LG C3 vs Samsung S90C OLED

Which TV Is Better?

Products

LG C3 OLED
Samsung S90C OLED

Tested using Methodology v1.11

Updated Jan 27, 2026 09:01 PM

SEE PRICE
LG.com

Tested using Methodology v1.11

Updated Nov 17, 2025 11:59 AM

SEE PRICE
Samsung.com

Our Verdict

LG C3 OLED

Samsung S90C OLED

The LG C3 OLED and the Samsung S90C OLED are similar TVs occupying the same market position. Of the two, the Samsung is the better gaming TV and slightly better overall TV, while the LG is the better TV for movie fans. The Samsung has a wider color gamut and gets brighter than the LG, especially in HDR; not only that, but it also maintains its HDR brightness better in Game Mode. It also supports 4k @ 144Hz (120Hz on the 83-inch model), while the LG is limited to 4k @ 120Hz. However, the LG supports DTS audio formats and Dolby Vision, making it great for Blu-ray fans. It also has better low-quality content smoothing than the Samsung TV, making it better for watching streaming content, especially in low-bitrate situations.

1 

Variants

  • OLED42C3PUA (42")
  • OLED48C3PUA (48")
  • QN55S90CAFXZA (55")
  • QN65S90CAFXZA (65")

Check Price

42"
OLED42C3PUA
Amazon.com
42"
 
48"
OLED48C3PUA
SEE PRICE
LG.com
48"
 
55"
OLED55C3PUA
SEE PRICE
LG.com
55"
QN55S90CAFXZA
SEE PRICE
Walmart.com
65"
OLED65C3PUA
SEE PRICE
LG.com
65"
QN65S90CAFXZA
SEE PRICE
Samsung.com
77"
OLED77C3PUA
SEE PRICE
Amazon.com
77"
QN77S90CAFXZA
SEE PRICE
Samsung.com
83"
OLED83C3PUA
SEE PRICE
Amazon.com
83"
QN83S90CAFXZA
SEE PRICE
Amazon.com

Main Differences for
Mixed Usage

Threshold 

0.10

Mixed Usage 
 

0.0
0.0
JOIN NOW  to see main differences

Full Comparison

Design

Style  

Design Picture  

LG C3 OLED Design Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Design Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Curved  

Locked
Locked
Show Text 

Accelerated Longevity Test 
 

Uniformity Pictures  

Join nowfor multiple image controls
Join nowfor multiple image controls

Longevity Graph  

LG C3 OLED Longevity Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Longevity Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Stand  

Stand Picture  

LG C3 OLED Stand Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Stand Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Show Text 

Back  

Back Picture  

LG C3 OLED Back Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Back Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Wall Mount  

Locked
Locked
Show Text 

Borders  

Borders Picture  

LG C3 OLED Borders Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Borders Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Borders  

Lock" (Lock cm)
Lock" (Lock cm)

Thickness  

Thickness Picture  

LG C3 OLED Thickness Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Thickness Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Max Thickness  

Lock" (Lock cm)
Lock" (Lock cm)
Show Text 

Build Quality 
 

N/A
N/A

Build quality picture  

LG C3 OLED Build quality picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Build quality picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Show Text 
Picture Quality

Contrast 
 

N/A
N/A

Contrast Picture  

LG C3 OLED Contrast Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Contrast Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Contrast 
 

Lock : 1
Lock : 1

Native Contrast 
 

Lock : 1
Lock : 1
Show Text 

Blooming 
 

N/A
N/A

Blooming Photo  

LG C3 OLED Blooming Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Blooming Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Show Text 

Lighting Zone Transitions 
 

N/A
N/A

Preferred LD Video, Moving Object  

LG C3 OLED Preferred LD Video, Moving Object Sample

SAMPLE

JOIN NOW

for videos & test results

Samsung S90C OLED Preferred LD Video, Moving Object Sample

SAMPLE

JOIN NOW

for videos & test results

Local Dimming 
 

Locked
Locked

Backlight 
 

Locked
Locked

Dimming Zones Count Of Tested TV 
 

Lock
Lock
Show Text 

Contrast And Dark Details In Game Mode 
 

N/A
N/A

Blooming Photo In Game Mode  

LG C3 OLED Blooming Photo In Game Mode Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Blooming Photo In Game Mode Sample

SAMPLE

JOIN NOW

for pictures & test results

Preferred LD Video, Moving Object In Game Mode  

LG C3 OLED Preferred LD Video, Moving Object In Game Mode Sample

SAMPLE

JOIN NOW

for videos & test results

Samsung S90C OLED Preferred LD Video, Moving Object In Game Mode Sample

SAMPLE

JOIN NOW

for videos & test results

Game Transitions With VRR And Preferred LD  

LG C3 OLED Game Transitions With VRR And Preferred LD Sample

SAMPLE

JOIN NOW

for videos & test results

Samsung S90C OLED Game Transitions With VRR And Preferred LD Sample

SAMPLE

JOIN NOW

for videos & test results

Show Text 

HDR Brightness 
 

N/A
N/A

HDR Hallway Photo  

LG C3 OLED HDR Hallway Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED HDR Hallway Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

HDR Cityscape Photo  

LG C3 OLED HDR Cityscape Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED HDR Cityscape Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

HDR Landscape Photo  

LG C3 OLED HDR Landscape Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED HDR Landscape Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Hallway Lights (~1950 cd/m²) 
 

Lock cd/m²
Lock cd/m²

Yellow Skyscraper (~700 cd/m²) 
 

Lock cd/m²
Lock cd/m²

Landscape Pool (~300 cd/m²) 
 

Lock cd/m²
Lock cd/m²

Peak 2% Window 
 

Lock cd/m²
Lock cd/m²

Peak 10% Window 
 

Lock cd/m²
Lock cd/m²

Peak 25% Window 
 

Lock cd/m²
Lock cd/m²

Peak 50% Window 
 

Lock cd/m²
Lock cd/m²

Peak 100% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 2% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 10% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 25% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 50% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 100% Window 
 

Lock cd/m²
Lock cd/m²

Automatic Brightness Limiting (ABL) 
 

Lock
Lock
Show Text 

HDR Brightness In Game Mode 
 

N/A
N/A

HDR Hallway Photo  

LG C3 OLED HDR Hallway Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED HDR Hallway Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

HDR Cityscape Photo  

LG C3 OLED HDR Cityscape Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED HDR Cityscape Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

HDR Landscape Photo  

LG C3 OLED HDR Landscape Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED HDR Landscape Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Hallway Lights (~1950 cd/m²) 
 

Lock cd/m²
Lock cd/m²

Yellow Skyscraper (~700 cd/m²) 
 

Lock cd/m²
Lock cd/m²

Landscape Pool (~300 cd/m²) 
 

Lock cd/m²
Lock cd/m²

Peak 2% Window 
 

Lock cd/m²
Lock cd/m²

Peak 10% Window 
 

Lock cd/m²
Lock cd/m²

Peak 25% Window 
 

Lock cd/m²
Lock cd/m²

Peak 50% Window 
 

Lock cd/m²
Lock cd/m²

Peak 100% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 2% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 10% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 25% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 50% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 100% Window 
 

Lock cd/m²
Lock cd/m²

Automatic Brightness Limiting (ABL) 
 

Lock
Lock
Show Text 

PQ EOTF Tracking 
 

N/A
N/A

PQ EOTF Graph  

LG C3 OLED PQ EOTF Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED PQ EOTF Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

600 Nit Tracking Delta 
 

Lock
Lock

1000 Nit Tracking Delta 
 

Lock
Lock

4000 Nit Tracking Delta 
 

Lock
Lock
Show Text 

SDR Brightness 
 

N/A
N/A

Real Scene Peak Brightness 
 

Lock cd/m²
Lock cd/m²

Peak 2% Window 
 

Lock cd/m²
Lock cd/m²

Peak 10% Window 
 

Lock cd/m²
Lock cd/m²

Peak 25% Window 
 

Lock cd/m²
Lock cd/m²

Peak 50% Window 
 

Lock cd/m²
Lock cd/m²

Peak 100% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 2% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 10% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 25% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 50% Window 
 

Lock cd/m²
Lock cd/m²

Sustained 100% Window 
 

Lock cd/m²
Lock cd/m²

Automatic Brightness Limiting (ABL) 
 

Lock
Lock
Show Text 

Color Gamut 
 

N/A
N/A

Wide Color Gamut 
 

Locked
Locked

Color Gamut DCI-P3 Picture  

LG C3 OLED Color Gamut DCI-P3 Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Color Gamut DCI-P3 Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

DCI P3 xy 
 

Lock%
Lock%

DCI P3 uv 
 

Lock%
Lock%

Color Gamut Rec.2020 Picture  

LG C3 OLED Color Gamut Rec.2020 Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Color Gamut Rec.2020 Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Rec 2020 xy 
 

Lock%
Lock%

Rec 2020 uv 
 

Lock%
Lock%
Show Text 

Color Volume 
 

N/A
N/A

P3 Color Volume ITP Picture  

LG C3 OLED P3 Color Volume ITP Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED P3 Color Volume ITP Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

1,000 cd/m² DCI P3 Coverage ITP 
 

Lock%
Lock%

2020 Color Volume ITP Picture  

LG C3 OLED 2020 Color Volume ITP Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED 2020 Color Volume ITP Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

10,000 cd/m² Rec 2020 Coverage ITP 
 

Lock%
Lock%

White Luminance 
 

Lock cd/m²
Lock cd/m²

Red Luminance 
 

Lock cd/m²
Lock cd/m²

Green Luminance 
 

Lock cd/m²
Lock cd/m²

Blue Luminance 
 

Lock cd/m²
Lock cd/m²

Cyan Luminance 
 

Lock cd/m²
Lock cd/m²

Magenta Luminance 
 

Lock cd/m²
Lock cd/m²

Yellow Luminance 
 

Lock cd/m²
Lock cd/m²
Show Text 

Pre Calibration 
 

N/A
N/A

Pre White Balance Picture  

LG C3 OLED Pre White Balance Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Pre White Balance Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Pre Gamma Curve Picture  

LG C3 OLED Pre Gamma Curve Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Pre Gamma Curve Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Pre Color Picture  

LG C3 OLED Pre Color Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Pre Color Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

White Balance dE 
 

Lock
Lock

Color dE 
 

Lock
Lock

Gamma 
 

Lock
Lock

Color Temperature 
 

Lock K
Lock K

Picture Mode 
 

Locked
Locked

Color Temp Setting 
 

Locked
Locked

Gamma Setting 
 

Locked
Locked
Show Text 

Post Calibration 
 

N/A
N/A

Post White Balance Picture  

LG C3 OLED Post White Balance Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Post White Balance Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Post Gamma Curve Picture  

LG C3 OLED Post Gamma Curve Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Post Gamma Curve Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Post Color Picture  

LG C3 OLED Post Color Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Post Color Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

White Balance dE 
 

Lock
Lock

Color dE 
 

Lock
Lock

Gamma 
 

Lock
Lock

Color Temperature 
 

Lock K
Lock K

White Balance Calibration 
 

Locked
Locked

Color Calibration 
 

Locked
Locked
Show Text 

Gray Uniformity 
 

N/A
N/A

50% Uniformity Picture  

LG C3 OLED 50% Uniformity Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED 50% Uniformity Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

50% Std. Dev. 
 

Lock%
Lock%

50% DSE 
 

Lock%
Lock%

5% Uniformity Picture  

LG C3 OLED 5% Uniformity Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED 5% Uniformity Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

5% Std. Dev. 
 

Lock%
Lock%

5% DSE 
 

Lock%
Lock%
Show Text 

Black Uniformity 
 

N/A
N/A

Black Uniformity Picture With Preferred Local Dimming  

LG C3 OLED Black Uniformity Picture With Preferred Local Dimming Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Black Uniformity Picture With Preferred Local Dimming Sample

SAMPLE

JOIN NOW

for pictures & test results

Std. Dev. 
 

N/A
N/A

Native Black Uniformity Picture  

LG C3 OLED Native Black Uniformity Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Native Black Uniformity Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Native Std. Dev. 
 

Lock%
Lock%
Show Text 

Viewing Angle 
 

N/A
N/A

Viewing Angle Video  

LG C3 OLED Viewing Angle Video Sample

SAMPLE

JOIN NOW

for videos & test results

Samsung S90C OLED Viewing Angle Video Sample

SAMPLE

JOIN NOW

for videos & test results

Chroma Graph  

LG C3 OLED Chroma Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Chroma Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Color Washout 
 

Lock°
Lock°

Hue Graph  

LG C3 OLED Hue Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Hue Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Color Shift 
 

Lock°
Lock°

Lightness Graph  

LG C3 OLED Lightness Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Lightness Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Brightness Loss 
 

Lock°
Lock°

Black Level Raise 
 

Lock°
Lock°

Gamma Shift 
 

Lock°
Lock°
Show Text 

Reflections 
 

N/A
N/A

Reflections Picture  

LG C3 OLED Reflections Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Reflections Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Average Room Off Picture  

LG C3 OLED Average Room Off Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Average Room Off Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Bright Room Off Picture  

LG C3 OLED Bright Room Off Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Bright Room Off Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Screen Finish 
 

Locked
Locked

Total Reflections 
 

Lock%
Lock%

Indirect Reflections 
 

Lock%
Lock%

Calculated Direct Reflections 
 

Lock%
Lock%
Show Text 

HDR Native Gradient 
 

N/A
N/A

HDR Gradient Picture  

LG C3 OLED HDR Gradient Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED HDR Gradient Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

100% Black to 50% Gray  

0.0
0.0

50% Gray to 100% White  

0.0
0.0

100% Black to 50% Red  

0.0
0.0

50% Red to 100% Red  

0.0
0.0

100% Black to 50% Green  

0.0
0.0

50% Green to 100% Green  

0.0
0.0

100% Black to 50% Blue  

0.0
0.0

50% Blue to 100% Blue  

0.0
0.0
Show Text 

Low-Quality Content Smoothing 
 

N/A
N/A

Low-Quality Content Smoothing Picture  

LG C3 OLED Low-Quality Content Smoothing Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Low-Quality Content Smoothing Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Smoothing 
 

0.0
0.0

Detail Preservation 
 

0.0
0.0
Show Text 

Upscaling: Sharpness Processing 
 

N/A
N/A

Sharpness Picture - 480p  

LG C3 OLED Sharpness Picture - 480p Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Sharpness Picture - 480p Sample

SAMPLE

JOIN NOW

for pictures & test results

Show Text 

Pixels 
 

Pixels Picture  

LG C3 OLED Pixels Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Pixels Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Subpixel Layout 
 

Locked
Locked

Type  

Locked
Locked

Sub-Type 
 

Locked
Locked
Show Text 
Motion

Response Time 
 

N/A
N/A

Motion Blur Picture  

LG C3 OLED Motion Blur Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Motion Blur Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Response Time Chart  

LG C3 OLED Response Time Chart Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Response Time Chart Sample

SAMPLE

JOIN NOW

for pictures & test results

80% Response Time 
 

Lock ms
Lock ms

100% Response Time 
 

Lock ms
Lock ms
Show Text 

Flicker-Free 
 

N/A
N/A

Backlight chart 
 

LG C3 OLED Backlight chart Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Backlight chart Sample

SAMPLE

JOIN NOW

for pictures & test results

Flicker-Free 
 

Locked
Locked

PWM Dimming Frequency 
 

Lock Hz
Lock Hz
Show Text 

Black Frame Insertion (BFI) 
 

BFI Picture  

LG C3 OLED BFI Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED BFI Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

BFI Frequency Picture  

LG C3 OLED BFI Frequency Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED BFI Frequency Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Optional BFI 
 

Locked
Locked

Min Flicker For 60 fps 
 

Lock Hz
Lock Hz

60Hz For 60 fps 
 

Locked
Locked

120Hz For 120 fps 
 

Locked
Locked

Min Flicker for 60 fps in Game Mode 
 

Lock Hz
Lock Hz
Show Text 

Motion Interpolation 
 

Motion Interpolation (30 fps) Picture  

LG C3 OLED Motion Interpolation (30 fps) Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Motion Interpolation (30 fps) Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Motion Interpolation (30 fps) 
 

Locked
Locked

Motion Interpolation (60 fps) Picture  

LG C3 OLED Motion Interpolation (60 fps) Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Motion Interpolation (60 fps) Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Motion Interpolation (60 fps) 
 

Locked
Locked
Show Text 

Stutter 
 

N/A
N/A

Frame Hold Time @ 24 fps 
 

Lock ms
Lock ms

Frame Hold Time @ 60 fps 
 

Lock ms
Lock ms
Show Text 

24p Judder 
 

N/A
N/A

Judder-Free 24p 
 

Locked
Locked

Judder-Free 24p via 60p 
 

Locked
Locked

Judder-Free 24p via 60i 
 

Locked
Locked

Judder-Free 24p via Native Apps 
 

Locked
Locked
Show Text 

Variable Refresh Rate 
 

N/A
N/A

Native Refresh Rate 
 

Locked
Locked

Variable Refresh Rate 
 

Locked
Locked

HDMI Forum VRR 
 

Locked
Locked

FreeSync 
 

Locked
Locked

G-SYNC Compatible 
 

Locked
Locked

4k VRR Maximum 
 

Lock Hz
Lock Hz

4k VRR Minimum 
 

Locked
Locked

1080p VRR Maximum 
 

Lock Hz
Lock Hz

1080p VRR Minimum 
 

Locked
Locked

1440p VRR Maximum 
 

Lock Hz
Lock Hz

1440p VRR Minimum 
 

Locked
Locked

VRR + Local Dimming  

Locked
Locked
Show Text 
Inputs

Input Lag 
 

N/A
N/A

1080p @ 60Hz 
 

Lock ms
Lock ms

1080p @ 60Hz Outside Game Mode 
 

Lock ms
Lock ms

1080p @ 120Hz 
 

Lock ms
Lock ms

1080p @ 144Hz 
 

N/A
N/A

1440p @ 60Hz 
 

Lock ms
Lock ms

1440p @ 120Hz 
 

Lock ms
Lock ms

1440p @ 144Hz 
 

N/A
N/A

4k @ 60Hz 
 

Lock ms
Lock ms

4k @ 60Hz + 10-Bit HDR 
 

Lock ms
Lock ms

4k @ 60Hz @ 4:4:4 
 

Lock ms
Lock ms

4k @ 60Hz Outside Game Mode 
 

Lock ms
Lock ms

4k @ 60Hz With Interpolation 
 

Lock ms
Lock ms

4k @ 120Hz 
 

Lock ms
Lock ms

4k @ 144Hz 
 

N/A
Lock ms

8k @ 60Hz 
 

N/A
N/A
Show Text 

Supported Resolutions 
 

N/A
N/A

Resolution  

Locked
Locked

480p @ 59.94Hz (Widescreen) 
 

Locked
Locked

720p @ 59.94Hz 
 

Locked
Locked

1080p @ 60Hz @ 4:4:4 
 

Locked
Locked

1080p @ 120Hz 
 

Locked
Locked

1080p @ 144Hz 
 

Locked
Locked

1440p @ 60Hz 
 

Locked
Locked

1440p @ 120Hz 
 

Locked
Locked

1440p @ 144Hz 
 

Locked
Locked

4k @ 60Hz 
 

Locked
Locked

4k @ 60Hz @ 4:4:4 
 

Locked
Locked

4k @ 120Hz 
 

Locked
Locked

4k @ 120Hz @ 4:4:4 
 

Locked
Locked

4k @ 144Hz 
 

Locked
Locked

8k @ 30Hz or 24Hz 
 

Locked
Locked

8k @ 60Hz 
 

Locked
Locked
Show Text 

PS5 Compatibility 
 

PS5 Screenshot  

LG C3 OLED PS5 Screenshot Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED PS5 Screenshot Sample

SAMPLE

JOIN NOW

for pictures & test results

Auto Low Latency Mode (ALLM) 
 

Locked
Locked

4k @ 120Hz 
 

Locked
Locked

1440p @ 120Hz 
 

Locked
Locked

1080p @ 120Hz 
 

Locked
Locked

HDR 
 

Locked
Locked

VRR 
 

Locked
Locked
Show Text 

Xbox Series X|S Compatibility 
 

Xbox Series X Screenshot  

LG C3 OLED Xbox Series X Screenshot Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Xbox Series X Screenshot Sample

SAMPLE

JOIN NOW

for pictures & test results

Auto Low Latency Mode (ALLM) 
 

Locked
Locked

4k @ 120Hz 
 

Locked
Locked

1440p @ 120Hz 
 

Locked
Locked

1080p @ 120Hz 
 

Locked
Locked

HDR 
 

Locked
Locked

VRR 
 

Locked
Locked
Show Text 

Inputs Specifications  

HDR10 
 

Locked
Locked

HDR10+ 
 

Locked
Locked

Dolby Vision 
 

Locked
Locked

HLG 
 

Locked
Locked

HDMI 2.0 Full Bandwidth 
 

Locked
Locked

HDMI 2.1 Class Bandwidth 
 

Locked
Locked

CEC  

Locked
Locked

HDCP 2.2  

Locked
Locked

ATSC Tuner 
 

Locked
Locked

USB 3.0 
 

Locked
Locked

Variable Analog Audio Out  

Locked
Locked

Wi-Fi Support  

Locked
Locked
Show Text 

Input Photos  

Side Inputs Picture  

LG C3 OLED Side Inputs Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Side Inputs Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Rear Inputs Picture  

LG C3 OLED Rear Inputs Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Rear Inputs Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Show Text 

Total Inputs  

HDMI  

Locked
Locked

USB  

Locked
Locked

Digital Optical Audio Out  

Locked
Locked

Analog Audio Out 3.5mm  

Locked
Locked

Analog Audio Out RCA  

Locked
Locked

Component In  

Locked
Locked

Composite In  

Locked
Locked

Tuner (Cable/Ant)  

Locked
Locked

Ethernet  

Locked
Locked

DisplayPort  

Locked
Locked

IR In  

Locked
Locked

Audio Passthrough 
 

ARC/eARC Port 
 

Locked
Locked

eARC: Dolby Atmos Over Dolby Digital Plus 
 

Locked
Locked

eARC: Dolby Digital Plus 7.1 
 

Locked
Locked

eARC: LPCM 7.1 Over Dolby MAT 
 

Locked
Locked

eARC: Dolby TrueHD 7.1 
 

Locked
Locked

eARC: DTS:X Over DTS-HD MA 
 

Locked
Locked

eARC: DTS-HD Master Audio 7.1 
 

Locked
Locked

eARC: LPCM Channels (Bitstream) 
 

Locked
Locked

ARC: Dolby Digital 5.1 
 

Locked
Locked

ARC: DTS 5.1 
 

Locked
Locked

Optical: Dolby Digital 5.1 
 

Locked
Locked

Optical: DTS 5.1 
 

Locked
Locked
Show Text 
Sound Quality

Frequency Response 
 

N/A
N/A

Frequency Response  

LG C3 OLED Frequency Response Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Frequency Response Sample

SAMPLE

JOIN NOW

for pictures & test results

Low-Frequency Extension 
 

Lock Hz
Lock Hz

Std. Dev. @ 70 
 

Lock dB
Lock dB

Std. Dev. @ 80 
 

Lock dB
Lock dB

Std. Dev. @ Max 
 

Lock dB
Lock dB

Max 
 

Lock dB SPL
Lock dB SPL

Dynamic Range Compression 
 

Lock dB
Lock dB
Show Text 

Distortion 
 

N/A
N/A

Total Harmonic Distortion 
 

LG C3 OLED Total Harmonic Distortion Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Total Harmonic Distortion Sample

SAMPLE

JOIN NOW

for pictures & test results

Weighted THD @ 80 
 

Lock
Lock

Weighted THD @ Max 
 

Lock
Lock

IMD @ 80 
 

Lock%
Lock%

IMD @ Max 
 

Lock%
Lock%
Show Text 
Smart Features

Interface 
 

N/A
N/A

Smart TV Picture  

LG C3 OLED Smart TV Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Smart TV Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Smart OS  

Locked
Locked

Version  

Locked
Locked

Ease of Use 
 

Locked
Locked

Smoothness 
 

Locked
Locked

Time Taken to Select YouTube 
 

Lock s
Lock s

Time Taken to Change Backlight 
 

Lock s
Lock s

Advanced Options 
 

Locked
Locked
Show Text 

Ad-Free 
 

N/A
N/A

Ads Picture  

LG C3 OLED Ads Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Ads Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Ads 
 

Locked
Locked

Opt-out 
 

Locked
Locked

Suggested Content in Home 
 

Locked
Locked

Opt-out of Suggested Content 
 

Locked
Locked
Show Text 

Apps and Features 
 

N/A
N/A

Apps Picture  

LG C3 OLED Apps Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Apps Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

App Selection 
 

Locked
Locked

App Smoothness 
 

Locked
Locked

Cast Capable 
 

Locked
Locked

USB Drive Playback 
 

Locked
Locked

USB Drive HDR Playback 
 

Locked
Locked

HDR in Netflix 
 

Locked
Locked

HDR in YouTube 
 

Locked
Locked
Show Text 

Remote 
 

N/A
N/A

Remote Picture  

LG C3 OLED Remote Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Remote Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Size 
 

Locked
Locked

Voice Control 
 

Locked
Locked

CEC Menu Control 
 

Locked
Locked

Other Smart Features 
 

Locked
Locked

Remote App  

Locked
Locked
Show Text 

TV Controls  

Controls Picture  

LG C3 OLED Controls Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED Controls Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Show Text 

In The Box  

In The Box Picture  

LG C3 OLED In The Box Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Samsung S90C OLED In The Box Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Show Text 

Misc  

Power Consumption  

Lock W
Lock W

Power Consumption (Max)  

Lock W
Lock W

Firmware  

Locked
Locked

Check Price

42"
OLED42C3PUA
Amazon.com
42"
 
48"
OLED48C3PUA
SEE PRICE
LG.com
48"
 
55"
OLED55C3PUA
SEE PRICE
LG.com
55"
QN55S90CAFXZA
SEE PRICE
Walmart.com
65"
OLED65C3PUA
SEE PRICE
LG.com
65"
QN65S90CAFXZA
SEE PRICE
Samsung.com
77"
OLED77C3PUA
SEE PRICE
Amazon.com
77"
QN77S90CAFXZA
SEE PRICE
Samsung.com
83"
OLED83C3PUA
SEE PRICE
Amazon.com
83"
QN83S90CAFXZA
SEE PRICE
Amazon.com

LG C3 OLED

Samsung S90C OLED

Comments

  1. Comparison

LG C3 OLED vs Samsung S90C OLED: Main Discussion

What do you think of these products? Let us know below.


Looking for a personalized buying advice from the RTINGS.com experts? Members have direct access to buying advice on our member forum.

PreviewBack to editorFormat guide
Sort by:
newest first
  1. Hypothetically speaking, would it be worth getting the C3 over the S90C if the majority of streaming comes from IPTVs with sometimes lower quality?

    Hello! Help with personalized buying advice is something our experts offer only via our insider forums. We do have lots of self-service tools and recommendation articles that should be helpful as well though!

  2. 2
    1
    0
    1
    0

    Hypothetically speaking, would it be worth getting the C3 over the S90C if the majority of streaming comes from IPTVs with sometimes lower quality?