LG C6 OLED 2026 vs Samsung S90H OLED: Which TV Is Better?

Tested using Methodology v2.2

Updated Apr 29, 2026 07:53 PM

This review is in Early access

See LG C6 OLED 2026 Review

Resolution4k

Native Refresh Rate 165Hz

Panel TypeOLED

Sub-Type WOLED

Dolby Vision Yes

Screen Finish Glossy

Resolution4k

Native Refresh Rate 165Hz

Panel TypeOLED

Sub-Type WOLED

Dolby Vision No

Screen Finish Matte

Our Verdict

LG C6 OLED 2026

Samsung S90H OLED

Full comparison details regarding individual product score sets can be found in the section below

Variants

OLED42C6PUA (42")
OLED48C6PUA (48")

QN42S90HAEXZA (42")
QN48S90HAEXZA (48")

Review

See Samsung S90H OLED Review

Check Price

42"

OLED42C6PUA

42"

QN42S90HAEXZA

48"

OLED48C6PUA

48"

QN48S90HAEXZA

55"

OLED55C6PUA

55"

QN55S90HAEXZA

65"

OLED65C6PUA

65"

QN65S90HAEXZA

77"

QN77S90HAEXZA

83"

QN83S90HAEXZA

Main Differences for

Mixed Usage

Threshold

0.10

Mixed Usage

0.0

JOIN NOW to see main differences

Full Comparison

Mixed Usage

0.0

Home Theater

0.0

Bright Room

0.0

Sports

0.0

Gaming

0.0

Brightness

0.0

Black Level

0.0

Color

0.0

Motion Handling

0.0

Game Mode Responsiveness

0.0

Processing (In Development)

0.0

Brightness

HDR Brightness

N/A

HDR Hallway Photo

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

HDR Cityscape Photo

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

HDR Landscape Photo

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Hallway Lights (~1950 cd/m²)

Lock cd/m²

Yellow Skyscraper (~700 cd/m²)

Lock cd/m²

Landscape Pool (~300 cd/m²)

Lock cd/m²

Peak 2% Window

Lock cd/m²

Peak 10% Window

Lock cd/m²

Peak 25% Window

Lock cd/m²

Peak 50% Window

Lock cd/m²

Peak 100% Window

Lock cd/m²

Sustained 2% Window

Lock cd/m²

Sustained 10% Window

Lock cd/m²

Sustained 25% Window

Lock cd/m²

Sustained 50% Window

Lock cd/m²

Sustained 100% Window

Lock cd/m²

Automatic Brightness Limiting (ABL)

Lock

HDR Brightness In Game Mode

N/A

HDR Hallway Photo

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

HDR Cityscape Photo

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

HDR Landscape Photo

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Hallway Lights (~1950 cd/m²)

Lock cd/m²

Yellow Skyscraper (~700 cd/m²)

Lock cd/m²

Landscape Pool (~300 cd/m²)

Lock cd/m²

Peak 2% Window

Lock cd/m²

Peak 10% Window

Lock cd/m²

Peak 25% Window

Lock cd/m²

Peak 50% Window

Lock cd/m²

Peak 100% Window

Lock cd/m²

Sustained 2% Window

Lock cd/m²

Sustained 10% Window

Lock cd/m²

Sustained 25% Window

Lock cd/m²

Sustained 50% Window

Lock cd/m²

Sustained 100% Window

Lock cd/m²

Automatic Brightness Limiting (ABL)

Lock

SDR Brightness

N/A

Real Scene Peak Brightness

Lock cd/m²

Peak 2% Window

Lock cd/m²

Peak 10% Window

Lock cd/m²

Peak 25% Window

Lock cd/m²

Peak 50% Window

Lock cd/m²

Peak 100% Window

Lock cd/m²

Sustained 2% Window

Lock cd/m²

Sustained 10% Window

Lock cd/m²

Sustained 25% Window

Lock cd/m²

Sustained 50% Window

Lock cd/m²

Sustained 100% Window

Lock cd/m²

Automatic Brightness Limiting (ABL)

Lock

Black Level

Contrast

N/A

Contrast Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Contrast

Lock : 1

Native Contrast

Lock : 1

Lighting Zone Precision

N/A

Lighting Zone Precision Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Lighting Zone Transitions

N/A

Preferred LD Video, Moving Object

SAMPLE

for videos & test results

SAMPLE

for videos & test results

Local Dimming

Locked

Backlight

Locked

Dimming Zone Count Of The Tested TV

Lock

Contrast And Dark Details In Game Mode

N/A

Lighting Zone Precision Photo In Game Mode

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Preferred LD Video, Moving Object In Game Mode

SAMPLE

for videos & test results

SAMPLE

for videos & test results

Game Transitions With VRR And Preferred LD

SAMPLE

for videos & test results

SAMPLE

for videos & test results

Black Uniformity

N/A

Black Uniformity Picture With Preferred Local Dimming

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Std. Dev.

N/A

Native Black Uniformity Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Native Std. Dev.

Lock%

Color

SDR Color Volume

N/A

DCI-P3 Gamut Rings

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

CIELAB DCI-P3 Coverage

Lock%

BT.2020 Gamut Rings

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

CIELAB BT.2020 Coverage

Lock%

HDR Color Volume

N/A

P3 Color Volume ITP Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

1,000 cd/m² DCI P3 Coverage ITP

Lock%

2020 Color Volume ITP Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

10,000 cd/m² BT.2020 Coverage ITP

Lock%

White Luminance

Lock cd/m²

Red Luminance

Lock cd/m²

Green Luminance

Lock cd/m²

Blue Luminance

Lock cd/m²

Cyan Luminance

Lock cd/m²

Magenta Luminance

Lock cd/m²

Yellow Luminance

Lock cd/m²

SDR Pre-Calibration Color Accuracy

N/A

Pre White Balance Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Pre Gamma Curve Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Pre Color Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

White Balance dE 2000

Lock

Color dE 2000

Lock

Gamma

Lock

Color Temperature

Lock K

Picture Mode

Locked

Color Temp Setting

Locked

Gamma Setting

Locked

SDR Post-Calibration Color Accuracy

N/A

Post White Balance Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Post Gamma Curve Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Post Color Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

White Balance dE 2000

Lock

Color dE 2000

Lock

Gamma

Lock

Color Temperature

Lock K

White Balance Calibration

Locked

Color Calibration

Locked

HDR Pre-Calibration Color Accuracy

N/A

HDR Pre White Balance Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

HDR Pre Color Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

White Balance dE ITP

Lock

Color dE ITP

Lock

Color Temperature

Lock K

Picture Mode

Locked

HDR Post-Calibration Color Accuracy

N/A

HDR Post White Balance Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

HDR Post Color Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

White Balance dE ITP

Lock

Color dE ITP

Lock

Color Temperature

Lock K

Processing

PQ EOTF Tracking

N/A

PQ EOTF Graph

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

600 Nit Tracking Delta

Lock

1000 Nit Tracking Delta

Lock

4000 Nit Tracking Delta

Lock

Low-Quality Content Smoothing

N/A

Low-Quality Content Smoothing Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Smoothing

0.0

Detail Preservation

0.0

Upscaling: Sharpness Processing

N/A

Sharpness Picture - 480p

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

HDR Native Gradient

N/A

HDR Gradient Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

100% Black To 50% Gray

0.0

50% Gray To 100% White

0.0

100% Black To 50% Red

0.0

50% Red To 100% Red

0.0

100% Black To 50% Green

0.0

50% Green To 100% Green

0.0

100% Black To 50% Blue

0.0

50% Blue To 100% Blue

0.0

Game Mode Responsiveness

Input Lag

N/A

1080p @ 60Hz

Lock ms

1080p @ 60Hz Outside Game Mode

Lock ms

1080p @ 120Hz

Lock ms

1080p @ Max Refresh Rate

Lock ms

4k @ 60Hz

Lock ms

4k @ 60Hz @ 4:4:4

Lock ms

4k @ 60Hz Outside Game Mode

Lock ms

4k @ 60Hz With Interpolation

Lock ms

4k @ 120Hz

Lock ms

4k @ Max Refresh Rate

Lock ms

8k @ 60Hz

N/A

Supported Resolutions

N/A

Resolution

Locked

480p @ 59.94Hz (Widescreen)

Locked

720p @ 59.94Hz

Locked

1080p @ 60Hz @ 4:4:4

Locked

1080p @ 120Hz

Locked

1080p Maximum Refresh Rate

Lock Hz

4k @ 60Hz

Locked

4k @ 60Hz @ 4:4:4

Locked

4k @ 120Hz

Locked

4k @ 120Hz @ 4:4:4

Locked

4k Maximum Refresh Rate

Lock Hz

8k @ 30Hz Or 24Hz

Locked

8k @ 60Hz

Locked

Variable Refresh Rate

N/A

Native Refresh Rate

Locked

Variable Refresh Rate

Locked

HDMI Forum VRR

Locked

FreeSync

Locked

G-SYNC Compatible

Locked

4k VRR Maximum

Lock Hz

4k VRR Minimum

Locked

1080p VRR Maximum

Lock Hz

1080p VRR Minimum

Locked

VRR + Local Dimming

Locked

CAD In Game Mode @ Max Refresh Rate

N/A

Pursuit Photo Max Refresh

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

CAD Heatmap Max Refresh

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Transition At Max Refresh

Join nowfor multiple image controls

Avg. CAD

Lock

Best 10% CAD

Lock

Worst 10% CAD

Lock

CAD In Game Mode @ 120Hz

N/A

Pursuit Photo 120Hz

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

CAD Heatmap 120Hz

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Transition At 120Hz

Join nowfor multiple image controls

Avg. CAD

Lock

Best 10% CAD

Lock

Worst 10% CAD

Lock

CAD In Game Mode @ 60Hz

N/A

Pursuit Photo 60Hz

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

CAD Heatmap 60Hz

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Transition 60Hz

Join nowfor multiple image controls

Avg. CAD

Lock

Best 10% CAD

Lock

Worst 10% CAD

Lock

PS5 Compatibility

PS5 Screenshot

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Auto Low Latency Mode (ALLM)

Locked

4k @ 120Hz

Locked

1440p @ 120Hz

Locked

1080p @ 120Hz

Locked

HDR

Locked

VRR

Locked

Xbox Series X|S Compatibility

Xbox Series X Screenshot

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Auto Low Latency Mode (ALLM)

Locked

4k @ 120Hz

Locked

1440p @ 120Hz

Locked

1080p @ 120Hz

Locked

HDR

Locked

VRR

Locked

Motion Handling

Stutter

N/A

Stutter Video

SAMPLE

for videos & test results

SAMPLE

for videos & test results

Stutter Image

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Stutter Graph

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Sample And Hold

Lock pixel ⋅ second

Frame Hold Time @ 24 fps

Lock ms

Stutter Reduction Via Interpolation

N/A

Stutter Reduction Via Interpolation Video

SAMPLE

for videos & test results

SAMPLE

for videos & test results

Stutter Reduction Via Interpolation Image

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Stutter Reduction Via Interpolation Graph

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Sample And Hold (Interpolation)

Lock pixel ⋅ second

Interpolation Consistency

Lock pixel ⋅ second

Judder

N/A

Judder Video Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Judder 24p

0.0

Judder 25p

0.0

Judder 24p via 60p

0.0

Judder 25p via 60p

0.0

Judder 24p via 60i

0.0

Judder 24p via Native Apps

0.0

Judder 25p via Native Apps

0.0

Micro Judder

N/A

24p Clip

SAMPLE

for videos & test results

SAMPLE

for videos & test results

25p Clip

SAMPLE

for videos & test results

SAMPLE

for videos & test results

Micro Judder-Free 24p

Locked

Micro Judder-Free 25p

Locked

Micro Judder-Free 24p via 60p

Locked

Micro Judder-Free 25p via 60p

Locked

Micro Judder-Free 24p via Native Apps

Locked

Micro Judder-Free 25p via Native Apps

Locked

Response Time

N/A

Pursuit Photo 60Hz

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Response Time Heatmap 60Hz

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Transition At 60Hz

Join nowfor multiple image controls

First Response Time

Lock ms

Total Response Time

Lock ms

Worst 10% Response Time

Lock ms

Transition Artifacts

N/A

Color Transition Image

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Edge Transition Image

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Color Artifacts

0.0

Edge Artifacts

0.0

Flicker

Backlight chart

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Flicker-Free

Locked

PWM Dimming Frequency

Lock Hz

Black Frame Insertion (BFI)

BFI Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

BFI Frequency Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Optional BFI

Locked

Min Flicker For 60 fps

Lock Hz

60Hz For 60 fps

Locked

120Hz For 120 fps

Locked

Min Flicker For 60 fps In Game Mode

Lock Hz

Reflections

Direct Reflections

N/A

Ring Light Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Direct Reflections Graph

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Peak Direct Reflection Intensity

Lock%

Screen Finish

Locked

Ambient Black Level Raise

N/A

Black Level Raise Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Bright Room Black Level Raise Graph

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Black Luminance @ 0 lx

Lock cd/m²

Black Luminance @ 1000 lx

Lock cd/m²

Total Reflected Light

N/A

Bright Room Off Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Ring Picture Total Reflection

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Total Reflected Light Intensity

Lock% ⋅ pixel

Diffraction Artifacts

Locked

Ambient Color Saturation

N/A

Bright Room Color Volume Graph

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Low-Luminance Colors @ 1000 lx

Lock%

Mid-Luminance Colors @ 1000 lx

Lock%

High-Luminance Colors @ 1000 lx

Lock%

Panel

Viewing Angle

N/A

Viewing Angle Video

SAMPLE

for videos & test results

SAMPLE

for videos & test results

Chroma Graph

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Color Washout

Lock°

Hue Graph

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Color Shift

Lock°

Lightness Graph

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Brightness Loss

Lock°

Black Level Raise

Lock°

Gamma Shift

Lock°

Gray Uniformity

N/A

50% Uniformity Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

50% Std. Dev.

Lock%

50% DSE

Lock%

5% Uniformity Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

5% Std. Dev.

Lock%

5% DSE

Lock%

Panel Technology

Spectral Power Distribution

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Pixels Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Panel Type

Locked

Sub-Type

Locked

Subpixel Layout

Locked

Inputs

Input Specifications

Side Inputs Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Rear Inputs Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

HDMI

Locked

HDMI 2.1 Rated Speed

Locked

ATSC Tuner

Locked

USB Ports

Locked

USB 3.0

Locked

Audio Out 3.5mm

Locked

Wi-Fi

Locked

Ethernet Speed

Locked

Composite In

Locked

Digital Optical Audio Out

Locked

Audio Passthrough

ARC/eARC Port

Locked

eARC: Dolby Atmos Over Dolby Digital Plus

Locked

eARC: Dolby Digital Plus 7.1

Locked

eARC: LPCM 7.1 Over Dolby MAT

Locked

eARC: Dolby TrueHD 7.1

Locked

eARC: DTS:X Over DTS-HD MA

Locked

eARC: DTS-HD Master Audio 7.1

Locked

eARC: LPCM Channels (Bitstream)

Locked

ARC: Dolby Digital 5.1

Locked

ARC: DTS 5.1

Locked

Optical: Dolby Digital 5.1

Locked

Optical: DTS 5.1

Locked

HDR Format Support

HDR10

Locked

HDR10+

Locked

Dolby Vision

Locked

HLG

Locked

Design

Style

Design Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Curved

Locked

Stand

Stand Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Back

Back Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Wall Mount

Locked

Borders

Borders Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Borders

Lock" (Lock cm)

Thickness

Thickness Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Max Thickness

Lock" (Lock cm)

Build Quality

N/A

Build quality picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Smart Features

Interface

Smart TV Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Smart OS

Locked

Version

Locked

Ad-Free

N/A

Ads Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Locked

Opt-out

Locked

Opt-out of Suggested Content

Locked

Remote

Remote Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Voice Control

Locked

TV Controls

Controls Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Mute Switch

Locked

In The Box

In The Box Picture

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Misc

Power Consumption

Lock W

Power Consumption (Max)

Lock W

Firmware

Locked

Sound Quality

Frequency Response

N/A

Frequency Response

SAMPLE

for pictures & test results

SAMPLE

for pictures & test results

Low-Frequency Extension

Lock Hz

Std. Dev. @ 70

Lock dB

Std. Dev. @ 80

Lock dB

Std. Dev. @ Max

Lock dB

Max

Lock dB SPL

Dynamic Range Compression

Lock dB

Digital Room Correction

Locked

Check Price

42"

OLED42C6PUA

42"

QN42S90HAEXZA

48"

OLED48C6PUA

48"

QN48S90HAEXZA

55"

OLED55C6PUA

55"

QN55S90HAEXZA

65"

OLED65C6PUA

65"

QN65S90HAEXZA

77"

QN77S90HAEXZA

83"

QN83S90HAEXZA