LG B5 OLED vs TCL QM7K: Which TV Is Better?

48"

55"

OLED55B5PUA

55"

55QM7K

65"

OLED65B5PUA

65"

65QM7K

75"

75QM7K

77"

OLED77B5PUA

77"

83"

OLED83B5PUA

LG.com

83"

85"

85QM7K

98"

98QM7K

Main Differences for

Mixed Usage

Threshold

0.10

Mixed Usage

8.2

7.8

SDR Brightness

6.0

8.6

Black Uniformity

7.5

Lighting Zone Precision

7.0

Full Comparison

Mixed Usage

8.2

7.8

Home Theater

8.4

7.9

Bright Room

6.7

8.0

Sports

7.1

7.9

Gaming

8.5

7.8

Brightness

7.0

7.8

Black Level

8.4

Color

8.3

7.5

Processing (In Development)

8.3

7.7

Game Mode Responsiveness

9.0

8.0

Motion Handling (Broken)

7.6

7.5

Brightness

HDR Brightness

7.4

HDR Hallway Photo

Compare High-Res

HDR Cityscape Photo

Compare High-Res

HDR Landscape Photo

Compare High-Res

Hallway Lights (~1950 cd/m²)

799 cd/m²

542 cd/m²

Yellow Skyscraper (~700 cd/m²)

490 cd/m²

302 cd/m²

Landscape Pool (~300 cd/m²)

258 cd/m²

286 cd/m²

Peak 2% Window

852 cd/m²

1,312 cd/m²

Peak 10% Window

847 cd/m²

1,731 cd/m²

Peak 25% Window

565 cd/m²

1,408 cd/m²

Peak 50% Window

368 cd/m²

854 cd/m²

Peak 100% Window

165 cd/m²

518 cd/m²

Sustained 2% Window

833 cd/m²

940 cd/m²

Sustained 10% Window

792 cd/m²

1,637 cd/m²

Sustained 25% Window

516 cd/m²

1,383 cd/m²

Sustained 50% Window

368 cd/m²

852 cd/m²

Sustained 100% Window

162 cd/m²

516 cd/m²

Automatic Brightness Limiting (ABL)

0.096

0.059

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HDR Brightness In Game Mode

6.8

7.7

HDR Hallway Photo

Compare High-Res

HDR Cityscape Photo

Compare High-Res

HDR Landscape Photo

Compare High-Res

Hallway Lights (~1950 cd/m²)

594 cd/m²

596 cd/m²

Yellow Skyscraper (~700 cd/m²)

413 cd/m²

377 cd/m²

Landscape Pool (~300 cd/m²)

260 cd/m²

361 cd/m²

Peak 2% Window

712 cd/m²

1,320 cd/m²

Peak 10% Window

714 cd/m²

1,783 cd/m²

Peak 25% Window

528 cd/m²

1,457 cd/m²

Peak 50% Window

342 cd/m²

887 cd/m²

Peak 100% Window

151 cd/m²

541 cd/m²

Sustained 2% Window

706 cd/m²

954 cd/m²

Sustained 10% Window

699 cd/m²

1,677 cd/m²

Sustained 25% Window

513 cd/m²

1,440 cd/m²

Sustained 50% Window

342 cd/m²

885 cd/m²

Sustained 100% Window

148 cd/m²

540 cd/m²

Automatic Brightness Limiting (ABL)

0.094

0.058

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SDR Brightness

6.0

8.6

Real Scene Peak Brightness

303 cd/m²

600 cd/m²

Peak 2% Window

426 cd/m²

1,233 cd/m²

Peak 10% Window

439 cd/m²

1,568 cd/m²

Peak 25% Window

437 cd/m²

1,266 cd/m²

Peak 50% Window

391 cd/m²

894 cd/m²

Peak 100% Window

184 cd/m²

537 cd/m²

Sustained 2% Window

421 cd/m²

872 cd/m²

Sustained 10% Window

435 cd/m²

1,513 cd/m²

Sustained 25% Window

431 cd/m²

1,253 cd/m²

Sustained 50% Window

389 cd/m²

891 cd/m²

Sustained 100% Window

181 cd/m²

537 cd/m²

Automatic Brightness Limiting (ABL)

0.056

0.052

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Black Level

Contrast

9.4

Contrast Picture

Compare High-Res

Contrast

Inf : 1

265,133 : 1

Native Contrast

Inf : 1

8,392 : 1

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Lighting Zone Precision

7.0

Lighting Zone Precision Picture

Compare High-Res

TCL QM7K Lighting Zone Precision Picture

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Lighting Zone Transitions

7.0

Preferred LD Video, Moving Object

Local Dimming

Yes

Backlight

No Backlight

Full-Array

Dimming Zone Count Of The Tested TV

8,294,400

966

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Contrast And Dark Details In Game Mode

9.5

7.5

Lighting Zone Precision Photo In Game Mode

Compare High-Res

TCL QM7K Lighting Zone Precision Photo In Game Mode

Preferred LD Video, Moving Object In Game Mode

Game Transitions With VRR And Preferred LD

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Black Uniformity

7.5

Black Uniformity Picture With Preferred Local Dimming

Compare High-Res

TCL QM7K Black Uniformity Picture With Preferred Local Dimming

Std. Dev.

N/A

1.253%

Native Black Uniformity Picture

Compare High-Res

TCL QM7K Native Black Uniformity Picture

Native Std. Dev.

0.165%

0.424%

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Color

SDR Color Volume

8.7

7.5

DCI-P3 Gamut Rings

Compare High-Res

CIELAB DCI-P3 Coverage

98.30%

89.42%

BT.2020 Gamut Rings

Compare High-Res

CIELAB BT.2020 Coverage

71.16%

66.06%

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HDR Color Volume

7.5

8.0

P3 Color Volume ITP Picture

Compare High-Res

1,000 cd/m² DCI P3 Coverage ITP

70.3%

84.4%

2020 Color Volume ITP Picture

Compare High-Res

10,000 cd/m² BT.2020 Coverage ITP

34.6%

40.0%

White Luminance

699 cd/m²

975 cd/m²

Red Luminance

92 cd/m²

221 cd/m²

Green Luminance

305 cd/m²

678 cd/m²

Blue Luminance

37 cd/m²

63 cd/m²

Cyan Luminance

331 cd/m²

741 cd/m²

Magenta Luminance

109 cd/m²

207 cd/m²

Yellow Luminance

384 cd/m²

840 cd/m²

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SDR Pre-Calibration Color Accuracy

8.8

8.2

Pre White Balance Picture

Compare High-Res

Pre Gamma Curve Picture

Compare High-Res

Pre Color Picture

Compare High-Res

White Balance dE 2000

1.99

2.44

Color dE 2000

1.44

2.14

Gamma

2.22

2.02

Color Temperature

6,581 K

6,674 K

Picture Mode

Expert (Dark Space, night)

Movie

Color Temp Setting

Warm 40

warm 5

Gamma Setting

2.2

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SDR Post-Calibration Color Accuracy

9.6

Post White Balance Picture

Compare High-Res

Post Gamma Curve Picture

Compare High-Res

Post Color Picture

Compare High-Res

White Balance dE 2000

0.28

0.34

Color dE 2000

0.95

0.90

Gamma

2.22

2.16

Color Temperature

6,501 K

6,502 K

White Balance Calibration

22 point

20 point

Color Calibration

Yes

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HDR Pre-Calibration Color Accuracy

9.3

5.6

HDR Pre White Balance Picture

Compare High-Res

HDR Pre Color Picture

Compare High-Res

White Balance dE ITP

2.77

14.87

Color dE ITP

5.4

18.2

Color Temperature

6,562 K

7,503 K

Picture Mode

FILMMAKER MODE

Movie

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HDR Post-Calibration Color Accuracy

9.5

7.9

HDR Post White Balance Picture

Compare High-Res

HDR Post Color Picture

Compare High-Res

White Balance dE ITP

2.43

9.80

Color dE ITP

4.70

9.20

Color Temperature

6,528 K

6,525 K

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Processing

PQ EOTF Tracking

9.5

8.3

PQ EOTF Graph

600 Nit Tracking Delta

0.0014

0.0045

1000 Nit Tracking Delta

0.0015

0.0045

4000 Nit Tracking Delta

0.0014

0.0045

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Low-Quality Content Smoothing

7.9

8.1

Low-Quality Content Smoothing Picture

Compare High-Res

Smoothing

8.0

8.5

Detail Preservation

7.5

7.0

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Upscaling: Sharpness Processing

8.0

7.0

Sharpness Picture - 480p

Compare High-Res

Show Text

HDR Native Gradient

8.0

7.3

HDR Gradient Picture

Compare High-Res

100% Black To 50% Gray

6.0

50% Gray To 100% White

8.0

100% Black To 50% Red

8.0

6.0

50% Red To 100% Red

8.0

100% Black To 50% Green

8.0

50% Green To 100% Green

6.0

100% Black To 50% Blue

8.0

50% Blue To 100% Blue

8.0

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Game Mode Responsiveness

Input Lag

8.9

8.8

1080p @ 60Hz

9.9 ms

10.1 ms

1080p @ 60Hz Outside Game Mode

155.9 ms

109.1 ms

1080p @ 120Hz

5.4 ms

5.8 ms

1080p @ Max Refresh Rate

5.4 ms

3.5 ms

4k @ 60Hz

10.1 ms

4k @ 60Hz @ 4:4:4

10.1 ms

14.0 ms

4k @ 60Hz Outside Game Mode

141.5 ms

108.4 ms

4k @ 60Hz With Interpolation

130.8 ms

113.5 ms

4k @ 120Hz

5.4 ms

5.8 ms

4k @ Max Refresh Rate

5.4 ms

5.3 ms

8k @ 60Hz

N/A

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Supported Resolutions

9.1

9.5

Resolution

480p @ 59.94Hz (Widescreen)

Yes

720p @ 59.94Hz

Yes

1080p @ 60Hz @ 4:4:4

Yes

1080p @ 120Hz

Yes

1080p Maximum Refresh Rate

120 Hz

288 Hz

4k @ 60Hz

Yes

4k @ 60Hz @ 4:4:4

Yes

4k @ 120Hz

Yes

4k @ 120Hz @ 4:4:4

Yes

4k Maximum Refresh Rate

120 Hz

144 Hz

8k @ 30Hz Or 24Hz

8k @ 60Hz

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Variable Refresh Rate

7.5

8.8

Native Refresh Rate

120Hz

144Hz

Variable Refresh Rate

Yes

HDMI Forum VRR

Yes

FreeSync

Yes

G-SYNC Compatible

Yes (NVIDIA Certified)

Yes

4k VRR Maximum

120 Hz

144 Hz

4k VRR Minimum

< 20 Hz

1080p VRR Maximum

120 Hz

288 Hz

1080p VRR Minimum

< 20 Hz

VRR + Local Dimming

No Local Dimming

Yes

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CAD In Game Mode @ Max Refresh Rate

9.6

7.4

Pursuit Photo Max Refresh

Compare High-Res

CAD Heatmap Max Refresh

Compare High-Res

Transition At Max Refresh

0 to 31

Cycle through frames

0 to 31

Cycle through frames

Avg. CAD

183

Best 10% CAD

Worst 10% CAD

104

298

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CAD In Game Mode @ 120Hz

9.6

6.9

Pursuit Photo 120Hz

Compare High-Res

CAD Heatmap 120Hz

Compare High-Res

Transition At 120Hz

0 to 31

Cycle through frames

0 to 31

Cycle through frames

Avg. CAD

204

Best 10% CAD

Worst 10% CAD

104

431

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CAD In Game Mode @ 60Hz

9.4

6.8

Pursuit Photo 60Hz

Compare High-Res

CAD Heatmap 60Hz

Compare High-Res

Transition 60Hz

0 to 31

Cycle through frames

0 to 31

Cycle through frames

Avg. CAD

234

Best 10% CAD

Worst 10% CAD

146

392

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PS5 Compatibility

PS5 Screenshot

Compare High-Res

Auto Low Latency Mode (ALLM)

Yes

4k @ 120Hz

Yes

1440p @ 120Hz

Yes

1080p @ 120Hz

Yes

HDR

Yes

VRR

Yes

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Xbox Series X|S Compatibility

Xbox Series X Screenshot

Compare High-Res

Auto Low Latency Mode (ALLM)

Yes

4k @ 120Hz

Yes

1440p @ 120Hz

Yes

1080p @ 120Hz

Yes

HDR

Yes

VRR

Yes

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Motion Handling

Stutter

4.2

7.3

Frame Hold Time @ 24 fps

41.2 ms

31.4 ms

Frame Hold Time @ 60 fps

16.2 ms

6.4 ms

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24p Judder

Judder-Free 24p

Yes

Judder-Free 24p via 60p

Yes

Judder-Free 24p via 60i

Yes

Judder-Free 24p via Native Apps

Yes

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Response Time

9.6

8.0

Pursuit Photo 60Hz

Compare High-Res

Response Time Heatmap 60Hz

Compare High-Res

Transition At 60Hz

0 to 31

Cycle through frames

0 to 31

Cycle through frames

First Response Time

0.5 ms

6.2 ms

Total Response Time

4.2 ms

10.3 ms

Worst 10% Response Time

10.3 ms

25.3 ms

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Flicker

Backlight chart

Compare High-Res

Flicker-Free

PWM Dimming Frequency

0 Hz

10,400 Hz

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Black Frame Insertion (BFI)

BFI Picture

Compare High-Res

BFI Frequency Picture

Compare High-Res

Optional BFI

Yes

Min Flicker For 60 fps

60 Hz

60Hz For 60 fps

Yes

120Hz For 120 fps

Yes

Min Flicker For 60 fps In Game Mode

60 Hz

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Motion Interpolation

Motion Interpolation (30 fps) Picture

Compare High-Res

Motion Interpolation (30 fps)

Yes

Motion Interpolation (60 fps) Picture

Compare High-Res

Motion Interpolation (60 fps)

Yes

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Reflections

Direct Reflections

6.7

6.5

Ring Light Picture

Compare High-Res

Direct Reflections Graph

Peak Direct Reflection Intensity

38.0%

41.5%

Screen Finish

Glossy

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Ambient Black Level Raise

9.2

9.0

Black Level Raise Picture

Compare High-Res

Bright Room Black Level Raise Graph

Black Luminance @ 0 lx

0.00 cd/m²

Black Luminance @ 1000 lx

0.28 cd/m²

0.43 cd/m²

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Total Reflected Light

7.8

8.1

Bright Room Off Picture

Compare High-Res

Ring Picture Total Reflection

Compare High-Res

Total Reflected Light Intensity

12,897% ⋅ pixel

10,301% ⋅ pixel

Diffraction Artifacts

Yes

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Ambient Color Saturation

7.6

7.4

Bright Room Color Volume Graph

Low-Luminance Colors @ 1000 lx

66.94%

61.63%

Mid-Luminance Colors @ 1000 lx

61.36%

65.60%

High-Luminance Colors @ 1000 lx

44.00%

59.72%

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Panel

Viewing Angle

8.7

6.6

Viewing Angle Video

Chroma Graph

Compare High-Res

Color Washout

47°

25°

Hue Graph

Compare High-Res

Color Shift

30°

58°

Lightness Graph

Compare High-Res

Brightness Loss

61°

30°

Black Level Raise

69°

17°

Gamma Shift

65°

20°

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Gray Uniformity

7.8

6.9

50% Uniformity Picture

Compare High-Res

50% Std. Dev.

1.264%

2.165%

50% DSE

0.143%

0.195%

5% Uniformity Picture

Compare High-Res

5% Std. Dev.

0.488%

0.468%

5% DSE

0.105%

0.092%

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Panel Technology

Spectral Power Distribution

Compare High-Res

Pixels Picture

Compare High-Res

Panel Type

OLED

LCD

Sub-Type

WOLED

Subpixel Layout

RWBG

BGR

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Inputs

Input Specifications

Side Inputs Picture

Compare High-Res

Rear Inputs Picture

Compare High-Res

HDMI

4 (4x HDMI 2.1)

4 (2x HDMI 2.0, 2x HDMI 2.1)

HDMI 2.1 Rated Speed

48 Gbps

ATSC Tuner

1.0

USB Ports

USB 3.0

Yes (1)

Audio Out 3.5mm

Wi-Fi

Yes (2.4 GHz, 5 GHz, 6 GHz)

Yes (2.4 GHz, 5 GHz)

Ethernet Speed

100 Mbps

Composite In

Digital Optical Audio Out

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Audio Passthrough

ARC/eARC Port

eARC

eARC: Dolby Atmos Over Dolby Digital Plus

Yes

eARC: Dolby Digital Plus 7.1

Yes

eARC: LPCM 7.1 Over Dolby MAT

Yes

eARC: Dolby TrueHD 7.1

Yes

eARC: DTS:X Over DTS-HD MA

Yes

eARC: DTS-HD Master Audio 7.1

Yes

eARC: LPCM Channels (Bitstream)

7.1

ARC: Dolby Digital 5.1

Yes

ARC: DTS 5.1

Yes

Optical: Dolby Digital 5.1

Yes

Optical: DTS 5.1

Yes

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HDR Format Support

HDR10

Yes

HDR10+

Yes

Dolby Vision

Yes

HLG

Yes

Design

Style

Design Picture

Compare High-Res

Curved

Show Text

Stand

Stand Picture

Compare High-Res

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Back

Back Picture

Compare High-Res

Wall Mount

VESA 300x200

VESA 300x300

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Borders

Borders Picture

Compare High-Res

Borders

0.43" (1.1 cm)

0.39" (1.0 cm)

Thickness

Thickness Picture

Compare High-Res

Max Thickness

2.01" (5.1 cm)

2.20" (5.6 cm)

Build Quality

8.5

7.0

Build quality picture

Compare High-Res

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Smart Features

Interface

Smart TV Picture

Compare High-Res

Smart OS

webOS

Google TV

Version

Show Text

Ad-Free

0.0

Ads Picture

Compare High-Res

Yes

Opt-out

Opt-out of Suggested Content

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Remote

Remote Picture

Compare High-Res

Voice Control

Yes

Show Text

TV Controls

Controls Picture

Compare High-Res

Mute Switch

Yes

Show Text

In The Box

In The Box Picture

Compare High-Res

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Misc

Power Consumption

97 W

61 W

Power Consumption (Max)

230 W

218 W

Firmware

33.20.71

V8-0012T02-LF1V201

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Sound Quality

Frequency Response

6.4

5.6

Frequency Response

Low-Frequency Extension

95.14 Hz

134.54 Hz

Std. Dev. @ 70

3.85 dB

2.63 dB

Std. Dev. @ 80

3.87 dB

2.84 dB

Std. Dev. @ Max

5.59 dB

4.26 dB

Max

85.1 dB SPL

82.0 dB SPL

Dynamic Range Compression

3.68 dB

4.46 dB

Digital Room Correction

Yes

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Check Price

48"

OLED48B5PUA

48"

55"

OLED55B5PUA

55"

55QM7K

65"

OLED65B5PUA

65"

65QM7K

75"

75QM7K

77"

OLED77B5PUA

77"

83"

OLED83B5PUA

LG.com

83"

85"

85QM7K

98"

98QM7K