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  1. Table of Contents
  2. Top
  3. Main Differences
  4. Design
    1. Style
    2. Accelerated Longevity Test
    3. Stand
    4. Back
    5. Borders
    6. Thickness
    7. Build Quality
  5. Picture Quality
    1. Contrast
    2. Blooming
    3. Lighting Zone Transitions
    4. Contrast And Dark Details In Game Mode
    5. HDR Brightness
    6. HDR Brightness In Game Mode
    7. PQ EOTF Tracking
    8. SDR Brightness
    9. Color Gamut
    10. Color Volume
    11. Pre Calibration
    12. Post Calibration
    13. Gray Uniformity
    14. Black Uniformity
    15. Viewing Angle
    16. Reflections
    17. HDR Native Gradient
    18. Low-Quality Content Smoothing
    19. Upscaling: Sharpness Processing
    20. Pixels
  6. Motion
    1. Response Time
    2. Flicker-Free
    3. Black Frame Insertion (BFI)
    4. Motion Interpolation
    5. Stutter
    6. 24p Judder
    7. Variable Refresh Rate
  7. Inputs
    1. Input Lag
    2. Supported Resolutions
    3. PS5 Compatibility
    4. Xbox Series X|S Compatibility
    5. Inputs Specifications
    6. Input Photos
    7. Total Inputs
    8. Audio Passthrough
  8. Sound Quality
    1. Frequency Response
    2. Distortion
  9. Smart Features
    1. Interface
    2. Ad-Free
    3. Apps and Features
    4. Remote
    5. TV Controls
    6. In The Box
    7. Misc
  10. Comments

LG B4 OLED vs LG C4 OLED

Side-by-Side Comparison

Products

LG B4 OLED
LG C4 OLED

Tested using Methodology v1.11

Updated Mar 12, 2025 05:47 PM

SEE PRICE
Amazon.com

Tested using Methodology v1.11

Updated Mar 10, 2025 01:45 PM

SEE PRICE
Amazon.com
LG B4 OLED Picture
LG C4 OLED Picture

Variants

  • OLED48B4PUA (48")
  • OLED55B4PUA (55")
  • OLED65B4PUA (65")
  • OLED77B4PUA (77")
  • OLED83B4PUA (83")
  • OLED42C4PUA (42")
  • OLED48C4PUA (48")
  • OLED55C4PUA (55")
  • OLED65C4PUA (65")
  • OLED77C4PUA (77")
  • OLED83C4PUA (83")

Our Verdict

LG B4 OLED

LG C4 OLED

The LG C4 OLED is better than the LG B4 OLED for the most part. The C4 has better reflection handling and slightly better SDR peak brightness, so it handles a bit more glare in a bright room, and it has better low-quality content smoothing. The C4 also gets brighter in HDR in most picture modes, making highlights pop more in HDR content. However, the two TVs have very similar HDR brightness while using the Game Optimizer picture mode.

0

Check Price

48"
OLED48B4PUA
Amazon.com
48"
OLED48C4PUA
SEE PRICE
Amazon.com
55"
OLED55B4PUA
SEE PRICE
Amazon.com
55"
OLED55C4PUA
SEE PRICE
Amazon.com
65"
OLED65B4PUA
SEE PRICE
Amazon.com
65"
OLED65C4PUA
SEE PRICE
Amazon.com
77"
OLED77B4PUA
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Amazon.com
77"
OLED77C4PUA
SEE PRICE
Amazon.com
83"
OLED83B4PUA
SEE PRICE
BestBuy.com
83"
OLED83C4PUA
SEE PRICE
Amazon.com

Main Differences for

Threshold 

0.10

Mixed Usage 

8.9
9.0
No major differences between these TVs for mixed usage. See full list of tests below.

Full Comparison

Design

Style  

Design Picture  

LG B4 OLED Design Picture
LG C4 OLED Design Picture

Curved  

No
No

Show text

Accelerated Longevity Test 
 

Uniformity Pictures  

Longevity Graph  

LG B4 OLED Longevity Graph
LG C4 OLED Longevity Graph

Stand  

Stand Picture  

LG B4 OLED Stand Picture
LG C4 OLED Stand Picture

Show text

Back  

Back Picture  

LG B4 OLED Back Picture
LG C4 OLED Back Picture

Wall Mount  

VESA 300x200
VESA 300x200

Show text

Borders  

Borders Picture  

LG B4 OLED Borders Picture
LG C4 OLED Borders Picture

Borders  

0.39" (1.0 cm)
0.24" (0.6 cm)

Thickness  

Thickness Picture  

LG B4 OLED Thickness Picture
LG C4 OLED Thickness Picture

Max Thickness  

1.81" (4.6 cm)
1.77" (4.5 cm)

Build Quality 
 

8.5
9.0

Build quality picture  

LG B4 OLED Build quality picture
LG C4 OLED Build quality picture

Show text

Picture Quality

Contrast 
 

10
10

Contrast Picture  

LG B4 OLED Contrast Picture
LG C4 OLED Contrast Picture

Contrast 
 

Inf : 1
Inf : 1

Native Contrast 
 

Inf : 1
Inf : 1

Show text

Blooming 
 

10
10

Blooming Photo  

LG B4 OLED Blooming Photo
LG C4 OLED Blooming Photo

Show text

Lighting Zone Transitions 
 

10
10

Preferred LD Video, Moving Object  

Local Dimming 
 

No
No

Backlight 
 

No Backlight
No Backlight

Dimming Zones Count Of Tested TV 
 

8,294,400
8,294,400

Show text

Contrast And Dark Details In Game Mode 
 

9.5
9.5

Blooming Photo In Game Mode  

LG B4 OLED Blooming Photo In Game Mode
LG C4 OLED Blooming Photo In Game Mode

Preferred LD Video, Moving Object In Game Mode  

Game Transitions With VRR And Preferred LD  

Show text

HDR Brightness 
 

7.7
8.3

HDR Hallway Photo  

LG B4 OLED HDR Hallway Photo
LG C4 OLED HDR Hallway Photo

HDR Cityscape Photo  

LG B4 OLED HDR Cityscape Photo
LG C4 OLED HDR Cityscape Photo

HDR Landscape Photo  

LG B4 OLED HDR Landscape Photo
LG C4 OLED HDR Landscape Photo

Hallway Lights (~1950 cd/m²) 
 

647 cd/m²
804 cd/m²

Yellow Skyscraper (~700 cd/m²) 
 

467 cd/m²
590 cd/m²

Landscape Pool (~300 cd/m²) 
 

258 cd/m²
265 cd/m²

Peak 2% Window 
 

685 cd/m²
950 cd/m²

Peak 10% Window 
 

675 cd/m²
932 cd/m²

Peak 25% Window 
 

509 cd/m²
614 cd/m²

Peak 50% Window 
 

328 cd/m²
331 cd/m²

Peak 100% Window 
 

147 cd/m²
194 cd/m²

Sustained 2% Window 
 

678 cd/m²
917 cd/m²

Sustained 10% Window 
 

666 cd/m²
905 cd/m²

Sustained 25% Window 
 

501 cd/m²
582 cd/m²

Sustained 50% Window 
 

326 cd/m²
328 cd/m²

Sustained 100% Window 
 

144 cd/m²
192 cd/m²

Automatic Brightness Limiting (ABL) 
 

0.094
0.096

Show text

HDR Brightness In Game Mode 
 

7.6
7.5

HDR Hallway Photo  

LG B4 OLED HDR Hallway Photo
LG C4 OLED HDR Hallway Photo

HDR Cityscape Photo  

LG B4 OLED HDR Cityscape Photo
LG C4 OLED HDR Cityscape Photo

HDR Landscape Photo  

LG B4 OLED HDR Landscape Photo
LG C4 OLED HDR Landscape Photo

Hallway Lights (~1950 cd/m²) 
 

631 cd/m²
798 cd/m²

Yellow Skyscraper (~700 cd/m²) 
 

407 cd/m²
415 cd/m²

Landscape Pool (~300 cd/m²) 
 

278 cd/m²
165 cd/m²

Peak 2% Window 
 

663 cd/m²
920 cd/m²

Peak 10% Window 
 

665 cd/m²
923 cd/m²

Peak 25% Window 
 

503 cd/m²
491 cd/m²

Peak 50% Window 
 

326 cd/m²
296 cd/m²

Peak 100% Window 
 

147 cd/m²
196 cd/m²

Sustained 2% Window 
 

656 cd/m²
891 cd/m²

Sustained 10% Window 
 

657 cd/m²
894 cd/m²

Sustained 25% Window 
 

497 cd/m²
472 cd/m²

Sustained 50% Window 
 

326 cd/m²
294 cd/m²

Sustained 100% Window 
 

144 cd/m²
195 cd/m²

Automatic Brightness Limiting (ABL) 
 

0.093
0.097

Show text

PQ EOTF Tracking 
 

9.8
9.5

PQ EOTF Graph  

See details on graph tool
See details on graph tool

600 Nit Tracking Delta 
 

0.0012
0.0033

1000 Nit Tracking Delta 
 

0.0011
0.0033

4000 Nit Tracking Delta 
 

0.0018
0.0039

Show text

SDR Brightness 
 

7.7
7.8

Real Scene Peak Brightness 
 

398 cd/m²
411 cd/m²

Peak 2% Window 
 

425 cd/m²
427 cd/m²

Peak 10% Window 
 

433 cd/m²
425 cd/m²

Peak 25% Window 
 

426 cd/m²
405 cd/m²

Peak 50% Window 
 

418 cd/m²
382 cd/m²

Peak 100% Window 
 

244 cd/m²
259 cd/m²

Sustained 2% Window 
 

419 cd/m²
420 cd/m²

Sustained 10% Window 
 

429 cd/m²
420 cd/m²

Sustained 25% Window 
 

423 cd/m²
401 cd/m²

Sustained 50% Window 
 

416 cd/m²
379 cd/m²

Sustained 100% Window 
 

242 cd/m²
258 cd/m²

Automatic Brightness Limiting (ABL) 
 

0.037
0.030

Show text

Color Gamut 
 

8.7
8.6

Wide Color Gamut 
 

Yes
Yes

Color Gamut DCI-P3 Picture  

LG B4 OLED Color Gamut DCI-P3 Picture
LG C4 OLED Color Gamut DCI-P3 Picture

DCI P3 xy 
 

98.29%
98.07%

DCI P3 uv 
 

99.50%
99.32%

Color Gamut Rec.2020 Picture  

LG B4 OLED Color Gamut Rec.2020 Picture
LG C4 OLED Color Gamut Rec.2020 Picture

Rec 2020 xy 
 

72.27%
72.47%

Rec 2020 uv 
 

76.75%
75.94%

Show text

Color Volume 
 

7.9
8.1

P3 Color Volume ITP Picture  

LG B4 OLED P3 Color Volume ITP Picture
LG C4 OLED P3 Color Volume ITP Picture

1,000 cd/m² DCI P3 Coverage ITP 
 

66.9%
79.2%

2020 Color Volume ITP Picture  

LG B4 OLED 2020 Color Volume ITP Picture
LG C4 OLED 2020 Color Volume ITP Picture

10,000 cd/m² Rec 2020 Coverage ITP 
 

34.2%
36.2%

White Luminance 
 

719 cd/m²
1,008 cd/m²

Red Luminance 
 

89 cd/m²
104 cd/m²

Green Luminance 
 

306 cd/m²
333 cd/m²

Blue Luminance 
 

38 cd/m²
38 cd/m²

Cyan Luminance 
 

334 cd/m²
365 cd/m²

Magenta Luminance 
 

115 cd/m²
134 cd/m²

Yellow Luminance 
 

366 cd/m²
425 cd/m²

Show text

Pre Calibration 
 

9.1
9.0

Pre White Balance Picture  

LG B4 OLED Pre White Balance Picture
LG C4 OLED Pre White Balance Picture

Pre Gamma Curve Picture  

LG B4 OLED Pre Gamma Curve Picture
LG C4 OLED Pre Gamma Curve Picture

Pre Color Picture  

LG B4 OLED Pre Color Picture
LG C4 OLED Pre Color Picture

White Balance dE 
 

1.30
1.61

Color dE 
 

1.20
0.97

Gamma 
 

2.13
2.19

Color Temperature 
 

6,550 K
6,262 K

Picture Mode 
 

Expert (Dark Space)
Expert (Dark Space)

Color Temp Setting 
 

Warm 50
Warm 50

Gamma Setting 
 

2.2
2.2

Show text

Post Calibration 
 

9.5
9.7

Post White Balance Picture  

LG B4 OLED Post White Balance Picture
LG C4 OLED Post White Balance Picture

Post Gamma Curve Picture  

LG B4 OLED Post Gamma Curve Picture
LG C4 OLED Post Gamma Curve Picture

Post Color Picture  

LG B4 OLED Post Color Picture
LG C4 OLED Post Color Picture

White Balance dE 
 

0.22
0.26

Color dE 
 

1.03
0.62

Gamma 
 

2.20
2.20

Color Temperature 
 

6,495 K
6,460 K

White Balance Calibration 
 

22 point
22 point

Color Calibration 
 

Yes
Yes

Show text

Gray Uniformity 
 

8.8
8.8

50% Uniformity Picture  

LG B4 OLED 50% Uniformity Picture
LG C4 OLED 50% Uniformity Picture

50% Std. Dev. 
 

0.738%
1.063%

50% DSE 
 

0.126%
0.120%

5% Uniformity Picture  

LG B4 OLED 5% Uniformity Picture
LG C4 OLED 5% Uniformity Picture

5% Std. Dev. 
 

0.470%
0.323%

5% DSE 
 

0.100%
0.102%

Show text

Black Uniformity 
 

10
10

Black Uniformity Picture With Preferred Local Dimming  

LG B4 OLED Black Uniformity Picture With Preferred Local Dimming
LG C4 OLED Black Uniformity Picture With Preferred Local Dimming

Std. Dev. 
 

N/A
N/A

Native Black Uniformity Picture  

LG B4 OLED Native Black Uniformity Picture
LG C4 OLED Native Black Uniformity Picture

Native Std. Dev. 
 

0.209%
0.144%

Show text

Viewing Angle 
 

8.9
8.9

Viewing Angle Video  

Chroma Graph  

LG B4 OLED Chroma Graph
LG C4 OLED Chroma Graph

Color Washout 
 

52°
48°

Hue Graph  

LG B4 OLED Hue Graph
LG C4 OLED Hue Graph

Color Shift 
 

29°
27°

Lightness Graph  

LG B4 OLED Lightness Graph
LG C4 OLED Lightness Graph

Brightness Loss 
 

69°
70°

Black Level Raise 
 

70°
70°

Gamma Shift 
 

67°
70°

Show text

Reflections 
 

9.1
9.4

Reflections Picture  

LG B4 OLED Reflections Picture
LG C4 OLED Reflections Picture

Average Room Off Picture  

LG B4 OLED Average Room Off Picture
LG C4 OLED Average Room Off Picture

Bright Room Off Picture  

LG B4 OLED Bright Room Off Picture
LG C4 OLED Bright Room Off Picture

Screen Finish 
 

Glossy
Glossy

Total Reflections 
 

1.7%
1.3%

Indirect Reflections 
 

0.1%
0.1%

Calculated Direct Reflections 
 

1.6%
1.1%

Show text

HDR Native Gradient 
 

8.0
7.8

HDR Gradient Picture  

LG B4 OLED HDR Gradient Picture
LG C4 OLED HDR Gradient Picture

100% Black to 50% Gray  

6.0
6.0

50% Gray to 100% White  

10
6.0

100% Black to 50% Red  

8.0
8.0

50% Red to 100% Red  

10
10

100% Black to 50% Green  

6.0
8.0

50% Green to 100% Green  

8.0
6.0

100% Black to 50% Blue  

8.0
10

50% Blue to 100% Blue  

8.0
8.0

Show text

Low-Quality Content Smoothing 
 

7.7
8.6

Low-Quality Content Smoothing Picture  

LG B4 OLED Low-Quality Content Smoothing Picture
LG C4 OLED Low-Quality Content Smoothing Picture

Smoothing 
 

7.5
9.0

Detail Preservation 
 

8.0
7.5

Show text

Upscaling: Sharpness Processing 
 

8.0
8.0

Sharpness Picture - 480p  

LG B4 OLED Sharpness Picture - 480p
LG C4 OLED Sharpness Picture - 480p

Show text

Pixels 
 

Pixels Picture  

LG B4 OLED Pixels Picture
LG C4 OLED Pixels Picture

Subpixel Layout 
 

RWBG
RWBG

Type  

OLED
OLED

Sub-Type 
 

WOLED
WOLED

Show text

Motion

Response Time 
 

9.9
9.9

Motion Blur Picture  

LG B4 OLED Motion Blur Picture
LG C4 OLED Motion Blur Picture

Response Time Chart  

LG B4 OLED Response Time Chart
LG C4 OLED Response Time Chart

80% Response Time 
 

0.2 ms
0.2 ms

100% Response Time 
 

2.3 ms
2.3 ms

Show text

Flicker-Free 
 

10
10

Backlight chart 
 

LG B4 OLED Backlight chart
LG C4 OLED Backlight chart

Flicker-Free 
 

No
No

PWM Dimming Frequency 
 

0 Hz
0 Hz

Show text

Black Frame Insertion (BFI) 
 

BFI Picture  

LG B4 OLED BFI Picture
LG C4 OLED BFI Picture

BFI Frequency Picture  

LG B4 OLED BFI Frequency Picture
LG C4 OLED BFI Frequency Picture

Optional BFI 
 

Yes
Yes

Min Flicker For 60 fps 
 

60 Hz
60 Hz

60Hz For 60 fps 
 

Yes
Yes

120Hz For 120 fps 
 

No
No

Min Flicker for 60 fps in Game Mode 
 

60 Hz
60 Hz

Show text

Motion Interpolation 
 

Motion Interpolation (30 fps) Picture  

LG B4 OLED Motion Interpolation (30 fps) Picture
LG C4 OLED Motion Interpolation (30 fps) Picture

Motion Interpolation (30 fps) 
 

Yes
Yes

Motion Interpolation (60 fps) Picture  

LG B4 OLED Motion Interpolation (60 fps) Picture
LG C4 OLED Motion Interpolation (60 fps) Picture

Motion Interpolation (60 fps) 
 

Yes
Yes

Show text

Stutter 
 

5.0
5.0

Frame Hold Time @ 24 fps 
 

39.4 ms
39.4 ms

Frame Hold Time @ 60 fps 
 

14.4 ms
14.4 ms

Show text

24p Judder 
 

10
10

Judder-Free 24p 
 

Yes
Yes

Judder-Free 24p via 60p 
 

Yes
Yes

Judder-Free 24p via 60i 
 

Yes
Yes

Judder-Free 24p via Native Apps 
 

Yes
Yes

Show text

Variable Refresh Rate 
 

9.4
9.5

Native Refresh Rate 
 

120 Hz
144 Hz

Variable Refresh Rate 
 

Yes
Yes

HDMI Forum VRR 
 

Yes
Yes

FreeSync 
 

Yes
Yes

G-SYNC Compatible 
 

Yes (NVIDIA Certified)
Yes (NVIDIA Certified)

4k VRR Maximum 
 

120 Hz
144 Hz

4k VRR Minimum 
 

< 20 Hz
< 20 Hz

1080p VRR Maximum 
 

120 Hz
144 Hz

1080p VRR Minimum 
 

< 20 Hz
< 20 Hz

1440p VRR Maximum 
 

120 Hz
144 Hz

1440p VRR Minimum 
 

< 20 Hz
< 20 Hz

VRR + Local Dimming  

No Local Dimming
No Local Dimming

Show text

Inputs

Input Lag 
 

9.7
9.7

1080p @ 60Hz 
 

10.5 ms
10.0 ms

1080p @ 60Hz Outside Game Mode 
 

155.9 ms
89.6 ms

1080p @ 120Hz 
 

5.8 ms
5.3 ms

1080p @ 144Hz 
 

N/A
4.6 ms

1440p @ 60Hz 
 

10.8 ms
9.9 ms

1440p @ 120Hz 
 

5.7 ms
5.3 ms

1440p @ 144Hz 
 

N/A
4.5 ms

4k @ 60Hz 
 

10.6 ms
9.9 ms

4k @ 60Hz + 10-Bit HDR 
 

10.6 ms
9.9 ms

4k @ 60Hz @ 4:4:4 
 

10.6 ms
9.9 ms

4k @ 60Hz Outside Game Mode 
 

139.2 ms
89.5 ms

4k @ 60Hz With Interpolation 
 

130.6 ms
85.5 ms

4k @ 120Hz 
 

5.5 ms
5.3 ms

4k @ 144Hz 
 

N/A
4.6 ms

8k @ 60Hz 
 

N/A
N/A

Show text

Supported Resolutions 
 

9.6
9.6

Resolution  

4k
4k

480p @ 59.94Hz (Widescreen) 
 

Yes
Yes

720p @ 59.94Hz 
 

Yes
Yes

1080p @ 60Hz @ 4:4:4 
 

Yes
Yes

1080p @ 120Hz 
 

Yes
Yes

1080p @ 144Hz 
 

No
Yes

1440p @ 60Hz 
 

Yes (forced resolution required)
Yes (forced resolution required)

1440p @ 120Hz 
 

Yes
Yes

1440p @ 144Hz 
 

No
Yes

4k @ 60Hz 
 

Yes
Yes

4k @ 60Hz @ 4:4:4 
 

Yes
Yes

4k @ 120Hz 
 

Yes
Yes

4k @ 120Hz @ 4:4:4 
 

Yes
Yes

4k @ 144Hz 
 

No
Yes

8k @ 30Hz or 24Hz 
 

No
No

8k @ 60Hz 
 

No
No

Show text

PS5 Compatibility 
 

PS5 Screenshot  

LG B4 OLED PS5 Screenshot
LG C4 OLED PS5 Screenshot

Auto Low Latency Mode (ALLM) 
 

Yes
Yes

4k @ 120Hz 
 

Yes
Yes

1440p @ 120Hz 
 

Yes
Yes

1080p @ 120Hz 
 

Yes
Yes

HDR 
 

Yes
Yes

VRR 
 

Yes
Yes

Show text

Xbox Series X|S Compatibility 
 

Xbox Series X Screenshot  

LG B4 OLED Xbox Series X Screenshot
LG C4 OLED Xbox Series X Screenshot

Auto Low Latency Mode (ALLM) 
 

Yes
Yes

4k @ 120Hz 
 

Yes
Yes

1440p @ 120Hz 
 

Yes
Yes

1080p @ 120Hz 
 

Yes
Yes

HDR 
 

Yes
Yes

VRR 
 

Yes
Yes

Show text

Inputs Specifications  

HDR10 
 

Yes
Yes

HDR10+ 
 

No
No

Dolby Vision 
 

Yes
Yes

HLG 
 

Yes
Yes

HDMI 2.0 Full Bandwidth 
 

Yes (HDMI 1,2,3,4)
Yes (HDMI 1,2,3,4)

HDMI 2.1 Class Bandwidth 
 

Yes (HDMI 1,2,3,4)
Yes (HDMI 1,2,3,4)

CEC  

Yes
Yes

HDCP 2.2  

Yes (HDMI 1,2,3,4)
Yes (HDMI 1,2,3,4)

ATSC Tuner 
 

1.0
1.0

USB 3.0 
 

No
No

Variable Analog Audio Out  

No
No

Wi-Fi Support  

Yes (2.4 GHz, 5 GHz)
Yes (2.4 GHz, 5 GHz)

Show text

Input Photos  

Side Inputs Picture  

LG B4 OLED Side Inputs Picture
LG C4 OLED Side Inputs Picture

Rear Inputs Picture  

LG B4 OLED Rear Inputs Picture
LG C4 OLED Rear Inputs Picture

Total Inputs  

HDMI  

4
4

USB  

2
3

Digital Optical Audio Out  

1
1

Analog Audio Out 3.5mm  

0
0

Analog Audio Out RCA  

0
0

Component In  

0
0

Composite In  

0
0

Tuner (Cable/Ant)  

1
1

Ethernet  

1
1

DisplayPort  

0
0

IR In  

0
0

Audio Passthrough 
 

ARC/eARC Port 
 

eARC
eARC

eARC: Dolby Atmos Over Dolby Digital Plus 
 

Yes
Yes

eARC: Dolby Digital Plus 7.1 
 

Yes
Yes

eARC: LPCM 7.1 Over Dolby MAT 
 

Yes
Yes

eARC: Dolby TrueHD 7.1 
 

Yes
Yes

eARC: DTS:X Over DTS-HD MA 
 

Yes
Yes

eARC: DTS-HD Master Audio 7.1 
 

Yes
Yes

eARC: LPCM Channels (Bitstream) 
 

7.1
7.1

ARC: Dolby Digital 5.1 
 

Yes
Yes

ARC: DTS 5.1 
 

Yes
Yes

Optical: Dolby Digital 5.1 
 

Yes
Yes

Optical: DTS 5.1 
 

Yes
Yes

Show text

Sound Quality

Frequency Response 
 

7.0
6.7

Frequency Response  

See details on graph tool
See details on graph tool

Low-Frequency Extension 
 

84.76 Hz
80.00 Hz

Std. Dev. @ 70 
 

3.82 dB
1.18 dB

Std. Dev. @ 80 
 

3.81 dB
1.68 dB

Std. Dev. @ Max 
 

5.99 dB
5.56 dB

Max 
 

90.1 dB SPL
84.2 dB SPL

Dynamic Range Compression 
 

3.31 dB
5.13 dB

Show text

Distortion 
 

6.7
7.7

Total Harmonic Distortion 
 

See details on graph tool
See details on graph tool

Weighted THD @ 80 
 

0.192
0.074

Weighted THD @ Max 
 

0.570
0.408

IMD @ 80 
 

3.53%
1.32%

IMD @ Max 
 

14.67%
2.89%

Show text

Smart Features

Interface 
 

8.5
8.5

Smart TV Picture  

LG B4 OLED Smart TV Picture
LG C4 OLED Smart TV Picture

Smart OS  

webOS
webOS

Version  

24
24

Ease of Use 
 

Easy
Easy

Smoothness 
 

Average
Average

Time Taken to Select YouTube 
 

2 s
2 s

Time Taken to Change Backlight 
 

3 s
3 s

Advanced Options 
 

Many
Many

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Ad-Free 
 

0.0
0.0

Ads Picture  

LG B4 OLED Ads Picture
LG C4 OLED Ads Picture

Ads 
 

Yes
Yes

Opt-out 
 

No
No

Suggested Content in Home 
 

No
No

Opt-out of Suggested Content 
 

No
No

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Apps and Features 
 

8.0
8.0

Apps Picture  

LG B4 OLED Apps Picture
LG C4 OLED Apps Picture

App Selection 
 

Great
Great

App Smoothness 
 

Average
Average

Cast Capable 
 

Yes
Yes

USB Drive Playback 
 

Yes
Yes

USB Drive HDR Playback 
 

Yes
Yes

HDR in Netflix 
 

Yes
Yes

HDR in YouTube 
 

Yes
Yes

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Remote 
 

9.0
9.0

Remote Picture  

LG B4 OLED Remote Picture
LG C4 OLED Remote Picture

Size 
 

Large
Large

Voice Control 
 

Many Features
Many Features

CEC Menu Control 
 

Yes
Yes

Other Smart Features 
 

Yes
Yes

Remote App  

LG ThinQ
LG ThinQ

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TV Controls  

Controls Picture  

LG B4 OLED Controls Picture
LG C4 OLED Controls Picture

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In The Box  

In The Box Picture  

LG B4 OLED In The Box Picture
LG C4 OLED In The Box Picture

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Misc  

Power Consumption  

72 W
78 W

Power Consumption (Max)  

214 W
215 W

Firmware  

03.10.37
03.10.31

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LG B4 OLED

LG C4 OLED

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