B4 OLED

Released March 2024.4 Last checked 16 October 2026.

81 of 159 fields known.

At a glance

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Maximum accepted refresh rate per resolution and input: Maximum accepted refresh rate per resolution and input. The top rate is in bold.
Resolution HDMI 2.1
3840 × 2160Native 120Hz
Source5 6
Show as source table
Width (px) Height (px) Input Input version Maximum accepted rate (Hz)
3840 2160 HDMI 2.1 120
Maximum accepted refresh rate: 120Hz
Maximum accepted refresh rate at 4K: 120Hz
Adaptive sync: G-SYNC Compatible, FreeSync Premium, HDMI VRR1 5
VRR range per input: Not available
Low framerate compensation: Not available
Dolby Vision gaming: Yes5
Auto game mode (ALLM): Yes1
Game menu features: Game Optimizer1
Input lag (claimed): Not available

Maximum accepted refresh rate per resolution and input. The top rate is in bold.
Resolution	HDMI 2.1
3840 × 2160Native	120Hz

Width (px)	Height (px)	Input	Input version	Maximum accepted rate (Hz)
3840	2160	HDMI	2.1	120

Input lag (measured): Not available
Input lag at 4K 60 Hz (measured): Not available
Input lag at 4K 120 Hz (measured): Not available
Input lag at 4K 144 Hz (measured): Not available
SDR brightness in a real scene (measured): Not available
HDR brightness in a real scene (measured): Not available
HDR brightness per window (measured): Window Brightness (nits)
10% 659
Source8
HDR peak brightness (measured): 659nits
Full-screen HDR brightness (measured): Not available
Contrast ratio (measured): Not available
Contrast with local dimming (measured): Not available
Infinite contrast (measured): Not available
DCI-P3 coverage (measured): Not available
Rec. 2020 coverage (measured): Not available
Colour volume at 1,000 nits (measured): Not available
Colour volume at 10,000 nits (measured): Not available
Colour accuracy (measured Delta E): Not available
Gray uniformity deviation (measured): Not available
Colour shift angle (measured): Not available
Reflections (measured): Not available
Total pixel response time (measured): Not available
PWM flicker frequency (measured): Not available
VRR range (measured): Not available
4:4:4 chroma (measured): Yes5
Power use SDR (measured): Not available

Window	Brightness (nits)
10%	659

Type	Count
Terrestrial and cable	1

Physical speaker channels: 2.01
Physical speaker drivers: Not available
Total built-in speaker power: 20W8
Built-in subwoofer: Not available
Up-firing speakers: Not available
Audio formats: Dolby Atmos, AC-4, Dolby Digital, Dolby Digital Plus, HE-AAC, AAC, MP2, MP3, PCM1
eARC passthrough: Not available
Audio features: Clear Voice Pro, AI Sound Pro, LG Sound Sync, Sound Mode Share, WiSA Ready1
Bluetooth headphones: Yes6

Video inputs: Type Port Version Count Max bandwidth (Gbps) Max refresh rate at 4K (Hz) eARC
HDMI HDMI 3 2.1 1 48 120 Yes
HDMI Other HDMI inputs 2.1 3 48 120 Not available
Source1 5
HDMI ports: 4
HDMI ports with 4K 120 Hz: 4
Highest HDMI version: 2.1
Maximum HDMI link bandwidth: 48Gbps
HDMI features: eARC, VRR, ALLM, QMS, CEC1
USB peripheral ports: Connector USB version Count
USB-A 2.0 2
Source1 2
Ethernet speed: Not available
Wi-Fi: Wi-Fi 51
Wi-Fi bands: 2.4 GHz, 5 GHz5
Bluetooth: 5.11
Optical out: Yes2
Headphone out: Not available
Included connection box: Not available

Type	Port	Version	Count	Max bandwidth (Gbps)	Max refresh rate at 4K (Hz)	eARC
HDMI	HDMI 3	2.1	1	48	120	Yes
HDMI	Other HDMI inputs	2.1	3	48	120	Not available

Connector	USB version	Count
USB-A	2.0	2

OLED care: Pixel Cleaning, Automatic brightness reduction for static images, Pixel Shift3 5
Burn-in covered by warranty: Not available
Burn-in warranty length: Not available

Front and side, drawn to scale.

Dimensions with stand: Width1,449Height896Depth235mm(57 × 35.3 × 9.3 in)2
Dimensions without stand: Width1,449Height832Depth45.9mm(57 × 32.8 × 1.8 in)2
Thinnest depth: Not available
Weight with stand: 17.3kg(38.1 lb)2
Weight without stand: 17.1kg(37.7 lb)2