LG OLED B1 vs LG OLED B3

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OLED B1 compared with OLED B3

	LGOLED B1	LGOLED B3
Overview
Released
Released	2021	April 2023
Display
Panel
Panel	OLED	OLED
Panel detail
Panel detail	Self-lit OLED with pixel dimming and Ultra Luminance Pro	–
Resolution
Resolution	3840 × 2160 (4K)	3840 × 2160 (4K)
Refresh rate
Refresh rate	120 Hz	120 Hz
HDR formats
HDR formats	Dolby Vision, HDR10, HLG	Dolby Vision, HDR10, HLG
Picture processing
Picture processing	AI Picture, AI upscaling, AI Brightness Control, dynamic tone mapping and Filmmaker Mode	AI Picture Pro, AI Super Upscaling 4K, Dynamic Tone Mapping, AI Brightness Control and Filmmaker Mode
Motion handling
Motion handling	Native 120Hz panel and OLED Motion Pro	UK sheets label 100Hz native and explicitly support 4K 120fps HFR over HDMI.
Sizes
Sizes
Sizes	55, 65, 77″	55, 65, 77″
Largest size
Largest size	77″	77″
Gaming
HDMI ports
HDMI ports	4 (2 HDMI 2.1 at 4K 120 Hz+)	4 (2 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rate
Variable refresh rate	HDMI VRR, FreeSync, G-Sync Compatible	HDMI VRR, FreeSync, G-Sync Compatible
Auto low latency mode
Auto low latency mode	Yes	Yes
HDMI detail
HDMI detail	Four HDMI inputs; HIFI.DE and Les Numériques identify HDMI 3 and 4 as the two 4K 120Hz inputs, with HDMI 1 and 2 limited to HDMI 2.0. LG specifies eARC on HDMI 3.	Four HDMI inputs, with 4K 120Hz, VRR, ALLM and QMS on two; eARC on HDMI 3. RTINGS identifies the two 4K 120Hz inputs as HDMI 3 and 4.
Game features
Game features	Game Optimiser, HGiG, NVIDIA G-SYNC Compatible and AMD FreeSync support	HGiG, Game Optimiser and Game Dashboard; FreeSync Compatible and G-Sync Compatible
Smart TV and sound
Smart TV platform
Smart TV platform	webOS	webOS
Processor
Processor	α7 Gen4 Processor 4K	α7 AI Processor 4K Gen6
Speakers
Speakers	40 W, 2.2 channels (better)	20 W, 2.0 channels
Dolby Atmos
Dolby Atmos	Yes	Yes
eARC
eARC	Yes	Yes
Wi-Fi
Wi-Fi	Wi-Fi 5 (802.11ac)	Wi-Fi 5
Bluetooth
Bluetooth	5.0	5.0
Speaker detail
Speaker detail	Down-firing 2.2-channel speakers; 20 W woofer output within the 40 W total	20 W, 2.0-channel down-firing speakers
Audio features
Audio features	AI Sound, acoustic tuning, Clear Voice, Bluetooth Surround Ready and WiSA 2.1-channel support	Dolby Atmos, Clear Voice Pro and AI Sound Pro virtual 5.1.2 up-mix
Voice assistants
Voice assistants	LG voice search, Google Assistant and Amazon Alexa	–
Casting
Casting	AirPlay 2, Apple HomeKit, screen sharing and ThinQ app	Apple AirPlay 2
Software updates
Software updates	webOS 6.0. LG's February 2021 global rollout announcement identifies B1 but leaves individual market launch dates for later announcements; the first on-sale month remains unconfirmed.	Launch webOS 23; UK maker lists security updates until 31 December 2027
TV tuners
TV tuners	UK DVB-T/T2, DVB-C and DVB-S2; CI+ 1.4, eight-day programme guide and USB recording/time shift	–
USB
USB	Three USB ports	Two USB 2.0 inputs
Ethernet
Ethernet	Ethernet LAN port	One Ethernet input
Optical audio out
Optical audio out	Optical digital audio output and shared headphone/line output	One optical digital audio output
Design and power
Size
Size	Without stand (W × H × D): 55″ 1228 × 706 × 46.9 mm; 65″ 1449 × 830 × 46.9 mm; 77″ 1723 × 993 × 55 mm	Without stand (W × H × D): 55″ 1228 × 708 × 46.9 mm; 65″ 1449 × 832 × 46.9 mm; 77″ 1723 × 992 × 55.3 mm
Stand
Stand	With stand (W × H × D; weight): 55″ 1228 × 744 × 246 mm, 19.9 kg; 65″ 1449 × 869 × 246 mm, 25 kg; 77″ 1723 × 1043 × 270 mm, 30 kg. Stand footprint 559 × 246 mm for 55/65″ and 749 × 270 mm for 77″.	Centre stand footprint: 55″ and 65″ 559 × 246 mm; 77″ 749 × 270 mm
VESA pattern
VESA pattern	55/65″ 300 × 200 mm; 77″ 400 × 200 mm	55″ and 65″ 300 × 200 mm; 77″ 400 × 200 mm
Power use
Power use	Under 0.5 W standby; 100–240 V AC, 50–60Hz supply	Under 0.5 W in standby
In the box
In the box	MR21 Magic Remote, batteries and detachable power cable	Magic Remote with two AA batteries and attached power cable