LG OLED B1 vs LG OLED BX

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OLED B1 compared with OLED BX

	LGOLED B1	LGOLED BX
Overview
Released
Released	2021	2020
Display
Panel
Panel	OLED	OLED
Panel detail
Panel detail	Self-lit OLED with pixel dimming and Ultra Luminance Pro	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, face enhancement, AI Brightness, dynamic tone mapping, 4K upscaling and Filmmaker Mode
Motion handling
Motion handling	Native 120Hz panel and OLED Motion Pro	Native 120Hz OLED panel; OLED Motion Pro and 4K high-frame-rate playback. LG's 2020 rollout release states 120Hz for its OLED TVs, corroborated by the exact BX reviews.
Sizes
Sizes
Sizes	55, 65, 77″	55, 65″
Largest size
Largest size	77″ (better)	65″
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, two HDMI 2.1 and two HDMI 2.0; two rear and two side connectors. LG specifies eARC on rear HDMI 3. HIFI.DE identifies the two rear inputs as HDMI 2.1; TechRadar's claim of four HDMI 2.1 inputs conflicts with LG's specification.
Game features
Game features	Game Optimiser, HGiG, NVIDIA G-SYNC Compatible and AMD FreeSync support	HGiG, NVIDIA G-SYNC Compatible, FreeSync and Instant Game Response with VRR and ALLM
Smart TV and sound
Smart TV platform
Smart TV platform	webOS	webOS
Processor
Processor	α7 Gen4 Processor 4K	α7 Gen3 Processor 4K
Speakers
Speakers	40 W, 2.2 channels	40 W, 2.2 channels
Dolby Atmos
Dolby Atmos	Yes	Yes
eARC
eARC	Yes	Yes
Wi-Fi
Wi-Fi	Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
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	Down-firing 2.2-channel speakers; 20 W woofer output and 10 W per channel within the 40 W total
Audio features
Audio features	AI Sound, acoustic tuning, Clear Voice, Bluetooth Surround Ready and WiSA 2.1-channel support	AI Sound, acoustic tuning, Clear Voice III, Bluetooth Surround Ready and WiSA speaker support
Voice assistants
Voice assistants	LG voice search, Google Assistant and Amazon Alexa	LG voice search, Google Assistant and Amazon Alexa
Casting
Casting	AirPlay 2, Apple HomeKit, screen sharing and ThinQ app	AirPlay support reported by HIFI.DE
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.	webOS 5.0. LG's March 2020 US release scheduled BX availability for May, but that future schedule does not confirm actual first sale; the first on-sale month remains unconfirmed. TechRadar describes missing UK Freeview Play at launch.
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	UK DVB-T/T2, DVB-C and DVB-S/S2; CI+ 1.4, eight-day programme guide and USB recording/time shift. The German review's twin-tuner specification is not applied to these UK models.
USB
USB	Three USB ports	Three USB ports, one rear and two side
Ethernet
Ethernet	Ethernet LAN port	Ethernet LAN port
Optical audio out
Optical audio out	Optical digital audio output and shared headphone/line output	Optical digital audio output and shared headphone/line 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 × 706 × 46.9 mm; 65″ 1449 × 830 × 46.9 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″.	With stand (W × H × D; weight): 55″ 1228 × 744 × 246 mm, 19.9 kg; 65″ 1449 × 869 × 246 mm, 25 kg. Stand width 559 mm for both sizes.
VESA pattern
VESA pattern	55/65″ 300 × 200 mm; 77″ 400 × 200 mm	300 × 200 mm for both sizes
Power use
Power use	Under 0.5 W standby; 100–240 V AC, 50–60Hz supply	Under 0.5 W standby; 100–240 V AC, 50–60Hz supply
In the box
In the box	MR21 Magic Remote, batteries and detachable power cable	MR20 Magic Remote, two AA batteries and attached power cable