LG OLED B9 vs LG OLED evo G4

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OLED B9 compared with OLED evo G4

	LGOLED B9	LGOLED evo G4
Overview
Released
Released	2019	March 2024
Display
Panel
Panel	OLED	OLED
Panel detail
Panel detail	–	Self-lit OLED evo; Micro Lens Array on 55, 65, 77 and 83 inches, absent on 97 inches (Trusted Reviews)
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
HDR extras
HDR extras	Advanced HDR by Technicolor also supported	–
Picture processing
Picture processing	AI Picture, AI Brightness, 4K Upscaler and dynamic tone mapping	AI Super Upscaling 4K, AI Brightness Control, OLED Dynamic Tone Mapping Pro, AI Genre Selection and Filmmaker Mode
Motion handling
Motion handling	Native 120Hz (RTINGS); exact LG France 55-inch sheet confirms 4K HFR at 120fps over HDMI and USB. Original UK and Austrian sheets retain the launch wording that HDMI HFR would be enabled by update.	LG specifies 120Hz native for all sizes. PC-connected 144Hz mode and VRR up to 144Hz apply to 55/65/77/83 inches; 97 inches supports VRR up to 120Hz.
Sizes
Sizes
Sizes	55, 65, 77″	55, 65, 77, 83, 97″
Largest size
Largest size	77″	97″ (better)
Gaming
HDMI ports
HDMI ports	4 (all HDMI 2.1 at 4K 120 Hz+)	4 (all HDMI 2.1 at 4K 120 Hz+)
Variable refresh rate
Variable refresh rate	HDMI VRR, G-Sync Compatible	HDMI VRR, FreeSync Premium, G-Sync Compatible
Auto low latency mode
Auto low latency mode	Yes	Yes
HDMI detail
HDMI detail	Four HDMI 2.1 inputs, one rear and three side; eARC on HDMI 2. RTINGS' original test lacked an HDMI 2.1 source and did not measure 4K 120Hz input.	Four HDMI 2.1 inputs support 4K 120Hz, VRR, ALLM and QMS; eARC on HDMI 2. LG's exact-model FAQ specifies 48Gbps on all four ports.
Game features
Game features	HDMI VRR and ALLM. RTINGS records G-Sync Compatible firmware support in its June 2020 update; this is a later feature, rather than a launch-day capability. No FreeSync support is claimed.	Game Optimiser and Dashboard, HGiG, NVIDIA G-SYNC Compatible and AMD FreeSync Premium
Smart TV and sound
Smart TV platform
Smart TV platform	webOS	webOS
Processor
Processor	α7 Gen2 Intelligent Processor	α11 AI Processor 4K
Speakers
Speakers	40 W, 2.2 channels	60 W, 4.2 channels (better)
Dolby Atmos
Dolby Atmos	Yes	Yes
eARC
eARC	Yes	Yes
Wi-Fi
Wi-Fi	Wi-Fi 5 (802.11ac)	Wi-Fi 6
Bluetooth
Bluetooth	5.0	5.1
Speaker detail
Speaker detail	–	Down-firing 4.2-channel speaker system
Audio features
Audio features	Dolby Atmos, AI Sound, Clear Voice III and DTS decoding; RTINGS confirms eARC Dolby Atmos and DTS:X passthrough to compatible receivers.	AI Sound Pro virtual 11.1.2 up-mixing, AI Voice Remastering, acoustic tuning, Bluetooth Surround Ready, WiSA 2.1 and WOW Orchestra with compatible LG soundbars
Casting
Casting	Apple AirPlay 2; regional maker sheets include this later feature	AirPlay 2, built-in Chromecast and LG ThinQ app; application availability varies by region
Software updates
Software updates	First sale retained at year precision because no exact maker on-sale month was established by the bounded source search.	webOS 24; four upgrades over five years, with regional schedules. LG Australia confirmed its TV range available now on March 14, 2024 and listed 55/65/77/83-inch G4 in-store in March; release records the first confirmed series month, not a universal size or regional day. The 97-inch rollout is not dated by that Australian announcement.
USB
USB	Three USB ports, two rear and one side	Three USB 2.0 inputs
Ethernet
Ethernet	Ethernet LAN port	One Ethernet input
Optical audio out
Optical audio out	Optical digital audio output; headphone output also fitted	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 × 992 × 55.3 mm. Exact PLA regional LG sheets fill missing UK size measurements.	Without stand (W × H × D): 55″ 1222 × 703 × 27.2 mm; 65″ 1441 × 826 × 24.3 mm; 77″ 1712 × 982 × 24.8 mm; 83″ 1847 × 1057 × 28 mm; 97″ 2155 × 1230 × 28.2 mm
Stand
Stand	55″ and 65″ stand width 559 mm; 77″ with stand 1723 × 1043 × 270 mm	UK G45LW versions include a wall bracket; 55/65-inch G46LS versions include a stand instead, with a wall bracket sold separately. Maker with-stand dimensions (W × H × D): 55″ 1222 × 787 × 263 mm; 65″ 1441 × 910 × 263 mm; 77″ 1712 × 1039 × 321 mm; 83″ 1847 × 1115 × 321 mm. The 97-inch sheet lists 2155 × 1628 × 580 mm; this unusual stand height is retained as the published value rather than corrected by inference. Stands shown in the larger wall-version specifications are optional. Main weights exclude stands.
VESA pattern
VESA pattern	55″ and 65″: 300 × 200 mm; 77″: 400 × 200 mm	55″ 300 × 200 mm; 65/77″ 300 × 300 mm; 83″ 400 × 400 mm; 97″ 600 × 400 mm
Power use
Power use	–	Under 0.5 W standby
In the box
In the box	Magic Remote and power cable; UK 65-inch sheet lists two AA batteries	MR24 Magic Remote, two AA batteries and attached power cable; UK stand or wall bracket depends on model suffix