Sony BRAVIA 8 II vs Sony BRAVIA W829B

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BRAVIA 8 II compared with BRAVIA W829B

	SonyBRAVIA 8 II	SonyBRAVIA W829B
Overview
Released
Released	June 2025	2014
Display
Panel
Panel	QD-OLED	LED LCD
Panel detail
Panel detail	–	LED-backlit LCD with Sony X-Reality PRO processing. The exact UK 50-inch review found no local-dimming control, so no local-dimming capability is assigned to the series. Sony's Motionflow XR 800 is processing terminology rather than a verified native panel rate.
Resolution
Resolution	3840 × 2160 (4K) (better)	1920 × 1080 (Full HD)
Refresh rate
Refresh rate	120 Hz	–
HDR formats
HDR formats	Dolby Vision, HDR10, HLG	None
HDR extras
HDR extras	IMAX Enhanced	–
Screen finish
Screen finish	Low-reflection film	–
Peak brightness
Peak brightness	About 1,800 cd/m² calibrated and up to 2,200 cd/m² in Vivid mode, HDR (FlatpanelsHD, 65″)	–
Colour range
Colour range	XR Triluminos Max	–
Picture processing
Picture processing	XR Contrast Booster 25, XR 4K Upscaling, AI scene recognition, ambient light sensor	X-Reality PRO, Reality Creation, Advanced Contrast Enhancer, 24p True Cinema and 3D playback. The exact 50-inch Sony UK sheet lists two TDG-500P glasses in the box, while Expert Reviews calls its glasses active shutter; the 3D type is not generalised across sizes.
Picture modes
Picture modes	Vivid, Standard, Cinema, Professional, Calm, Photo, IMAX Enhanced, Dolby Vision (Vivid, Bright, Dark, Game), FPS Game, RTS Game; Studio Calibrated modes for Netflix, Prime Video and Sony Pictures Core	–
Motion handling
Motion handling	XR OLED Motion	Sony UK lists Motionflow XR 800 on the 50/55-inch sheets, a processing designation. A native panel refresh figure was not verified for all three sizes.
Sizes
Sizes
Sizes	55, 65″	42, 50, 55″
Largest size
Largest size	65″ (better)	55″
Gaming
HDMI ports
HDMI ports	4 (2 HDMI 2.1 at 4K 120 Hz+) (better)	4 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rate
Variable refresh rate	HDMI VRR	None
Auto low latency mode
Auto low latency mode	Yes	–
HDMI detail
HDMI detail	HDMI 2.1 features: 4K 120 fps, eARC, VRR, ALLM, SBTM (Source-Based Tone Mapping); HDCP 2.3 on all four inputs	Four HDMI inputs, one side and three bottom, with MHL on the side input; no HDMI 2.1 features.
Input lag
Input lag	17 ms at 60 Hz, about half that at 120 Hz (FlatpanelsHD)	–
Game features
Game features	Game Menu; Auto HDR Tone Mapping and Auto Genre Picture Mode with a PS5; Dolby Vision Game mode	Game and Graphics picture modes; no VRR.
Smart TV and sound
Smart TV platform
Smart TV platform	Google TV	Sony Entertainment Network
Processor
Processor	XR Processor	X-Reality PRO
Speakers
Speakers	50 W, 2.2 channels	–
Dolby Atmos
Dolby Atmos	Yes	–
DTS:X
DTS:X	Yes	–
eARC
eARC	Yes	–
Wi-Fi
Wi-Fi	Wi-Fi 6E	Built-in Wi-Fi and Wi-Fi Direct
Bluetooth
Bluetooth	5.3	–
Speaker detail
Speaker detail	Acoustic Surface Audio+ with 2 actuators and 2 subwoofers, 15 W + 15 W + 10 W + 10 W	Sony UK lists 8 W + 8 W for the 50-inch model and 10 W + 10 W for the 55-inch model, so no single series-wide output is stated.
Audio features
Audio features	Acoustic Center Sync, Voice Zoom 3, 3D Surround Upscaling, S-Force Front Surround, automatic room and position sound calibration, S-Master digital amplifier	–
Voice assistants
Voice assistants	Google Assistant built in with hands-free voice search; works with Alexa and Apple HomeKit	–
Casting
Casting	Google Cast, Apple AirPlay	DLNA, screen mirroring, NFC One-Touch and Sony One-Flick Entertainment; Chromecast is not supported.
TV tuners
TV tuners	DVB-T/T2, DVB-C and DVB-S/S2; 2 terrestrial/cable and 2 satellite digital tuners; CI+	Sony UK lists DVB-T/T2 terrestrial, DVB-C cable and DVB-S/S2 satellite tuners, plus analogue reception.
USB
USB	2 × USB; USB hard disk recording	Two side USB ports with media playback and USB HDD recording.
Ethernet
Ethernet	1 × Ethernet	One rear Ethernet input.
Optical audio out
Optical audio out	1 × optical digital audio out (shared with the S-Center speaker input)	One rear optical digital audio output.
Design and power
Size
Size	Without stand, 55″ 1224 × 707 × 34 mm; 65″ 1443 × 830 × 34 mm	Without stand (W × H × D), Sony UK sheets: 42″ 958 × 563 × 64 mm; 50″ 1116 × 656 × 64 mm; 55″ 1234 × 722 × 65 mm. Sony lists each size’s with-stand and without-stand weight as the same number; these figures are reproduced from its exact sheets without inference.
Stand
Stand	Aluminum Edge Stand with two heights (standard and soundbar)	Low-profile curved metal loop stand; Sony UK lists an additional adapter for VESA mounting on the 42-inch model.
VESA pattern
VESA pattern	300 × 300 mm	–
Power use
Power use	55″ 334 W, 65″ 418 W rated; 0.5 W standby	Sony UK lists 51 W operating consumption on the 50-inch sheet; power differs by size.
In the box
In the box	–	Sony UK lists the RM-ED058 remote for UK and Ireland, batteries, AC cable and two TDG-500P 3D glasses for the 50-inch model.
Colours
Colours	Black	–