Sony BRAVIA W829B vs Sony BRAVIA X90C

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BRAVIA W829B compared with BRAVIA X90C

	SonyBRAVIA W829B	SonyBRAVIA X90C
Overview
Released
Released	2014	2015
Display
Panel
Panel	LED LCD	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.	Edge-lit IPS LCD on the independently reviewed 65-inch set. Sony calls the X90C an ultra-slim design, with its upper section about 4.9 mm thick. No maker-confirmed native refresh rate was found; Motionflow XR processing must not be read as a panel rate.
Resolution
Resolution	1920 × 1080 (Full HD)	3840 × 2160 (4K) (better)
HDR formats
HDR formats	None	HDR10
HDR extras
HDR extras	–	Sony UK lists HDR10 for X90C streaming, HDMI and USB playback in its compatibility table; HDR support arrived by software update after launch. The table does not list Dolby Vision.
Screen finish
Screen finish	–	Glossy, as observed by FlatpanelsHD on its 65-inch review sample
Picture processing
Picture processing	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.	Sony 4K Processor X1, 4K X-Reality PRO upscaling and TRILUMINOS Display; FlatpanelsHD found good colour and detail on the 65-inch model.
Motion handling
Motion handling	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.	Motionflow processing is available; a native panel Hz value was not established from Sony's published material.
Viewing angle
Viewing angle	–	FlatpanelsHD found wider side viewing angles than VA LCDs on its IPS-equipped 65-inch review sample, with weaker dark-room contrast.
Sizes
Sizes
Sizes	42, 50, 55″	55, 65″
Largest size
Largest size	55″	65″ (better)
Gaming
HDMI ports
HDMI ports	4 (0 HDMI 2.1 at 4K 120 Hz+)	4 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rate
Variable refresh rate	None	None
HDMI detail
HDMI detail	Four HDMI inputs, one side and three bottom, with MHL on the side input; no HDMI 2.1 features.	Four HDMI inputs; the Sony reference guide identifies MHL support. This predates HDMI 2.1 and 4K 120 Hz inputs.
Input lag
Input lag	–	34.6 ms in Game mode on FlatpanelsHD's 65-inch sample; a reviewer measurement, not a maker specification.
Game features
Game features	Game and Graphics picture modes; no VRR.	Game mode; no VRR or ALLM claim in the Sony reference material.
Smart TV and sound
Smart TV platform
Smart TV platform	Sony Entertainment Network	Android TV
Processor
Processor	X-Reality PRO	4K Processor X1
Wi-Fi
Wi-Fi	Built-in Wi-Fi and Wi-Fi Direct	Built-in Wi-Fi
Speaker detail
Speaker detail	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.	The thin chassis left limited room for speakers; both full reviews found the built-in audio light for films.
Casting
Casting	DLNA, screen mirroring, NFC One-Touch and Sony One-Flick Entertainment; Chromecast is not supported.	Google Cast built into Android TV, confirmed by the full FlatpanelsHD review.
TV tuners
TV tuners	Sony UK lists DVB-T/T2 terrestrial, DVB-C cable and DVB-S/S2 satellite tuners, plus analogue reception.	Terrestrial, cable and satellite reception. The Sony reference guide shows two satellite feeds for twin-tuner mode; recording functions were still pending a software update when FlatpanelsHD tested it in August 2015.
USB
USB	Two side USB ports with media playback and USB HDD recording.	Three USB ports on the 65-inch set, per FlatpanelsHD.
Ethernet
Ethernet	One rear Ethernet input.	One Ethernet input on the 65-inch set, per FlatpanelsHD.
Optical audio out
Optical audio out	One rear optical digital audio output.	One digital optical output on the 65-inch set, per FlatpanelsHD.
Design and power
Size
Size	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.	Without stand, Sony reference guide wall-mount table: 55″ 1232 × 712 mm and 65″ 1451 × 835 mm (width × height). FlatpanelsHD describes the 65-inch lower electronics housing as about 39 mm deep.
Stand
Stand	Low-profile curved metal loop stand; Sony UK lists an additional adapter for VESA mounting on the 42-inch model.	Two narrow feet can be positioned at the edges or closer to the centre, and Sony supplies a close-fit wall-mount bracket.
Power use
Power use	Sony UK lists 51 W operating consumption on the 50-inch sheet; power differs by size.	Sony energy table standard mode: 55″ 138 W; 65″ 157 W. These are size-specific and are not a single series value.
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.	Sony reference guide lists a supplied wall-mount bracket; FlatpanelsHD found both a touch remote and conventional remote with the 65-inch set, but no 3D glasses.