Sony BRAVIA W829B vs Sony BRAVIA W905A

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BRAVIA W829B compared with BRAVIA W905A

	SonyBRAVIA W829B	SonyBRAVIA W905A
Overview
Released
Released	2014	2013
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 LED LCD with Sony's Triluminos quantum-dot colour system and LED Dynamic Control. Sony's Motionflow XR 800 Hz is a motion-processing designation, not a separately verified native refresh rate.
Resolution
Resolution	1920 × 1080 (Full HD)	1920 × 1080 (Full HD)
HDR formats
HDR formats	None	None
Colour range
Colour range	–	Sony's Triluminos Display uses quantum dots for a wider colour gamut; HDTVTest found the Live Colour high settings oversaturated its 55-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.	X-Reality PRO, Motionflow XR 800, 24p True Cinema, Live Colour and LED Dynamic Control. Motionflow's 800 Hz figure is not used as native panel refresh.
Picture modes
Picture modes	–	Cinema 1/2, Standard, Vivid, Game, Graphics, Sports, Animation and Photo modes in Sony's UK sheets.
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.	HDTVTest measured 850–1080 lines of motion resolution with Motionflow engaged on KDL-55W905ABU, versus 300 without it; these are measured motion-resolution lines, not refresh Hz.
Viewing angle
Viewing angle	–	HDTVTest observed washout beyond roughly 20° off axis on its 55-inch UK sample; TechRadar also found side viewing limited.
Sizes
Sizes
Sizes	42, 50, 55″	40, 46, 55″
Largest size
Largest size	55″	55″
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, including MHL and PC support, plus component/composite hybrid, one SCART and optical audio out. Sony lists 1080p/60 and 1080p/24 input.
Input lag
Input lag	–	HDTVTest measured 8 ms against a CRT with high-speed camera and 20 ms with a Leo Bodnar tester, on a 55-inch UK sample in low-lag settings; methods differ.
Game features
Game features	Game and Graphics picture modes; no VRR.	Game and Graphics modes; HDTVTest verified full 4:4:4 PC reproduction in both. No HDMI 2.1 or VRR.
Smart TV and sound
Smart TV platform
Smart TV platform	Sony Entertainment Network	Sony Entertainment Network
Processor
Processor	X-Reality PRO	X-Reality PRO
Speakers
Speakers	–	20 W
Wi-Fi
Wi-Fi	Built-in Wi-Fi and Wi-Fi Direct	Built-in Wi-Fi and Wi-Fi Direct
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.	Two 10 W speakers with Clear Phase and S-Force Front Surround 3D.
Casting
Casting	DLNA, screen mirroring, NFC One-Touch and Sony One-Flick Entertainment; Chromecast is not supported.	NFC One-touch screen mirroring through the supplied compact remote and Wi-Fi Direct. HDTVTest found video could stutter over this link.
TV tuners
TV tuners	Sony UK lists DVB-T/T2 terrestrial, DVB-C cable and DVB-S/S2 satellite tuners, plus analogue reception.	UK Sony sheets list DVB-T2 terrestrial, DVB-C cable and DVB-S/S2 satellite tuners; HDTVTest identifies Freeview HD and Freesat HD on its UK 55-inch sample.
USB
USB	Two side USB ports with media playback and USB HDD recording.	Three USB ports support media playback and USB HDD recording.
Ethernet
Ethernet	One rear Ethernet input.	One Ethernet input for Sony Entertainment Network and DLNA media playback.
Optical audio out
Optical audio out	One rear optical digital audio output.	One optical digital audio output.
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 (W × H × D), Sony UK sheets: 40″ 917 × 541 × 61 mm; 46″ 1049 × 616 × 61 mm; 55″ 1241 × 723 × 61 mm. Configuration weights also exclude stands.
Stand
Stand	Low-profile curved metal loop stand; Sony UK lists an additional adapter for VESA mounting on the 42-inch model.	Chrome-plated loop stand; supplied separately for assembly.
Colours
Colours	–	Black bezel with Sony's blue-tinted Sense of Quartz trim and illuminated centre block.
Power use
Power use	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.	Two remotes (RM-ED052 and NFC RMF-ED003), stand and active 3D glasses; Sony lists two glasses with 40″ and four with 46″/55″. Sony's May 2013 purchase promotion shows the W905 was on sale by then but does not establish its first month.