Sony BRAVIA 8 II vs Sony BRAVIA AG9

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BRAVIA 8 II compared with BRAVIA AG9

	SonyBRAVIA 8 II	SonyBRAVIA AG9
Overview
Released
Released	June 2025	2019
Display
Panel
Panel	QD-OLED	OLED
Panel detail
Panel detail	–	Self-emitting OLED with Sony Pixel Contrast Booster and TRILUMINOS processing. Sony lists 1080p 100/120 Hz input, but only up to 4K 60 Hz; a native panel rate is not stated as a main specification.
Resolution
Resolution	3840 × 2160 (4K)	3840 × 2160 (4K)
Refresh rate
Refresh rate	120 Hz	–
HDR formats
HDR formats	Dolby Vision, HDR10, HLG	HDR10, HLG, Dolby Vision
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	X1 Ultimate, 4K X-Reality PRO, dual database processing, Object-based Super Resolution, Pixel Contrast Booster and Netflix Calibrated mode.
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	Vivid, Standard, Cinema, Game, Graphics, Photo, Custom, Dolby Vision Bright/Dark and Netflix Calibrated.
Motion handling
Motion handling	XR OLED Motion	Motionflow XR with Auto mode; Sony's UK sheet specifies video input up to 1080p 100/120 Hz and 4K 60 Hz. It does not publish a native panel rate for the complete UK series.
Sizes
Sizes
Sizes	55, 65″	55, 65, 77″
Largest size
Largest size	65″	77″ (better)
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), HDCP 2.3, with eARC on HDMI 3 according to Sony and AVForums. No HDMI input accepts 4K 120 Hz.
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 picture mode; Sony UK does not list VRR or ALLM.
Smart TV and sound
Smart TV platform
Smart TV platform	Google TV	Android TV
Processor
Processor	XR Processor	X1 Ultimate
Speakers
Speakers	50 W, 2.2 channels	60 W, 2.2 channels (better)
Dolby Atmos
Dolby Atmos	Yes	–
DTS:X
DTS:X	Yes	–
eARC
eARC	Yes	Yes
Wi-Fi
Wi-Fi	Wi-Fi 6E	Wi-Fi 802.11a/b/g/n/ac
Bluetooth
Bluetooth	5.3	Bluetooth 4.2
Speaker detail
Speaker detail	Acoustic Surface Audio+ with 2 actuators and 2 subwoofers, 15 W + 15 W + 10 W + 10 W	Acoustic Surface Audio+ with two 20 W screen actuators and two 10 W subwoofer channels, total 60 W. TV centre-speaker mode can feed the screen from an external receiver.
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	Chromecast built in, Google Play Store and Google Assistant through Android TV.
TV tuners
TV tuners	DVB-T/T2, DVB-C and DVB-S/S2; 2 terrestrial/cable and 2 satellite digital tuners; CI+	Dual DVB-T/T2 and DVB-S/S2 digital tuners, DVB-C and analogue reception according to Sony UK.
USB
USB	2 × USB; USB hard disk recording	Three USB ports, two side and one bottom, with USB HDD recording.
Ethernet
Ethernet	1 × Ethernet	One bottom Ethernet socket.
Optical audio out
Optical audio out	1 × optical digital audio out (shared with the S-Center speaker input)	One bottom digital audio output.
Design and power
Size
Size	Without stand, 55″ 1224 × 707 × 34 mm; 65″ 1443 × 830 × 34 mm	Sony UK lists the 77″ body at approximately 1721 × 996 × 49 mm without stand. Configuration weights are Sony UK without-stand figures.
Stand
Stand	Aluminum Edge Stand with two heights (standard and soundbar)	Low central dark-silver stand, around 5 mm beneath the screen in AVForums' KD-55AG9 review; separate soundbars may block the picture when placed in front.
VESA pattern
VESA pattern	300 × 300 mm	–
Power use
Power use	55″ 334 W, 65″ 418 W rated; 0.5 W standby	–
Colours
Colours	Black	Black bezel and dark-silver stand.