Sony BRAVIA AF9 vs Sony BRAVIA AG9

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BRAVIA AF9 compared with BRAVIA AG9

	SonyBRAVIA AF9	SonyBRAVIA AG9
Overview
Released
Released	2018	2019
Display
Panel
Panel	OLED	OLED
Panel detail
Panel detail	Self-emitting OLED panel with Sony Pixel Contrast Booster and TRILUMINOS processing. A single native refresh figure is omitted because Sony's UK sheet lists accepted 1080p 120 Hz input but no native panel rate or 4K 120 Hz support.	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)
HDR formats
HDR formats	HDR10, HLG, Dolby Vision	HDR10, HLG, Dolby Vision
Picture processing
Picture processing	X1 Ultimate, 4K X-Reality PRO, dual database processing, Object-based Super Resolution and Pixel Contrast Booster. Netflix Calibrated picture mode and CalMAN auto-calibration support are listed by Sony.	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, Game, Graphics, Photo, Custom and Netflix Calibrated.	Vivid, Standard, Cinema, Game, Graphics, Photo, Custom, Dolby Vision Bright/Dark and Netflix Calibrated.
Motion handling
Motion handling	Sony lists Motionflow XR without a numeric native refresh rate. The UK sheet accepts 1080p 100/120 Hz video signals, but only up to 4K 60 Hz.	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 (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, three bottom), HDCP 2.3 and eARC according to Sony UK's model sheets; 4K input is limited to 60 Hz.	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	27.5 ms in SDR and HDR Game mode, measured by AVForums on the KD-55AF9.	–
Game features
Game features	Game mode; no verified VRR or ALLM support.	Game picture mode; Sony UK does not list VRR or ALLM.
Smart TV and sound
Smart TV platform
Smart TV platform	Android TV	Android TV
Processor
Processor	X1 Ultimate	X1 Ultimate
Speakers
Speakers	98 W, 3.2 channels (better)	60 W, 2.2 channels
eARC
eARC	Yes	Yes
Wi-Fi
Wi-Fi	Wi-Fi 802.11a/b/g/n/ac	Wi-Fi 802.11a/b/g/n/ac
Bluetooth
Bluetooth	Bluetooth 4.2	Bluetooth 4.2
Speaker detail
Speaker detail	Acoustic Surface Audio+ uses six 13 W actuator channels and two 10 W subwoofer channels, total 98 W. Sony lists TV centre-speaker mode for use with an external surround amplifier.	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.
Casting
Casting	Chromecast built in; Google Play Store apps and Google Assistant voice search through Android TV.	Chromecast built in, Google Play Store and Google Assistant through Android TV.
TV tuners
TV tuners	Sony UK lists terrestrial, cable and satellite RF inputs; UK YouView catch-up services are described in both exact-model reviews.	Dual DVB-T/T2 and DVB-S/S2 digital tuners, DVB-C and analogue reception according to Sony UK.
USB
USB	Three USB ports, two bottom and one side, with USB HDD recording.	Three USB ports, two side and one bottom, with USB HDD recording.
Ethernet
Ethernet	One bottom Ethernet socket.	One bottom Ethernet socket.
Optical audio out
Optical audio out	One bottom digital audio output.	One bottom digital audio output.
Design and power
Size
Size	Without-stand W × H × D, Sony UK: 55″ approximately 1228 × 711 × 86 mm; 65″ approximately 1449 × 835 × 86 mm. Configuration weights exclude the stand.	Sony UK lists the 77″ body at approximately 1721 × 996 × 49 mm without stand. Configuration weights are Sony UK without-stand figures.
Stand
Stand	Easel-style rear stand. Sony lists 320 mm depth with stand for both sizes; the screen leans back slightly.	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.
Power use
Power use	Sony UK standard operating power: 55″ 150 W, 65″ 190 W. Rated maximum power is 401 W and 521 W respectively.	–
Colours
Colours	Black bezel.	Black bezel and dark-silver stand.