Sony Alpha 9 III Compared to the Sony Alpha 1

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Specifications	Sony Alpha 9 III	Sony Alpha 1

Year Introduced	2024	2021
Megapixels	24.6	50.1
Total Pixels	25.2	50.5
Sensor Size	35.6 x 23.8mm	35.9 x 24.0mm
Pixel Dimensions	6000 x 4000	8640 x 5760
Pixel Size	5.93µm	4.16µm
Diffraction-Limited Aperture	f/9.6	f/6.7
Sensor Readout Speed (ms)		3.8
Sensor Stabilization	Y	Y
Lens Mount	Sony E-mount	Sony E-mount
FOVCF	1.0X	1.0x
Image Processor	BIONZ XR	BIONZ XR

Autofocus
Type	Fast Hybrid AF(phase-detection AF/contrast-detection AF)	Fast Hybrid AF(phase-detection AF/contrast-detection AF)
Points	Still images: Max. 759 points (phase-detection AF), Movies: Max. 627 points (phase-detection AF)	759 points (phase-detection AF), APS-C mode with FF lens: 759 points (phase-detection AF), with APS-C lens: 575 points (phase-detection AF) / 425 points (contrast-detection AF)
Working Range	EV-5 – 20 (ISO100 equivalent with F2.0 lens attached)	EV -4 – 20 (ISO 100 equivalent with F2.0 lens attached)
Point Selection		Wide / Zone / Center / Flexible Spot / Expanded Flexible Spot / Tracking
Microadjustment
Touch & Drag AF		Y
Eye Detection AF	Y	Y
Focus Bracketing/Stacking

Exposure Control
Metering Modes	1200-zone evaluative metering (Multi-segment, Center-weighted, Spot (Standard / Large), Entire Screen Avg., Highlight)	1200-zone evaluative metering
Metering Range	EV -5 – 17 (ISO100 equivalent with F2.0 lens attached)	EV -3 – 20 (at ISO100 equivalent with F2.0 lens attached)
Exposure Comp	+/- 5.0 EV (1/3 EV, 1/2 EV steps selectable)	+/- 5.0EV (1/3 EV, 1/2 EV steps selectable) (with exposure compensation dial: +/- 3EV [1/3 EV steps])
AEB		Bracket: Cont., Bracket: Single, 3/5/9 frames selectable. (Ambient light, Flash light)
Light Flicker Mode	Y	Y
Intervalometer
ISO Sensitivity	Still images: ISO 250–25600 (expandable to ISO 125–51200), AUTO (ISO 250–12800, selectable lower limit and upper limit), Movies: ISO 250–25600 equivalent, AUTO (ISO 250–12800, selectable lower limit and upper limit)	Still images: ISO 100–32000 (ISO numbers up from ISO 50 to ISO 102400 can be set as expanded ISO range.), AUTO (ISO 100–12800, selectable lower limit and upper limit), Movies: ISO 100–32000 equivalent, AUTO (ISO 100–12800, selectable lower limit and upper limit)
Shutter Speed	Still images: 1/80000 to 30 s, Bulb, Movies: 1/8000 to 1 s	Still images, Single shot Mechanical Shutter: 1/8000 to 30 s, Bulb; AUTO: 1/32000 to 30 s, Bulb; Electronic Shutter: 1/32000 to 30 s; Still images, Continuous shooting Mechanical; Shutter: 1/8000 to 30 s; AUTO: 1/32000 to 1/2 s; Electronic Shutter: 1/32000 to 1/2 s; Movies: 1/8000 to 1/4 (1/3 steps), up to 1/60 in AUTO mode (up to 1/30 in Auto slow shutter mode)

Viewfinder
Type	0.64" (1.6 cm) electronic, OLED, 9.44 million dots	0.64" (1.6 cm) electronic, OLED, 9.44 million dots
Coverage	Approx. 100%	Approx. 100%
Magnification	Approx. 0.90x	Approx. 0.90x
Eyepoint	Approx. 25mm	Approx. 25mm
Information		Histogram, Real-time image-adjustment display, Digital level gauge, Grid line, Focus check, Peaking MF, Zebra, Movie marker, Emph disp dur REC
DOF Preview	Yes (via Setting Effect)	Yes (via Setting Effect)

LCD
Type	3.2" (8.0cm) TFT, 4-Axis Multi-Angle Touch Screen, approx 2,095,104 dots.	2.95" (7.5cm) TFT, Tilting Touch Screen, approx 1,440,000 dots
Coating
Brightness Adj		Manual (5 steps between -2 and +2), Sunny Weather mode
Display Options		Histogram, Real-time image-adjustment display, Digital level gauge, Grid line, Focus check, Peaking MF, Zebra, Movie marker, Emph disp dur REC

Flash
Built-in GN	N/A (ISO 100, meters)	N/A (ISO 100, meters)
Built-in Coverage	N/A	N/A
Built-in Recycle Time	N/A	N/A
Modes		Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction (on/off selectable), Wireless, Hi-speed sync.
X-Sync	1/80000 s, 1/500 s	1/400 s
Exposure Compensation	+/- 3.0 EV (switchable between 1/3 and 1/2 EV steps)	+/- 3.0 EV (switchable between 1/3 and 1/2 EV steps)
Hot Shoe/PC Terminal	Yes / Yes	Yes / Yes
External Flash Comp	Sony α System Flash compatible with Multi Interface Shoe, adaptor	Sony α System Flash, Multi Interface Shoe

Shooting
Shooting Modes		AUTO (iAuto), Programmed AE (P), Aperture priority (A), Shutter-speed priority (S), Manual (M), Movie (Programmed AE (P) / Aperture priority (A) / Shutter-speed priority (S) / Manual (M) / Flexible Exp. Mode), Slow & Quick Motion (Programmed AE (P) / Aperture priority (A) / Shutter-speed priority (S) / Manual (M) / Flexible Exp. Mode)
Picture Styles		PICTURE PROFILE Yes (Off / PP1-PP11) Parameters: Black level, Gamma (Movie, Still, S-Cinetone, Cine1-4, ITU709, ITU709 (800%), S-Log2, S-Log3, HLG, HLG1-3), Black Gamma, Knee, Color Mode, Saturation, Color Phase, Color Depth, Detail, Copy, Reset CREATIVE LOOK ST, PT, NT, VV, VV2, FL, IN, SH, BW, SE, Custom Look (1-6)
Image Processing	Peripheral Shading, Chromatic Aberration, Distortion, Breathing (Movie)	Peripheral Shading, Chromatic Aberration, Distortion
Abberration Corrections
Drive Modes		Single Shooting, Continuous shooting (Hi+/Hi/Mid/Lo selectable), Self-timer, Self-timer (Cont.), Bracket: Single, Bracket: Cont., White Balance bracket, DRO bracket
Continuous Shooting	Hi+: 120 fps	AUTO/Electronic Shutter: Hi+: 30fps, Hi: 20fps, Mid: 15fps, Lo: 5fps Mechanical Shutter: Hi+: 10fps, Hi: 8fps, Mid: 6fps, Lo: 3fps JPEG Extra fine L: 182 frames, JPEG Fine L: 400 frames, JPEG Standard L: 400 frames, RAW: 238 frames, RAW & JPG: 192 frames, RAW (Lossless Compression): 96 frames, RAW (Lossless Compression) & JPG: 83 frames, RAW (Uncompressed): 82 frames, RAW (Uncompressed) & JPG: 78 frames
Shutter Lag	20ms	20ms
Viewfinder Blackout	N/A	N/A

Live View
FrameRate	STD 60 fps / HI 120 fps / HIGHER 240 fps	240 fps
Focusing		AF-S (Single-shot AF), AF-C ( Continuous AF), DMF (Direct Manual Focus), Manual Focus
Metering		Multi-segment, Center-weighted, Spot, Spot Standard/Large, Entire Screen Avg., Highlight
Display Options		Histogram, Real-time image-adjustment display, Digital level gauge, Grid line, Focus check, Peaking MF, Zebra, Movie marker, Emph disp dur REC

File Information
Still ImageType	JPEG (DCF Ver. 2.0, Exif Ver. 2.32, MPF Baseline compliant), HEIF (MPEG-A MIAF compliant), RAW (Sony ARW 5.0 format compliant)	JPEG (DCF Ver. 2.0, Exif Ver. 2.32, MPF Baseline compliant), HEIF (MPEG-A MIAF compliant), RAW (Sony ARW 4.0 format compliant)
Image Size	35 mm full frame L: 6000 x 4000 (24 M), M: 3936 x 2632 (10 M), S: 3008 x 2000 (6.0 M)	IMAGE SIZE (PIXELS) [3:2] 35 mm full frame L: 8640 x 5760 (49.7M), M: 5616 x 3744 (21M), S: 4320 x 2880 (12.4M), APS-C M: 5616 x 3744 (21M), S: 4320 x 2880 (12.4M) IMAGE SIZE (PIXELS) [4:3] 35 mm full frame L: 7680 x 5760 (44.2M), M: 4992 x 3744 (18.6M), S: 3840 x 2880 (11M), APS-C M: 4992 x 3744 (18.6M), S: 3840 x 2880 (11M) IMAGE SIZE (PIXELS) [16:9] 35 mm full frame L: 8760 x 4864 (42M), M: 5616 x 3160 (17.7M), S: 4320 x 2432 (10.5M), APS-C M: 5616 x 3160 (17.7M), S: 4320 x 2432 (10.5M) IMAGE SIZE (PIXELS) [1:1] 35 mm full frame L: 5760 x 5760 (33M), M: 3744 x 3744 (14M), S: 2880 x 2880 (8.2M), APS-C M: 3744 x 3744 (14M), S: 2880 x 2880 (8.2M)
Movie Type	XAVC S: MPEG-4 AVC/H.264, XAVC HS: MPEG-H HEVC/H.265	XAVC S: MPEG-4 AVC/H.264, XAVC HS: MPEG-H HEVC/H.265
Movie Size	MOVIE RECORDING FORMAT (XAVC HS 4K) 3840 x 2160 (4:2:0, 10bit) (Approx.): 119.88p (200 Mbps), 3840 x 2160 (4:2:0, 10bit) (Approx.): 100p (200 Mbps), 3840 x 2160 (4:2:0, 10bit) (Approx.): 59.94p (150 Mbps/75 Mbps/45 Mbps), 3840 x 2160 (4:2:0, 10bit) (Approx.): 50p (150 Mbps/75 Mbps/45 Mbps), 3840 x 2160 (4:2:0, 10bit) (Approx.): 23.98p (100 Mbps/50 Mbps/30 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 119.88p (280 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 100p (280 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 59.94p (200 Mbps/100 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 50p (200 Mbps/100 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 23.98p (100 Mbps/50 Mbps) MOVIE RECORDING FORMAT (XAVC S 4K) 3840 x 2160 (4:2:0, 8bit) (Approx.): 119.88p (200 Mbps), 3840 x 2160 (4:2:0, 8bit) (Approx.): 100p (200 Mbps), 3840 x 2160 (4:2:0, 8bit) (Approx.): 59.94p (150 Mbps), 3840 x 2160 (4:2:0, 8bit) (Approx.): 50p (150 Mbps), 3840 x 2160 (4:2:0, 8bit) (Approx.): 29.97p (100 Mbps/60 Mbps), 3840 x 2160 (4:2:0, 8bit) (Approx.): 25p (100 Mbps/60 Mbps), 3840 x 2160 (4:2:0, 8bit) (Approx.): 23.98p (100 Mbps/60 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 119.88p (280 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 100p (280 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 59.94p (200 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 50p (200 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 29.97p (140 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 25p (140 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 23.98p (100 Mbps) MOVIE RECORDING FORMAT (XAVC S HD) 1920 x 1080 (4:2:0, 8bit) (Approx.): 119.88p (100 Mbps/60 Mbps), 1920 x 1080 (4:2:0, 8bit) (Approx.): 100p (100 Mbps/60 Mbps), 1920 x 1080 (4:2:0, 8bit) (Approx.): 59.94p (50 Mbps/25 Mbps), 1920 x 1080 (4:2:0, 8bit) (Approx.): 50p (50 Mbps/25 Mbps), 1920 x 1080 (4:2:0, 8bit) (Approx.): 29.97p (50 Mbps/16 Mbps), 1920 x 1080 (4:2:0, 8bit) (Approx.): 25p (50 Mbps/16 Mbps), 1920 x 1080 (4:2:0, 8bit) (Approx.): 23.98p (50 Mbps), 1920 x 1080 (4:2:2, 10bit) (Approx.): 59.94p (50 Mbps), 1920 x 1080 (4:2:2, 10bit) (Approx.): 50p (50 Mbps), 1920 x 1080 (4:2:2, 10bit) (Approx.): 29.97p (50 Mbps), 1920 x 1080 (4:2:2, 10bit) (Approx.): 25p (50 Mbps), 1920 x 1080 (4:2:2, 10bit) (Approx.): 23.98p (50 Mbps) MOVIE RECORDING FORMAT (XAVC S-I 4K) 3840 x 2160 (4:2:2, 10bit) (Approx.): 59.94p (600 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 50p (500 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 29.97p (300 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 25p (250 Mbps), 3840 x 2160 (4:2:2, 10bit) (Approx.): 23.98p (240 Mbps) MOVIE RECORDING FORMAT (XAVC S-I HD) 1920 x 1080 (4:2:2, 10bit) (Approx.): 59.94p (222 Mbps), 1920 x 1080 (4:2:2, 10bit) (Approx.): 50p (185 Mbps), 1920 x 1080 (4:2:2, 10bit) (Approx.): 29.97p (111 Mbps), 1920 x 1080 (4:2:2, 10bit) (Approx.): 25p (93 Mbps), 1920 x 1080 (4:2:2, 10bit) (Approx.): 23.98p (89 Mbps)	MOVIE RECORDING SYSTEM (XAVC HS 8K) 7680 x 4320 (4:2:0, 10bit, NTSC) (Approx.): 30p (400 Mbps / 200 Mbps), 24p (400 Mbps / 200 Mbps), 7680 x 4320 (4:2:0, 10bit, PAL) (Approx.): 25p (400 Mbps / 200 Mbps) MOVIE RECORDING SYSTEM (XAVC HS 4K) 3840 x 2160 (4:2:0, 10 bit, NTSC) (Approx.): 120p (200 Mbps), 60p (150 Mbps / 75 Mbps / 45 Mbps), 24p (100 Mbps / 50 Mbps / 30 Mbps); 3840 x 2160 (4:2:0, 10 bit, PAL) (Approx.): 100p (200 Mbps), 50p (150 Mbps / 75 Mbps / 45 Mbps); 3840 x 2160 (4:2:2, 10 bit, NTSC) (Approx.): 120p (280 Mbps), 60p (200 Mbps / 100 Mbps), 24p (100 Mbps / 50 Mbps); 3840 x 2160 (4:2:2, 10 bit, PAL) (Approx.): 100p (280 Mbps), 50p (200 Mbps / 100 Mbps) MOVIE RECORDING SYSTEM (XAVC S 4K) 3840 x 2160 (4:2:0, 8 bit, NTSC) (Approx.): 120p (200 Mbps), 60p (150 Mbps), 30p (100 Mbps / 60 Mbps), 24p (100 Mbps / 60 Mbps); 3840 x 2160 (4:2:0, 8 bit, PAL) (Approx.): 100p (200 Mbps), 50p (150 Mbps), 25p (100 Mbps / 60 Mbps); 3840 x 2160 (4:2:2, 10 bit, NTSC) (Approx.): 120p (280 Mbps), 60p (200 Mbps), 30p (140 Mbps), 24p (100 Mbps); 3840 x 2160 (4:2:2, 10 bit, PAL) (Approx.): 100p (280 Mbps), 50p (200 Mbps), 25p (140 Mbps) MOVIE RECORDING SYSTEM (XAVC S HD) 1920 x 1080 (4:2:0, 8 bit, NTSC) (Approx.): 120p (100 Mbps / 60 Mbps), 60p (50 Mbps / 25 Mbps), 30p (50 Mbps / 16 Mbps), 24p (50 Mbps); 1920 x 1080 (4:2:0, 8 bit, PAL) (Approx.): 100p　(100 Mbps / 60 Mbps), 50p (50 Mbps / 25 Mbps), 25p (50 Mbps / 16 Mbps); 1920 x 1080 (4:2:2, 10 bit, NTSC) (Approx.): 60p (50 Mbps), 30p (50 Mbps), 24p (50 Mbps); 1920 x 1080 (4:2:2, 10 bit, PAL) (Approx.): 50p (50 Mbps), 25p (50 Mbps) MOVIE RECORDING SYSTEM (XAVC S-I 4K) 3840 x 2160 (4:2:2, 10 bit, NTSC) (Approx.): 60p (600 Mbps), 30p (300 Mbps), 24p (240 Mbps); 3840 x 2160 (4:2:2, 10 bit, PAL) (Approx.): 50p (500 Mbps), 25p (250 Mbps) MOVIE RECORDING SYSTEM (XAVC S-I HD) 1920 x 1080 (4:2:2, 10 bit, NTSC) (Approx.): 60p (222 Mbps), 30p (111 Mbps), 24p (89 Mbps); 1920 x 1080 (4:2:2, 10 bit, PAL) (Approx.): 50p (185 Mbps), 25p (93 Mbps) SLOW & QUICK MOTION (SHOOTING FRAME RATE) NTSC mode: 1fps, 2fps, 4fps, 8fps, 15fps, 30fps, 60fps, 120fps, 240fps56, PAL mode: 1fps, 2fps, 3fps, 6fps, 12fps, 25fps, 50fps, 100fps, 200fps56
Movie Length

Other Information
Wireless Features	Wi-Fi (2.4 and 5 GHz, IEEE 802.11a/b/g/n/ac), Bluetooth 5.0 (2.4 GHz)	Built-in Wi-Fi, NFC and Bluetooth 5.0
GPS	Can be synchronized with connected mobile device	Can be synchronized with connected mobile device
Custom Functions
LCD Panel / Illumination	No / No	No / No
Water & Dust Resistance	Yes	Yes
Sound Memo	Yes	Yes

Interface
Computer Interface	USB Type-C SuperSpeed USB 5 Gbps (USB 3.2) compatible	USB Type-C SuperSpeed USB 10 Gbps (USB 3.2) compatible
Other Interface	HDMI Type-A (full size), External Microphone In / Line In (Stereo mini jack), Headphone socket (Stereo mini jack), multi-terminal USB (Micro), Ethernet	HDMI Type-A (full size), External Microphone In / Line In (Stereo mini jack), Headphone socket (Stereo mini jack), multi-terminal USB (Micro), Ethernet

Memory
Memory Type	Dual Multi slot for SD, SDHC, SDXC (UHS-I/II)/CFexpress Type A	Dual Multi slot for SD, SDHC, SDXC (UHS-I/II)/CFexpress Type A

Batteries & Power
Battery	Rechargeable Battery Pack NP-FZ100	Rechargeable Battery Pack NP-FZ100
Battery Life	Approx. Still Images Approx. 400 shots (Viewfinder)/Approx. 530 shots (LCD monitor) (CIPA standard) Movie, actual recording Approx. 90 min (Viewfinder)/Approx. 95 min (LCD monitor) (CIPA standard) Movie, continuous recording Approx. 145 min (Viewfinder) / Approx. 150 min (LCD monitor) (CIPA standard)	Approx. (Still Images) Approx. 430 shots (Viewfinder) / approx. 530 shots (LCD monitor) (CIPA standard) BATTERY LIFE (MOVIE, ACTUAL RECORDING) Approx. 90 min. (Viewfinder) / Approx. 95 min. (LCD monitor) (CIPA standard) (MOVIE, CONTINUOUS RECORDING) Approx. 145 min. (Viewfinder) / Approx. 150 min. (LCD monitor) (CIPA standard)
Power Supply Battery Chargers	AC-UUD12 AC Adapter, BC-QZ1 Battery Charger, USB Power Delivery-compatible	AC-UUD12 AC Adapter, BC-QZ1 Battery Charger, USB Power Delivery-compatible

Physical Specs
Body Materials	Magnesium Alloy body covers	Magnesium Alloy body covers
Shutter Durability Rating		500,000
Operating Environment	32–104°F / 0–40°C	32–104°F / 0–40°C
Dimensions Inches	5.38 x 3.88 x 3.38 (136.1 x 96.9 x 82.9mm)	5.13 x 3.88 x 3.25" (128.9 x 96.9 x 80.8 mm)
CIPA Weight	21.8 oz (617g)	26.0 oz (737g)

Accessories
Viewfinder
Wireless File Transmitter	Built-in	Built-in
Compatible Lenses	Sony E-mount	Sony E-mount
Battery Grip	VG-C5 Buy ►	VG-C4EM Buy ►
Remote	Bluetooth remote control
Other

Review	Sony Alpha 9 III	Sony Alpha 1

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