Sony a1 II vs Sony a7S III

Key Differences

  • Sony a1 II has a better effective resolution (50.1 MP vs 12.1 MP).
  • Sony a1 II has a better continuous shooting (30 fps vs 10 fps).
  • Sony a7S III has a better buffer (raw) (1000 shots vs 400 shots).
  • Sony a7S III has a better price (msrp) ($3,499 vs $6,499).
  • Sony a7S III has a better low light af (-6 EV vs -4 EV).
Product
Sony a1 II
Sony
$6,499
Sony a7S III
Sony
$3,499
Imaging
Sensor TypeBSI Stacked CMOSBSI CMOS
Sensor SizeFull-FrameFull-Frame
Effective Resolution50.1 MP12.1 MP
Max Image Size8K4K
Lens MountSony ESony E
Exposure Control
ISO Range (Native)100 โ€“ 3200080 โ€“ 102400
ISO Range (Extended)50 โ€“ 10240040 โ€“ 409600
Mechanical Shutter1/80001/8000
Electronic Shutter1/320001/8000
Flash Sync Speed1/4001/250
Still Image Capture
Continuous Shooting30 fps10 fps
Buffer (RAW)400 shots1000 shots
Video Capture
Max Resolution8K4K
8K RecordingUp to 30pโˆ’
4K RecordingUp to 120pUp to 120p
1080p RecordingUp to 240pUp to 240p
10-bit InternalYesYes
Recording LimitNo limitNo limit
Log ProfilesS-Log3 / HLG / S-CinetoneS-Log3 / HLG / S-Cinetone
Built-in MicStereoStereo
Headphone JackYesYes
Mic InputYesYes
HDMI OutputFull-size (Type A)Full-size (Type A)
Focus
Phase Detect Points759759
Contrast Detect Pointsโˆ’โˆ’
Low Light AF-4 EV-6 EV
Eye AFYesYes
Animal AFYesYes
Vehicle AFYesNo
Viewfinder
EVF TypeOLEDOLED
EVF Resolution9.44M dots9.44M dots
EVF Magnification0.9x0.91x
Monitor
LCD Size3.2"3"
LCD Resolution2.10M dots1.44M dots
LCD Type4-Axis TiltingVari-Angle
Touch ScreenYesYes
Interface
Wi-FiWi-Fi 6Wi-Fi 5
Bluetoothv5.3v5
USBUSB-C 3.2 Gen 2USB-C 3.2
GPSNoNo
General
Price (MSRP)$6,499$3,499
Body MaterialMagnesium AlloyMagnesium Alloy
Dimensions136.1ร—96.9ร—82.9 mm128.9ร—96.9ร—80.8 mm
Weight743g (1.64 lb)699g (1.54 lb)
Weather SealedYesYes
In-Body StabilizationYesYes
Battery Life (EVF)520 shots510 shots
Battery Life (LCD)420 shots600 shots
Battery TypeNP-FZ100NP-FZ100