Sony a1 vs Sony a9 II

Key Differences

  • Sony a1 has a better 4k recording (Up to 120p vs Up to 30p).
  • Sony a1 has a better evf resolution (9.44M dots vs 3.69M dots).
  • Sony a1 has a better effective resolution (50.1 MP vs 24.2 MP).
  • Sony a1 has a better 1080p recording (Up to 240p vs Up to 120p).
  • Sony a1 has a better continuous shooting (30 fps vs 20 fps).
Product
Sony a1
Sony
$6,499
Sony a9 II
Sony
$4,499
Imaging
Sensor TypeBSI Stacked CMOSBSI Stacked CMOS
Sensor SizeFull-FrameFull-Frame
Effective Resolution50.1 MP24.2 MP
Max Image Size8K4K
Lens MountSony ESony E
Exposure Control
ISO Range (Native)100 โ€“ 32000100 โ€“ 51200
ISO Range (Extended)50 โ€“ 10240050 โ€“ 204800
Mechanical Shutter1/80001/8000
Electronic Shutter1/320001/32000
Flash Sync Speed1/4001/250
Still Image Capture
Continuous Shooting30 fps20 fps
Buffer (RAW)238 shots239 shots
Video Capture
Max Resolution8K4K
8K RecordingUp to 30pโˆ’
4K RecordingUp to 120pUp to 30p
1080p RecordingUp to 240pUp to 120p
10-bit InternalYesYes
Recording LimitNo limit29 min
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 Points759693
Contrast Detect Pointsโˆ’425
Low Light AF-4 EV-4 EV
Eye AFYesYes
Animal AFYesYes
Vehicle AFNoNo
Viewfinder
EVF TypeOLEDOLED
EVF Resolution9.44M dots3.69M dots
EVF Magnification0.9x0.78x
Monitor
LCD Size3"3"
LCD Resolution1.44M dots1.44M dots
LCD TypeTiltingTilting
Touch ScreenYesYes
Interface
Wi-FiWi-Fi 6Wi-Fi 5
Bluetoothv5v4.2
USBUSB-C 3.2 Gen 2USB-C 3.2
GPSNoNo
General
Price (MSRP)$6,499$4,499
Body MaterialMagnesium AlloyMagnesium Alloy
Dimensions128.9ร—96.9ร—80.8 mm128.9ร—96.4ร—77.5 mm
Weight737g (1.62 lb)678g (1.49 lb)
Weather SealedYesYes
In-Body StabilizationYesYes
Battery Life (EVF)430 shots500 shots
Battery Life (LCD)530 shots690 shots
Battery TypeNP-FZ100NP-FZ100