Sony a1 II vs Sony a7R IV

Key Differences

  • Sony a1 II has a better buffer (raw) (400 shots vs 68 shots).
  • Sony a1 II has a better 4k recording (Up to 120p vs Up to 30p).
  • Sony a1 II has a better continuous shooting (30 fps vs 10 fps).
  • Sony a1 II has a better 1080p recording (Up to 240p vs Up to 120p).
  • Sony a7R IV has a better price (msrp) ($3,499 vs $6,499).
Product
Sony a1 II
Sony
$6,499
Sony a7R IV
Sony
$3,499
Imaging
Sensor TypeBSI Stacked CMOSBSI CMOS
Sensor SizeFull-FrameFull-Frame
Effective Resolution50.1 MP61 MP
Max Image Size8K4K
Lens MountSony ESony E
Exposure Control
ISO Range (Native)100 โ€“ 32000100 โ€“ 32000
ISO Range (Extended)50 โ€“ 10240050 โ€“ 102400
Mechanical Shutter1/80001/8000
Electronic Shutter1/320001/8000
Flash Sync Speed1/4001/250
Still Image Capture
Continuous Shooting30 fps10 fps
Buffer (RAW)400 shots68 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
Built-in MicStereoStereo
Headphone JackYesYes
Mic InputYesYes
HDMI OutputFull-size (Type A)Micro (Type D)
Focus
Phase Detect Points759567
Contrast Detect Pointsโˆ’โˆ’
Low Light AF-4 EV-3 EV
Eye AFYesYes
Animal AFYesYes
Vehicle AFYesNo
Viewfinder
EVF TypeOLEDOLED
EVF Resolution9.44M dots5.76M dots
EVF Magnification0.9x0.78x
Monitor
LCD Size3.2"3.2"
LCD Resolution2.10M dots1.44M dots
LCD Type4-Axis TiltingTilting
Touch ScreenYesYes
Interface
Wi-FiWi-Fi 6Wi-Fi 5
Bluetoothv5.3v4.2
USBUSB-C 3.2 Gen 2USB-C 3.1 Gen 1
GPSNoNo
General
Price (MSRP)$6,499$3,499
Body MaterialMagnesium AlloyMagnesium Alloy
Dimensions136.1ร—96.9ร—82.9 mm128.9ร—96.4ร—77.5 mm
Weight743g (1.64 lb)665g (1.47 lb)
Weather SealedYesYes
In-Body StabilizationYesYes
Battery Life (EVF)520 shots530 shots
Battery Life (LCD)420 shots670 shots
Battery TypeNP-FZ100NP-FZ100