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Sony a7 vs Sony a9

5.0 in
3.72 in
Sony a7 Digital Camera
Sony a7
5.0 in
3.76 in
Sony a9 Digital Camera
Sony a9
Available colors
Editiorial reviews
47
4.4 out of 5
21 user ratings
5 stars
57 %
4 stars
42 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
68
4.7 out of 5
24 user ratings
5 stars
83 %
4 stars
16 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
39
4.2 out of 5
39 user ratings
5 stars
46 %
4 stars
30 %
3 stars
23 %
2 stars
0 %
1 stars
0 %
38
4.0 out of 5
38 user ratings
5 stars
34 %
4 stars
34 %
3 stars
28 %
2 stars
2 %
1 stars
0 %

Video Comparisons (9)

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Full Comparison

Sensor

Sony a7Sony a7
Sony a9Sony a9
Sensor typeExmor CMOSCMOS
Image sensor formatFull frame
Advanced Photo System type-C
Sensor size1.41 in1.41 in
Effective pixels24.0 Mpx24.0 Mpx
Max resolution6000 x 4000 px6000 x 4000 px
ProcessorBIONZ XBIONZ X

Image

Sony a7Sony a7
Sony a9Sony a9
ISO
  • 100
  • 200
  • 6400
  • 25600
  • 100
  • 25600
ISO minimum50100
ISO maximum2560025600
Maximum image resolution6000 x 4000 px6000 x 4000 px
White balance modes
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Fluorescent H
  • Fluorescent L
  • Incandescent
  • Shade
  • Underwater
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Fluorescent
  • Incandescent
  • Shade
Supported image file formats
  • EXIF
  • JPEG XR
  • JPG
  • RAW
  • JPEG
  • RAW
Photo effects
  • Vivid
  • Neutral
  • Sepia
  • Black&White
  • Neutral
  • Sepia
  • Vivid
Supported aspect ratios3:2
  • 3:2
  • 16:9
HDRyesno
AEB/HDR supportyesyes

Optics and focus

Sony a7Sony a7
Sony a9Sony a9
Lens mountSony E-mount
  • Sony FE
  • Canon EF
  • Sony E
Magnification (Crop factor)0.71 x1.0 x
AF assist (auto-focus assist light)LampLamp
Focus adjustmentManualAuto/Manual
Contrast autofocusyesyes
Autofocus in recording modeyesyes
Autofocus
  • Centre weighted Auto Focus
  • Continuous Auto Focus
  • Contrast Detection Auto Focus
  • Flexible Spot Auto Focus
Only lenses with AF-motor
Auto Focus (AF) lockyesyes
Max number of AF points (incl. assistant)117693
Image stabiliserOpticalBuilt-in
Phase detection autofocusyesyes
Number of AF points (contrast)2525

Screen and viewfinder

Sony a7Sony a7
Sony a9Sony a9
Screen size3.0 in3.0 in
Articulated LCDyesyes
Screen technologyLCDLCD TFT
Screen dots12300001440000
Touch screenyesno
ViewfinderElectronicElectronic
Viewfinder screen size0.5 in0.5 in
Viewfinder coverage100.0 %100.0 %
Viewfinder magnification0.71 x0.78 x
Separate info displaynono

Photography features

Sony a7Sony a7
Sony a9Sony a9
Shooting modes
  • Aperture priority
  • Auto
  • Manual
  • Movie
  • Program
  • Scene
  • Sensitivity priority
  • Shutter priority
  • Auto
  • Manual
  • Program
  • Scene
Camera shutter typeElectronic
  • Electronic
  • Mechanical
Number of exposures33
Auto exposure lockyesyes
Continuous shootingyesyes
Self-timer delay3.0 s
  • 2
  • 5
  • 10
Flash sync speed1/250s1/250s
Flash modes
  • Auto
  • Fill-in
  • Flash OFF
  • Flash ON
  • High-speed Sync
  • Pre-flash
  • Redeye Reduction
  • Slow Sync
  • Auto
  • Fill-in
  • Flash OFF
  • Flash ON
  • High-speed Sync
  • Pre-flash
  • Slow Sync
External flash connectionHot shoeHot shoe
Flash metering systemTTLTTL
Scene modes
  • Portrait
  • Sunset
  • Night portrait
  • Landscape
  • Landscape
  • Night
  • Portrait
  • Self-portrait
  • Sunset
Self-timeryesyes
Manual settingsyesyes
Speed (JPEG)5.0 fps20.0 fps
Speed (RAW)5.0 fps20.0 fps
Exposure bracketing0.3 - 2.0±EV0.3 - 0.5±EV

Videography features

Sony a7Sony a7
Sony a9Sony a9
Maximum resolution1920 x 1080 px3840 x 2160 px
Video recordingyesyes
Recording resolutions
  • 640 x 480
  • 1280 x 720
  • 1440 x 1080
  • 1920 x 1080
  • 1280 x 720
  • 1920 x 1080
  • 3840 x 2160
HD typeFull HD4K Ultra HD
Supported video file formats
  • AVC
  • AVCHD
  • H.264
  • MP4
  • MPEG-4
  • AVC
  • AVCHD
  • M4V
  • XAVC-I
Camera playback
  • Highlights
  • Movie
  • Single image
  • Slide show
  • Movie
  • Single image
Max resolution (highest frame rate)1920 x 10801920 x 1080
Max frame rate (highest resolution)60.0 fps30.0 fps
Max frame rate (regardless of res.)60.0 fps120.0 fps
Motion JPEG frame rate30.0 fps60.0 fps

Audio features

Sony a7Sony a7
Sony a9Sony a9
Built-in microphoneyesyes
Voice recordingyesyes
Audio systemStereoStereo

Design

Sony a7Sony a7
Sony a9Sony a9
Body typeMILCMILC
Body materialMagnesium alloyAluminum-magnesium
Colour of productBlackBlack
Anti-dust systemyesyes
Environmentally sealedyesyes

Dimensions

Sony a7Sony a7
Sony a9Sony a9
Weight14.67 oz23.74 oz
Width5.0 in5.0 in
Height3.72 in3.76 in
Depth1.9 in2.48 in

Storage

Sony a7Sony a7
Sony a9Sony a9
Compatible memory cards
  • MS Pro Duo
  • MS Pro-HG Duo
  • MS XC-HG Duo
  • SD
  • SDHC
  • SDXC
  • MS Pro Duo
  • MS PRO Duo Mark 2
  • MS Pro-HG Duo
  • SD
  • SDHC
  • SDXC
Memory slots12
Storage types
  • SD
  • SDHC
  • SDXC
  • Memory Stick Pro Duo
  • Memory Stick Duo
  • Memory Stick Pro-HG Duo
  • Memory Stick Duo
  • Memory Stick Pro Duo
  • Memory Stick Pro
  • SDHC
  • SD
  • SDXC

Power

Sony a7Sony a7
Sony a9Sony a9
Power source type
  • AC
  • Battery
Battery
Battery life (CIPA)270650
Battery technology
Lithium-Ion
Lithium-Ion
Number of batteries supported11

Connectivity

Sony a7Sony a7
Sony a9Sony a9
HDMIyesyes
HDMI connector typeMicroMicro
USB connector typeMicro-USB BMicro-USB
USB version2.02.0
NFCyesyes
Wireless network (Wi-Fi)yesyes
Firewirenono

Other features

Sony a7Sony a7
Sony a9Sony a9
GPSnono

Pros & Cons

Pros
      Cons

          Often compared with Sony a7

          Often compared with Sony a9