Sony A7R IV with Sony A9 Comparison

Sony A7R IV and Sony A9 Main Features

  • July, 2019
  • April, 2017
  • 61 MP Full frame BSI-CMOS Sensor
  • 24 MP Full frame BSI-CMOS Sensor
  • 100 - 32000 ISO
  • 100 - 51200 ISO
  • 5-axis Sensor-shift Image Stabilization
  • 5-axis Sensor-shift Image Stabilization
  • 3" Tilting Screen
  • 3" Tilting Screen
  • Electronic Viewfinder
  • Electronic Viewfinder
  • 5760k dot Electronic viewfinder
  • 3686k dot Electronic viewfinder
  • 10.0 fps continuous shooting
  • 20.0 fps continuous shooting
  • 4K 3840 x 2160 video resolution
  • 4K 3840 x 2160 video resolution
  • Built-In Wireless
  • Built-In Wireless
  • 129 x 96 x 78 mm, 665g.
  • 127 x 96 x 63 mm, 673g.
  • Price Category:
  • Price Category:

Sony A7R IV Scores


Imaging score
95
Features score
92
Value for money score
89
Portability score
76
Overall score
98

Sony A9 Scores


Imaging score
78
Features score
92
Value for money score
92
Portability score
78
Overall score
90

Sony Alpha A9 with Sony Alpha A7R IV Overview


Let's compare Alpha A7R IV with Alpha A9. Both cameras produced Sony. These models are included in the Pro Mirrorless cameras. Sony A7R IV was released in 2019, and Sony A9 in 2017. Alpha A7R IV is newer, which is a plus. Alpha A9 2 years older. However 2 years, the difference is not so bad.
The sensor resolution of Alpha A7R IV is greater than that of Alpha A9. The difference of 37 MP is quite a lot. The more megapixels the camera has, the more detailed and clear the picture will be. The number of megapixels will also affect the maximum size of the photos, which then can be printed without loss of quality.
The minimum ISO value for these cameras is the same and is . A larger maximum ISO allows you to take good pictures in the dark. The maximum ISO value for these cameras is the same and is . Both cameras have 5-axis Sensor-shift image stabilization. Both cameras feature a 3-inch tilting screen.
Both cameras have a electronic viewfinder. Viewfinder Alpha A7R IV has a higher resolution of 5760k dots, Alpha A9 has a resolution of 3686k dots. Burst mode, also called continuous shooting mode, sports mode or continuous high speed mode, is a shooting mode in still cameras. Sony Alpha A7R IV has 20.0 fps continuous shooting. Sony Alpha A7R IV has 20.0 fps continuous shooting.

General Alpha A7R IV Alpha A9
Brand Sony Sony
Model Alpha A7R IV Alpha A9
Announced July, 2019 April, 2017
Body Type SLR-style mirrorless SLR-style mirrorless
Lens
Lens Mount Sony E Sony E
Manual Focus
Focal Lens Multiplier 1 1
Number of Lenses 116 116
Macro Focus Range n/a n/a
Screen
Screen Size 3" 3"
Screen Type Tilting Tilting
Screen Resolution 1440k pixels 1440k pixels
Touch Screen
Live View
Viewfinder
Viewfinder Electronic Electronic
Viewfinder Resolution 5760
Viewfinder Coverage 100% 100%
Viewfinder Magnification 0.78 0.78
Autofocus
AF Touch
AF Continuous
AF Single
AF Tracking
AF Selective
AF Center
AF Multi Area
AF Live View
AF Face Detection
AF Contrast Detection
AF Phase Detection
Number of Focus Points 567 693
Number of Cross Focus Points 0 0
Photography Features
RAW Support
Min Shutter Speed 1/30 sec 1/30 sec
Max Shutter Speed 1/8000 sec 1/8000 sec
Continuous Shooting 10.0 fps 20.0 fps
Shutter Priority
Aperture Priority
Manual Exposure Mode
Exposure Compensation
Custom White Balance
Image Stabilization
Built-in Flash
Flash Range no built-in flash no built-in flash
Flash Modes Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync. Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync
External Flash
AE Bracketing
AE Bracketing Range ±5 EV ±5 EV
WB Bracketing
Sensor
Sensor Size Full frame Full frame
Sensor Type BSI-CMOS BSI-CMOS
Sensor Dimensions mm 35.6 x 23.8 mm
Sensor Area 0.0 mm² 847.3 mm²
Sensor Resolution 61 MP 24 MP
Max Image Resolution 9504 x 6336 6000 x 4000
Max Native ISO 32000 51200
Min Native ISO 100 100
Max Boosted ISO 102800 204800
Min Boosted ISO 50 50
Video Features
4K
Max Video Resolution 3840 x 2160 3840 x 2160
Video Formats MPEG-4, XAVC S, H.264 MPEG-4, AVCHD, H.264
Timelapse Recording
Microphone Port
Headphone Port
Exposure Modes
Multi-Segment
Average
Spot
Partial
AF-Area
Center Weighted
Connectivity
GPS None None
Wireless Connectivity Built-In Built-In
Bluetooth
HDMI
USB USB 3.1 Gen 1(5 GBit/sec) USB 2.0 (480 Mbit/sec)
Battery
Battery Life 670 shots 650 shots
Battery Type Battery Pack Battery Pack
Battery Model NP-FZ100 NP-FZ100
Physical
Weight 665 g 673 g
Physical Dimensions 129 x 96 x 78 mm 127 x 96 x 63 mm
Environmental Sealing
Water Proof
Dust Proof
Shock Proof
Crush Proof
Freeze Proof
Shock Proof
Storage
Storage Type Dual SD/SDHC/SDXC (UHS-II compatible) Dual SD/SDHC/SDXC slots (UHS-II compatible)
Storage Slots 2 2
Other Features
Self Timer
Selfie Friendly

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