Sony Alpha A7R III Review

Overall Score

92

Main Features

  • 42 MP Full frame BSI-CMOS Sensor
  • 100 - 32000 ISO
  • 5-axis Sensor-shift Image Stabilization
  • 3" Tilting Screen
  • Electronic Viewfinder
  • 3686k dot Electronic viewfinder
  • 10 fps continuous shooting
  • 4K 3840 x 2160 video resolution
  • Built-In Wireless
  • 127 x 96 x 74 mm, 657g.
  • Price Category:
  • Replaced: Alpha A7R II
  • Replaced by: Alpha A7R IV

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Sony Alpha A7R III Overview


First introduced in October, 2017, Sony Alpha A7R III is a 42 MP Mirrorless with a Full frame (35.9 x 24 mm) sized BSI-CMOS sensor. Sony replaced the older Sony A7R II with Alpha A7R III. Follow the link to read our detailed comparison of these models:

Compare Sony A7R III with Sony A7R II

Sony replaced Alpha A7R III with Sony A7R IV. Follow the link to read our detailed comparison of these models:

Compare Sony A7R III with Sony A7R IV


Sony A7R III comes with a Full Frame sensor - 35.9 x 24 mm BSI-CMOS sensor, which has a diagonal of 43.18 mm

- Full Frame, approximate the actual size shown above

Sensor resolution of Sony A7R III ~ 7937 x 5291 pixels.

Sony A7R III has Crop Factor: 1.0

The sensor has a surface area of 861.6 mm².

There are approximate 41,994,667 photosites (pixels) on this area.

Sony A7R III Series History
Model Year $ Sensor ISO Weight Dimensions
Sony Alpha A7R IV Sony A7R IV 2019 61MP 100 - 32000 665g 129 x 96 x 78mm
Sony Alpha A7 III Sony A7 III 2018 24MP 100 - 51200 650g 127 x 96 x 74mm
Sony Alpha A7R III Sony A7R III 2017 42MP 100 - 32000 657g 127 x 96 x 74mm
Sony Alpha A7S II Sony A7S II 2015 12MP 100 - 102400 627g 127 x 96 x 60mm
Sony Alpha A7R II Sony A7R II 2015 42MP 100 - 25600 625g 127 x 96 x 60mm

Proc and Cons of Sony A7R III


Get to know this camera closer. Let's look at the features and characteristics of this model. Compare Sony Alpha A7R III with competitors in pro mirrorless cameras.

Pros
Built-in Wireless
NFC Connectivity
Tilting Screen
3840 x 2160 (4K) Max Video Resolution
AF Face Detection
42MP High Resolution Sensor
1440k dots Screen Resolution
1/8000s Max Shutter Speed
Manual Focus
UHS-II Memory Card Support
Headphone Port
Timelapse Recording
425 Focus Points
±5 AE Bracketing Range
500000 cycles Shutter Life Expectancy
Remote Control with a Smartphone
Bluetooth Connectivity
5-axis Sensor-shift Image Stabilization
Touch Screen
External Flash
RAW Support
32000 Max Native ISO
10.0 fps Continuous Shooting
650 shots Long Battery Life
Manual Exposure Mode
Microphone Port
Environmental Sealing
3686k dot Viewfinder Resolution
2 Storage Slots
Flash Sync Port
Focus Bracketing
Cons
No Articulating Screen
Weight: 657g
Type Scores

Sony Alpha A7R III has an Overall Score of 92/100 and ranked #8 out of 195 in Mirrorless cameras, and ranked #8 out of 1201 in all cameras.

Sony A7R III Scores
Imaging score
87
Features score
88
Value for money score
99
Portability score
77
Overall score
92
Average Scores in Pro Mirrorless
Imaging Score
69
Features Score
74
Value For Money Score
80
Portability Score
74
Overall score
76

Physical Dimensions of Sony A7R III


Sony Alpha A7R III weighs 657g and has external dimensions of 127 x 96 x 74mm (5.0 x 3.78 x 2.91"). Considering that the average weight of Pro Mirrorless cameras is 675g, Sony A7R III is 18 grams less than the average weight of cameras in this category. Sony A7R III is less by 10mm more than the average length in Pro Mirrorless.

Weight Comparison
Pro Mirrorless Cameras


Sony A7R III
657g
Average weight
675g
Min weight
465g
Max weight
1320g

Thickness Comparison
Pro Mirrorless Cameras


Sony A7R III
74mm
Average Thickness
64mm
Min Thickness
37mm
Max Thickness
97mm

Here is the front and top view image of Sony Alpha A7R III with the dimensions:

Sony Alpha A7R III

Size Compared to Major Competitors


Model Weight Alpha A7R III Dimensions Alpha A7R III
Sony Alpha A7R II Sony A7R II 625 g 657 g 127 x 96 x 60 mm 127 x 96 x 74 mm
Sony Alpha A7 III Sony A7 III 650 g 657 g 127 x 96 x 74 mm 127 x 96 x 74 mm
Nikon D850 Nikon D850 1015 g 657 g 146 x 124 x 79 mm 127 x 96 x 74 mm
Canon EOS 5D Mark IV Canon 5D MIV 890 g 657 g 151 x 116 x 76 mm 127 x 96 x 74 mm
Sony Alpha A9 Sony A9 673 g 657 g 127 x 96 x 63 mm 127 x 96 x 74 mm
Nikon Z7 Nikon Z7 675 g 657 g 134 x 101 x 68 mm 127 x 96 x 74 mm
Sony Alpha A7 II Sony A7 II 599 g 657 g 127 x 96 x 60 mm 127 x 96 x 74 mm
Sony Alpha A7S II Sony A7S II 627 g 657 g 127 x 96 x 60 mm 127 x 96 x 74 mm

Specifications of Sony Alpha A7R III


General
Brand Sony
Model Alpha A7R III
Announced October, 2017
Body Type SLR-style mirrorless
Lens
Lens Mount Sony E
Manual Focus
Focal Lens Multiplier 1
Number of Lenses 116
Macro Focus Range n/a
Screen
Screen Size 3"
Screen Type Tilting
Screen Resolution 1440k pixels
Touch Screen
Live View
Viewfinder
Viewfinder Electronic
Viewfinder Resolution 3686
Viewfinder Coverage 100%
Viewfinder Magnification 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 425
Number of Cross Focus Points 0
Photography Features
RAW Support
Min Shutter Speed 1/30 sec
Max Shutter Speed 1/8000 sec
Continuous Shooting 10.0 fps
Shutter Priority
Aperture Priority
Manual Exposure Mode
Exposure Compensation
Custom White Balance
Image Stabilization
Built-in Flash
Flash Range no built-in flash
Flash Modes Off, Auto, Fill-flash, Slow Sync, Rear Sync, Red-eye reduction, Wireless, Hi-speed sync
External Flash
AE Bracketing
AE Bracketing Range ±5 EV
WB Bracketing
Sensor
Sensor Size Full frame
Sensor Type BSI-CMOS
Sensor Dimensions 35.9 x 24 mm
Sensor Area 861.6 mm²
Sensor Resolution 42 MP
Max Image Resolution 7952 x 5304
Max Native ISO 32000
Min Native ISO 100
Max Boosted ISO 102400
Min Boosted ISO 50
Video Features
4K
Max Video Resolution 3840 x 2160
Video Formats MPEG-4, AVCHD, XAVC S
Timelapse Recording
Microphone Port
Headphone Port
Exposure Modes
Multi-Segment
Average
Spot
Partial
AF-Area
Center Weighted
Connectivity
GPS None
Wireless Connectivity Built-In
Bluetooth
HDMI
USB USB 3.1 Gen 1(5 GBit/sec)
Battery
Battery Life 650 shots
Battery Type Battery Pack
Battery Model NP-FZ100
Physical
Weight 657 g
Physical Dimensions 127 x 96 x 74 mm
Environmental Sealing
Water Proof
Dust Proof
Shock Proof
Crush Proof
Freeze Proof
Shock Proof
Storage
Storage Type Two SD/SDHC/SDXC slots (UHS-II support on one)
Storage Slots 2
Other Features
Self Timer
Selfie Friendly

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