Sony Alpha A7 III vs Sony Alpha A7 IV: Specs & Differences
Head-to-head camera performance analysis
Sony Alpha A7 III
sony
$1298
SLR-style mirrorless
See Sony Alpha A7 III full specs
Compare with Sony Alpha A7C Mark IISony Alpha A7 IV
sony
$2098
SLR-style mirrorless
See Sony Alpha A7 IV full specs
Compare with Sony Alpha A7R IIICompare with Sony Cyber-shot DSC-RX100 VSony Alpha A7 III
79
127 out of 160
Sony Alpha A7 III wins
4.0/5
3.9/5
Sony Alpha A7 IV
78
125 out of 160
Quick Spec Comparison
| Specification | Sony Alpha A7 III | Sony Alpha A7 IV |
|---|---|---|
| Sensor Size | Full frame (35.8 x 23.8 mm) | Full frame (35.8 x 23.8 mm) |
| ISO Range | 100 - 51200 | 100 - 51200 |
| Storage Slots | 2 | 2 |
| Weather Sealing | Yes | Yes |
| Lens Mount | Sony E | Sony E |
Sony Alpha A7 III vs Sony Alpha A7 IV
Sensor Size
Sony Alpha A7 III: 8/10Sony Alpha A7 IV: 8/10
8
8
Full frameFull frame
Storage Slots
Sony Alpha A7 III: 10/10Sony Alpha A7 IV: 10/10
10
10
22
Image Quality (DXO Overall)
Sony Alpha A7 III: 10/10Sony Alpha A7 IV: 10/10
10
10
9697
Resolution
Sony Alpha A7 III: 6/10Sony Alpha A7 IV: 7/10
6
7
2433
Sony Alpha A7 IV leads by 1 point
Low Light Performance
Sony Alpha A7 III: 9/10Sony Alpha A7 IV: 8/10
9
8
ISO 3730ISO 3379
Sony Alpha A7 III leads by 1 point
Max ISO Score
Sony Alpha A7 III: 8/10Sony Alpha A7 IV: 8/10
8
8
ISO 51200ISO 51200
Dynamic Range
Sony Alpha A7 III: 10/10Sony Alpha A7 IV: 10/10
10
10
14.7 EV14.7 EV
Autofocus System
Sony Alpha A7 III: 10/10Sony Alpha A7 IV: 10/10
10
10
693 points759 points
Video Capabilities
Sony Alpha A7 III: 8/10Sony Alpha A7 IV: 8/10
8
8
3840 x 21603840 x 2160
Burst Speed
Sony Alpha A7 III: 7/10Sony Alpha A7 IV: 7/10
7
7
1010
Battery Life
Sony Alpha A7 III: 8/10Sony Alpha A7 IV: 8/10
8
8
610600
Viewfinder Quality
Sony Alpha A7 III: 5/10Sony Alpha A7 IV: 5/10
5
5
2,360k dots3,690k dots
Portability
Sony Alpha A7 III: 9/10Sony Alpha A7 IV: 9/10
9
9
650659
Lens Ecosystem
Sony Alpha A7 III: 8/10Sony Alpha A7 IV: 8/10
8
8
284 lenses284 lenses
Value for Money
Sony Alpha A7 III: 9/10Sony Alpha A7 IV: 7/10
9
7
$1298$2098
Sony Alpha A7 III leads by 2 points
Durability
Sony Alpha A7 III: 2/10Sony Alpha A7 IV: 2/10
2
2
22
Comparison Summary
Equal performance
Tied Categories
13