TTArtisan AF 17mm f/1.8 Air vs Sigma 17mm f/4 DG DN Contemporary
Both are Sony E prime lenses. Here is what actually differs.
Pick the TTArtisan AF 17mm f/1.8 Air if
- You need 2⅓ stops more light for low light or background blur (f/1.8 vs f/4)
Pick the Sigma 17mm f/4 DG DN Contemporary if
- You shoot close-ups: it focuses down to 0.12 m vs 0.18 m
- You shoot full frame: the TTArtisan AF 17mm f/1.8 Air is made for APS-C
- You care about the shape of out-of-focus highlights: 7 aperture blades vs 6
Spec differences
12 differences| TTArtisan AF 17mm f/1.8 Air | Sigma 17mm f/4 DG DN Contemporary | |
|---|---|---|
| Brand |
TTArtisan
|
Sigma
|
| Format |
APS-C
|
Full frame
|
| Max aperture |
f/1.8
2⅓ stops faster
|
f/4
|
| Weight |
not listed
|
220 g
|
| Length |
not listed
|
50.8 mm
|
| Diameter |
not listed
|
64 mm
|
| Filter thread |
52 mm
|
55 mm
|
| Min focus distance |
0.18 m
|
0.12 m
closer
|
| Max magnification |
not listed
|
0.28×
|
| Aperture blades |
6
|
7
more blades
|
| Optical design |
14 elements / 10 groups
|
9 elements / 8 groups
|
| Released |
not listed
|
2023
|
5 identical specs hidden: mount, type, focal length, autofocus motor, image stabilization. Show all
- Mount
- Sony E both
- Type
- Prime both
- Focal length
- 17mm both
- Autofocus motor
- Stepping motor both
- Image stabilization
- No both
More comparisons
Laowa 17mm f/4 Zero-D vs TTArtisan AF 17mm f/1.8 Air
TTArtisan AF 17mm f/1.8 Air: 2⅓ stops faster
Laowa 17mm f/4 Zero-D vs Sigma 17mm f/4 DG DN Contemporary
TTArtisan 17mm f/4 Tilt vs Sigma 17mm f/4 DG DN Contemporary
more blades vs autofocus
TTArtisan AF 17mm f/1.8 Air vs Laowa 17mm f/4 Zero-D Tilt-Shift
2⅓ stops faster vs covers full frame
Sigma 17mm f/4 DG DN Contemporary vs Laowa 17mm f/4 Zero-D Tilt-Shift
focuses closer vs more blades
TTArtisan 17mm f/1.4 vs AF 17mm f/1.8 Air
⅔ stop faster vs autofocus