Viltrox AF 9mm f/2.8 Air vs Samyang AF 18mm f/2.8 FE
Both are Sony E mount primes for wide-angle and vlogging — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.
| Spec | Viltrox AF 9mm f/2.8 Air | Samyang AF 18mm f/2.8 FE |
|---|---|---|
| Focal length | 9mm | 18mm |
| Max aperture | f/2.8 | f/2.8 |
| Type | prime | prime |
| Coverage | APS-C | full-frame |
| Mount | Sony E | Sony E |
Which should you buy?
- the Viltrox AF 9mm f/2.8 Air (9mm) is wider — more in the frame for street and interiors; the Samyang AF 18mm f/2.8 FE (18mm) is tighter — more reach and compression for portraits
- the Samyang AF 18mm f/2.8 FE covers full-frame (also works on APS-C bodies); the Viltrox AF 9mm f/2.8 Air is APS-C-only — it won't fill a full-frame sensor
Where to buy
Viltrox AF 9mm f/2.8 AirSee price on Amazon
Samyang AF 18mm f/2.8 FESee price on Amazon
FAQ
What's the difference between the Viltrox AF 9mm f/2.8 Air and the Samyang AF 18mm f/2.8 FE?
The Viltrox AF 9mm f/2.8 Air is 9mm f/2.8 prime, APS-C; the Samyang AF 18mm f/2.8 FE is 18mm f/2.8 prime, full-frame. Both fit the Sony E mount.
Do the Viltrox AF 9mm f/2.8 Air and Samyang AF 18mm f/2.8 FE fit the same camera?
Yes — both are Sony E mount lenses, so they fit Sony a7/a9/a1 (full-frame) and a6000-series (APS-C). Note the Viltrox AF 9mm f/2.8 Air is APS-C-only and won't fill a full-frame sensor.
More Sony E comparisons: Sigma 18-50mm f/2.8 DC DN Contemporary vs Sony E 16-55mm f/2.8 G · Sigma 30mm f/1.4 DC DN Contemporary vs Sony FE 35mm f/1.4 GM · Viltrox AF 15mm f/1.7 Air vs Samyang AF 16mm f/2.8 P FE · Tamron 24mm f/2.8 Di III OSD M1:2 vs 7Artisans AF 18mm f/2 (APS-C) · all Sony E lenses · all comparisons