Tamron 20mm f/2.8 Di III OSD M1:2 vs TTArtisan AF 24mm f/3.8 mini
Both are Sony E mount primes for wide-angle and street — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.
| Spec | Tamron 20mm f/2.8 Di III OSD M1:2 | TTArtisan AF 24mm f/3.8 mini |
|---|---|---|
| Focal length | 20mm | 24mm |
| Max aperture | f/2.8 | f/3.8 |
| Type | prime | prime |
| Coverage | full-frame | full-frame |
| Mount | Sony E | Sony E |
Which should you buy?
- the Tamron 20mm f/2.8 Di III OSD M1:2 opens wider (f/2.8) — brighter in low light and more background blur
- the Tamron 20mm f/2.8 Di III OSD M1:2 (20mm) is wider — more in the frame for street and interiors; the TTArtisan AF 24mm f/3.8 mini (24mm) is tighter — more reach and compression for portraits
Where to buy
Tamron 20mm f/2.8 Di III OSD M1:2See price on Amazon
TTArtisan AF 24mm f/3.8 miniSee price on Amazon
FAQ
What's the difference between the Tamron 20mm f/2.8 Di III OSD M1:2 and the TTArtisan AF 24mm f/3.8 mini?
The Tamron 20mm f/2.8 Di III OSD M1:2 is 20mm f/2.8 prime, full-frame; the TTArtisan AF 24mm f/3.8 mini is 24mm f/3.8 prime, full-frame. Both fit the Sony E mount.
Which is better in low light, the Tamron 20mm f/2.8 Di III OSD M1:2 or the TTArtisan AF 24mm f/3.8 mini?
The Tamron 20mm f/2.8 Di III OSD M1:2 — its f/2.8 maximum aperture lets in more light and gives more background blur than the f/3.8 of the other.
Do the Tamron 20mm f/2.8 Di III OSD M1:2 and TTArtisan AF 24mm f/3.8 mini 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).
More Sony E comparisons: Samyang AF 24mm f/1.8 FE vs Samyang AF 14mm f/2.8 FE · Sony FE 24-50mm f/2.8 G vs Sony FE 28-60mm f/4-5.6 · Samyang AF 18mm f/2.8 FE vs TTArtisan AF 17mm f/1.8 Air · Samyang AF 18mm f/2.8 FE vs TTArtisan AF 24mm f/3.8 mini · all Sony E lenses · all comparisons