Sony FE 85mm f/1.8 vs Sony E 50mm f/1.8 OSS
Both are Sony E mount primes for portrait and low-light — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.
| Spec | Sony FE 85mm f/1.8 | Sony E 50mm f/1.8 OSS |
|---|---|---|
| Focal length | 85mm | 50mm |
| Max aperture | f/1.8 | f/1.8 |
| Type | prime | prime |
| Coverage | full-frame | APS-C |
| Mount | Sony E | Sony E |
Which should you buy?
- the Sony E 50mm f/1.8 OSS (50mm) is wider — more in the frame for street and interiors; the Sony FE 85mm f/1.8 (85mm) is tighter — more reach and compression for portraits
- the Sony FE 85mm f/1.8 covers full-frame (also works on APS-C bodies); the Sony E 50mm f/1.8 OSS is APS-C-only — it won't fill a full-frame sensor
Where to buy
Check the Sony FE 85mm f/1.8 price on Amazon →
Check the Sony E 50mm f/1.8 OSS price on Amazon →
FAQ
What's the difference between the Sony FE 85mm f/1.8 and the Sony E 50mm f/1.8 OSS?
The Sony FE 85mm f/1.8 is 85mm f/1.8 prime, full-frame; the Sony E 50mm f/1.8 OSS is 50mm f/1.8 prime, APS-C. Both fit the Sony E mount.
Do the Sony FE 85mm f/1.8 and Sony E 50mm f/1.8 OSS 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 Sony E 50mm f/1.8 OSS is APS-C-only and won't fill a full-frame sensor.
More Sony E comparisons: Sigma 16mm f/1.4 DC DN Contemporary vs Sony E 15mm f/1.4 G · Sigma 50mm f/1.4 DG DN Art vs Sony FE 50mm f/1.4 GM · Sigma 50mm f/1.4 DG DN Art vs Sony Planar T* FE 50mm f/1.4 ZA · Sony FE 135mm f/1.8 GM vs 7Artisans AF 135mm f/1.8 · all Sony E lenses · all comparisons