Yongnuo YN 85mm f/1.8S DF DSM vs Yongnuo YN 50mm f/1.8S DA DSM
Both are Sony E mount primes for portrait and budget — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.
| Spec | Yongnuo YN 85mm f/1.8S DF DSM | Yongnuo YN 50mm f/1.8S DA DSM |
|---|---|---|
| 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 Yongnuo YN 50mm f/1.8S DA DSM (50mm) is wider — more in the frame for street and interiors; the Yongnuo YN 85mm f/1.8S DF DSM (85mm) is tighter — more reach and compression for portraits
- the Yongnuo YN 85mm f/1.8S DF DSM covers full-frame (also works on APS-C bodies); the Yongnuo YN 50mm f/1.8S DA DSM is APS-C-only — it won't fill a full-frame sensor
Where to buy
Check the Yongnuo YN 85mm f/1.8S DF DSM price on Amazon →
Check the Yongnuo YN 50mm f/1.8S DA DSM price on Amazon →
FAQ
What's the difference between the Yongnuo YN 85mm f/1.8S DF DSM and the Yongnuo YN 50mm f/1.8S DA DSM?
The Yongnuo YN 85mm f/1.8S DF DSM is 85mm f/1.8 prime, full-frame; the Yongnuo YN 50mm f/1.8S DA DSM is 50mm f/1.8 prime, APS-C. Both fit the Sony E mount.
Do the Yongnuo YN 85mm f/1.8S DF DSM and Yongnuo YN 50mm f/1.8S DA DSM 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 Yongnuo YN 50mm f/1.8S DA DSM is APS-C-only and won't fill a full-frame sensor.
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