Sony FE 20mm f/1.8 G vs Yongnuo YN 11mm f/1.8S DA DSM WL
Both are Sony E mount primes for wide-angle and astrophotography — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.
| Spec | Sony FE 20mm f/1.8 G | Yongnuo YN 11mm f/1.8S DA DSM WL |
|---|---|---|
| Focal length | 20mm | 11mm |
| 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 11mm f/1.8S DA DSM WL (11mm) is wider — more in the frame for street and interiors; the Sony FE 20mm f/1.8 G (20mm) is tighter — more reach and compression for portraits
- the Sony FE 20mm f/1.8 G covers full-frame (also works on APS-C bodies); the Yongnuo YN 11mm f/1.8S DA DSM WL is APS-C-only — it won't fill a full-frame sensor
- the Sony FE 20mm f/1.8 G is first-party (Sony) for guaranteed full autofocus and in-camera corrections; the Yongnuo YN 11mm f/1.8S DA DSM WL is third-party — usually the value pick
Where to buy
Sony FE 20mm f/1.8 GSee price on Amazon
Yongnuo YN 11mm f/1.8S DA DSM WLSee price on Amazon
FAQ
What's the difference between the Sony FE 20mm f/1.8 G and the Yongnuo YN 11mm f/1.8S DA DSM WL?
The Sony FE 20mm f/1.8 G is 20mm f/1.8 prime, full-frame; the Yongnuo YN 11mm f/1.8S DA DSM WL is 11mm f/1.8 prime, APS-C. Both fit the Sony E mount.
Do the Sony FE 20mm f/1.8 G and Yongnuo YN 11mm f/1.8S DA DSM WL 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 11mm f/1.8S DA DSM WL is APS-C-only and won't fill a full-frame sensor.
More Sony E comparisons: Sigma 35mm f/1.4 DG DN Art vs Sony FE 35mm f/1.4 GM · Sony FE 50mm f/1.4 GM vs Sony FE 85mm f/1.4 GM II · Sony FE 24mm f/1.4 GM vs Voigtländer Nokton 21mm f/1.4 E · Sony FE 28-70mm f/2 GM vs Sony FE 50-150mm f/2 GM · all Sony E lenses · all comparisons