Yongnuo YN 33mm f/1.4 DA DSM Pro vs Samyang AF 50mm f/1.4 FE II
Both are Sony E mount primes for everyday and standard prime — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.
| Spec | Yongnuo YN 33mm f/1.4 DA DSM Pro | Samyang AF 50mm f/1.4 FE II |
|---|---|---|
| Focal length | 33mm | 50mm |
| Max aperture | f/1.4 | f/1.4 |
| Type | prime | prime |
| Coverage | APS-C | full-frame |
| Mount | Sony E | Sony E |
Which should you buy?
- the Yongnuo YN 33mm f/1.4 DA DSM Pro (33mm) is wider — more in the frame for street and interiors; the Samyang AF 50mm f/1.4 FE II (50mm) is tighter — more reach and compression for portraits
- the Samyang AF 50mm f/1.4 FE II covers full-frame (also works on APS-C bodies); the Yongnuo YN 33mm f/1.4 DA DSM Pro is APS-C-only — it won't fill a full-frame sensor
Where to buy
Yongnuo YN 33mm f/1.4 DA DSM ProSee price on Amazon
Samyang AF 50mm f/1.4 FE IISee price on Amazon
FAQ
What's the difference between the Yongnuo YN 33mm f/1.4 DA DSM Pro and the Samyang AF 50mm f/1.4 FE II?
The Yongnuo YN 33mm f/1.4 DA DSM Pro is 33mm f/1.4 prime, APS-C; the Samyang AF 50mm f/1.4 FE II is 50mm f/1.4 prime, full-frame. Both fit the Sony E mount.
Do the Yongnuo YN 33mm f/1.4 DA DSM Pro and Samyang AF 50mm f/1.4 FE II 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 33mm f/1.4 DA DSM Pro 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 PZ 16-50mm f/3.5-5.6 OSS · Sony E 16-55mm f/2.8 G vs Sony E PZ 16-50mm f/3.5-5.6 OSS · Sirui Sniper 23mm f/1.2 vs Sigma 35mm f/1.2 DG II Art · Sigma 20-200mm f/3.5-6.3 DG Contemporary vs Tamron 18-300mm f/3.5-6.3 Di III-A VC VXD · all Sony E lenses · all comparisons