Rokinon 16mm f/2.0 ED AS UMC CS vs Sigma 16mm f/1.4 DC DN Contemporary
Both are Fujifilm X prime lenses for APS-C. Here is what actually differs.

Pick the Rokinon 16mm f/2.0 ED AS UMC CS if
- You shoot close-ups: it focuses down to 0.2 m vs 0.25 m
Pick the Sigma 16mm f/1.4 DC DN Contemporary if
- You need 1 stop more light for low light or background blur (f/1.4 vs f/2)
- You want the lighter lens to carry: 210 g lighter (405 g vs 615 g)
- You want autofocus (Stepping motor): the Rokinon 16mm f/2.0 ED AS UMC CS is manual focus only
- You want a compact lens: 92.6 mm vs 115.7 mm long
Spec differences
13 differences| Rokinon 16mm f/2.0 ED AS UMC CS | Sigma 16mm f/1.4 DC DN Contemporary | |
|---|---|---|
| Brand |
Rokinon
|
Sigma
|
| Max aperture |
f/2
|
f/1.4
1 stop faster
|
| Weight |
615 g
|
405 g
lighter
|
| Length |
115.7 mm
|
92.6 mm
shorter
|
| Diameter |
83 mm
|
72.2 mm
slimmer
|
| Filter thread |
77 mm
|
67 mm
|
| Min focus distance |
0.2 m
closer
|
0.25 m
|
| Max magnification |
not listed
|
0.1×
|
| Aperture blades |
not listed
|
9
|
| Optical design |
13 elements / 11 groups
|
16 elements / 13 groups
|
| Autofocus motor |
Manual focus
|
Stepping motor
|
| Weather sealing |
not listed
|
Yes
|
| Released |
not listed
|
2017
|
5 identical specs hidden: mount, type, format, focal length, image stabilization. Show all
- Mount
- Fujifilm X both
- Type
- Prime both
- Format
- APS-C both
- Focal length
- 16mm both
- Image stabilization
- No both
Our notes
Rokinon 16mm f/2.0 ED AS UMC CS
This 16mm f/2.0 APS-C fast wide-angle prime lens from Rokinon fits Fujifilm X mount cameras, with extra-low dispersion glass and aspherical elements. The wide view suits landscapes, architecture and environmental shots.
Our notes
Sigma 16mm f/1.4 DC DN Contemporary
More comparisons
Fujifilm XF 16mm F1.4 R WR Fujinon vs Rokinon 16mm f/2.0 ED AS UMC CS
Fujifilm XF 16mm F1.4 R WR Fujinon: 1 stop faster, 240 g lighter

Fujifilm XF 16mm F1.4 R WR Fujinon vs Sigma 16mm f/1.4 DC DN Contemporary
30 g lighter vs newer (2017)

Viltrox 16mm f/1.8 vs Sigma 16mm f/1.4 DC DN Contemporary
covers full frame vs ⅔ stop faster
Rokinon 16mm f/2.0 ED AS UMC CS vs Samyang 16mm f/2.0 ED AS UMC CS
Rokinon 16mm f/2.0 ED AS UMC CS vs Viltrox 16mm f/1.8
Viltrox 16mm f/1.8: ⅓ stop faster, autofocus

Samyang 16mm f/2.0 ED AS UMC CS vs Sigma 16mm f/1.4 DC DN Contemporary
focuses closer vs 1 stop faster