Samyang 50mm F1.4 AS UMC § 03 Head to head
Samyang 50mm F1.4 AS UMC vs Sigma 50 mm f/1.4 EX DG HSM
Samyang 50mm f/1.4 has a newer design. Sigma 50mm f/1.4 is 70 g lighter.
Both lenses are made for the Canon EF mount: the Samyang 50mm F1.4 AS UMC is a 50mm f/1.4 prime, and the Sigma 50 mm f/1.4 EX DG HSM is a 50mm f/1.4 prime. On paper the Sigma 50 mm f/1.4 EX DG HSM comes out ahead, 3 advantages to 1, but which one suits you depends on what you shoot.
Samyang 50mm F1.4 AS UMC 
Sigma 50 mm f/1.4 EX DG HSM 01
Key differences
Why is the Samyang 50mm F1.4 AS UMC better than the Sigma 50 mm f/1.4 EX DG HSM?
- Newer design (2015 vs 2008)
Why is the Sigma 50 mm f/1.4 EX DG HSM better than the Samyang 50mm F1.4 AS UMC?
- 70 g lighter (505 g vs 575 g)
- 13 mm shorter (68.2 mm vs 81.6 mm long)
- More aperture blades (9 vs 8)
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Which should you buy?
- portrait For portrait photography, the Sigma 50 mm f/1.4 EX DG HSM has the edge: it is 70 g lighter to carry.
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Specification
| Specification | Samyang 50mm F1.4 AS UMC | Sigma 50 mm f/1.4 EX DG HSM |
|---|---|---|
| Focal length | 50mm | 50mm |
| Maximum aperture | f/1.4 | f/1.4 |
| Minimum aperture | f/22 | f/16 |
| Lens type | Standard prime lens | Prime lens |
| Format | Full Frame | Full frame |
| Weight | 575 g (1.27 lbs) | 505 g (17.81 oz) ◆ |
| Dimensions | 73.5 mm (diameter) x 81.6 mm (length) | 84.5 x 68.2 mm |
| Minimum focusing distance | 0.45 m (17.72 in) | 0.45 m (17.72 inches) |
| Maximum magnification | 0.17x | — |
| Image stabilization | No | — |
| Weather sealing | No | — |
| Aperture ring | Yes | — |
| Aperture blades | 8 | 9 ◆ |
| Optical construction | 9 elements in 6 groups | 8 elements in 6 groups |
| Filter size | 77 mm | 77 mm |
| Lens mount | Canon EF, Nikon F, Pentax K, Sony A, Sony E | Canon EF, Nikon F, Sony A, Sigma SA, Pentax K |
| Released | 2015 | 2008 |
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Size
- A · Samyang
- B · Sigma
- 81.6 × 73.5 mm
- 68.2 × 84.5 mm
The Samyang 50mm F1.4 AS UMC is 13 mm longer and 70 g heavier than the Sigma 50 mm f/1.4 EX DG HSM.
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Sample frames
Samyang 50mm F1.4 AS UMC
Sigma 50 mm f/1.4 EX DG HSM
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Video reviews
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Questions
- Which is lighter, the Samyang 50mm F1.4 AS UMC or the Sigma 50 mm f/1.4 EX DG HSM?
- The Sigma 50 mm f/1.4 EX DG HSM weighs 505 g, 70 g less than the Samyang 50mm F1.4 AS UMC (575 g).
- Is the Samyang 50mm F1.4 AS UMC or the Sigma 50 mm f/1.4 EX DG HSM better for portrait photography?
- For portrait photography, the Sigma 50 mm f/1.4 EX DG HSM has the edge: it is 70 g lighter to carry.
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Other comparisons
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