Mitakon Speedmaster 85 mm f/1.2 § 03 Head to head
Mitakon Speedmaster 85 mm f/1.2 vs Sigma A 85 mm f/1.2 DG
Mitakon 85mm f/1.2 is 37 mm shorter. Sigma 85mm f/1.2 focuses 16 cm closer.
The Mitakon Speedmaster 85 mm f/1.2 is an 85mm f/1.2 prime, and the Sigma A 85 mm f/1.2 DG is an 85mm f/1.2 prime. On paper the Sigma A 85 mm f/1.2 DG comes out ahead, 3 advantages to 2, but which one suits you depends on what you shoot.
Mitakon Speedmaster 85 mm f/1.2 
Sigma A 85 mm f/1.2 DG 01
Key differences
Why is the Mitakon Speedmaster 85 mm f/1.2 better than the Sigma A 85 mm f/1.2 DG?
- 37 mm shorter (83 mm vs 119.7 mm long)
- Smaller filter thread (77 mm vs 82 mm)
Why is the Sigma A 85 mm f/1.2 DG better than the Mitakon Speedmaster 85 mm f/1.2?
- Focuses 16 cm closer (0.84 m vs 1 m)
- More aperture blades (13 vs 11)
- Newer design (2026 vs 2015)
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Specification
| Specification | Mitakon Speedmaster 85 mm f/1.2 | Sigma A 85 mm f/1.2 DG |
|---|---|---|
| Focal length | 85mm | 85mm |
| Maximum aperture | f/1.2 | f/1.2 |
| Minimum aperture | f/16 | f/16 |
| Lens type | Prime lens | Prime lens |
| Format | Full frame | Full frame |
| Weight | 921 g (32.49 oz) | 905 g (31.92 oz) ◆ |
| Dimensions | 96 x 83 mm | 119.7 x 87.2 mm |
| Minimum focusing distance | 1 m (39.37 inches) | 0.84 m (33.07 inches) ◆ |
| Image stabilization | No | No |
| Weather sealing | — | Yes |
| Aperture ring | Yes | Yes |
| Aperture blades | 11 | 13 ◆ |
| Optical construction | 9 elements / 6 groups | 17 elements / 12 groups |
| Filter size | 77 mm ◆ | 82 mm |
| Lens mount | Canon EF, Nikon F, Sony A, Sony E, Nikon Z, Canon RF, Fujifilm G | Sony E, L-Mount |
| Released | 2015 | 2026 |
| Price | — | $1,599 list price |
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Size
- A · Mitakon
- B · Sigma
- 83 × 96 mm
- 119.7 × 87.2 mm
The Sigma A 85 mm f/1.2 DG is 37 mm longer and 16 g lighter than the Mitakon Speedmaster 85 mm f/1.2.
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Sample frames
Mitakon Speedmaster 85 mm f/1.2
Sigma A 85 mm f/1.2 DG
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Video reviews
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Questions
- Which is lighter, the Mitakon Speedmaster 85 mm f/1.2 or the Sigma A 85 mm f/1.2 DG?
- The Sigma A 85 mm f/1.2 DG weighs 905 g, 16 g less than the Mitakon Speedmaster 85 mm f/1.2 (921 g).
- Which focuses closer, the Mitakon Speedmaster 85 mm f/1.2 or the Sigma A 85 mm f/1.2 DG?
- The Sigma A 85 mm f/1.2 DG focuses down to 0.84 m, against 1 m for the Mitakon Speedmaster 85 mm f/1.2.
- Do the Mitakon Speedmaster 85 mm f/1.2 and the Sigma A 85 mm f/1.2 DG have image stabilization?
- No, neither lens has optical image stabilization; rely on in-body stabilization if your camera has it.
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