Speedmaster 85 mm f/1.2 vs Aurora 85 mm f/1.4
Mitakon
Speedmaster 85 mm f/1.2
Sirui
Aurora 85 mm f/1.4
Here we are comparing the Mitakon Speedmaster 85 mm f/1.2 and the Sirui Aurora 85 mm f/1.4. The Mitakon Speedmaster 85 mm f/1.2 is a 85mm telephoto prime lens with a maximum aperture of f/1.2, released in 2015. The Sirui Aurora 85 mm f/1.4 is a 85mm telephoto prime lens with a maximum aperture of f/1.4, released in 2024.
There is a 9 years difference between the Mitakon Speedmaster 85 mm f/1.2 and the Sirui Aurora 85 mm f/1.4 — the newer design may benefit from more recent optical engineering and coatings.
Below you will find a detailed side-by-side comparison of their specifications, features, and key differences.
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| Compare | Fastest Aperture | Lightest |
|---|---|---|
| Mount | ||
| Sensor Size | Full Frame | Full Frame |
| Best For | Portrait | Portrait |
Price & Availability | ||
| Shop | ||
Optical Specifications | ||
| Focal Length | 85 mm | 85 mm |
| Aperture | f/1.2 | f/1.4 |
| Aperture Blades | 11 | 15 |
Features | ||
| Autofocus | No | Yes |
| Image Stabilization | No | No |
| Weather Sealed | No | No |
Close-up Performance | ||
| Min. Focus Distance | 1 m | 0.85 m |
| Max. Magnification | - | 0.115x |
Physical Specifications | ||
| Weight | 921 g | 540 g |
| Length | 83 mm | 80.3 mm |
| Diameter | 96 mm | 102 mm |
| Filter Thread | 77 mm | 67 mm |
Price & Availability | ||
| Release Year | 2015 | 2024 |
| Shop | ||
Shopping links may contain affiliate codes that support this site at no extra cost to you.
Comparing Mitakon Speedmaster 85 mm f/1.2 (85 mm, f/1.2) and Sirui Aurora 85 mm f/1.4 (85 mm, f/1.4).
Sirui Aurora 85 mm f/1.4 is the lightest at 540 g, Mitakon Speedmaster 85 mm f/1.2 weighs 921 g.
Mitakon Speedmaster 85 mm f/1.2 offers the fastest maximum aperture at f/1.2, allowing for better low-light performance and shallower depth of field.
Sirui Aurora 85 mm f/1.4 can focus closest at 0.85 m minimum focus distance.
Use the detailed comparison table below to see all specifications side-by-side and find the perfect lens for your photography needs.
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