Sigma 20mm F2 DGvsTokina FiRIN 20mm F2 FE AF
20mm F2 DG
20mm / F2
—
FiRIN 20mm F2 FE AF
20mm / F2
—
Which to choose
When the 20mm F2 DG suits you better
- Weight94g lighter, so easier to carry
- Weather sealingHas weather sealing
When the FiRIN 20mm F2 FE AF suits you better
No standout advantage in this comparison.
These points are derived mechanically from the numbers. How a lens actually renders does not show up in specifications, so look at samples before deciding.
Size compared
- 20mm F2 DG74.4mm long × 70mm diameter
- FiRIN 20mm F2 FE AF81.5mm long × 73.4mm diameter
Specifications compared
| Specification | Sigma 20mm F2 DG | Tokina FiRIN 20mm F2 FE AF | Difference |
|---|---|---|---|
| Focal length (wide) | 20mm | 20mm | — |
| Focal length (tele) | 20mm | 20mm | — |
| Max aperture (wide) | F2 | F2 | — |
| Max aperture (tele) | F2 | F2 | — |
| Min focus distance | — | 28cm | No data |
| Weight | 370g | 464g | −94g |
| Length | 74.4mm | 81.5mm | −7.1mm |
| Diameter | 70mm | 73.4mm | −3.4mm |
| Filter size | 62mm | 62mm | — |
| Released | 2025 | 2018 | +7year |
| Stabilization | No | No | — |
| Weather sealing | Yes | No | Yes |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as 20mm F2 DG relative to FiRIN 20mm F2 FE AF.The highlighted cell is the better side for that specification.
Check prices
20mm F2 DG
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FiRIN 20mm F2 FE AF
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20mm F2 DG in detailFiRIN 20mm F2 FE AF in detailAll E-mount lenses