Canon RF16mm F2.8 STMvsSigma 10-18mm F2.8 DC DN
RF16mm F2.8 STM
16mm / F2.8
—
10-18mm F2.8 DC DN
10-18mm / F2.8
15-27mm equiv.
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Which to choose
When the RF16mm F2.8 STM suits you better
- Weight105g lighter, so easier to carry
When the 10-18mm F2.8 DC DN suits you better
- Zoom rangeCovers 10-18mm in a single lens
- Weather sealingHas weather sealing
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
- RF16mm F2.8 STM40.1mm long × 69.2mm diameter
- 10-18mm F2.8 DC DN62mm long × 72.2mm diameter
Specifications compared
| Specification | Canon RF16mm F2.8 STM | Sigma 10-18mm F2.8 DC DN | Difference |
|---|---|---|---|
| Focal length (wide) | 16mm | 10mm | +6mm |
| Focal length (tele) | 16mm | 18mm | −2mm |
| Max aperture (wide) | F2.8 | F2.8 | — |
| Max aperture (tele) | F2.8 | F2.8 | — |
| Min aperture | F22 | — | No data |
| Min focus distance | 13cm | — | No data |
| Max magnification | 0.26× | — | No data |
| Aperture blades | 7blades | — | No data |
| Weight | 165g | 270g | −105g |
| Length | 40.1mm | 62mm | −21.9mm |
| Diameter | 69.2mm | 72.2mm | −3mm |
| Filter size | 43mm | 67mm | −24mm |
| Released | 2021 | 2024 | −3year |
| Stabilization | No | No | — |
| Weather sealing | No | Yes | No |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as RF16mm F2.8 STM relative to 10-18mm F2.8 DC DN.The highlighted cell is the better side for that specification.
Check prices
RF16mm F2.8 STM
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10-18mm F2.8 DC DN
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RF16mm F2.8 STM in detail10-18mm F2.8 DC DN in detailAll RF mount lenses