Canon RF16-28mm F2.8 IS STMvsSigma 10-18mm F2.8 DC DN
RF16-28mm F2.8 IS STM
16-28mm / F2.8
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10-18mm F2.8 DC DN
10-18mm / F2.8
15-27mm equiv.
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Which to choose
When the RF16-28mm F2.8 IS STM suits you better
- StabilizationHas stabilization
When the 10-18mm F2.8 DC DN suits you better
- Weight175g lighter, so easier to carry
- 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
- RF16-28mm F2.8 IS STM91mm long × 76.5mm diameter
- 10-18mm F2.8 DC DN62mm long × 72.2mm diameter
Specifications compared
| Specification | Canon RF16-28mm F2.8 IS STM | Sigma 10-18mm F2.8 DC DN | Difference |
|---|---|---|---|
| Focal length (wide) | 16mm | 10mm | +6mm |
| Focal length (tele) | 28mm | 18mm | +10mm |
| Max aperture (wide) | F2.8 | F2.8 | — |
| Max aperture (tele) | F2.8 | F2.8 | — |
| Min aperture | F22 | — | No data |
| Min focus distance | 20cm | — | No data |
| Max magnification | 0.26× | — | No data |
| Aperture blades | 9blades | — | No data |
| Weight | 445g | 270g | +175g |
| Length | 91mm | 62mm | +29mm |
| Diameter | 76.5mm | 72.2mm | +4.3mm |
| Filter size | 67mm | 67mm | — |
| Released | 2025 | 2024 | +1year |
| Stabilization | Yes | No | Yes |
| Weather sealing | No | Yes | No |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as RF16-28mm F2.8 IS STM relative to 10-18mm F2.8 DC DN.The highlighted cell is the better side for that specification.
Check prices
RF16-28mm F2.8 IS STM
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10-18mm F2.8 DC DN
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RF16-28mm F2.8 IS STM in detail10-18mm F2.8 DC DN in detailAll RF mount lenses