Canon RF100-500mm F4.5-7.1 L IS USMvsSigma 16-300mm F3.5-6.7 DC OS
RF100-500mm F4.5-7.1 L IS USM
100-500mm / F4.5-7.1
—
16-300mm F3.5-6.7 DC OS
16-300mm / F3.5-6.7
24-450mm equiv.
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Which to choose
When the RF100-500mm F4.5-7.1 L IS USM suits you better
No standout advantage in this comparison.
When the 16-300mm F3.5-6.7 DC OS suits you better
- Brightness0.7 stops brighter — better in low light and blurs the background more
- Weight745g lighter, so easier to carry
- Zoom rangeCovers 16-300mm in a single lens
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
- RF100-500mm F4.5-7.1 L IS USM207.6mm long × 93.8mm diameter
- 16-300mm F3.5-6.7 DC OS121.4mm long × 73.8mm diameter
Specifications compared
| Specification | Canon RF100-500mm F4.5-7.1 L IS USM | Sigma 16-300mm F3.5-6.7 DC OS | Difference |
|---|---|---|---|
| Focal length (wide) | 100mm | 16mm | +84mm |
| Focal length (tele) | 500mm | 300mm | +200mm |
| Max aperture (wide) | F4.5 | F3.5 | 0.7 stops darker |
| Max aperture (tele) | F7.1 | F6.7 | 0.2 stops darker |
| Min aperture | F32 | — | No data |
| Min focus distance | 90cm | — | No data |
| Max magnification | 0.33× | — | No data |
| Aperture blades | 9blades | — | No data |
| Weight | 1.37kg | 625g | +745g |
| Length | 207.6mm | 121.4mm | +86.2mm |
| Diameter | 93.8mm | 73.8mm | +20mm |
| Filter size | 77mm | 67mm | +10mm |
| Released | 2020 | 2025 | −5year |
| Stabilization | Yes | Yes | — |
| Weather sealing | Yes | Yes | — |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as RF100-500mm F4.5-7.1 L IS USM relative to 16-300mm F3.5-6.7 DC OS.The highlighted cell is the better side for that specification.
Check prices
RF100-500mm F4.5-7.1 L IS USM
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16-300mm F3.5-6.7 DC OS
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RF100-500mm F4.5-7.1 L IS USM in detail16-300mm F3.5-6.7 DC OS in detailAll RF mount lenses