Canon RF24-240mm F4-6.3 IS USMvsSigma 30mm F1.4 DC DN
RF24-240mm F4-6.3 IS USM
24-240mm / F4-6.3
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30mm F1.4 DC DN
30mm / F1.4
45mm equiv.
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Which to choose
When the RF24-240mm F4-6.3 IS USM suits you better
- Zoom rangeCovers 24-240mm in a single lens
- StabilizationHas stabilization
When the 30mm F1.4 DC DN suits you better
- Brightness3.0 stops brighter — better in low light and blurs the background more
- Weight465g lighter, so easier to carry
- 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
- RF24-240mm F4-6.3 IS USM122.5mm long × 80.4mm diameter
- 30mm F1.4 DC DN71.3mm long × 69mm diameter
Specifications compared
| Specification | Canon RF24-240mm F4-6.3 IS USM | Sigma 30mm F1.4 DC DN | Difference |
|---|---|---|---|
| Focal length (wide) | 24mm | 30mm | −6mm |
| Focal length (tele) | 240mm | 30mm | +210mm |
| Max aperture (wide) | F4 | F1.4 | 3.0 stops darker |
| Max aperture (tele) | F6.3 | F1.4 | 4.3 stops darker |
| Min aperture | F22 | — | No data |
| Min focus distance | 50cm | — | No data |
| Max magnification | 0.26× | — | No data |
| Aperture blades | 7blades | — | No data |
| Weight | 750g | 285g | +465g |
| Length | 122.5mm | 71.3mm | +51.2mm |
| Diameter | 80.4mm | 69mm | +11.4mm |
| Filter size | 72mm | 52mm | +20mm |
| Released | 2019 | 2024 | −5year |
| Stabilization | Yes | No | Yes |
| Weather sealing | No | Yes | No |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as RF24-240mm F4-6.3 IS USM relative to 30mm F1.4 DC DN.The highlighted cell is the better side for that specification.
Check prices
RF24-240mm F4-6.3 IS USM
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30mm F1.4 DC DN
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RF24-240mm F4-6.3 IS USM in detail30mm F1.4 DC DN in detailAll RF mount lenses