Canon RF14-35mm F4 L IS USMvsCanon RF20mm F1.4 L VCM
RF14-35mm F4 L IS USM
14-35mm / F4
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RF20mm F1.4 L VCM
20mm / F1.4
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Which to choose
When the RF14-35mm F4 L IS USM suits you better
- Zoom rangeCovers 14-35mm in a single lens
- StabilizationHas stabilization
When the RF20mm F1.4 L VCM suits you better
- Brightness3.0 stops brighter — better in low light and blurs the background more
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
- RF14-35mm F4 L IS USM99.8mm long × 84.1mm diameter
- RF20mm F1.4 L VCM99.3mm long × 76.5mm diameter
Specifications compared
| Specification | Canon RF14-35mm F4 L IS USM | Canon RF20mm F1.4 L VCM | Difference |
|---|---|---|---|
| Focal length (wide) | 14mm | 20mm | −6mm |
| Focal length (tele) | 35mm | 20mm | +15mm |
| Max aperture (wide) | F4 | F1.4 | 3.0 stops darker |
| Max aperture (tele) | F4 | F1.4 | 3.0 stops darker |
| Min aperture | F22 | F16 | +6.0 |
| Min focus distance | 20cm | 20cm | — |
| Max magnification | 0.38× | 0.19× | +0.19x |
| Aperture blades | 9blades | 11blades | −2blades |
| Weight | 540g | 519g | +21g |
| Length | 99.8mm | 99.3mm | +0.5mm |
| Diameter | 84.1mm | 76.5mm | +7.6mm |
| Filter size | 77mm | 67mm | +10mm |
| Released | 2021 | 2025 | −4year |
| Stabilization | Yes | No | Yes |
| Weather sealing | Yes | Yes | — |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as RF14-35mm F4 L IS USM relative to RF20mm F1.4 L VCM.The highlighted cell is the better side for that specification.
Check prices
RF14-35mm F4 L IS USM
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RF20mm F1.4 L VCM
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RF14-35mm F4 L IS USM in detailRF20mm F1.4 L VCM in detailAll RF mount lenses