Canon RF28-70mm F2.8 IS STMvsCanon RF50mm F1.2 L USM
RF28-70mm F2.8 IS STM
28-70mm / F2.8
—
RF50mm F1.2 L USM
50mm / F1.2
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Which to choose
When the RF28-70mm F2.8 IS STM suits you better
- Weight455g lighter, so easier to carry
- Zoom rangeCovers 28-70mm in a single lens
- StabilizationHas stabilization
When the RF50mm F1.2 L USM suits you better
- Brightness2.4 stops brighter — better in low light and blurs the background more
- 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
- RF28-70mm F2.8 IS STM92.2mm long × 76.5mm diameter
- RF50mm F1.2 L USM108mm long × 89.8mm diameter
Specifications compared
| Specification | Canon RF28-70mm F2.8 IS STM | Canon RF50mm F1.2 L USM | Difference |
|---|---|---|---|
| Focal length (wide) | 28mm | 50mm | −22mm |
| Focal length (tele) | 70mm | 50mm | +20mm |
| Max aperture (wide) | F2.8 | F1.2 | 2.4 stops darker |
| Max aperture (tele) | F2.8 | F1.2 | 2.4 stops darker |
| Min aperture | F22 | F16 | +6.0 |
| Min focus distance | — | 40cm | No data |
| Max magnification | — | 0.19× | No data |
| Aperture blades | 9blades | 10blades | −1blades |
| Weight | 495g | 950g | −455g |
| Length | 92.2mm | 108mm | −15.8mm |
| Diameter | 76.5mm | 89.8mm | −13.3mm |
| Filter size | 67mm | 77mm | −10mm |
| Released | 2024 | 2018 | +6year |
| Stabilization | Yes | No | Yes |
| Weather sealing | No | Yes | No |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as RF28-70mm F2.8 IS STM relative to RF50mm F1.2 L USM.The highlighted cell is the better side for that specification.
Check prices
RF28-70mm F2.8 IS STM
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RF50mm F1.2 L USM
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RF28-70mm F2.8 IS STM in detailRF50mm F1.2 L USM in detailAll RF mount lenses