Canon RF24-240mm F4-6.3 IS USMvsCanon RF28-70mm F2.8 IS STM
RF24-240mm F4-6.3 IS USM
24-240mm / F4-6.3
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RF28-70mm F2.8 IS STM
28-70mm / F2.8
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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
When the RF28-70mm F2.8 IS STM suits you better
- Brightness1.0 stops brighter — better in low light and blurs the background more
- Weight255g lighter, so easier to carry
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
- RF28-70mm F2.8 IS STM92.2mm long × 76.5mm diameter
Specifications compared
| Specification | Canon RF24-240mm F4-6.3 IS USM | Canon RF28-70mm F2.8 IS STM | Difference |
|---|---|---|---|
| Focal length (wide) | 24mm | 28mm | −4mm |
| Focal length (tele) | 240mm | 70mm | +170mm |
| Max aperture (wide) | F4 | F2.8 | 1.0 stops darker |
| Max aperture (tele) | F6.3 | F2.8 | 2.3 stops darker |
| Min aperture | F22 | F22 | — |
| Min focus distance | 50cm | — | No data |
| Max magnification | 0.26× | — | No data |
| Aperture blades | 7blades | 9blades | −2blades |
| Weight | 750g | 495g | +255g |
| Length | 122.5mm | 92.2mm | +30.3mm |
| Diameter | 80.4mm | 76.5mm | +3.9mm |
| Filter size | 72mm | 67mm | +5mm |
| Released | 2019 | 2024 | −5year |
| Stabilization | Yes | Yes | — |
| Weather sealing | No | No | — |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as RF24-240mm F4-6.3 IS USM relative to RF28-70mm F2.8 IS STM.The highlighted cell is the better side for that specification.
Check prices
RF24-240mm F4-6.3 IS USM
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RF28-70mm F2.8 IS STM
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RF24-240mm F4-6.3 IS USM in detailRF28-70mm F2.8 IS STM in detailAll RF mount lenses