Canon RF24-105mm F4 L IS USMvsCanon RF28-70mm F2.8 IS STM
RF24-105mm F4 L IS USM
24-105mm / F4
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RF28-70mm F2.8 IS STM
28-70mm / F2.8
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Which to choose
When the RF24-105mm F4 L IS USM suits you better
- Zoom rangeCovers 24-105mm in a single lens
- Weather sealingHas weather sealing
When the RF28-70mm F2.8 IS STM suits you better
- Brightness1.0 stops brighter — better in low light and blurs the background more
- Weight205g 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
- RF24-105mm F4 L IS USM107.3mm long × 83.5mm diameter
- RF28-70mm F2.8 IS STM92.2mm long × 76.5mm diameter
Specifications compared
| Specification | Canon RF24-105mm F4 L IS USM | Canon RF28-70mm F2.8 IS STM | Difference |
|---|---|---|---|
| Focal length (wide) | 24mm | 28mm | −4mm |
| Focal length (tele) | 105mm | 70mm | +35mm |
| Max aperture (wide) | F4 | F2.8 | 1.0 stops darker |
| Max aperture (tele) | F4 | F2.8 | 1.0 stops darker |
| Min aperture | F22 | F22 | — |
| Min focus distance | 45cm | — | No data |
| Max magnification | 0.24× | — | No data |
| Aperture blades | 9blades | 9blades | — |
| Weight | 700g | 495g | +205g |
| Length | 107.3mm | 92.2mm | +15.1mm |
| Diameter | 83.5mm | 76.5mm | +7mm |
| Filter size | 77mm | 67mm | +10mm |
| Released | 2018 | 2024 | −6year |
| Stabilization | Yes | Yes | — |
| Weather sealing | Yes | No | Yes |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as RF24-105mm F4 L IS USM relative to RF28-70mm F2.8 IS STM.The highlighted cell is the better side for that specification.
Check prices
RF24-105mm F4 L IS USM
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RF28-70mm F2.8 IS STM
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RF24-105mm F4 L IS USM in detailRF28-70mm F2.8 IS STM in detailAll RF mount lenses