Canon EF24-70mm F2.8L II USMvsCanon EF40mm F2.8 STM
EF24-70mm F2.8L II USM
24-70mm / F2.8
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EF40mm F2.8 STM
40mm / F2.8
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Which to choose
When the EF24-70mm F2.8L II USM suits you better
- Zoom rangeCovers 24-70mm in a single lens
- Weather sealingHas weather sealing
When the EF40mm F2.8 STM suits you better
- Weight675g lighter, so easier to carry
- Close focusFocuses as close as 30cm
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
- EF24-70mm F2.8L II USM113mm long × 88.5mm diameter
- EF40mm F2.8 STM22.8mm long × 68.2mm diameter
Specifications compared
| Specification | Canon EF24-70mm F2.8L II USM | Canon EF40mm F2.8 STM | Difference |
|---|---|---|---|
| Focal length (wide) | 24mm | 40mm | −16mm |
| Focal length (tele) | 70mm | 40mm | +30mm |
| Max aperture (wide) | F2.8 | F2.8 | — |
| Max aperture (tele) | F2.8 | F2.8 | — |
| Min aperture | F22 | F22 | — |
| Min focus distance | 38cm | 30cm | +0.08m |
| Max magnification | 0.21× | 0.18× | +0.03x |
| Aperture blades | 9blades | 7blades | +2blades |
| Weight | 805g | 130g | +675g |
| Length | 113mm | 22.8mm | +90.2mm |
| Diameter | 88.5mm | 68.2mm | +20.3mm |
| Filter size | 82mm | 52mm | +30mm |
| Released | 2012 | 2012 | — |
| Stabilization | No | No | — |
| Weather sealing | Yes | No | Yes |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as EF24-70mm F2.8L II USM relative to EF40mm F2.8 STM.The highlighted cell is the better side for that specification.
Check prices
EF24-70mm F2.8L II USM
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EF40mm F2.8 STM
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EF24-70mm F2.8L II USM in detailEF40mm F2.8 STM in detailAll EF mount lenses