OM SYSTEM M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO IIvsOM SYSTEM M.ZUIKO DIGITAL ED 12-45mm F4.0 PRO
M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO II
12-40mm / F2.8
24-80mm equiv.
—
M.ZUIKO DIGITAL ED 12-45mm F4.0 PRO
12-45mm / F4
24-90mm equiv.
—
Which to choose
When the M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO II suits you better
- Brightness1.0 stops brighter — better in low light and blurs the background more
- Weather sealingHas weather sealing
When the M.ZUIKO DIGITAL ED 12-45mm F4.0 PRO suits you better
- Weight128g lighter, so easier to carry
- Close focusFocuses as close as 12cm
- Zoom rangeCovers 12-45mm in a single lens
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
- M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO II84mm long × 69.9mm diameter
- M.ZUIKO DIGITAL ED 12-45mm F4.0 PRO70mm long × 63.4mm diameter
Specifications compared
| Specification | OM SYSTEM M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO II | OM SYSTEM M.ZUIKO DIGITAL ED 12-45mm F4.0 PRO | Difference |
|---|---|---|---|
| Focal length (wide) | 12mm | 12mm | — |
| Focal length (tele) | 40mm | 45mm | −5mm |
| Max aperture (wide) | F2.8 | F4 | 1.0 stops brighter |
| Max aperture (tele) | F2.8 | F4 | 1.0 stops brighter |
| Min aperture | F22 | — | No data |
| Min focus distance | 20cm | 12cm | +0.08m |
| Max magnification | 0.30× | 0.25× | +0.05x |
| Aperture blades | 7blades | — | No data |
| Weight | 382g | 254g | +128g |
| Length | 84mm | 70mm | +14mm |
| Diameter | 69.9mm | 63.4mm | +6.5mm |
| Filter size | 62mm | 58mm | +4mm |
| Released | 2022 | — | No data |
| Stabilization | No | No | — |
| Weather sealing | Yes | No | Yes |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO II relative to M.ZUIKO DIGITAL ED 12-45mm F4.0 PRO.The highlighted cell is the better side for that specification.
Check prices
M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO II
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M.ZUIKO DIGITAL ED 12-45mm F4.0 PRO
ADLinks to Amazon, MPB, Wex Photo Video, Park Cameras, eBay are affiliate links. We may earn a commission if you buy through them, at no extra cost to you.Links to London Camera Exchange are not affiliate links.Links marked “Search results” go to that retailer’s search page for this lens name.Check price and availability on the retailer’s own site.
M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO II in detailM.ZUIKO DIGITAL ED 12-45mm F4.0 PRO in detailAll Micro Four Thirds lenses