Compare lenses

Olympus M.Zuiko 8-25mm f/4 PRO vs OM System M.Zuiko 9-18mm f/4-5.6 II

The Olympus M.Zuiko 8-25mm f/4 PRO and the OM System M.Zuiko 9-18mm f/4-5.6 II side by side, computed from this guide's catalogue.

Which to pick

Pick the Olympus M.Zuiko 8-25mm f/4 PRO if you want more reach (to 50mm equivalent) and a wider view (from 16mm equivalent). On these specs the OM System M.Zuiko 9-18mm f/4-5.6 II has no clear advantage: choose it if the price, the handling or a lens you own decides it.

Still torn? Ask the guide about the Olympus M.Zuiko 8-25mm f/4 PRO and the OM System M.Zuiko 9-18mm f/4-5.6 II

Specs side by side

Rows that differ are in full colour; the better value is marked where one is better by any measure.
Spec	Olympus M.Zuiko 8-25mm f/4 PRO	OM System M.Zuiko 9-18mm f/4-5.6 II
Maker	Olympus	OM System
Focal length	8-25mm (zoom)	9-18mm (zoom)
Full-frame equivalent	16-50mm on Micro Four Thirds	18-36mm on Micro Four Thirds
Maximum aperture	f/4	f/4-5.6
Made for	Micro Four Thirds	Micro Four Thirds
Mounts	Micro Four Thirds	Micro Four Thirds
Stabilised	no	no
Autofocus	yes	yes
Zoom range	3.1×more range	2.0×
Weight	411 g	not listed
Cameras it fits	49 in this guide	49 in this guide

Focal range, in full-frame terms

Olympus M.Zuiko 8-25mm f/4 PRO: 8-25mm on Micro Four Thirds, like 16-50mm.

OM System M.Zuiko 9-18mm f/4-5.6 II: 9-18mm on Micro Four Thirds, like 18-36mm.

Aperture

Olympus M.Zuiko 8-25mm f/4 PRO: f/4 wide open.

OM System M.Zuiko 9-18mm f/4-5.6 II: f/4 wide open.

Each opening drawn to scale against f/1.4: a smaller f-number lets in more light and blurs the background more.

Field of view

How wide each sees, at each end, on the sensor it was made for.

Cameras they fit

49 cameras in this guide take both, so either works on the same body.