Compare lenses

OM System M.Zuiko 12-40mm f/2.8 PRO II vs Panasonic Lumix G X 12-35mm f/2.8 II

The OM System M.Zuiko 12-40mm f/2.8 PRO II and the Panasonic Lumix G X 12-35mm f/2.8 II side by side, computed from this guide's catalogue.

Which to pick

Pick the Panasonic Lumix G X 12-35mm f/2.8 II if you want optical stabilisation, which helps most on bodies without it and a lighter lens (305 g against 382 g). On these specs the OM System M.Zuiko 12-40mm f/2.8 PRO 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 OM System M.Zuiko 12-40mm f/2.8 PRO II and the Panasonic Lumix G X 12-35mm f/2.8 II

Specs side by side

Rows that differ are in full colour; the better value is marked where one is better by any measure.
SpecOM System M.Zuiko 12-40mm f/2.8 PRO IIPanasonic Lumix G X 12-35mm f/2.8 II
MakerOM SystemPanasonic
Focal length12-40mm (zoom)12-35mm (zoom)
Full-frame equivalent24-80mm on Micro Four Thirds24-70mm on Micro Four Thirds
Maximum aperturef/2.8f/2.8
Made forMicro Four ThirdsMicro Four Thirds
MountsMicro Four ThirdsMicro Four Thirds
Stabilisednoyesstabilised
Autofocusyesyes
Zoom range3.3×more range2.9×
Weight382 g305 glighter
Cameras it fits49 in this guide49 in this guide

Focal range, in full-frame terms

142435508513520040080024-80mm equiv.OM System
OM System M.Zuiko 12-40mm f/2.8 PRO II: 12-40mm on Micro Four Thirds, like 24-80mm.
142435508513520040080024-70mm equiv.Panasonic
Panasonic Lumix G X 12-35mm f/2.8 II: 12-35mm on Micro Four Thirds, like 24-70mm.

Aperture

f/2.8
OM System M.Zuiko 12-40mm f/2.8 PRO II: f/2.8 wide open.
f/2.8
Panasonic Lumix G X 12-35mm f/2.8 II: f/2.8 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

OM System at 12mm · 74°Panasonic at 12mm · 74°Panasonic at 35mm · 29°OM System at 40mm · 25°
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.

OM System M.Zuiko 12-40mm f/2.8 PRO II

and 39 more

Panasonic Lumix G X 12-35mm f/2.8 II

and 39 more

On their own pages