Compare lenses

OM System M.Zuiko 100-400mm f/5-6.3 IS II vs Panasonic Leica DG 100-400mm f/4-6.3 II

The OM System M.Zuiko 100-400mm f/5-6.3 IS II and the Panasonic Leica DG 100-400mm f/4-6.3 II side by side, computed from this guide's catalogue.

Which to pick

Pick the Panasonic Leica DG 100-400mm f/4-6.3 II if you want a brighter f/4 (0.6 stops more light), for dim light and softer backgrounds. On these specs the OM System M.Zuiko 100-400mm f/5-6.3 IS 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 100-400mm f/5-6.3 IS II and the Panasonic Leica DG 100-400mm f/4-6.3 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	OM System M.Zuiko 100-400mm f/5-6.3 IS II	Panasonic Leica DG 100-400mm f/4-6.3 II
Maker	OM System	Panasonic
Focal length	100-400mm (zoom)	100-400mm (zoom)
Full-frame equivalent	200-800mm on Micro Four Thirds	200-800mm on Micro Four Thirds
Maximum aperture	f/5-6.3	f/4-6.3brighter
Made for	Micro Four Thirds	Micro Four Thirds
Mounts	Micro Four Thirds	Micro Four Thirds
Stabilised	yes	yes
Autofocus	yes	yes
Zoom range	4.0×	4.0×
Weight	not listed	985 g
Cameras it fits	49 in this guide	49 in this guide

Focal range, in full-frame terms

OM System M.Zuiko 100-400mm f/5-6.3 IS II: 100-400mm on Micro Four Thirds, like 200-800mm.

Panasonic Leica DG 100-400mm f/4-6.3 II: 100-400mm on Micro Four Thirds, like 200-800mm.

Aperture

OM System M.Zuiko 100-400mm f/5-6.3 IS II: f/5 wide open.

Panasonic Leica DG 100-400mm f/4-6.3 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.