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Panasonic Leica DG 9mm f/1.7 vs OM System M.Zuiko 8mm f/1.8 Fisheye PRO

Both are Micro Four Thirds mount primes for wide-angle and astrophotography — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.

Last verified 2026-06-21 · Micro Four Thirds mount · prices change — check the retailer

SpecPanasonic Leica DG 9mm f/1.7OM System M.Zuiko 8mm f/1.8 Fisheye PRO
Focal length9mm8mm
Max aperturef/1.7f/1.8
Typeprimeprime
CoverageMicro Four ThirdsMicro Four Thirds
MountMicro Four ThirdsMicro Four Thirds

Which should you buy?

Where to buy

Panasonic LUMIX Micro Four Thirds Camera Lens, Leica DG SUMMILUX 9mm F1.7 ASPH, Large Aperture, Video Performance, H-X09

Check the Panasonic Leica DG 9mm f/1.7 price on Amazon →

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OM SYSTEM Olympus M.Zuiko Digital ED 8mm F1.8 FISHEYE PRO for Micro Four Thirds System Camera Fast and Furious Fisheye W

Check the OM System M.Zuiko 8mm f/1.8 Fisheye PRO price on Amazon →

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FAQ

What's the difference between the Panasonic Leica DG 9mm f/1.7 and the OM System M.Zuiko 8mm f/1.8 Fisheye PRO?
The Panasonic Leica DG 9mm f/1.7 is 9mm f/1.7 prime, Micro Four Thirds; the OM System M.Zuiko 8mm f/1.8 Fisheye PRO is 8mm f/1.8 prime, Micro Four Thirds. Both fit the Micro Four Thirds mount.

Which is better in low light, the Panasonic Leica DG 9mm f/1.7 or the OM System M.Zuiko 8mm f/1.8 Fisheye PRO?
The Panasonic Leica DG 9mm f/1.7 — its f/1.7 maximum aperture lets in more light and gives more background blur than the f/1.8 of the other.

Do the Panasonic Leica DG 9mm f/1.7 and OM System M.Zuiko 8mm f/1.8 Fisheye PRO fit the same camera?
Yes — both are Micro Four Thirds mount lenses, so they fit OM System (Olympus) and Panasonic Lumix G Micro Four Thirds bodies.

Citing these specs? Go ahead — manufacturer data, last verified 2026-06-21. Copy a ready-made reference:

More Micro Four Thirds comparisons: OM System M.Zuiko 100-400mm f/5-6.3 IS vs Panasonic Lumix G 100-300mm f/4-5.6 II · OM System M.Zuiko 100-400mm f/5-6.3 IS II vs Panasonic Lumix G 100-300mm f/4-5.6 II · OM System M.Zuiko 17mm f/1.8 vs Panasonic Leica DG 15mm f/1.7 · OM System M.Zuiko 40-150mm f/2.8 PRO vs OM System M.Zuiko 150-600mm f/5-6.3 IS · all Micro Four Thirds lenses · all comparisons

Panasonic Leica DG 9mm f/1.7Affiliate linkAmazon →