OM System M.Zuiko 8mm f/1.8 Fisheye PRO vs Panasonic Leica DG 12mm f/1.4

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

Spec	OM System M.Zuiko 8mm f/1.8 Fisheye PRO	Panasonic Leica DG 12mm f/1.4
Focal length	8mm	12mm
Max aperture	f/1.8	f/1.4
Type	prime	prime
Coverage	Micro Four Thirds	Micro Four Thirds
Mount	Micro Four Thirds	Micro Four Thirds

Which should you buy?

the Panasonic Leica DG 12mm f/1.4 opens wider (f/1.4) — brighter in low light and more background blur
the OM System M.Zuiko 8mm f/1.8 Fisheye PRO (8mm) is wider — more in the frame for street and interiors; the Panasonic Leica DG 12mm f/1.4 (12mm) is tighter — more reach and compression for portraits

Where to buy

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

OM System M.Zuiko 8mm f/1.8 Fisheye PROSee price on Amazon

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Panasonic LUMIX G Leica DG SUMMILUX Lens, 12mm, F1.4 ASPH., Wide Angle, Professional Mirrorless Micro Four Thirds, H-X01

Panasonic Leica DG 12mm f/1.4See price on Amazon

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FAQ

What's the difference between the OM System M.Zuiko 8mm f/1.8 Fisheye PRO and the Panasonic Leica DG 12mm f/1.4?
The OM System M.Zuiko 8mm f/1.8 Fisheye PRO is 8mm f/1.8 prime, Micro Four Thirds; the Panasonic Leica DG 12mm f/1.4 is 12mm f/1.4 prime, Micro Four Thirds. Both fit the Micro Four Thirds mount.

Which is better in low light, the OM System M.Zuiko 8mm f/1.8 Fisheye PRO or the Panasonic Leica DG 12mm f/1.4?
The Panasonic Leica DG 12mm f/1.4 — its f/1.4 maximum aperture lets in more light and gives more background blur than the f/1.8 of the other.

Do the OM System M.Zuiko 8mm f/1.8 Fisheye PRO and Panasonic Leica DG 12mm f/1.4 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:

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OM System M.Zuiko 8mm f/1.8 Fisheye PROAffiliate linkSee price on Amazon