Panasonic Leica DG 200mm f/2.8 vs Panasonic Lumix G 42.5mm f/1.7 ASPH Power OIS

Both are Micro Four Thirds mount primes for portrait — 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	Panasonic Leica DG 200mm f/2.8	Panasonic Lumix G 42.5mm f/1.7 ASPH Power OIS
Focal length	200mm	42.5mm
Max aperture	f/2.8	f/1.7
Type	prime	prime
Coverage	Micro Four Thirds	Micro Four Thirds
Mount	Micro Four Thirds	Micro Four Thirds

Which should you buy?

the Panasonic Lumix G 42.5mm f/1.7 ASPH Power OIS opens wider (f/1.7) — brighter in low light and more background blur
the Panasonic Lumix G 42.5mm f/1.7 ASPH Power OIS (42.5mm) is wider — more in the frame for street and interiors; the Panasonic Leica DG 200mm f/2.8 (200mm) is tighter — more reach and compression for portraits

Where to buy

PANASONIC LUMIX G Leica DG ELMARIT Professional Lens, 200mm, F2.8 ASPH., Mirrorless Micro Four Thirds, Power Optical O.I

Panasonic Leica DG 200mm f/2.8See price on Amazon

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Panasonic LUMIX G Lens, 42.5MM, F1.7 ASPH., MIRRORLESS Micro Four Thirds, Power Optical I.S., H-HS043K (USA Black)

Panasonic Lumix G 42.5mm f/1.7 ASPH Power OISSee price on Amazon

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FAQ

What's the difference between the Panasonic Leica DG 200mm f/2.8 and the Panasonic Lumix G 42.5mm f/1.7 ASPH Power OIS?
The Panasonic Leica DG 200mm f/2.8 is 200mm f/2.8 prime, Micro Four Thirds; the Panasonic Lumix G 42.5mm f/1.7 ASPH Power OIS is 42.5mm f/1.7 prime, Micro Four Thirds. Both fit the Micro Four Thirds mount.

Which is better in low light, the Panasonic Leica DG 200mm f/2.8 or the Panasonic Lumix G 42.5mm f/1.7 ASPH Power OIS?
The Panasonic Lumix G 42.5mm f/1.7 ASPH Power OIS — its f/1.7 maximum aperture lets in more light and gives more background blur than the f/2.8 of the other.

Do the Panasonic Leica DG 200mm f/2.8 and Panasonic Lumix G 42.5mm f/1.7 ASPH Power OIS 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 17mm f/1.8 vs Olympus M.Zuiko 25mm f/1.8 · OM System M.Zuiko 40-150mm f/2.8 PRO vs Panasonic Leica DG 50-200mm f/2.8-4 · Panasonic Leica DG 25mm f/1.4 II vs Panasonic Leica DG 42.5mm f/1.2 · Panasonic Lumix G 20mm f/1.7 II vs Panasonic Leica DG 12mm f/1.4 · all Micro Four Thirds lenses · all comparisons

Panasonic Leica DG 200mm f/2.8Affiliate linkSee price on Amazon