Panasonic Lumix S 100mm f/2.8 Macro vs Sigma 65mm f/2 DG DN Contemporary

Both are L-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 2026-09-01 · L-Mount · prices change — check the retailer

Spec	Panasonic Lumix S 100mm f/2.8 Macro	Sigma 65mm f/2 DG DN Contemporary
Focal length	100mm	65mm
Max aperture	f/2.8	f/2
Type	prime	prime
Coverage	full-frame	full-frame
Mount	L-Mount	L-Mount

Which should you buy?

the Sigma 65mm f/2 DG DN Contemporary opens wider (f/2) — brighter in low light and more background blur
the Sigma 65mm f/2 DG DN Contemporary (65mm) is wider — more in the frame for street and interiors; the Panasonic Lumix S 100mm f/2.8 Macro (100mm) is tighter — more reach and compression for portraits

Where to buy

Panasonic Lumix S 100mm f/2.8 MacroSee price on Amazon We could not find this one on Amazon US in L-Mount — this button runs an Amazon search for it rather than opening a product page.

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Sigma 65mm f/2 DG DN ContemporarySee price on Amazon

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FAQ

What's the difference between the Panasonic Lumix S 100mm f/2.8 Macro and the Sigma 65mm f/2 DG DN Contemporary?
The Panasonic Lumix S 100mm f/2.8 Macro is 100mm f/2.8 prime, full-frame; the Sigma 65mm f/2 DG DN Contemporary is 65mm f/2 prime, full-frame. Both fit the L-Mount.

Which is better in low light, the Panasonic Lumix S 100mm f/2.8 Macro or the Sigma 65mm f/2 DG DN Contemporary?
The Sigma 65mm f/2 DG DN Contemporary — its f/2 maximum aperture lets in more light and gives more background blur than the f/2.8 of the other.

Do the Panasonic Lumix S 100mm f/2.8 Macro and Sigma 65mm f/2 DG DN Contemporary fit the same camera?
Yes — both are L-Mount lenses, so they fit Panasonic Lumix S, Leica SL, and Sigma fp full-frame bodies (the L-Mount Alliance).

Citing these specs? Go ahead — manufacturer data, last verified 2026-09-01. Copy a ready-made reference:

More L-Mount comparisons: Panasonic Lumix S 20-60mm f/3.5-5.6 vs Panasonic Lumix S PRO 24-70mm f/2.8 · Panasonic Lumix S 20-60mm f/3.5-5.6 vs Sigma 28-70mm f/2.8 DG DN Contemporary · Panasonic Lumix S 20-60mm f/3.5-5.6 vs Panasonic Lumix S 70-300mm f/4.5-5.6 Macro OIS · Panasonic Lumix S 24-105mm f/4 Macro OIS vs Panasonic Lumix S PRO 24-70mm f/2.8 · all L-Mount lenses · all comparisons

Sigma 65mm f/2 DG DN ContemporaryAffiliate linkSee price on Amazon