Panasonic Lumix S 24-105mm f/4 Macro OIS vs Sigma 28-70mm f/2.8 DG DN Contemporary

Both are L-Mount zooms for everyday — 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 24-105mm f/4 Macro OIS	Sigma 28-70mm f/2.8 DG DN Contemporary
Focal length	24-105mm	28-70mm
Max aperture	f/4	f/2.8
Type	zoom	zoom
Coverage	full-frame	full-frame
Mount	L-Mount	L-Mount

Which should you buy?

the Sigma 28-70mm f/2.8 DG DN Contemporary opens wider (f/2.8) — brighter in low light and more background blur
the Panasonic Lumix S 24-105mm f/4 Macro OIS covers 24-105mm and the Sigma 28-70mm f/2.8 DG DN Contemporary covers 28-70mm — pick the range that matches what you shoot

Where to buy

Panasonic LUMIX S 24-105mm F4 Lens, Full-Frame L Mount, Optical Image Stabilizer and Rugged Dust/Splash/Freeze-Resistant

Panasonic Lumix S 24-105mm f/4 Macro OISSee price on Amazon

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Sigma 28-70mm f/2.8 DG DN ContemporarySee price on Amazon

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FAQ

What's the difference between the Panasonic Lumix S 24-105mm f/4 Macro OIS and the Sigma 28-70mm f/2.8 DG DN Contemporary?
The Panasonic Lumix S 24-105mm f/4 Macro OIS is 24-105mm f/4 zoom, full-frame; the Sigma 28-70mm f/2.8 DG DN Contemporary is 28-70mm f/2.8 zoom, full-frame. Both fit the L-Mount.

Which is better in low light, the Panasonic Lumix S 24-105mm f/4 Macro OIS or the Sigma 28-70mm f/2.8 DG DN Contemporary?
The Sigma 28-70mm f/2.8 DG DN Contemporary — its f/2.8 maximum aperture lets in more light and gives more background blur than the f/4 of the other.

Do the Panasonic Lumix S 24-105mm f/4 Macro OIS and Sigma 28-70mm f/2.8 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: Sigma 24-70mm f/2.8 DG DN II Art vs Sigma 18-50mm f/2.8 DC DN Contemporary · Panasonic Lumix S 70-300mm f/4.5-5.6 Macro OIS vs Sigma 100-400mm f/5-6.3 DG DN OS · Panasonic Lumix S 24-105mm f/4 Macro OIS vs Samyang AF 35-150mm f/2-2.8 L · Panasonic Lumix S 85mm f/1.8 vs Sigma 90mm f/2.8 DG DN Contemporary · all L-Mount lenses · all comparisons

Panasonic Lumix S 24-105mm f/4 Macro OISAffiliate linkSee price on Amazon