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 Lumix S 24-105mm F4 Macro O.I.S. Black S-R24105 Standard Zoom Lens for Full Size Mirrorless SLR L-Mount

Check the Panasonic Lumix S 24-105mm f/4 Macro OIS price on Amazon → Amazon has no new-stock listing for this one right now — this button runs an Amazon search for it rather than opening a product page.

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Check the Sigma 28-70mm f/2.8 DG DN Contemporary 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:

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Sigma 28-70mm f/2.8 DG DN ContemporaryAffiliate linkAmazon →