FitMyLensthe lens-by-mount reference

Sony FE 20-70mm f/4 G vs Sony FE 24-105mm f/4 G OSS

Both are Sony E mount zooms for everyday and travel — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.

Last verified 2026-06-21 · Sony E mount · prices change — check the retailer

SpecSony FE 20-70mm f/4 GSony FE 24-105mm f/4 G OSS
Focal length20-70mm24-105mm
Max aperturef/4f/4
Typezoomzoom
Coveragefull-framefull-frame
MountSony ESony E

Which should you buy?

Where to buy

Check the Sony FE 20-70mm f/4 G price on Amazon →

Check the Sony FE 24-105mm f/4 G OSS price on Amazon →

As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Affiliate links never affect our specs or which lenses we compare.

FAQ

What's the difference between the Sony FE 20-70mm f/4 G and the Sony FE 24-105mm f/4 G OSS?
The Sony FE 20-70mm f/4 G is 20-70mm f/4 zoom, full-frame; the Sony FE 24-105mm f/4 G OSS is 24-105mm f/4 zoom, full-frame. Both fit the Sony E mount.

Do the Sony FE 20-70mm f/4 G and Sony FE 24-105mm f/4 G OSS fit the same camera?
Yes — both are Sony E mount lenses, so they fit Sony a7/a9/a1 (full-frame) and a6000-series (APS-C).

More Sony E comparisons: Sony FE 50mm f/1.4 GM vs Sigma 50mm f/1.4 DG DN Art · Sony FE 40mm f/2.5 G vs Sony FE 50mm f/2.5 G · Sony E 15mm f/1.4 G vs Sigma 16mm f/1.4 DC DN Contemporary · Sony FE 20-70mm f/4 G vs Tamron 20-40mm f/2.8 Di III VXD · all Sony E lenses · all comparisons