Zeiss Loxia 50mm f/2 vs Sigma 65mm f/2 DG DN Contemporary

Both are Sony E mount primes for standard prime and 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 · Sony E mount · prices change — check the retailer

Which should you buy?

• the Zeiss Loxia 50mm f/2 (50mm) is wider — more in the frame for street and interiors; the Sigma 65mm f/2 DG DN Contemporary (65mm) is tighter — more reach and compression for portraits

Where to buy

Zeiss Loxia 50mm f/2See 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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Sigma 65mm f/2 DG DN ContemporarySee price on Amazon

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FAQ

What's the difference between the Zeiss Loxia 50mm f/2 and the Sigma 65mm f/2 DG DN Contemporary?
The Zeiss Loxia 50mm f/2 is 50mm f/2 prime, full-frame; the Sigma 65mm f/2 DG DN Contemporary is 65mm f/2 prime, full-frame. Both fit the Sony E mount.

Do the Zeiss Loxia 50mm f/2 and Sigma 65mm f/2 DG DN Contemporary 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: Sigma 18-50mm f/2.8 DC DN Contemporary vs Sony E 16-55mm f/2.8 G · Sigma 30mm f/1.4 DC DN Contemporary vs Sony FE 35mm f/1.4 GM · TTArtisan AF 35mm f/1.8 E vs 7Artisans AF 50mm f/1.8 · TTArtisan AF 35mm f/1.8 E vs Meike AF 50mm f/1.8 · all Sony E lenses · all comparisons

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