Sony E 35mm f/1.8 OSS vs Viltrox AF 50mm f/2.0

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

Spec	Sony E 35mm f/1.8 OSS	Viltrox AF 50mm f/2.0
Focal length	35mm	50mm
Max aperture	f/1.8	f/2.0
Type	prime	prime
Coverage	APS-C	full-frame
Mount	Sony E	Sony E

Which should you buy?

the Sony E 35mm f/1.8 OSS opens wider (f/1.8) — brighter in low light and more background blur
the Sony E 35mm f/1.8 OSS (35mm) is wider — more in the frame for street and interiors; the Viltrox AF 50mm f/2.0 (50mm) is tighter — more reach and compression for portraits
the Viltrox AF 50mm f/2.0 covers full-frame (also works on APS-C bodies); the Sony E 35mm f/1.8 OSS is APS-C-only — it won't fill a full-frame sensor
the Sony E 35mm f/1.8 OSS is first-party (Sony) for guaranteed full autofocus and in-camera corrections; the Viltrox AF 50mm f/2.0 is third-party — usually the value pick

Where to buy

Sony Single Focus Lens E 35mm F1.8 OSS SEL35F18 - International Version (No Warranty)

Sony E 35mm f/1.8 OSSSee 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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VILTROX 50mm f/2.0 F2.0 E Mount Auto Focus Full Frame Microsingle Camera Lens Compatible with Sony E-Mount Cameras Sony

Viltrox AF 50mm f/2.0See price on Amazon

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FAQ

What's the difference between the Sony E 35mm f/1.8 OSS and the Viltrox AF 50mm f/2.0?
The Sony E 35mm f/1.8 OSS is 35mm f/1.8 prime, APS-C; the Viltrox AF 50mm f/2.0 is 50mm f/2.0 prime, full-frame. Both fit the Sony E mount.

Which is better in low light, the Sony E 35mm f/1.8 OSS or the Viltrox AF 50mm f/2.0?
The Sony E 35mm f/1.8 OSS — its f/1.8 maximum aperture lets in more light and gives more background blur than the f/2.0 of the other.

Do the Sony E 35mm f/1.8 OSS and Viltrox AF 50mm f/2.0 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). Note the Sony E 35mm f/1.8 OSS is APS-C-only and won't fill a full-frame sensor.

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

More Sony E comparisons: Sony E 11mm f/1.8 vs Viltrox AF 20mm f/2.8 · Sony FE 90mm f/2.8 Macro G OSS vs Viltrox AF 75mm f/1.2 PRO · Sony E 35mm f/1.8 OSS vs Zeiss Batis 40mm f/2 CF · Sony E 70-350mm f/4.5-6.3 G OSS vs Sony FE 100-400mm f/4.5-5.6 GM OSS · all Sony E lenses · all comparisons

Viltrox AF 50mm f/2.0Affiliate linkSee price on Amazon