Sony E 35mm f/1.8 OSS vs Yongnuo YN 50mm f/1.8S DF DSM

Both are Sony E mount primes for standard prime — 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	Yongnuo YN 50mm f/1.8S DF DSM
Focal length	35mm	50mm
Max aperture	f/1.8	f/1.8
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 (35mm) is wider — more in the frame for street and interiors; the Yongnuo YN 50mm f/1.8S DF DSM (50mm) is tighter — more reach and compression for portraits
the Yongnuo YN 50mm f/1.8S DF DSM 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 Yongnuo YN 50mm f/1.8S DF DSM 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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Yongnuo YN50MM F1.8S Lens for Sony E Mount, F1.8 Large Aperture Auto Focus, 50mm Full Frame Standard Prime Lens

Yongnuo YN 50mm f/1.8S DF DSMSee price on Amazon

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FAQ

What's the difference between the Sony E 35mm f/1.8 OSS and the Yongnuo YN 50mm f/1.8S DF DSM?
The Sony E 35mm f/1.8 OSS is 35mm f/1.8 prime, APS-C; the Yongnuo YN 50mm f/1.8S DF DSM is 50mm f/1.8 prime, full-frame. Both fit the Sony E mount.

Do the Sony E 35mm f/1.8 OSS and Yongnuo YN 50mm f/1.8S DF DSM 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: 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 · Sony FE 90mm f/2.8 Macro G OSS vs Laowa 90mm f/2.8 2x Ultra Macro APO · Sony FE 90mm f/2.8 Macro G OSS vs Laowa 65mm f/2.8 2x Ultra Macro APO · all Sony E lenses · all comparisons

Yongnuo YN 50mm f/1.8S DF DSMAffiliate linkSee price on Amazon