Sony E 55-210mm f/4.5-6.3 OSS vs Tamron 50-400mm f/4.5-6.3 Di III VC VXD

Both are Sony E mount zooms for telephoto and sports & action — 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 55-210mm f/4.5-6.3 OSS	Tamron 50-400mm f/4.5-6.3 Di III VC VXD
Focal length	55-210mm	50-400mm
Max aperture	f/4.5-6.3	f/4.5-6.3
Type	zoom	zoom
Coverage	APS-C	full-frame
Mount	Sony E	Sony E

Which should you buy?

the Sony E 55-210mm f/4.5-6.3 OSS covers 55-210mm and the Tamron 50-400mm f/4.5-6.3 Di III VC VXD covers 50-400mm — pick the range that matches what you shoot
the Tamron 50-400mm f/4.5-6.3 Di III VC VXD covers full-frame (also works on APS-C bodies); the Sony E 55-210mm f/4.5-6.3 OSS is APS-C-only — it won't fill a full-frame sensor
the Sony E 55-210mm f/4.5-6.3 OSS is first-party (Sony) for guaranteed full autofocus and in-camera corrections; the Tamron 50-400mm f/4.5-6.3 Di III VC VXD is third-party — usually the value pick

Where to buy

Sony E 55-210mm F4.5-6.3 Telephoto Lens for E-Mount Cameras

Sony E 55-210mm f/4.5-6.3 OSSSee price on Amazon

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Tamron 50-400mm f/4.5-6.3 Di III VC VXD Lens for Sony E Mount

Tamron 50-400mm f/4.5-6.3 Di III VC VXDSee price on Amazon

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FAQ

What's the difference between the Sony E 55-210mm f/4.5-6.3 OSS and the Tamron 50-400mm f/4.5-6.3 Di III VC VXD?
The Sony E 55-210mm f/4.5-6.3 OSS is 55-210mm f/4.5-6.3 zoom, APS-C; the Tamron 50-400mm f/4.5-6.3 Di III VC VXD is 50-400mm f/4.5-6.3 zoom, full-frame. Both fit the Sony E mount.

Do the Sony E 55-210mm f/4.5-6.3 OSS and Tamron 50-400mm f/4.5-6.3 Di III VC VXD 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 55-210mm f/4.5-6.3 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:

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Sony E 55-210mm f/4.5-6.3 OSSAffiliate linkSee price on Amazon