Sony FE 200-600mm f/5.6-6.3 G OSS vs Tamron 50-400mm f/4.5-6.3 Di III VC VXD

Both are Sony E mount zooms for telephoto and wildlife — 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 FE 200-600mm f/5.6-6.3 G OSS	Tamron 50-400mm f/4.5-6.3 Di III VC VXD
Focal length	200-600mm	50-400mm
Max aperture	f/5.6-6.3	f/4.5-6.3
Type	zoom	zoom
Coverage	full-frame	full-frame
Mount	Sony E	Sony E

Which should you buy?

the Tamron 50-400mm f/4.5-6.3 Di III VC VXD opens wider (f/4.5-6.3) — brighter in low light and more background blur
the Sony FE 200-600mm f/5.6-6.3 G OSS covers 200-600mm 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 Sony FE 200-600mm f/5.6-6.3 G 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 FE 200-600mm f/5.6-6.3 G OSS Super Telephoto Zoom Lens

Sony FE 200-600mm f/5.6-6.3 G OSSSee price on Amazon

Amazon links are affiliate links — we may earn a commission at no extra cost to you.

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 FE 200-600mm f/5.6-6.3 G OSS and the Tamron 50-400mm f/4.5-6.3 Di III VC VXD?
The Sony FE 200-600mm f/5.6-6.3 G OSS is 200-600mm f/5.6-6.3 zoom, full-frame; 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.

Which is better in low light, the Sony FE 200-600mm f/5.6-6.3 G OSS or the Tamron 50-400mm f/4.5-6.3 Di III VC VXD?
The Tamron 50-400mm f/4.5-6.3 Di III VC VXD — its f/4.5-6.3 maximum aperture lets in more light and gives more background blur than the f/5.6-6.3 of the other.

Do the Sony FE 200-600mm f/5.6-6.3 G 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).

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

More Sony E comparisons: Sony FE 24-70mm f/2.8 GM II vs Tamron 17-70mm f/2.8 Di III-A VC RXD · Sony FE 24-70mm f/2.8 GM II vs Tamron 28-75mm f/2.8 Di III VXD G2 · Sony FE 20mm f/1.8 G vs Samyang AF 14mm f/2.8 FE · Sony FE 20mm f/1.8 G vs Laowa 9mm f/2.8 Zero-D · all Sony E lenses · all comparisons

Sony FE 200-600mm f/5.6-6.3 G OSSAffiliate linkSee price on Amazon