Lens comparison · Sony E / FE · updated 5 November 2026
Tamron 17-28mm f/2.8 Di III RXD vs Sigma 16-28mm f/2.8 DG DN Contemporary
Tamron 17-28mm f/2.8 Di III RXD17-28mm · f/2.8 · 420gSigma 16-28mm f/2.8 DG DN Contemporary16-28mm · f/2.8 · 450g
Verdict
Tamron 17-28mm f/2.8 Di III RXD has more in its favour on paper.
Choose the 17-28mm f/2.8 Di III RXD for
- less weight (420g vs 450g)
- a lower price (about £530 vs £799)
Choose the 16-28mm f/2.8 DG DN Contemporary for
- a wider starting focal length (16mm vs 17mm)
| 17-28mm f/2.8 Di III RXD | 16-28mm f/2.8 DG DN Contemporary | |
|---|---|---|
| Brand | Tamron | Sigma |
| Focal length | 17-28mm | 16-28mm |
| Maximum aperture | f/2.8 | f/2.8 |
| Weight | 420 g | 450 g |
| Stabilisation | No | No |
| Weather sealing | Yes | Yes |
| Filter size | 67mm | 72mm |
| Made for | Full frame | Full frame |
| New price | £799 | £799 |
| Used at MPB (Sony E / FE) | £499–£564 | None listed |
More lens comparisons
16-28mm f/2.8 DG DN Contemporary vs AF 14-24mm f/2.816-28mm f/2.8 DG DN Contemporary vs 16-30mm f/2.8 Di III VXD G2
See all Sony E / FE cameras and lenses.
Frequently asked questions
Is the Tamron 17-28mm f/2.8 Di III RXD better than the Sigma 16-28mm f/2.8 DG DN Contemporary?
The 17-28mm f/2.8 Di III RXD offers less weight (420g vs 450g), a lower price (about £530 vs £799); the 16-28mm f/2.8 DG DN Contemporary offers a wider starting focal length (16mm vs 17mm).
Which is better value, the 17-28mm f/2.8 Di III RXD or the 16-28mm f/2.8 DG DN Contemporary?
On Sony E / FE, the Tamron 17-28mm f/2.8 Di III RXD costs about £530 against about £799 for the Sigma 16-28mm f/2.8 DG DN Contemporary (MPB used where listed, otherwise new; checked 5 November 2026).
Do both lenses fit the same cameras?
Both are available for Sony E / FE (and other mounts: L-Mount).