Tamron 28-75mm f/2.8 Di III VXD G2
Sony E · f/2.8 · 540g · $899
Canon RF 24-70mm f/2.8L IS USM
Prime/Zoom
Canon RF 24-70mm f/2.8L IS USM takes it — here’s why.
In our weighted Specdex score, Tamron 28-75mm f/2.8 Di III VXD G2 lands at 91 and Canon RF 24-70mm f/2.8L IS USM at 94. That puts Canon RF 24-70mm f/2.8L IS USM ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Tamron 28-75mm f/2.8 Di III VXD G2 if…
- ✓540g — lightest f/2.8 24-70 alternative
- ✓Better than first-party G Master at $899
- ✓Quiet VXD AF motor
Pick Canon RF 24-70mm f/2.8L IS USM if…
- ✓Fast autofocus
- ✓Weather-sealed
- ✓Premium optics
Score breakdown
Specs side-by-side
| Spec | Tamron 28-75mm f/2.8 Di III VXD G2 | Canon RF 24-70mm f/2.8L IS USM |
|---|---|---|
| Mount | Sony E | — |
| Focal length | 28-75 mm | — |
| Aperture | f/2.8 | — |
| Construction | 17 elements / 15 groups | — |
| Min focus | 0.18 m | — |
| Filter | 67 mm | — |
| Weight | 540 g | — |
Tamron 28-75mm f/2.8 Di III VXD G2
- +540g — lightest f/2.8 24-70 alternative
- +Better than first-party G Master at $899
- +Quiet VXD AF motor
- −28mm wide-end vs 24mm of Sony GM
- −No image stabilization
- −No fluorine front coating
Canon RF 24-70mm f/2.8L IS USM
- +Fast autofocus
- +Weather-sealed
- +Premium optics
- −Heavy
- −Expensive
- −Focus breathing varies
FAQ: Tamron 28-75mm f/2.8 Di III VXD G2 vs Canon RF 24-70mm f/2.8L IS USM
Which is better, Tamron 28-75mm f/2.8 Di III VXD G2 or Canon RF 24-70mm f/2.8L IS USM? +
Canon RF 24-70mm f/2.8L IS USM scores 94 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.
Is Tamron 28-75mm f/2.8 Di III VXD G2 worth the price? +
At $899, Tamron 28-75mm f/2.8 Di III VXD G2 delivers a Specdex score of 91 — strongest in value.
Is Canon RF 24-70mm f/2.8L IS USM worth the price? +
At $2,299, Canon RF 24-70mm f/2.8L IS USM delivers a Specdex score of 94 — strongest in sharpness.
Does Tamron 28-75mm f/2.8 Di III VXD G2 or Canon RF 24-70mm f/2.8L IS USM last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.