Lenses
Tamron 17-70mm f/2.8 Di III-A VC RXD Lens for Sony E APS-C
$599.00
Price captured 2026-09-21 · check Amazon for the current price.
The world's first f/2.8 constant-aperture 17-70mm zoom for APS-C — a third-party favorite that beats first-party lenses on value.
Price history
Editor scores (0–10) — not a manufacturer spec.
| Mount | Sony E |
|---|---|
| Focal length | 17-70mm |
| Max aperture | 2.8 |
| Weight | 544 g |
| Filter size | 67 mm |
| Stabilization | ✓ Yes |
| Weather sealing | ✓ Yes |
| Autofocus motor | RXD (stepping motor) |
| Min focus distance | — |
| Type | Zoom |
Editor's take
Tamron's constant f/2.8 standard zoom for Sony APS-C E-mount, the world's first lens of its kind covering 17-70mm — a widely praised, more affordable alternative to first-party Sony options.
The Tamron 17-70mm f/2.8 quickly became one of the best-selling third-party lenses for Sony APS-C bodies, and it's easy to see why: a fast constant f/2.8 aperture across a genuinely useful 17-70mm range, in a lens that costs less than most first-party alternatives while matching or beating them on image quality.
Tamron's RXD stepping-motor autofocus is quiet and fast, moisture-resistant construction with a fluorine coating on the front element adds durability, and built-in VC stabilization helps in low light and video. With over 1,700 reviews at 4.8 stars, it's one of the most consistently well-reviewed lenses in this entire catalog.
Pros
- Constant f/2.8 aperture across the full zoom range
- Significantly cheaper than equivalent first-party lenses
- Moisture-resistant build with fluorine coating
Cons
- APS-C only, not full-frame
- Six-year warranty requires registration through Tamron
- Slightly larger than some first-party APS-C zooms
Ideal for: Sony APS-C shooters who want a fast, versatile everyday zoom without paying first-party prices.
Reviews
Over 1,700 reviews at 4.8 stars make it one of the highest-rated lenses in the catalog, praised for its value and versatility.
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