Tamron 70-300mm F/4.5-6.3 Di III RXD Lens
The Tamron A047 is a 70–300mm f/4.5 lens designed for Sony E mount cameras. Used copies start from $325 on GearFocus, with buyer protection on every purchase.

Tamron 70-300mm F/4.5-6.3 Di III RXD Lens
Used Tamron A047 Listings on GearFocus
Lens Overview — Tamron A047
Key Features — Tamron A047
70-300mm Telephoto Zoom: Covers a versatile telephoto range suitable for portraits, sports, wildlife, and distant subjects from a single lens.
Sony E-Mount, Full-Frame: Designed exclusively for Sony E-mount mirrorless cameras with full image circle coverage on full-frame bodies like the Sony A7 and A9 series.
RXD Autofocus Motor: Rapid and quiet autofocus drive system well-suited for both still photography and video shooting.
f/4.5-6.3 Maximum Aperture: Variable aperture across the zoom range provides reasonable light gathering at 70mm while keeping the lens compact and lightweight.
Compact 545g Build: At 545 grams, this lens is notably light for a 300mm telephoto zoom, making it practical for travel and handheld shooting.
67mm Filter Thread: A common and affordable filter thread size makes it easy to pair with ND, polarizing, or UV filters without specialist accessories.
Lens Specifications — Tamron A047
| Spec | Detail |
|---|---|
| Use Cases | Wildlife, Sports, Travel |
| Lens Type | Zoom |
| Format | Full Frame |
| Zoom/Prime | Zoom |
| Focal Length | 70–300mm |
| Maximum Aperture | f/4.5 |
| Camera System | Mirrorless |
| Lens Mount | Sony E |
| Autofocus | Yes |
| Focus Type | Auto, Manual |
| Image Stabilization | None |
| Filter Thread | 67mm |
Description — Tamron A047
The Tamron 70-300mm F/4.5-6.3 Di III RXD is a telephoto zoom lens built for Sony E-mount full-frame mirrorless cameras. It covers a focal length range of 70mm to 300mm, placing it firmly in the telephoto category and providing reach for a variety of distant-subject photography. The maximum aperture starts at f/4.5 at the wide end, stepping down to f/6.3 at the long end.
Both auto and manual focus modes are available, giving shooters flexibility across different scenarios. The lens accepts 67mm screw-in filters, keeping accessory compatibility broad and affordable. At 545 grams, it delivers meaningful telephoto reach while remaining relatively compact within its class.
Image stabilization is not present in this lens, so photographers should factor in the stabilization capabilities of their camera body when planning handheld shooting at longer focal lengths. The lens is classified as a full-frame format optic within the Sony E-mount system, ensuring full coverage for Sony's full-frame mirrorless lineup.
Pros — Tamron A047
- ✓Wide focal length range of 70-300mm covers telephoto needs from portraits to distant subjects
- ✓Designed for full-frame Sony E-mount mirrorless cameras, ensuring full image circle coverage
- ✓Both auto and manual focus modes are supported for flexible shooting control
Cons — Tamron A047
- ✗No image stabilization built into the lens, requiring reliance on in-body stabilization
- ✗Maximum aperture of f/4.5-6.3 is modest, limiting performance in lower light conditions at longer focal lengths
- ✗Exclusive Sony E-mount compatibility limits the lens to one camera system
Videos — Tamron A047
TAMRON 70-300 REVIEW for Sony E-Mount | Worth It or SAVE the Money? — Jared Polin







