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Tamron 17-70mm F2.8 Di III-A VC RXD

Canon RF Autofocus OIS

Tamron 17-70mm F2.8 Di III-A VC RXD

Focal length
17–70 mm
Aperture
f/2.8
Weight
530 g
Filter diameter
67 mm
Min. focus distance
19 cm
Length
117.3 mm

Overview

The Tamron 17–70mm F2.8 Di III-A VC RXD is an impressive lens designed specifically for Sony E-mount cameras. This versatile zoom lens offers a focal range that makes it ideal for a variety of photography styles, from landscapes to portraits. With a constant maximum aperture of f/2.8, it provides excellent low-light performance and depth-of-field control, allowing creatives to capture stunning images with beautiful bokeh.

One of the standout features of the Tamron 17–70mm is its Vibration Compensation (VC) system. This stabilization technology is particularly beneficial for handheld shooting, as it helps to minimize camera shake, resulting in sharper images at slower shutter speeds. This is especially advantageous for videographers looking for a reliable lens that can produce steady footage in dynamic shooting environments.

The build quality of this lens is impressive, with a robust yet lightweight design that balances well on Sony's mirrorless cameras. The lens incorporates weather-sealing, making it more resilient against dust and moisture, offering peace of mind for outdoor photography. The smooth and responsive autofocus ensures that you can quickly lock onto subjects, further enhancing its usability for both candid shots and planned compositions.

However, there are some aspects to consider. While the lens delivers great image quality overall, there can be a slight softening at the corners when shooting at wider apertures, particularly at 17mm. Additionally, due to the zoom range, it may exhibit some barrel distortion at the wide end that requires correction in post-processing for critical work.

Users have also noted that the lens can feel a tad bulky compared to prime lenses in similar focal ranges, which might be a consideration for those who prioritize portability. This weight and size can be more pronounced when used on smaller camera bodies.

Pros and Cons

Pros

  • Versatile zoom range suitable for a variety of photography genres.
  • Constant f/2.8 aperture allows for outstanding low-light performance.
  • Vibration Compensation (VC) enhances stability for handheld shooting.
  • Good build quality with weather-sealing for outdoor use.
  • Fast and accurate autofocus system.

Cons

  • Slight softening at the corners at wider apertures.
  • Barrel distortion at the wide end requiring post-processing correction.
  • Bulkier compared to some prime lenses, which may affect portability.

Verdict

Overall, the Tamron 17–70mm F2.8 Di III-A VC RXD is a strong contender for Sony E-mount users looking for a versatile and reliable lens. It combines excellent performance with solid construction, making it a great choice for enthusiasts and professionals alike. While it has its minor drawbacks, the benefits far outweigh them, making this lens an excellent addition to any photographer's toolkit.

Technical Specifications

min focal length
17 mm
max focal length
70 mm
max f (min zoom)
f/2.8
max f (max zoom)
f/2.8
min. aperture
f/22
Elements
16
Groups
12
Weight
530 g (1.17 lb)
Filter diameter
67 mm
min focus distance
19 cm (7.48 in)
Length
117.3 mm (4.62 in)
Diameter
74.6 mm (2.94 in)

Simulate depth of field and angle of view

Which cameras does the Tamron 17-70mm F2.8 Di III-A VC RXD fit?

The Tamron 17-70mm F2.8 Di III-A VC RXD is designed for APS-C sensors. On APS-C Canon RF cameras its field of view equals 27-112 mm in full-frame terms. Full-frame bodies use it in APS-C (crop) mode, recording only part of the sensor and fewer megapixels.

Canon RF cameras

Full frame (in APS-C mode):
Canon EOS R6 V, Canon EOS R6 Mark III, Canon EOS C50, Canon EOS R1, Canon EOS R5 Mark II, Canon EOS C400, Canon EOS C80, Canon EOS R8, Canon EOS R6 Mark II, Canon EOS R5 C, Canon EOS R3, Canon EOS R5, Canon EOS R6, Canon EOS Ra, Canon EOS RP, Canon EOS R
APS-C:
Canon EOS R50 V, Canon EOS R100, Canon EOS R50, Canon EOS R7, Canon EOS R10, Canon EOS C70

Tamron 17-70mm F2.8 Di III-A VC RXD compared

Key specs side by side with the most similar Canon RF lenses.

LensTamron 17-70mm F2.8 Di III-A VC RXDSigma 18-50mm F2.8 DC DN ContemporaryCanon RF 24-70mm F2.8L IS USMCanon RF-S 18-45mm F4.5-6.3 IS STM
Focal length17-70 mm18-50 mm24-70 mm18-45 mm
Max. aperturef/2.8f/2.8f/2.8f/4.5-6.3
Weight530 g300 g900 g130 g
Filter diameter67 mm55 mm82 mm49 mm
Min. focus distance19 cm12.1 cm21 cm20 cm
Length117.3 mm74.5 mm126 mm44 mm
Autofocusyesyesyesyes
Image stabilizationyesnoyesyes

This lens is also available for

Tamron 17-70mm F2.8 Di III-A VC RXD: FAQ

Does the Tamron 17-70mm F2.8 Di III-A VC RXD have autofocus?

Yes, the Tamron 17-70mm F2.8 Di III-A VC RXD has autofocus.

Does the Tamron 17-70mm F2.8 Di III-A VC RXD have image stabilization?

Yes, the Tamron 17-70mm F2.8 Di III-A VC RXD has optical image stabilization.

How much does the Tamron 17-70mm F2.8 Di III-A VC RXD weigh?

The Tamron 17-70mm F2.8 Di III-A VC RXD weighs 530 g. It is 117.3 mm long with a diameter of 74.6 mm.

What filter size does the Tamron 17-70mm F2.8 Di III-A VC RXD use?

The Tamron 17-70mm F2.8 Di III-A VC RXD takes 67 mm screw-in filters.

How close can the Tamron 17-70mm F2.8 Di III-A VC RXD focus?

The minimum focus distance of the Tamron 17-70mm F2.8 Di III-A VC RXD is 19 cm, measured from the sensor plane.

Is the Tamron 17-70mm F2.8 Di III-A VC RXD a full-frame lens?

No, the Tamron 17-70mm F2.8 Di III-A VC RXD is an APS-C lens. On APS-C cameras its field of view equals 27-112 mm in full-frame terms.

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