Tamron 17-70mm f/2.8 Di III-A VC RXD

Announced December 3, 2020

Compare Tamron 17-70mm f/2.8 Di III-A VC RXD
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PixelMeter The PixelMeter is our 1–100 aggregate of reviewer scores from trusted publications and creators. Weighted by source tier — not a raw average, and not PetaPixel’s own review.

Reviewer Consensus

Strong

The Tamron 17-70mm f/2.8 Di III-A VC RXD is a versatile, constant-aperture zoom that serves as an effective all-in-one solution for APS-C photographers. Although its size and weight can feel unbalanced on smaller bodies, it remains a highly recommended, feature-rich choice for both photo and video.

Weighted from 19 reviewer scores

Pros

  • Sharp image quality with minimal focus breathing
  • Fast, quiet, and reliable autofocus performance
  • Effective built-in vibration compensation
  • Versatile focal range with a constant f/2.8 aperture
  • Durable weather-resistant construction with fluorine coating

Cons

  • Noticeable vignetting and distortion at wider focal lengths
  • Larger and heavier physical footprint than some alternatives
  • Complex or busy bokeh quality
  • Lacks physical switches for focus or stabilization control
  • Softness and performance drop-off at the longer end of the zoom
  • Launch price $799 (USD)
  • Focal length & aperture 17-70mm f/2.8
  • Mount & coverage Sony E, Nikon Z, Canon RF, Fujifilm X APS-C
  • Stabilization Optical IS
  • Close focus 19 cm (0.21x)
  • Filter thread 67mm
  • Autofocus motor Stepper motor
  • Weight & size 525g (1 lb 2.5 oz) · 74.6 x 119.3 mm (2.94 x 4.70 in)

What the Reviewers Say

All 19 expert reviews, weighted into the PixelMeter score.

Specifications

General

Announcement date December 3, 2020
Launch MSRP $799
Lens mount Sony E, Nikon Z, Canon RF, Fujifilm X
Image circle coverage APS-C
Lens type Zoom

Optical Design

Elements 16
Groups 12

Focal Length & Aperture

Focal length (wide) 17mm
Focal length (tele) 70mm
Max aperture f/2.8
Minimum aperture f/16
Diaphragm blades 9

Angle of View

Diagonal angle of view 79° - 55°

Focusing

Autofocus motor Stepper motor
Minimum focus distance 19 cm
Maximum magnification 0.21x
Focus mechanism Internal focus

Stabilization

Optical stabilization (OIS) Yes

Controls

Aperture ring No

Build

Weight 525g (1 lb 2.5 oz)
Maximum diameter 74.6mm (2.94 in)
Length 119.3mm (4.70 in)
Filter thread 67mm
Weather sealing Partial sealing
Internal zoom No

In the Box

Lens hood Yes