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

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

Tamron
97 Overall Score
vs
Sigma Sports 70-200mm f/2.8 DG DN OS

Sigma Sports 70-200mm f/2.8 DG DN OS

Sigma
67 Overall Score

Scores

Video Cinema
Tamron
98
Sigma
71
Budget
Tamron
96
Sigma
69
Macro
Tamron
95
Sigma
69
Professional
Tamron
92
Sigma
65
Travel
Tamron
87
Sigma
60
Portrait
Tamron
85
Sigma
47
Landscape
Tamron
84
Sigma
72
Street
Tamron
79
Sigma
52
Wildlife Sports
Tamron
75
Sigma
64

Specifications

Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mmSigma Sports 70-200mm f/2.8 DG DN OS
Optics
Typezoomzoom
Focal Length Min17 mm70 mm
Focal Length Max70 mm200 mm
Elements1620
Groups1215
Aspherical Elements33
ED Elements210★
CoatingFluorine CoatingSuper Multi-Layer Coating
Aperture
Max Aperturef/2.8f/22
Min Aperturef/2.8f/2.8
Constant✓✓
Diaphragm Blades911★
Build
MountSony ESony E
FormatAPS-Cfull-frame★
Weather Sealed✓✓
Weight0.54 kg★1.34 kg
Filter Thread67 mm77 mm
AF & Stabilization
AF TypeRXDHSM
Stabilization✓✓
Stabilization Stops—7.5 stops★
Focus
Min Focus Distance190 mm★650 mm
Max Magnification1:4.81:5.2

Pros & Cons

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

  • Strong optical (91st percentile)91st %ile
  • Strong versatility (90th percentile)90th %ile
  • Strong bokeh (87th percentile)87th %ile
  • Strong macro (86th percentile)86th %ile

Sigma Sports 70-200mm f/2.8 DG DN OS

  • Strong optical (100th percentile)100th %ile
  • Strong stabilization (100th percentile)100th %ile
  • Strong versatility (79th percentile)
  • Strong social proof (72nd percentile)
  • Below average aperture (20th percentile)20th %ile
  • Below average build (21st percentile)
  • Below average bokeh (33rd percentile)

Pricing

Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm is $800 cheaper (2.3x less).

Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm0.162score per dollar
vs
Sigma Sports 70-200mm f/2.8 DG DN OS0.048score per dollar

Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm offers 3.4x better value for money

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

Newegg
refurbished$585
Amazon
$599
Adorama
$599
Best Buy
$600
Best Buy
open-box$612

Sigma Sports 70-200mm f/2.8 DG DN OS

Amazon
$1,399
Newegg
$1,510
Adorama
$1,649
Best Buy
$1,649
B&H Photo
$1,649

Verdict

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

Scores 97 overall, wins 9 of 9 usage categories and 2 of 22 specs.

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

MacroBudgetStreetTravelPortraitLandscapeProfessionalVideo CinemaWildlife Sports

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View Details & Prices: Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm View Details & Prices: Sigma Sports 70-200mm f/2.8 DG DN OS