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 Contemporary 56mm f/1.4 DC DN 56mm

Sigma Contemporary 56mm f/1.4 DC DN 56mm

Sigma
60 Overall Score

Scores

Video Cinema
Tamron
98
Sigma
69
Budget
Tamron
96
Sigma
52
Macro
Tamron
95
Sigma
80
Professional
Tamron
92
Sigma
69
Travel
Tamron
87
Sigma
32
Portrait
Tamron
85
Sigma
76
Landscape
Tamron
84
Sigma
42
Street
Tamron
79
Sigma
60
Wildlife Sports
Tamron
75
Sigma
56

Specifications

Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mmSigma Contemporary 56mm f/1.4 DC DN 56mm
Optics
Typezoomtelephoto
Focal Length Min17 mm56 mm
Focal Length Max70 mm56 mm
Elements16—
Groups12—
Aspherical Elements3★2
ED Elements2★1
CoatingFluorine CoatingSuper Multilayer Coating
Aperture
Max Aperturef/2.8f/1.4
Min Aperturef/2.8f/1.4
Constant✓✓
Diaphragm Blades99
Build
MountSony ESony E
FormatAPS-CAPS-C
Weather Sealed✓✓
Weight0.54 kg★1.67 kg
Filter Thread67 mm—
AF & Stabilization
AF TypeRXDStepping Motor★
Stabilization✓✓
Focus
Min Focus Distance190 mm56 mm★
Max Magnification1:4.8★—

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 Contemporary 56mm f/1.4 DC DN 56mm

  • Strong bokeh (97th percentile)97th %ile
  • Strong aperture (96th percentile)96th %ile
  • Strong macro (96th percentile)96th %ile
  • Strong af (87th percentile)87th %ile
  • Below average build (5th percentile)5th %ile
  • Below average social proof (7th percentile)7th %ile
  • Below average versatility (34th percentile)

Pricing

Sigma Contemporary 56mm f/1.4 DC DN 56mm is $119 cheaper (1.2x less).

Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm0.162score per dollar
vs
Sigma Contemporary 56mm f/1.4 DC DN 56mm0.125score per dollar

Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm offers 1.3x 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 Contemporary 56mm f/1.4 DC DN 56mm

Best Buy
$480
Amazon
$564

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 4 of 21 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 Contemporary 56mm f/1.4 DC DN 56mm