Canon RF 28-70mm f/2.8 IS STM

Canon RF 28-70mm f/2.8 IS STM

Canon
89 Overall Score
vs
Sigma 887975_AG5_1

Sigma 887975_AG5_1

Sigma
74 Overall Score

Scores

Macro
Canon
91
Sigma
83
Landscape
Canon
83
Sigma
90
Video Cinema
Canon
83
Sigma
61
Professional
Canon
82
Sigma
60
Travel
Canon
82
Sigma
79
Budget
Canon
80
Sigma
76
Wildlife Sports
Canon
79
Sigma
69
Street
Canon
68
Sigma
52
Portrait
Canon
53
Sigma
48

Specifications

Canon RF 28-70mm f/2.8 IS STMSigma 887975_AG5_1
Optics
Typezoomzoom
Focal Length Min28 mm16 mm
Focal Length Max70 mm300 mm
Elements1520
Groups1214
Aspherical Elements24★
ED Elements25★
CoatingSuper Spectra Coating (SSC)water- and oil-repellent coating
Aperture
Max Aperturef/2222-45★
Min Aperturef/2.83.5-6.7
Constant✓★✗
Diaphragm Blades99
Build
MountCanon RFSony E
Formatfull-frame★APS-C
Weather Sealed✓✓
Weight0.49 kg★2.24 kg
Filter Thread67 mm67 mm
AF & Stabilization
AF TypeSTM★HLA
Stabilization✓✓
Stabilization Stops5.5 stops6 stops★
Focus
Min Focus Distance239 mm170 mm★
Max Magnification1:4.21:2

Pros & Cons

Canon RF 28-70mm f/2.8 IS STM

  • Strong stabilization (99th percentile)99th %ile
  • Strong user sentiment (98th percentile)98th %ile
  • Strong social proof (89th percentile)89th %ile
  • Strong af (87th percentile)87th %ile
  • Below average aperture (21st percentile)
  • Below average bokeh (24th percentile)

Sigma 887975_AG5_1

  • Strong versatility (100th percentile)100th %ile
  • Strong stabilization (99th percentile)99th %ile
  • Strong optical (99th percentile)99th %ile
  • Strong macro (88th percentile)88th %ile
  • Below average build (13th percentile)13th %ile
  • Below average aperture (21st percentile)
  • Below average bokeh (24th percentile)

Pricing

Sigma 887975_AG5_1 is CA$499 cheaper (1.6x less).

Canon RF 28-70mm f/2.8 IS STM0.063score per dollar
vs
Sigma 887975_AG5_10.082score per dollar

Sigma 887975_AG5_1 offers 1.3x better value for money

Canon RF 28-70mm f/2.8 IS STM

Amazon.ca
CA$1,399
Bestbuy.ca
CA$1,599

Sigma 887975_AG5_1

Bestbuy.ca
CA$900
B&H Photo
CA$956
Amazon.ca
CA$999

Verdict

★ Winner: Canon RF 28-70mm f/2.8 IS STM

Scores 89 overall, wins 8 of 9 usage categories and 4 of 22 specs.

Canon RF 28-70mm f/2.8 IS STM Better at:

MacroBudgetStreetTravelPortraitProfessionalVideo CinemaWildlife Sports

Sigma 887975_AG5_1 Better at:

Landscape

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NIKKOR Z 17-28mm f/2.8
Nikon NIKKOR Z 17-28mm f/2.8
95 CA$1,512
Panasonic Leica DG Vario-Elmarit H-ES12035 35mm
92 CA$1,198
View Details & Prices: Canon RF 28-70mm f/2.8 IS STM View Details & Prices: Sigma 887975_AG5_1