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Canon EF 20-35mm f/3.5-4.5 USM versus Sigma 17-35mm F2.8-4 EX DG Aspherical HSM Canon

Scores and measurements are available only for tested lenses. For preview lenses, you can compare their specs.

Canon EF 20-35mm f/3.5-4.5 USM

DxOMark Score

Best at f=20mm & f/4[?]
17

Lens Metric Scores

Sharpness
[?]
12P-Mpix
Transmission
[?]
4.5TStop
Distortion
[?]
0.5%
Vignetting
[?]
-1.6EV
Chr. aberration
[?]
12µm
dxomark
Sigma 17-35mm F2.8-4 EX DG Aspherical HSM Canon

DxOMark Score

Best at f=17mm & f/2.8[?]
18

Lens Metric Scores

Sharpness
[?]
9P-Mpix
Transmission
[?]
3.9TStop
Distortion
[?]
0.4%
Vignetting
[?]
-1.6EV
Chr. aberration
[?]
9µm
dxomark
Canon EF 20-35mm f/3.5-4.5 USM
Announced1993-03-01 
Indicative price (USD) 299 
Aperturef/3.5-4.5  
Focal range (mm) 20 - 35  
Filter diameter (mm) 77 
Max diameter (mm) 83.5 
Mount typeCanon EF  
StabilizationNo  
AF MotorUSM  
Zoom typeRing  
Rotating front element  
Tripod mountNo  
ColorBlack  
Full-Time manual focusNA  
Number of lenses12  
Number of groups11  
Diaphragm blades5  
Circular aperture  
Length (mm)68.9  
Weight (gr)340  

Certain fields may be left blank. They will be updated as soon as possible.
dxomark
Sigma 17-35mm F2.8-4 EX DG Aspherical HSM Canon
Announced2003-11-01 
Indicative price (USD) 350 
Aperturef/2.8-4  
Focal range (mm) 17 - 35  
Filter diameter (mm) 77 
Max diameter (mm) 83.5 
Mount typeCanon EF  
StabilizationNo  
AF MotorHSM  
Zoom typeRing  
Rotating front elementNo  
Tripod mountNo  
ColorBlack  
Full-Time manual focusYes  
Number of lenses16  
Number of groups13  
Diaphragm blades8  
Circular apertureYes  
Length (mm)86.2  
Weight (gr)560  

Certain fields may be left blank. They will be updated as soon as possible.
dxomark

in P-Mpix
Focal: 20 - 24 - 28 - 35
 
Focal: 17 - 20 - 24 - 28 - 35
 
Aperture: 0
 
Aperture: 0
 
Focal: 20 - 24 - 28 - 35
 
Focal: 17 - 20 - 24 - 28 - 35
 

in EV

in EV
Focal: 20 - 24 - 28 - 35
 
Focal: 17 - 20 - 24 - 28 - 35
 
Aperture: 3.5 - 4 - 5.6 - 8 - 11 - 22
 
Aperture: 2.8 - 4 - 5.6 - 8 - 11 - 32
 

in micrometer