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Zeiss Distagon T 21mm f/2.8 ZE Canon versus Sigma 12-24mm f4.5-5.6 EX DG Canon

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

Carl Zeiss Distagon T 21mm f/2.8 ZE Canon

DxOMark Score

Best at f=21mm & f/2.8[?]
15

Lens Metric Scores

Sharpness
[?]
9P-Mpix
Transmission
[?]
3.2TStop
Distortion
[?]
0.5%
Vignetting
[?]
-0.9EV
Chr. aberration
[?]
5µm
dxomark
Sigma 12-24mm f4.5-5.6 EX DG Canon

DxOMark Score

Best at f=12mm & f/4.5[?]
8

Lens Metric Scores

Sharpness
[?]
4P-Mpix
Transmission
[?]
6TStop
Distortion
[?]
0.2%
Vignetting
[?]
-0.9EV
Chr. aberration
[?]
46µm
dxomark
Carl Zeiss Distagon T 21mm f/2.8 ZE Canon
Announced2008-12-01 
Indicative price (USD) 1730 
Aperturef/2.8  
Focal range (mm) 21  
Filter diameter (mm) 82 
Max diameter (mm) 87 
Mount typeCanon EF  
StabilizationNo  
AF MotorNo  
Zoom type/  
Rotating front elementNo  
Tripod mountNo  
ColorBlack  
Full-Time manual focus/  
Number of lenses16  
Number of groups13  
Diaphragm blades9  
Circular apertureYes  
Length (mm)95  
Weight (gr)600  

Certain fields may be left blank. They will be updated as soon as possible.
dxomark
Sigma 12-24mm f4.5-5.6 EX DG Canon
Announced2003-06-01 
Indicative price (USD) 840 
Aperturef/4.5-5.6  
Focal range (mm) 12 - 24  
Filter diameter (mm)
Max diameter (mm) 87 
Mount typeCanon EF  
StabilizationNo  
AF MotorHSM  
Zoom typeRing  
Rotating front elementNo  
Tripod mountNo  
ColorBlack  
Full-Time manual focus  
Number of lenses16  
Number of groups12  
Diaphragm blades6  
Circular apertureNo  
Length (mm)102.5  
Weight (gr)600  

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

in P-Mpix
Focal: 21
 
Focal: 12 - 17 - 20 - 24
 
Aperture: 0
 
Aperture: 0
 
Focal: 21
 
Focal: 12 - 17 - 20 - 24
 

in EV

in EV
Focal: 21
 
Focal: 12 - 17 - 20 - 24
 
Aperture: 2.8 - 4 - 5.6 - 8 - 11 - 22
 
Aperture: 4.5 - 5.6 - 8 - 11 - 22
 

in micrometer