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  Comparison # 2886 
 
Lens Sharpness Comparison

Sigma 10-20 F4-5.6 vs. Sigma 12-24

Sharpness at 12mm.
Tested Apertures F4.5, F8, F16
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_5833Sigma 12-24 F4.5-5.6 DG  
against
Photo_5836 Sigma 10-20mm. F/4-5.6
F4.5 1/800 100 12mm.    
  F4.5 1/800100 12mm.  
Photo by Sinan Ozturk  Photo by Sinan Ozturk 
100% (1:1) Crop Samples
Sigma 12-24 F4.5-5.6 DG
Center
F/4.5
Brightness 50
(Almost Same)
Sigma 12-24 F4.5-5.6 DG
Border (Right)
F/4.5
Brightness 28
(Almost Same)
Sigma 12-24 F4.5-5.6 DG
Between Center and Left Border
F/4.5
Brightness 57
(Almost Same)
Sigma 10-20mm. F/4-5.6
Center
F/4.5
Brightness 57
(Almost Same)
Sigma 10-20mm. F/4-5.6
Border (Right)
F/4.5
Brightness 31
(Almost Same)
Sigma 10-20mm. F/4-5.6
Between Center and Left Border
F/4.5
Brightness 56
(Almost Same)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 2  
Photo_5834Sigma 12-24 F4.5-5.6 DG  
against
Photo_5837 Sigma 10-20mm. F/4-5.6
F8.0 1/250 100 12mm.    
  F8.0 1/250100 12mm.  
100% (1:1) Crop Samples
Sigma 12-24 F4.5-5.6 DG
Center
F/8.0
Brightness 49
8% Darker
Sigma 12-24 F4.5-5.6 DG
Border (Right)
F/8.0
Brightness 34
(Almost Same)
Sigma 12-24 F4.5-5.6 DG
Between Center and Left Border
F/8.0
Brightness 59
8% Darker
Sigma 10-20mm. F/4-5.6
Center
F/8.0
Brightness 69
8% Brighter
Sigma 10-20mm. F/4-5.6
Border (Right)
F/8.0
Brightness 44
(Almost Same)
Sigma 10-20mm. F/4-5.6
Between Center and Left Border
F/8.0
Brightness 78
8% Brighter
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 3  
Photo_5835Sigma 12-24 F4.5-5.6 DG  
against
Photo_5838 Sigma 10-20mm. F/4-5.6
F16.0 1/60 100 12mm.    
  F16.0 1/60100 12mm.  
100% (1:1) Crop Samples
Sigma 12-24 F4.5-5.6 DG
Center
F/16.0
Brightness 53
6% Darker
Sigma 12-24 F4.5-5.6 DG
Border (Right)
F/16.0
Brightness 38
(Almost Same)
Sigma 12-24 F4.5-5.6 DG
Between Center and Left Border
F/16.0
Brightness 67
(Almost Same)
Sigma 10-20mm. F/4-5.6
Center
F/16.0
Brightness 69
6% Brighter
Sigma 10-20mm. F/4-5.6
Border (Right)
F/16.0
Brightness 47
(Almost Same)
Sigma 10-20mm. F/4-5.6
Between Center and Left Border
F/16.0
Brightness 76
(Almost Same)
Display crops in Black & White
  EXIF  
 
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  Other Sigma 10-20mm. F/4-5.6 vs. Sigma 12-24 F4.5-5.6 DG Comparisons  
Sigma 12-24 vs. Sigma 10-20 F4-5.6
Sharpness at 13mm.
Tested Apertures F4.5, F5.6, F8, F11, F16, F22
Sigma 12-24 vs. Sigma 10-20 F4-5.6
Sharpness at 13mm.
Tested Apertures F5, F5.6, F8, F11, F16, F16/F22
Sigma 10-20 vs. Sigma 12-24
at 10-12mm.
Wide Angle Video Shot
Sigma 10-20 F4-5.6 vs. Sigma 12-24
Sharpness at 17mm.
Tested Apertures F5/F5.6, F5.6, F6.3
  Other Comparisons of Sigma 10-20mm. F/4-5.6  
Sigma 10-20 F4-5.6 vs. Vivitar 13mm 2.8
Sharpness at 13mm.
Tested Apertures F2.8/F4.5, F4/F4.5, F5.6, F8, F11, F16, F22
Sigma 10-20 F4-5.6 vs. Vivitar 13mm 2.8
Sharpness at 13mm.
Tested Apertures F2.8/F5, F4/F5, F5.6, F8, F11, F16, F16/F22
Sigma 10-20 F4-5.6 vs. Samsung 18-55
Sharpness at 18mm.
Tested Apertures F3.5/F5.6, F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F8, F10
Sigma 10-20 F4-5.6 vs. Sony E.16-50
Sharpness at 18mm.
Tested Apertures F3.5/F5.6, F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F8, F10
Sony 18-200 vs. Sigma 10-20 F4-5.6
Sharpness at 18mm.
Tested Apertures F3.5/F5.6, F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F8, F10
Tamron 18-200 vs. Sigma 10-20 F4-5.6
Sharpness at 18mm.
Tested Apertures F3.5/F5.6, F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F8, F10
Tamron 17-50 vs. Sigma 10-20 F4-5.6
Sharpness at 18mm.
Tested Apertures F2.8/F5.6, F3.2/F5.6, F3.5/F5.6, F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F8, F10
Sony 16-105 vs. Sigma 10-20 F4-5.6
Sharpness at 18mm.
Tested Apertures F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F8, F10
Sony 16-50 vs. Sigma 10-20 F4-5.6
Sharpness at 18mm.
Tested Apertures F2.8/F5.6, F3.2/F5.6, F3.5/F5.6, F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F8, F10
Sony 18-55 vs. Sigma 10-20 F4-5.6
Sharpness at 18mm.
Tested Apertures F3.5/F5.6, F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F8, F10
Sigma 10-20 F4-5.6 vs. Sony E.16-50
Sharpness at 16mm.
Tested Apertures F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F8
Sigma 10-20 F4-5.6 vs. Sony 16-50
Sharpness at 16mm.
Tested Apertures F2.8/F5, F3.2/F5, F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F8
Sigma 10-20 F4-5.6 vs. Sony 16-105
Sharpness at 16mm.
Tested Apertures F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F8
Sigma 10-20 F4-5.6 Sharpness Test at 20mm.
at 20mm.
Tested Apertures Between F5.6 to F13.0
Sigma 10-20 F4-5.6 Sharpness Test at 10mm.
at 10mm.
Tested Apertures Between F4.0 to F13.0
Sony 18-55 vs. Sigma 10-20 F4-5.6
Sharpness at 17-18mm.
Tested Apertures F3.5/F5, F4.5/F5, F5.6, F6.3
Tamron 18-200 vs. Sigma 10-20 F4-5.6
Sharpness at 17-18mm.
Tested Apertures F3.5/F5, F4.5/F5, F5.6, F6.3
Sony 16-50 vs. Sigma 10-20 F4-5.6
Sharpness at 17mm.
Tested Apertures F2.8/F5, F4.5/F5, F5.6, F6.3
Sony 16-105 vs. Sigma 10-20 F4-5.6
Sharpness at 16-18mm.
Tested Apertures F3.5/F5, F4.5/F5, F5.6, F6.3
  Other Comparisons of Sigma 12-24 F4.5-5.6 DG  
Sigma 12-24 vs. Vivitar 13mm 2.8
Sharpness at 13mm.
Tested Apertures F2.8/F4.5, F4/F4.5, F5.6, F8, F11, F16, F22
Sigma 12-24 vs. Vivitar 13mm 2.8
Sharpness at 13mm.
Tested Apertures F2.8/F4.5, F4/F4.5, F5.6, F8, F11, F16, F22
Sigma 12-24 vs. Vivitar 13mm 2.8
Sharpness at 13mm.
Tested Apertures F2.8/F4.5, F4/F4.5, F5.6, F8, F11, F16, F22
Sigma 12-24 vs. Vivitar 13mm 2.8
Sharpness at 13mm.
Tested Apertures F2.8/F5, F4/F5, F5.6, F8, F11, F16, F22
Sigma 12-24 Sharpness Test at 24mm.
at 24mm.
Tested Apertures Between F5.6 to F13.0
Sigma 12-24 Sharpness Test at 12mm.
at 12mm.
Tested Apertures Between F4.5 to F13.0
Sigma 12-24 F4.5-5.6 DG Video Auto Focus Performance
at 12-24mm.
Auto Focus Noise (Sound), AF Speed and Focus Hunting Test (in Silent Enviroment)
Sony 18-55 vs. Sigma 12-24
Sharpness at 17-18mm.
Tested Apertures F3.5/F5.6, F4.5/F5.6, F5.6, F6.3
Tamron 18-200 vs. Sigma 12-24
Sharpness at 17-18mm.
Tested Apertures F3.5/F5.6, F4.5/F5.6, F5.6, F6.3
Sony 16-50 vs. Sigma 12-24
Sharpness at 17mm.
Tested Apertures F2.8/F5.6, F4.5/F5.6, F5.6, F6.3
Sony 16-105 vs. Sigma 12-24
Sharpness at 16-17mm.
Tested Apertures F3.5/F5.6, F4.5/F5.6, F5.6, F6.3
Tamron 17-50 vs. Sigma 12-24
Sharpness at 17-18mm.
Tested Apertures F2.8/F5.6, F4.5/F5.6, F5.6, F6.3