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  Comparison # 126 
 
Lens Sharpness Comparison

Sony 16-105 vs. Sigma 10-20 F4-5.6

Sharpness at 16mm.
Tested Apertures F3.5/F5, F5.6, F11
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_313Sony 16-105 F3.5-5.6 DT  
against
Photo_315 Sigma 10-20mm. F/4-5.6
F3.5 1/1250 100 16mm.    
  F5.0 1/640100 16mm.  
Photo by Sinan Ozturk  Photo by Sinan Ozturk 
100% (1:1) Crop Samples
Sony 16-105 F3.5-5.6 DT
Border (Top)
F/3.5
Brightness 165
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Focus Point
F/3.5
Brightness 114
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Center
F/3.5
Brightness 138
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Corner (Bottom Right)
F/3.5
Brightness 140
5% Brighter
Sigma 10-20mm. F/4-5.6
Border (Top)
F/5.0
Brightness 158
(Almost Same)
Sigma 10-20mm. F/4-5.6
Focus Point
F/5.0
Brightness 108
(Almost Same)
Sigma 10-20mm. F/4-5.6
Center
F/5.0
Brightness 143
(Almost Same)
Sigma 10-20mm. F/4-5.6
Corner (Bottom Right)
F/5.0
Brightness 127
5% Darker
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 2  
Photo_312Sony 16-105 F3.5-5.6 DT  
against
Photo_316 Sigma 10-20mm. F/4-5.6
F5.6 1/640 100 16mm.    
  F5.6 1/640100 16mm.  
100% (1:1) Crop Samples
Sony 16-105 F3.5-5.6 DT
Border (Top)
F/5.6
Brightness 170
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Focus Point
F/5.6
Brightness 120
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Center
F/5.6
Brightness 144
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Corner (Bottom Right)
F/5.6
Brightness 168
11% Brighter
Sigma 10-20mm. F/4-5.6
Border (Top)
F/5.6
Brightness 167
(Almost Same)
Sigma 10-20mm. F/4-5.6
Focus Point
F/5.6
Brightness 118
(Almost Same)
Sigma 10-20mm. F/4-5.6
Center
F/5.6
Brightness 154
(Almost Same)
Sigma 10-20mm. F/4-5.6
Corner (Bottom Right)
F/5.6
Brightness 140
11% Darker
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 3  
Photo_314Sony 16-105 F3.5-5.6 DT  
against
Photo_317 Sigma 10-20mm. F/4-5.6
F11.0 1/160 100 16mm.    
  F11.0 1/160100 16mm.  
100% (1:1) Crop Samples
Sony 16-105 F3.5-5.6 DT
Border (Top)
F/11.0
Brightness 171
6% Darker
Sony 16-105 F3.5-5.6 DT
Focus Point
F/11.0
Brightness 122
5% Darker
Sony 16-105 F3.5-5.6 DT
Center
F/11.0
Brightness 147
7% Darker
Sony 16-105 F3.5-5.6 DT
Corner (Bottom Right)
F/11.0
Brightness 170
(Almost Same)
Sigma 10-20mm. F/4-5.6
Border (Top)
F/11.0
Brightness 186
6% Brighter
Sigma 10-20mm. F/4-5.6
Focus Point
F/11.0
Brightness 136
5% Brighter
Sigma 10-20mm. F/4-5.6
Center
F/11.0
Brightness 166
7% Brighter
Sigma 10-20mm. F/4-5.6
Corner (Bottom Right)
F/11.0
Brightness 173
(Almost Same)
Display crops in Black & White
  EXIF  
 
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  Other Sony 16-105 F3.5-5.6 DT vs. Sigma 10-20mm. F/4-5.6 Comparisons  
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
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
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
Sony 16-105 vs. Sigma 10-20 F4-5.6
at 16mm.
F2.8 and F8
Sony 16-105 vs. Sigma 10-20 F4-5.6
Sharpness at 16mm.
Tested Apertures F3.5/F5, F5.6, F8, F11
Sigma 10-20 F4-5.6 vs. Sony 16-105
Sharpness at 16mm.
Tested Apertures F3.5/F5, F6.3, F11
  Other Comparisons of Sony 16-105 F3.5-5.6 DT  
Minolta 28-105 vs. Sony 16-105
Sharpness at 70mm.
Tested Apertures F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8
Minolta 35-105mm. vs. Sony 16-105
Sharpness at 70mm.
Tested Apertures F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8
Tamron 18-200 vs. Sony 16-105
Sharpness at 70mm.
Tested Apertures F5.6, F6.3, F7.1, F8
Sigma 17-70 vs. Sony 16-105
Sharpness at 70mm.
Tested Apertures F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8
Minolta 28-70 2.8 vs. Sony 16-105
Sharpness at 70mm.
Tested Apertures F2.8/F5.6, F3.5/F5.6, F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8
Tokina 28-70 2.8 vs. Sony 16-105
Sharpness at 70mm.
Tested Apertures F2.8/F5.6, F3.5/F5.6, F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Minolta 28-105
Sharpness at 105mm.
Tested Apertures F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Minolta 35-105mm.
Sharpness at 105mm.
Tested Apertures F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Tamron 18-200
Sharpness at 105mm.
Tested Apertures F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Sony 16-50
Sharpness at 28mm.
Tested Apertures F2.8/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1
Sony 16-105 vs. Tamron 18-200
Sharpness at 28mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1
Sony 16-105 vs. Tokina 28-70 2.8
Sharpness at 28mm.
Tested Apertures F2.8/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1
Sony 16-105 vs. Minolta 28-70 2.8
Sharpness at 28mm.
Tested Apertures F2.8/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1
Sigma 17-70 vs. Sony 16-105
Sharpness at 28mm.
Tested Apertures F3.2/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1
Sony 18-55 vs. Sony 16-105
Sharpness at 28mm.
Tested Apertures F4.5, F5, F5.6, F6.3, F7.1
Cosina 19-35 vs. Sony 16-105
Sharpness at 28mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1
Tamron 17-50 vs. Sony 16-105
Sharpness at 28mm.
Tested Apertures F2.8/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1
Minolta 28-105 vs. Sony 16-105
Sharpness at 28mm.
Tested Apertures F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1
Sony 16-105 vs. Minolta 35-105mm.
Sharpness at 35mm.
Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
  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 12-24 vs. Sigma 10-20 F4-5.6
Sharpness at 13mm.
Tested Apertures F4.5, F5.6, F8, F11, F16, F22
Sigma 10-20 F4-5.6 vs. Sigma 12-24
Sharpness at 12mm.
Tested Apertures F4.5, F8, F16
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 12-24 vs. Sigma 10-20 F4-5.6
Sharpness at 13mm.
Tested Apertures F5, F5.6, F8, F11, F16, F16/F22