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  Comparison # 317 
 
Lens Sharpness Comparison

Sony 16-105 vs. Sigma 17-70

Sharpness at 60mm.
Tested Apertures F4/F5.6, F4.5/F5.6, F6.3
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_705Sony 16-105 F3.5-5.6 DT  
against
Photo_700 Sigma 17-70 F/2.8-4 DS Macro HSM
F5.6 1/250 100 60mm.    
  F4.0 1/320100 60mm.  
Photo by Sinan Ozturk  Photo by Sinan Ozturk 
Lens by Engin Ozogul
100% (1:1) Crop Samples
Sony 16-105 F3.5-5.6 DT
Focus Point
F/5.6
Brightness 141
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Center
F/5.6
Brightness 96
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Corner (Top Right)
F/5.6
Brightness 106
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Between Center and Top Right Corner
F/5.6
Brightness 119
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Around Center
F/5.6
Brightness 140
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Focus Point
F/4.0
Brightness 148
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/4.0
Brightness 104
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Right)
F/4.0
Brightness 104
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Right Corner
F/4.0
Brightness 131
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Around Center
F/4.0
Brightness 151
(Almost Same)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 2  
Photo_705Sony 16-105 F3.5-5.6 DT  
against
Photo_702 Sigma 17-70 F/2.8-4 DS Macro HSM
F5.6 1/250 100 60mm.    
  F4.5 1/250100 60mm.  
100% (1:1) Crop Samples
Sony 16-105 F3.5-5.6 DT
Focus Point
F/5.6
Brightness 141
6% Darker
Sony 16-105 F3.5-5.6 DT
Center
F/5.6
Brightness 96
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Corner (Top Right)
F/5.6
Brightness 106
(Almost Same)
Sony 16-105 F3.5-5.6 DT
Between Center and Top Right Corner
F/5.6
Brightness 119
6% Darker
Sony 16-105 F3.5-5.6 DT
Around Center
F/5.6
Brightness 140
5% Darker
Sigma 17-70 F/2.8-4 DS Macro HSM
Focus Point
F/4.5
Brightness 155
6% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/4.5
Brightness 105
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Right)
F/4.5
Brightness 115
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Right Corner
F/4.5
Brightness 135
6% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM
Around Center
F/4.5
Brightness 154
5% Brighter
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 3  
Photo_704Sony 16-105 F3.5-5.6 DT  
against
Photo_703 Sigma 17-70 F/2.8-4 DS Macro HSM
F6.3 1/160 100 60mm.    
  F6.3 1/125100 60mm.  
100% (1:1) Crop Samples
Sony 16-105 F3.5-5.6 DT
Focus Point
F/6.3
Brightness 144
9% Darker
Sony 16-105 F3.5-5.6 DT
Center
F/6.3
Brightness 97
6% Darker
Sony 16-105 F3.5-5.6 DT
Corner (Top Right)
F/6.3
Brightness 111
8% Darker
Sony 16-105 F3.5-5.6 DT
Between Center and Top Right Corner
F/6.3
Brightness 123
8% Darker
Sony 16-105 F3.5-5.6 DT
Around Center
F/6.3
Brightness 142
8% Darker
Sigma 17-70 F/2.8-4 DS Macro HSM
Focus Point
F/6.3
Brightness 165
9% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/6.3
Brightness 112
6% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Right)
F/6.3
Brightness 132
8% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Right Corner
F/6.3
Brightness 142
8% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM
Around Center
F/6.3
Brightness 163
8% Brighter
Display crops in Black & White
  EXIF  
 
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  Other Sony 16-105 F3.5-5.6 DT vs. Sigma 17-70 F/2.8-4 DS Macro HSM Comparisons  
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
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 16-105 vs. Sigma 17-70
Sharpness at 35mm.
Tested Apertures F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Sigma 17-70
Sharpness at 70mm.
Tested Apertures F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sigma 17-70 vs. Sony 16-105
Sharpness at 60mm.
Tested Apertures F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8, F10
Sony 16-105 vs. Sigma 17-70
Sharpness at 55mm.
Tested Apertures F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sony 16-105 vs. Sigma 17-70
Sharpness at 35mm.
Tested Apertures F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
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, F8, F10
Sigma 17-70 vs. Sony 16-105
Sharpness at 50mm.
Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F6.3, F7.1, F7.1, F8, F9, F10, F11
Sony 16-105 vs. Sigma 17-70
Sharpness at 35mm.
Tested Apertures F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F8, F11
Sigma 17-70 vs. Sony 16-105
Sharpness at 50mm.
Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8, F10
Sony 16-105 vs. Sigma 17-70
Sharpness at 60mm.
Tested Apertures F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F8
Sony 16-105 vs. Sigma 17-70
Sharpness at 35mm.
Tested Apertures F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Sigma 17-70
Sharpness at 28mm.
Tested Apertures F3.2/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3
Sony 16-105 vs. Sigma 17-70
Sharpness at 70mm.
Tested Apertures F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8, F10, F13
Sigma 17-70 vs. Sony 16-105
Sharpness at 35mm.
Tested Apertures F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8, F10
Sony 16-105 vs. Sigma 17-70
Sharpness at 50mm.
Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8, F10
Sony 16-105 vs. Sigma 17-70
Sharpness at 50mm.
Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Sigma 17-70
Sharpness at 55mm.
Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
  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
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
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
Sony 16-105 vs. Minolta 28-105
Sharpness at 35mm.
Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Sony 35mm 1.8
Sharpness at 35mm.
Tested Apertures F1.8/F5, F2.8/F5, F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
  Other Comparisons of Sigma 17-70 F/2.8-4 DS Macro HSM  
Sigma 17-70 vs. Minolta 28-105
Sharpness at 70mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
Sigma 17-70 vs. Minolta 35-105mm.
Sharpness at 70mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
Sigma 17-70 vs. Tamron 18-200
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. Sigma 17-70
Sharpness at 70mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Tokina 28-70 2.8 vs. Sigma 17-70
Sharpness at 70mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Sigma 17-70 vs. Sony 16-50
Sharpness at 28mm.
Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
Sigma 17-70 vs. Tamron 18-200
Sharpness at 28mm.
Tested Apertures F3.2/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1
Sigma 17-70 vs. Tokina 28-70 2.8
Sharpness at 28mm.
Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
Sigma 17-70 vs. Minolta 28-70 2.8
Sharpness at 28mm.
Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
Sony 18-55 vs. Sigma 17-70
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
Cosina 19-35 vs. Sigma 17-70
Sharpness at 28mm.
Tested Apertures F3.2/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1
Tamron 17-50 vs. Sigma 17-70
Sharpness at 28mm.
Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
Minolta 28-105 vs. Sigma 17-70
Sharpness at 28mm.
Tested Apertures F3.2/F3.5, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
Sigma 17-70 vs. Minolta 35-105mm.
Sharpness at 35mm.
Tested Apertures F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Sigma 17-70 vs. Minolta 28-105
Sharpness at 35mm.
Tested Apertures F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Sigma 17-70 vs. Sony 35mm 1.8
Sharpness at 35mm.
Tested Apertures F1.8/F3.5, F2.8/F3.5, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Sigma 17-70 vs. Tamron 17-50
Sharpness at 35mm.
Tested Apertures F2.8/F3.5, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Sigma 17-70 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
Sony 16-50 vs. Sigma 17-70
Sharpness at 35mm.
Tested Apertures F2.8/F3.5, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8