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  Comparison # 1871 
  
Lens Sharpness Comparison

Sigma 17-70 vs. Sony 16-50
Sharpness at 28mm.
Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F6.3, F8, F10
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_3680Sony 16-50 DT F2.8 SAM  
against
Photo_3701 Sigma 17-70 F/2.8-4 DS Macro HSM
F2.8 1/1000 100 28mm.    
  F3.2 1/640100 28mm.  
Photo by Sinan Ozturk  Photo by Sinan Ozturk 
100% (1:1) Crop Samples
Sony 16-50 DT F2.8 SAM
Center
F/2.8
Brightness 125
(Almost Same)
Sony 16-50 DT F2.8 SAM
Center
F/2.8
Brightness 141
(Almost Same)
Sony 16-50 DT F2.8 SAM
Border (Top)
F/2.8
Brightness 112
(Almost Same)
Sony 16-50 DT F2.8 SAM
Corner (Top Right)
F/2.8
Brightness 94
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Top Right Corner
F/2.8
Brightness 103
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Bottom Border
F/2.8
Brightness 139
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/3.2
Brightness 133
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/3.2
Brightness 150
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Border (Top)
F/3.2
Brightness 114
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Right)
F/3.2
Brightness 92
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Right Corner
F/3.2
Brightness 105
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Bottom Border
F/3.2
Brightness 143
(Almost Same)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 2  
Photo_3681Sony 16-50 DT F2.8 SAM  
against
Photo_3702 Sigma 17-70 F/2.8-4 DS Macro HSM
F3.5 1/640 100 28mm.    
  F3.5 1/640100 28mm.  
100% (1:1) Crop Samples
Sony 16-50 DT F2.8 SAM
Center
F/3.5
Brightness 123
(Almost Same)
Sony 16-50 DT F2.8 SAM
Center
F/3.5
Brightness 139
(Almost Same)
Sony 16-50 DT F2.8 SAM
Border (Top)
F/3.5
Brightness 111
(Almost Same)
Sony 16-50 DT F2.8 SAM
Corner (Top Right)
F/3.5
Brightness 96
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Top Right Corner
F/3.5
Brightness 101
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Bottom Border
F/3.5
Brightness 137
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/3.5
Brightness 131
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/3.5
Brightness 148
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Border (Top)
F/3.5
Brightness 114
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Right)
F/3.5
Brightness 93
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Right Corner
F/3.5
Brightness 106
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Bottom Border
F/3.5
Brightness 143
(Almost Same)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 3  
Photo_3682Sony 16-50 DT F2.8 SAM  
against
Photo_3703 Sigma 17-70 F/2.8-4 DS Macro HSM
F4.0 1/500 100 28mm.    
  F4.0 1/500100 28mm.  
100% (1:1) Crop Samples
Sony 16-50 DT F2.8 SAM
Center
F/4.0
Brightness 125
(Almost Same)
Sony 16-50 DT F2.8 SAM
Center
F/4.0
Brightness 140
(Almost Same)
Sony 16-50 DT F2.8 SAM
Border (Top)
F/4.0
Brightness 112
(Almost Same)
Sony 16-50 DT F2.8 SAM
Corner (Top Right)
F/4.0
Brightness 97
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Top Right Corner
F/4.0
Brightness 103
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Bottom Border
F/4.0
Brightness 137
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/4.0
Brightness 127
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/4.0
Brightness 144
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Border (Top)
F/4.0
Brightness 115
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Right)
F/4.0
Brightness 95
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Right Corner
F/4.0
Brightness 107
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Bottom Border
F/4.0
Brightness 139
(Almost Same)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 4  
Photo_3683Sony 16-50 DT F2.8 SAM  
against
Photo_3704 Sigma 17-70 F/2.8-4 DS Macro HSM
F4.5 1/400 100 28mm.    
  F4.5 1/320100 28mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sony 16-50 DT F2.8 SAM F/4.5 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/4.5 for locations Center, Center, Border (Top), Corner (Top Right), Between Center and Top Right Corner, Between Center and Bottom Border
  EXIF  
 
  Comparison Photo # 5  
Photo_3684Sony 16-50 DT F2.8 SAM  
against
Photo_3705 Sigma 17-70 F/2.8-4 DS Macro HSM
F5.0 1/320 100 28mm.    
  F5.0 1/320100 28mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sony 16-50 DT F2.8 SAM F/5.0 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/5.0 for locations Center, Center, Border (Top), Corner (Top Right), Between Center and Top Right Corner, Between Center and Bottom Border
  EXIF  
 
  Comparison Photo # 6  
Photo_3685Sony 16-50 DT F2.8 SAM  
against
Photo_3706 Sigma 17-70 F/2.8-4 DS Macro HSM
F6.3 1/200 100 28mm.    
  F6.3 1/160100 28mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sony 16-50 DT F2.8 SAM F/6.3 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/6.3 for locations Center, Center, Border (Top), Corner (Top Right), Between Center and Top Right Corner, Between Center and Bottom Border
  EXIF  
 
  Comparison Photo # 7  
Photo_3686Sony 16-50 DT F2.8 SAM  
against
Photo_3707 Sigma 17-70 F/2.8-4 DS Macro HSM
F8.0 1/125 100 28mm.    
  F8.0 1/125100 28mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sony 16-50 DT F2.8 SAM F/8.0 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/8.0 for locations Center, Center, Border (Top), Corner (Top Right), Between Center and Top Right Corner, Between Center and Bottom Border
  EXIF  
 
  Comparison Photo # 8  
Photo_3687Sony 16-50 DT F2.8 SAM  
against
Photo_3708 Sigma 17-70 F/2.8-4 DS Macro HSM
F10.0 1/80 100 28mm.    
  F10.0 1/80100 28mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sony 16-50 DT F2.8 SAM F/10.0 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/10.0 for locations Center, Center, Border (Top), Corner (Top Right), Between Center and Top Right Corner, Between Center and Bottom Border
  EXIF  
 
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Sharpness at 28mm.
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Cosina 19-35 vs. Sony 18-55
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Sharpness at 28mm.
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Cosina 19-35 vs. Sigma 17-70
Sharpness at 28mm.
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Sharpness at 28mm.
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Minolta 28mm 2.8 vs. Sony 16-105
Sharpness at 28mm.
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Minolta 28mm 2.8 vs. Tamron 18-200
Sharpness at 28mm.
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Sharpness at 28mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F6.3, F8, F10
Minolta 28mm 2.8 vs. Sony 18-55
Sharpness at 28mm.
Tested Apertures F2.8/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F6.3, F8, F10
Minolta 28mm 2.8 vs. Tamron 17-50
Sharpness at 28mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F6.3, F8, F10
Minolta 28mm 2.8 vs. Sigma 17-70
Sharpness at 28mm.
Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F6.3, F8, F10
Minolta 28mm 2.8 vs. Cosina 19-35
Sharpness at 28mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F6.3, F8, F10
Sony 18-200 vs. Minolta 28-70 2.8G
Sharpness at 28mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F6.3, F8, F10
Sony 18-200 vs. Tokina 28-70 2.8
Sharpness at 28mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F6.3, F8, F10
Sony 18-200 vs. Sony 16-105
Sharpness at 28mm.
Tested Apertures F4/F4.5, F4.5, F5, F6.3, F8, F10
Sony 18-200 vs. Tamron 18-200
Sharpness at 28mm.
Tested Apertures F4, F4.5, F5, F6.3, F8, F10
Sony 18-200 vs. Sony 16-50
Sharpness at 28mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F6.3, F8, F10
Sony 18-200 vs. Sony 18-55
Sharpness at 28mm.
Tested Apertures F4/F4.5, F4.5, F5, F6.3, F8, F10
Sony 18-200 vs. Tamron 17-50
Sharpness at 28mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F6.3, F8, F10
Sony 18-200 vs. Sigma 17-70
Sharpness at 28mm.
Tested Apertures F3.2/F4, F3.5/F4, F4, F4.5, F5, F6.3, F8, F10
Sony 18-200 vs. Cosina 19-35
Sharpness at 28mm.
Tested Apertures F4, F4.5, F5, F6.3, F8, F10
Sony 18-200 vs. Minolta 28mm 2.8
Sharpness at 28mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F6.3, F8, F10

 

  Other Sigma 17-70 F/2.8-4 DS Macro HSM vs. Sony 16-50 DT F2.8 SAM Comparisons  
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
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
Sony 16-50 vs. Sigma 17-70
Sharpness at 35mm.
Tested Apertures F2.8/F3.5, F3.2/F3.5, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sigma 17-70 vs. Sony 16-50
Sharpness at 50mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
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, F8, F11
Sigma 17-70 vs. Sony 16-50
Sharpness at 50mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F10
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
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
Sigma 17-70 vs. Sony 16-50
Sharpness at 35mm.
Tested Apertures F2.8/F3.5, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F10
Sony 16-50 vs. Sigma 17-70
Sharpness at 50mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F10
Sony 16-50 vs. Sigma 17-70
Sharpness at 50mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, 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
Sony 16-50 vs. Sigma 17-70
Sharpness at 50mm.
Tested Apertures F2.8/F4, F4, F5, F5.6, F6.3, F8, F10
Sony 16-50 vs. Sigma 17-70
Sharpness at 18mm.
Tested Apertures F2.8, F6.3, F8, F16
Sigma 17-70 vs. Sony 16-50
Sharpness at 35mm.
Tested Apertures F2.8/F3.5, F4, F5.6, F6.3, F8
Sony 16-50 vs. Sigma 17-70
Sharpness at 28mm.
Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F5.6, F8
Sigma 17-70 vs. Sony 16-50
Sharpness at 24mm.
Tested Apertures F2.8/F3.2, F3.2, F3.5, F4, F4.5, F5, F5.6, F6.3, F8
Sony 16-50 vs. Sigma 17-70
Sharpness at 24mm.
Tested Apertures F2.8/F3.2, F3.5, F4, 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, F5, F9, F16
  Other Comparisons of Sigma 17-70 F/2.8-4 DS Macro HSM  
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. 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. 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
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. 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
  Other Comparisons of Sony 16-50 DT F2.8 SAM  
Tamron 18-200 vs. Sony 16-50
Sharpness at 28mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1
Tokina 28-70 2.8 vs. Sony 16-50
Sharpness at 28mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
Minolta 28-70 2.8 vs. Sony 16-50
Sharpness at 28mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
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 18-55 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
Cosina 19-35 vs. Sony 16-50
Sharpness at 28mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1
Tamron 17-50 vs. Sony 16-50
Sharpness at 28mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
Minolta 28-105 vs. Sony 16-50
Sharpness at 28mm.
Tested Apertures F2.8/F3.5, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
Sony 16-50 vs. Minolta 35-105mm.
Sharpness at 35mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Sony 16-50 vs. Minolta 28-105
Sharpness at 35mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Sony 16-50 vs. Sony 35mm 1.8
Sharpness at 35mm.
Tested Apertures F1.8/F2.8, F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Sony 16-50 vs. Tamron 17-50
Sharpness at 35mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Sony 16-50 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F2.8/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
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