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  Comparison # 2807 
 
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, F5.6, F6.3, F7.1
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_5365Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_5400 Sony 16-50 DT F2.8 SAM
F3.2 1/6 100 28mm.    
  F2.8 1/8100 26mm.  
Photo by Sinan Ozturk  Photo by Sinan Ozturk 
100% (1:1) Crop Samples
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/3.2
Brightness 81
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Bottom Left)
F/3.2
Brightness 82
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Bottom Right Corner
F/3.2
Brightness 114
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Left Corner
F/3.2
Brightness 88
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Around Center
F/3.2
Brightness 109
(Almost Same)
Sony 16-50 DT F2.8 SAM
Center
F/2.8
Brightness 71
(Almost Same)
Sony 16-50 DT F2.8 SAM
Corner (Bottom Left)
F/2.8
Brightness 78
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Bottom Right Corner
F/2.8
Brightness 107
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Top Left Corner
F/2.8
Brightness 84
(Almost Same)
Sony 16-50 DT F2.8 SAM
Around Center
F/2.8
Brightness 100
(Almost Same)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 2  
Photo_5366Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_5401 Sony 16-50 DT F2.8 SAM
F3.5 1/6 100 28mm.    
  F3.5 1/5100 26mm.  
100% (1:1) Crop Samples
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/3.5
Brightness 83
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Bottom Left)
F/3.5
Brightness 86
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Bottom Right Corner
F/3.5
Brightness 117
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Left Corner
F/3.5
Brightness 90
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Around Center
F/3.5
Brightness 112
(Almost Same)
Sony 16-50 DT F2.8 SAM
Center
F/3.5
Brightness 77
(Almost Same)
Sony 16-50 DT F2.8 SAM
Corner (Bottom Left)
F/3.5
Brightness 91
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Bottom Right Corner
F/3.5
Brightness 115
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Top Left Corner
F/3.5
Brightness 92
(Almost Same)
Sony 16-50 DT F2.8 SAM
Around Center
F/3.5
Brightness 107
(Almost Same)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 3  
Photo_5367Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_5402 Sony 16-50 DT F2.8 SAM
F4.0 1/5 100 28mm.    
  F4.0 1/4100 26mm.  
100% (1:1) Crop Samples
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/4.0
Brightness 80
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Bottom Left)
F/4.0
Brightness 89
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Bottom Right Corner
F/4.0
Brightness 118
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Left Corner
F/4.0
Brightness 91
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Around Center
F/4.0
Brightness 109
(Almost Same)
Sony 16-50 DT F2.8 SAM
Center
F/4.0
Brightness 75
(Almost Same)
Sony 16-50 DT F2.8 SAM
Corner (Bottom Left)
F/4.0
Brightness 92
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Bottom Right Corner
F/4.0
Brightness 112
(Almost Same)
Sony 16-50 DT F2.8 SAM
Between Center and Top Left Corner
F/4.0
Brightness 90
(Almost Same)
Sony 16-50 DT F2.8 SAM
Around Center
F/4.0
Brightness 105
(Almost Same)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 4  
Photo_5368Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_5403 Sony 16-50 DT F2.8 SAM
F4.5 1/4 100 28mm.    
  F4.5 4/10100 26mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/4.5 vs. Sony 16-50 DT F2.8 SAM F/4.5 for locations Center, Corner (Bottom Left), Between Center and Bottom Right Corner, Between Center and Top Left Corner, Around Center
  EXIF  
 
  Comparison Photo # 5  
Photo_5369Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_5404 Sony 16-50 DT F2.8 SAM
F5.0 1/3 100 28mm.    
  F5.0 4/10100 26mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/5.0 vs. Sony 16-50 DT F2.8 SAM F/5.0 for locations Center, Corner (Bottom Left), Between Center and Bottom Right Corner, Between Center and Top Left Corner, Around Center
  EXIF  
 
  Comparison Photo # 6  
Photo_5370Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_5405 Sony 16-50 DT F2.8 SAM
F5.6 4/10 100 28mm.    
  F5.6 5/10100 26mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/5.6 vs. Sony 16-50 DT F2.8 SAM F/5.6 for locations Center, Corner (Bottom Left), Between Center and Bottom Right Corner, Between Center and Top Left Corner, Around Center
  EXIF  
 
  Comparison Photo # 7  
Photo_5371Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_5406 Sony 16-50 DT F2.8 SAM
F6.3 5/10 100 28mm.    
  F6.3 8/10100 26mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/6.3 vs. Sony 16-50 DT F2.8 SAM F/6.3 for locations Center, Corner (Bottom Left), Between Center and Bottom Right Corner, Between Center and Top Left Corner, Around Center
  EXIF  
 
  Comparison Photo # 8  
Photo_5372Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_5407 Sony 16-50 DT F2.8 SAM
F7.1 6/10 100 28mm.    
  F7.1 8/10100 26mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/7.1 vs. Sony 16-50 DT F2.8 SAM F/7.1 for locations Center, Corner (Bottom Left), Between Center and Bottom Right Corner, Between Center and Top Left Corner, Around Center
  EXIF  
 
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Cosina 19-35 vs. Minolta 28-70 2.8
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Sharpness at 28mm.
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Tamron 17-50 vs. Sony 16-105
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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
Tamron 17-50 vs. Sony 18-55
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
Tamron 17-50 vs. Cosina 19-35
Sharpness at 28mm.
Tested Apertures F2.8/F4, F3.5/F4, 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
Minolta 28-105 vs. Tamron 18-200
Sharpness at 28mm.
Tested Apertures F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1
Minolta 28-105 vs. Tokina 28-70 2.8
Sharpness at 28mm.
Tested Apertures F2.8/F3.5, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
Minolta 28-105 vs. Minolta 28-70 2.8
Sharpness at 28mm.
Tested Apertures F2.8/F3.5, F3.5, F4, 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
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
Minolta 28-105 vs. Sony 18-55
Sharpness at 28mm.
Tested Apertures F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1
Minolta 28-105 vs. Cosina 19-35
Sharpness at 28mm.
Tested Apertures F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1
Minolta 28-105 vs. Tamron 17-50
Sharpness at 28mm.
Tested Apertures F2.8/F3.5, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
  

 

  Other Sigma 17-70 F/2.8-4 DS Macro HSM vs. Sony 16-50 DT F2.8 SAM Comparisons  
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
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
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. 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 16-105 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
Minolta 28-70 2.8 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
Tokina 28-70 2.8 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 18-55 vs. Sigma 17-70
Sharpness at 35mm.
Tested Apertures F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
Tamron 18-200 vs. Sigma 17-70
Sharpness at 35mm.
Tested Apertures F3.5/F4.5, 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, F9, F10, F11
Sony 55-300 vs. Sigma 17-70
Sharpness at 70mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
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
  Other Comparisons of Sony 16-50 DT F2.8 SAM  
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
Sony 16-105 vs. Sony 16-50
Sharpness at 35mm.
Tested Apertures F2.8/F5, F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Minolta 28-70 2.8 vs. Sony 16-50
Sharpness at 35mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Tokina 28-70 2.8 vs. Sony 16-50
Sharpness at 35mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Sony 18-55 vs. Sony 16-50
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
Tamron 18-200 vs. Sony 16-50
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