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  Comparison # 2791 
  
Lens Sharpness Comparison

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
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_5354Cosina 19-35mm F3.5-F4.5  
against
Photo_5365 Sigma 17-70 F/2.8-4 DS Macro HSM
F4.0 1/6 100 26mm.    
  F3.2 1/6100 28mm.  
Photo by Sinan Ozturk  Photo by Sinan Ozturk 
100% (1:1) Crop Samples
Cosina 19-35mm F3.5-F4.5
Center
F/4.0
Brightness 82
(Almost Same)
Cosina 19-35mm F3.5-F4.5
Corner (Bottom Left)
F/4.0
Brightness 76
(Almost Same)
Cosina 19-35mm F3.5-F4.5
Between Center and Bottom Right Corner
F/4.0
Brightness 103
5% Darker
Cosina 19-35mm F3.5-F4.5
Between Center and Top Left Corner
F/4.0
Brightness 92
(Almost Same)
Cosina 19-35mm F3.5-F4.5
Around Center
F/4.0
Brightness 106
(Almost Same)
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
5% Brighter
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)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 2  
Photo_5354Cosina 19-35mm F3.5-F4.5  
against
Photo_5366 Sigma 17-70 F/2.8-4 DS Macro HSM
F4.0 1/6 100 26mm.    
  F3.5 1/6100 28mm.  
100% (1:1) Crop Samples
Cosina 19-35mm F3.5-F4.5
Center
F/4.0
Brightness 82
(Almost Same)
Cosina 19-35mm F3.5-F4.5
Corner (Bottom Left)
F/4.0
Brightness 76
(Almost Same)
Cosina 19-35mm F3.5-F4.5
Between Center and Bottom Right Corner
F/4.0
Brightness 103
6% Darker
Cosina 19-35mm F3.5-F4.5
Between Center and Top Left Corner
F/4.0
Brightness 92
(Almost Same)
Cosina 19-35mm F3.5-F4.5
Around Center
F/4.0
Brightness 106
(Almost Same)
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
6% Brighter
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)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 3  
Photo_5354Cosina 19-35mm F3.5-F4.5  
against
Photo_5367 Sigma 17-70 F/2.8-4 DS Macro HSM
F4.0 1/6 100 26mm.    
  F4.0 1/5100 28mm.  
100% (1:1) Crop Samples
Cosina 19-35mm F3.5-F4.5
Center
F/4.0
Brightness 82
(Almost Same)
Cosina 19-35mm F3.5-F4.5
Corner (Bottom Left)
F/4.0
Brightness 76
5% Darker
Cosina 19-35mm F3.5-F4.5
Between Center and Bottom Right Corner
F/4.0
Brightness 103
6% Darker
Cosina 19-35mm F3.5-F4.5
Between Center and Top Left Corner
F/4.0
Brightness 92
(Almost Same)
Cosina 19-35mm F3.5-F4.5
Around Center
F/4.0
Brightness 106
(Almost Same)
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
5% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Bottom Right Corner
F/4.0
Brightness 118
6% Brighter
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)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 4  
Photo_5355Cosina 19-35mm F3.5-F4.5  
against
Photo_5368 Sigma 17-70 F/2.8-4 DS Macro HSM
F4.5 1/5 100 26mm.    
  F4.5 1/4100 28mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Cosina 19-35mm F3.5-F4.5 F/4.5 vs. Sigma 17-70 F/2.8-4 DS Macro HSM 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_5356Cosina 19-35mm F3.5-F4.5  
against
Photo_5369 Sigma 17-70 F/2.8-4 DS Macro HSM
F5.0 1/4 100 26mm.    
  F5.0 1/3100 28mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Cosina 19-35mm F3.5-F4.5 F/5.0 vs. Sigma 17-70 F/2.8-4 DS Macro HSM 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_5357Cosina 19-35mm F3.5-F4.5  
against
Photo_5370 Sigma 17-70 F/2.8-4 DS Macro HSM
F5.6 1/3 100 26mm.    
  F5.6 4/10100 28mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Cosina 19-35mm F3.5-F4.5 F/5.6 vs. Sigma 17-70 F/2.8-4 DS Macro HSM 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_5358Cosina 19-35mm F3.5-F4.5  
against
Photo_5371 Sigma 17-70 F/2.8-4 DS Macro HSM
F6.3 4/10 100 26mm.    
  F6.3 5/10100 28mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Cosina 19-35mm F3.5-F4.5 F/6.3 vs. Sigma 17-70 F/2.8-4 DS Macro HSM 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_5359Cosina 19-35mm F3.5-F4.5  
against
Photo_5372 Sigma 17-70 F/2.8-4 DS Macro HSM
F7.1 5/10 100 26mm.    
  F7.1 6/10100 28mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Cosina 19-35mm F3.5-F4.5 F/7.1 vs. Sigma 17-70 F/2.8-4 DS Macro HSM 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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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. Minolta 28-70 2.8
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Sharpness at 28mm.
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Sharpness at 28mm.
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Cosina 19-35 vs. Minolta 28-70 2.8
Sharpness at 28mm.
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Cosina 19-35 vs. Sony 16-105
Sharpness at 28mm.
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Tamron 17-50 vs. Tokina 28-70 2.8
Sharpness at 28mm.
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Tamron 17-50 vs. Minolta 28-70 2.8
Sharpness at 28mm.
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Tamron 17-50 vs. Sony 16-105
Sharpness at 28mm.
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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 Cosina 19-35mm F3.5-F4.5 vs. Sigma 17-70 F/2.8-4 DS Macro HSM Comparisons  
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
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, F9, F10, F11
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, F8, F11
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
Cosina 19-35 vs. Sigma 17-70
Sharpness at 28mm.
Tested Apertures F3.2/F4, F3.5/F4, F4, F4.5, F5, F6.3, F8, F10
Sigma 17-70 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F3.5/F4.5, F4/F4.5, F5.6, F6.3, F8
Sigma 17-70 vs. Cosina 19-35
Sharpness at 28mm.
Tested Apertures F3.2/F4, F3.5/F4, F4, F4.5, F5, F5.6, F8
  Other Comparisons of Cosina 19-35mm F3.5-F4.5  
Cosina 19-35 vs. Minolta 35-105mm.
Sharpness at 35mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
Cosina 19-35 vs. Minolta 28-105
Sharpness at 35mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
Cosina 19-35 vs. Sony 35mm 1.8
Sharpness at 35mm.
Tested Apertures F1.8/F4.5, F2.8/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
Cosina 19-35 vs. Tamron 17-50
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
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. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Minolta 28-70 2.8 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
Tokina 28-70 2.8 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 18-55 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F4.5, F5, F5.6, F6.3, F7.1, F8
Tamron 18-200 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F4.5, F5, F5.6, F6.3, F7.1, F8
Cosina 19-35 vs. Minolta 35-105mm.
Sharpness at 35mm.
Tested Apertures F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Tamron 18-200 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sony 16-105 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F4.5/F5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sony 35mm 1.8 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F1.8/F4.5, F2/F4.5, F2.2/F4.5, F2.5/F4.5, F2.8/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Tamron 17-50 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F2.8/F4.5, F3.2/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sony 16-50 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F2.8/F4.5, F3.2/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Minolta 28-70 2.8 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F2.8/F4.5, F3.2/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sony 18-55 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F4.5/F5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Tokina 28-70 2.8 vs. Cosina 19-35
Sharpness at 35mm.
Tested Apertures F2.8/F4.5, F3.2/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
  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
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 16-105 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
Tamron 18-200 vs. Sigma 17-70
Sharpness at 70mm.
Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
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, F9, F10, F11
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, F9, F10, F11
Sigma 17-70 vs. Tamron 60
Sharpness at 60mm.
Tested Apertures F2/F4, F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F10
Sigma 17-70 vs. Tamron 18-200
Sharpness at 60mm.
Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8, F10
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
Sigma 17-70 vs. Minolta 35-105mm.
Sharpness at 60mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8, F10
Sigma 17-70 vs. Sony 55-300
Sharpness at 60mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8, F10
Minolta 28-70 2.8 vs. Sigma 17-70
Sharpness at 60mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F10
Tokina 28-70 2.8 vs. Sigma 17-70
Sharpness at 60mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F10
Sigma 17-70 vs. Tamron 18-200
Sharpness at 70mm.
Tested Apertures F8
Sigma 17-70 vs. Sony 55-300
Sharpness at 55mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sigma 17-70 vs. Minolta 35-105mm.
Sharpness at 55mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sigma 17-70 vs. Sony 18-55
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
Tamron 18-200 vs. Sigma 17-70
Sharpness at 55mm.
Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
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
Minolta 28-70 2.8 vs. Sigma 17-70
Sharpness at 55mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Tokina 28-70 2.8 vs. Sigma 17-70
Sharpness at 55mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sigma 17-70 vs. Minolta 35-105mm.
Sharpness at 35mm.
Tested Apertures F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sigma 17-70 vs. Tamron 18-200
Sharpness at 35mm.
Tested Apertures F3.5/F4.5, 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 35mm.
Tested Apertures F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sony 35mm 1.8 vs. Sigma 17-70
Sharpness at 35mm.
Tested Apertures F1.8/F3.5, F2/F3.5, F2.2/F3.5, F2.5/F3.5, F2.8/F3.5, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Tamron 17-50 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
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
Minolta 28-70 2.8 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
Sony 18-55 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
Tokina 28-70 2.8 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. Tokina 28-70 2.8
Sharpness at 70mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F8, F10
Sigma 17-70 vs. Minolta 35-105mm.
Sharpness at 70mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F8, F10
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. Minolta 28-70 2.8
Sharpness at 70mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F8, F10
Tamron 18-200 vs. Sigma 17-70
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. Minolta 35-105mm.
Sharpness at 50mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F6.3, F7.1, F7.1, F8, F9, F10, F11
Sigma 17-70 vs. Sony 18-55
Sharpness at 50mm.
Tested Apertures F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F6.3, F7.1, F7.1, F8, F9, F10, F11
Sigma 17-70 vs. Tamron 17-50
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
Sigma 17-70 vs. Tamron 18-200
Sharpness at 50mm.
Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F6.3, F7.1, 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
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
Sigma 17-70 vs. Minolta 50mm 1.4
Sharpness at 50mm.
Tested Apertures F1.4/F4, F1.6/F4, F1.7/F4, F2/F4, F2.2/F4, F2.5/F4, F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F9, F10, F11
Sigma 17-70 vs. Minolta 28-70 2.8
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
Sigma 17-70 vs. Tokina 28-70 2.8
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
Sigma 17-70 vs. Sigma 50mm 2.8
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
CZ Jena Pancolar 50mm 1.8 vs. Sigma 17-70
Sharpness at 50mm.
Tested Apertures F4, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F6.3, F7.1/F8, F7.1/F8, F8, F9, F10/F11, F11
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