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  Comparison # 2034 
  
Lens Sharpness Comparison

Tamron 17-50 vs. Sigma 50mm 2.8
Sharpness at 50mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_3915Sigma 50mm F/2.8 DG Macro  
against
Photo_3966 Tamron 17-50 F/2.8
F2.8 1/1600 100 50mm.    
  F2.8 1/640100 50mm.  
Photo by Sinan Ozturk  Photo by Sinan Ozturk 
100% (1:1) Crop Samples
Sigma 50mm F/2.8 DG Macro
Center
F/2.8
Brightness 133
(Almost Same)
Sigma 50mm F/2.8 DG Macro
Corner (Top Right)
F/2.8
Brightness 138
6% Darker
Sigma 50mm F/2.8 DG Macro
Around Center
F/2.8
Brightness 107
(Almost Same)
Sigma 50mm F/2.8 DG Macro
Corner (Top Left)
F/2.8
Brightness 85
(Almost Same)
Tamron 17-50 F/2.8
Center
F/2.8
Brightness 143
(Almost Same)
Tamron 17-50 F/2.8
Corner (Top Right)
F/2.8
Brightness 154
6% Brighter
Tamron 17-50 F/2.8
Around Center
F/2.8
Brightness 117
(Almost Same)
Tamron 17-50 F/2.8
Corner (Top Left)
F/2.8
Brightness 90
(Almost Same)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 2  
Photo_3916Sigma 50mm F/2.8 DG Macro  
against
Photo_3967 Tamron 17-50 F/2.8
F3.5 1/1000 100 50mm.    
  F3.5 1/400100 50mm.  
100% (1:1) Crop Samples
Sigma 50mm F/2.8 DG Macro
Center
F/3.5
Brightness 134
7% Darker
Sigma 50mm F/2.8 DG Macro
Corner (Top Right)
F/3.5
Brightness 145
8% Darker
Sigma 50mm F/2.8 DG Macro
Around Center
F/3.5
Brightness 108
7% Darker
Sigma 50mm F/2.8 DG Macro
Corner (Top Left)
F/3.5
Brightness 92
6% Darker
Tamron 17-50 F/2.8
Center
F/3.5
Brightness 154
7% Brighter
Tamron 17-50 F/2.8
Corner (Top Right)
F/3.5
Brightness 167
8% Brighter
Tamron 17-50 F/2.8
Around Center
F/3.5
Brightness 126
7% Brighter
Tamron 17-50 F/2.8
Corner (Top Left)
F/3.5
Brightness 107
6% Brighter
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 3  
Photo_3917Sigma 50mm F/2.8 DG Macro  
against
Photo_3968 Tamron 17-50 F/2.8
F4.0 1/800 100 50mm.    
  F4.0 1/320100 50mm.  
100% (1:1) Crop Samples
Sigma 50mm F/2.8 DG Macro
Center
F/4.0
Brightness 136
7% Darker
Sigma 50mm F/2.8 DG Macro
Corner (Top Right)
F/4.0
Brightness 149
8% Darker
Sigma 50mm F/2.8 DG Macro
Around Center
F/4.0
Brightness 110
6% Darker
Sigma 50mm F/2.8 DG Macro
Corner (Top Left)
F/4.0
Brightness 97
5% Darker
Tamron 17-50 F/2.8
Center
F/4.0
Brightness 153
7% Brighter
Tamron 17-50 F/2.8
Corner (Top Right)
F/4.0
Brightness 168
8% Brighter
Tamron 17-50 F/2.8
Around Center
F/4.0
Brightness 126
6% Brighter
Tamron 17-50 F/2.8
Corner (Top Left)
F/4.0
Brightness 110
5% Brighter
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 4  
Photo_3918Sigma 50mm F/2.8 DG Macro  
against
Photo_3969 Tamron 17-50 F/2.8
F4.5 1/640 100 50mm.    
  F4.5 1/250100 50mm.  
100% (1:1) Crop Samples
Login or Register to display 4 crops from Sigma 50mm F/2.8 DG Macro F/4.5 vs. Tamron 17-50 F/2.8 F/4.5 for locations Center, Corner (Top Right), Around Center, Corner (Top Left)
  EXIF  
 
  Comparison Photo # 5  
Photo_3919Sigma 50mm F/2.8 DG Macro  
against
Photo_3970 Tamron 17-50 F/2.8
F5.0 1/500 100 50mm.    
  F5.0 1/200100 50mm.  
100% (1:1) Crop Samples
Login or Register to display 4 crops from Sigma 50mm F/2.8 DG Macro F/5.0 vs. Tamron 17-50 F/2.8 F/5.0 for locations Center, Corner (Top Right), Around Center, Corner (Top Left)
  EXIF  
 
  Comparison Photo # 6  
Photo_3920Sigma 50mm F/2.8 DG Macro  
against
Photo_3971 Tamron 17-50 F/2.8
F5.6 1/400 100 50mm.    
  F5.6 1/160100 50mm.  
100% (1:1) Crop Samples
Login or Register to display 4 crops from Sigma 50mm F/2.8 DG Macro F/5.6 vs. Tamron 17-50 F/2.8 F/5.6 for locations Center, Corner (Top Right), Around Center, Corner (Top Left)
  EXIF  
 
  Comparison Photo # 7  
Photo_3921Sigma 50mm F/2.8 DG Macro  
against
Photo_3972 Tamron 17-50 F/2.8
F6.3 1/320 100 50mm.    
  F6.3 1/125100 50mm.  
100% (1:1) Crop Samples
Login or Register to display 4 crops from Sigma 50mm F/2.8 DG Macro F/6.3 vs. Tamron 17-50 F/2.8 F/6.3 for locations Center, Corner (Top Right), Around Center, Corner (Top Left)
  EXIF  
 
  Comparison Photo # 8  
Photo_3922Sigma 50mm F/2.8 DG Macro  
against
Photo_3973 Tamron 17-50 F/2.8
F7.1 1/250 100 50mm.    
  F7.1 1/100100 50mm.  
100% (1:1) Crop Samples
Login or Register to display 4 crops from Sigma 50mm F/2.8 DG Macro F/7.1 vs. Tamron 17-50 F/2.8 F/7.1 for locations Center, Corner (Top Right), Around Center, Corner (Top Left)
  EXIF  
 
  Comparison Photo # 9  
Photo_3923Sigma 50mm F/2.8 DG Macro  
against
Photo_3974 Tamron 17-50 F/2.8
F8.0 1/200 100 50mm.    
  F8.0 1/80100 50mm.  
100% (1:1) Crop Samples
Login or Register to display 4 crops from Sigma 50mm F/2.8 DG Macro F/8.0 vs. Tamron 17-50 F/2.8 F/8.0 for locations Center, Corner (Top Right), Around Center, Corner (Top Left)
  EXIF  
 
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Sharpness at 50mm.
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Sony 16-50 vs. Sigma 50mm 2.8
Sharpness at 50mm.
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Sony 16-50 vs. Minolta 50mm 1.4
Sharpness at 50mm.
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Sony 16-50 vs. Sony 18-200
Sharpness at 50mm.
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Sony 16-50 vs. Tokina 28-70 2.8
Sharpness at 50mm.
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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. Tamron 18-200
Sharpness at 50mm.
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. Sony 18-55
Sharpness at 50mm.
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 16-50 vs. Tamron 17-50
Sharpness at 50mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Sigma 50mm 2.8
Sharpness at 50mm.
Tested Apertures F2.8/F5, F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Minolta 50mm 1.4
Sharpness at 50mm.
Tested Apertures F2/F5, F2.8/F5, F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Sony 18-200
Sharpness at 50mm.
Tested Apertures F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Tokina 28-70 2.8
Sharpness at 50mm.
Tested Apertures F2.8/F5, 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 50mm.
Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Tamron 18-200
Sharpness at 50mm.
Tested Apertures F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Sony 18-55
Sharpness at 50mm.
Tested Apertures F5/F5.6, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Tamron 17-50
Sharpness at 50mm.
Tested Apertures F2.8/F5, F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Sony 16-105 vs. Sony 16-50
Sharpness at 50mm.
Tested Apertures F2.8/F5, F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
Minolta 28-70 2.8G vs. Sigma 50mm 2.8
Sharpness at 50mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Minolta 28-70 2.8G vs. Minolta 50mm 1.4
Sharpness at 50mm.
Tested Apertures F2/F2.8, F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Minolta 28-70 2.8G vs. Sony 18-200
Sharpness at 50mm.
Tested Apertures F2.8/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
Minolta 28-70 2.8G vs. Tokina 28-70 2.8
Sharpness at 50mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Minolta 28-70 2.8G 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
Minolta 28-70 2.8G vs. Tamron 18-200
Sharpness at 50mm.
Tested Apertures F2.8/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
Minolta 28-70 2.8G vs. Sony 18-55
Sharpness at 50mm.
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
Minolta 28-70 2.8G vs. Tamron 17-50
Sharpness at 50mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Minolta 28-70 2.8G vs. Sony 16-50
Sharpness at 50mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
Minolta 28-70 2.8G vs. Sony 16-105
Sharpness at 50mm.
Tested Apertures F2.8/F5, F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8

 

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