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  Comparison # 1669 
  
Lens Sharpness Comparison

Tokina 28-70 2.8 vs. Sigma 50mm 2.8
Sharpness at 50mm.
Tested Apertures F2.8, F4, F5, F5.6, F6.3, F8, F10
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_3342Sigma 50mm F/2.8 DG Macro  
against
Photo_3355 Tokina 28-70mm. F2.8
F2.8 1/800 100 50mm.    
  F2.8 1/640100 55mm.  
Photo by Sinan Ozturk  Photo by Sinan Ozturk 
100% (1:1) Crop Samples
Sigma 50mm F/2.8 DG Macro
Focus Point
F/2.8
Brightness 189
8% Darker
Sigma 50mm F/2.8 DG Macro
Corner (Top Left)
F/2.8
Brightness 216
(Almost Same)
Sigma 50mm F/2.8 DG Macro
Corner Vignetting
F/2.8
Brightness 237
(Almost Same)
Sigma 50mm F/2.8 DG Macro
Around Center
F/2.8
Brightness 73
9% Darker
Tokina 28-70mm. F2.8
Focus Point
F/2.8
Brightness 208
8% Brighter
Tokina 28-70mm. F2.8
Corner (Top Left)
F/2.8
Brightness 221
(Almost Same)
Tokina 28-70mm. F2.8
Corner Vignetting
F/2.8
Brightness 241
(Almost Same)
Tokina 28-70mm. F2.8
Around Center
F/2.8
Brightness 96
9% Brighter
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 2  
Photo_3343Sigma 50mm F/2.8 DG Macro  
against
Photo_3356 Tokina 28-70mm. F2.8
F4.0 1/500 100 50mm.    
  F4.0 1/320100 55mm.  
100% (1:1) Crop Samples
Sigma 50mm F/2.8 DG Macro
Focus Point
F/4.0
Brightness 196
10% Darker
Sigma 50mm F/2.8 DG Macro
Corner (Top Left)
F/4.0
Brightness 224
(Almost Same)
Sigma 50mm F/2.8 DG Macro
Corner Vignetting
F/4.0
Brightness 244
(Almost Same)
Sigma 50mm F/2.8 DG Macro
Around Center
F/4.0
Brightness 77
14% Darker
Tokina 28-70mm. F2.8
Focus Point
F/4.0
Brightness 222
10% Brighter
Tokina 28-70mm. F2.8
Corner (Top Left)
F/4.0
Brightness 235
(Almost Same)
Tokina 28-70mm. F2.8
Corner Vignetting
F/4.0
Brightness 251
(Almost Same)
Tokina 28-70mm. F2.8
Around Center
F/4.0
Brightness 112
14% Brighter
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 3  
Photo_3344Sigma 50mm F/2.8 DG Macro  
against
Photo_3357 Tokina 28-70mm. F2.8
F5.0 1/320 100 50mm.    
  F5.0 1/200100 55mm.  
100% (1:1) Crop Samples
Sigma 50mm F/2.8 DG Macro
Focus Point
F/5.0
Brightness 201
6% Darker
Sigma 50mm F/2.8 DG Macro
Corner (Top Left)
F/5.0
Brightness 226
(Almost Same)
Sigma 50mm F/2.8 DG Macro
Corner Vignetting
F/5.0
Brightness 247
(Almost Same)
Sigma 50mm F/2.8 DG Macro
Around Center
F/5.0
Brightness 82
11% Darker
Tokina 28-70mm. F2.8
Focus Point
F/5.0
Brightness 218
6% Brighter
Tokina 28-70mm. F2.8
Corner (Top Left)
F/5.0
Brightness 233
(Almost Same)
Tokina 28-70mm. F2.8
Corner Vignetting
F/5.0
Brightness 250
(Almost Same)
Tokina 28-70mm. F2.8
Around Center
F/5.0
Brightness 110
11% Brighter
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 4  
Photo_3345Sigma 50mm F/2.8 DG Macro  
against
Photo_3358 Tokina 28-70mm. F2.8
F5.6 1/250 100 50mm.    
  F5.6 1/160100 55mm.  
100% (1:1) Crop Samples
Login or Register to display 4 crops from Sigma 50mm F/2.8 DG Macro F/5.6 vs. Tokina 28-70mm. F2.8 F/5.6 for locations Focus Point, Corner (Top Left), Corner Vignetting, Around Center
  EXIF  
 
  Comparison Photo # 5  
Photo_3346Sigma 50mm F/2.8 DG Macro  
against
Photo_3359 Tokina 28-70mm. F2.8
F6.3 1/160 100 50mm.    
  F6.3 1/125100 55mm.  
100% (1:1) Crop Samples
Login or Register to display 4 crops from Sigma 50mm F/2.8 DG Macro F/6.3 vs. Tokina 28-70mm. F2.8 F/6.3 for locations Focus Point, Corner (Top Left), Corner Vignetting, Around Center
  EXIF  
 
  Comparison Photo # 6  
Photo_3347Sigma 50mm F/2.8 DG Macro  
against
Photo_3360 Tokina 28-70mm. F2.8
F8.0 1/125 100 50mm.    
  F8.0 1/80100 55mm.  
100% (1:1) Crop Samples
Login or Register to display 4 crops from Sigma 50mm F/2.8 DG Macro F/8.0 vs. Tokina 28-70mm. F2.8 F/8.0 for locations Focus Point, Corner (Top Left), Corner Vignetting, Around Center
  EXIF  
 
  Comparison Photo # 7  
Photo_3348Sigma 50mm F/2.8 DG Macro  
against
Photo_3361 Tokina 28-70mm. F2.8
F10.0 1/80 100 50mm.    
  F10.0 1/50100 55mm.  
100% (1:1) Crop Samples
Login or Register to display 4 crops from Sigma 50mm F/2.8 DG Macro F/10.0 vs. Tokina 28-70mm. F2.8 F/10.0 for locations Focus Point, Corner (Top Left), Corner Vignetting, Around Center
  EXIF  
 
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Sharpness at 50mm.
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Sharpness at 50mm.
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Sharpness at 50mm.
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Sharpness at 50mm.
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Sharpness at 50mm.
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Sharpness at 50mm.
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Sharpness at 50mm.
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Sharpness at 50mm.
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Sharpness at 50mm.
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Sharpness at 50mm.
Tested Apertures F2.8, F4, F5, F5.6, F6.3, F8, F10
  

 

  Other Tokina 28-70mm. F2.8 vs. Sigma 50mm F/2.8 DG Macro Comparisons  
Sigma 50mm 2.8 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, F9, F10, F11
Tokina 28-70 2.8 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
Sigma 50mm 2.8 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, F10
  Other Comparisons of Tokina 28-70mm. F2.8  
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
Tokina 28-70 2.8 vs. Minolta 28-105
Sharpness at 70mm.
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. Minolta 35-105mm.
Sharpness at 70mm.
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. Tamron 18-200
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. 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. Minolta 28-70 2.8
Sharpness at 70mm.
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 28mm.
Tested Apertures F2.8, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
Tokina 28-70 2.8 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
Minolta 28-70 2.8 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
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
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
Sony 18-55 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
Cosina 19-35 vs. Tokina 28-70 2.8
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
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
Tokina 28-70 2.8 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
Tokina 28-70 2.8 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
Tokina 28-70 2.8 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
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
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