Photo Against Photo | Lens & Camera Comparisons and extensive Reviews
 
REGISTER or Login:
Photo Against Photo  
 
       
  Comparison # 303 
 
Lens Sharpness Comparison

Tamron 17-50 vs. Sigma 17-70

Sharpness at 24mm.
Tested Apertures F2.8/F3.2, F4.5, F6.3, F6.3/F11
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_680Tamron 17-50 F/2.8  
against
Photo_672 Sigma 17-70 F/2.8-4 DS Macro HSM
F2.8 1/640 100 24mm.    
  F3.2 1/800100 24mm.  
Photo by Sinan Ozturk  Photo by Sinan Ozturk 
Lens by Engin Ozogul
100% (1:1) Crop Samples
Tamron 17-50 F/2.8
Focus Point
F/2.8
Brightness 76
(Almost Same)
Tamron 17-50 F/2.8
Center
F/2.8
Brightness 137
(Almost Same)
Tamron 17-50 F/2.8
Corner (Top Left)
F/2.8
Brightness 141
(Almost Same)
Tamron 17-50 F/2.8
Between Center and Left Border
F/2.8
Brightness 130
(Almost Same)
Tamron 17-50 F/2.8
Corner (Bottom Right)
F/2.8
Brightness 105
5% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM
Focus Point
F/3.2
Brightness 78
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/3.2
Brightness 147
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Left)
F/3.2
Brightness 129
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Left Border
F/3.2
Brightness 137
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Bottom Right)
F/3.2
Brightness 91
5% Darker
Black & White crops are displayed for better details study.
Click here to switch back to colored crops.
  EXIF  
 
  Comparison Photo # 2  
Photo_679Tamron 17-50 F/2.8  
against
Photo_671 Sigma 17-70 F/2.8-4 DS Macro HSM
F4.5 1/250 100 24mm.    
  F4.5 1/400100 24mm.  
100% (1:1) Crop Samples
Tamron 17-50 F/2.8
Focus Point
F/4.5
Brightness 81
(Almost Same)
Tamron 17-50 F/2.8
Center
F/4.5
Brightness 139
5% Darker
Tamron 17-50 F/2.8
Corner (Top Left)
F/4.5
Brightness 150
(Almost Same)
Tamron 17-50 F/2.8
Between Center and Left Border
F/4.5
Brightness 133
7% Darker
Tamron 17-50 F/2.8
Corner (Bottom Right)
F/4.5
Brightness 109
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Focus Point
F/4.5
Brightness 85
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/4.5
Brightness 154
5% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Left)
F/4.5
Brightness 139
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Left Border
F/4.5
Brightness 150
7% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Bottom Right)
F/4.5
Brightness 100
(Almost Same)
Black & White crops are displayed for better details study.
Click here to switch back to colored crops.
  EXIF  
 
  Comparison Photo # 3  
Photo_681Tamron 17-50 F/2.8  
against
Photo_674 Sigma 17-70 F/2.8-4 DS Macro HSM
F6.3 1/125 100 24mm.    
  F6.3 1/200100 24mm.  
100% (1:1) Crop Samples
Tamron 17-50 F/2.8
Focus Point
F/6.3
Brightness 85
(Almost Same)
Tamron 17-50 F/2.8
Center
F/6.3
Brightness 144
(Almost Same)
Tamron 17-50 F/2.8
Corner (Top Left)
F/6.3
Brightness 151
(Almost Same)
Tamron 17-50 F/2.8
Between Center and Left Border
F/6.3
Brightness 139
(Almost Same)
Tamron 17-50 F/2.8
Corner (Bottom Right)
F/6.3
Brightness 114
7% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM
Focus Point
F/6.3
Brightness 83
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/6.3
Brightness 152
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Left)
F/6.3
Brightness 141
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Left Border
F/6.3
Brightness 148
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Bottom Right)
F/6.3
Brightness 97
7% Darker
Black & White crops are displayed for better details study.
Click here to switch back to colored crops.
  EXIF  
 
  Comparison Photo # 4  
Photo_682Tamron 17-50 F/2.8  
against
Photo_674 Sigma 17-70 F/2.8-4 DS Macro HSM
F11.0 1/40 100 24mm.    
  F6.3 1/200100 24mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Tamron 17-50 F/2.8 F/11.0 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/6.3 for locations Focus Point, Center, Corner (Top Left), Between Center and Left Border, Corner (Bottom Right)
  EXIF  
 
Custom Comparison
You can enter 2 photo names from above to compare them side by side:
against

 

 

Related Comparisons
Sigma 17-70 vs. Carl Zeiss 24-70
Sharpness at 24mm.
Tested Apertures F2.8/F3.2, F4.5, F6.3, F11
Sony 18-55 vs. Carl Zeiss 24-70
Sharpness at 24mm.
Tested Apertures F2.8/F4, F4.5, F6.3, F11
Sony 18-55 vs. Sigma 17-70
Sharpness at 24mm.
Tested Apertures F3.2/F4, F4.5, F6.3, F11
Carl Zeiss 24-70 vs. Tamron 17-50
Sharpness at 24mm.
Tested Apertures F2.8, F4.5, F6.3, F11
Tamron 17-50 vs. Sony 18-55
Sharpness at 24mm.
Tested Apertures F2.8/F4, F4.5, F6.3, F11
Sony 16-50 vs. Carl Zeiss 24-70
Sharpness at 24mm.
Tested Apertures F2.8, F4.5, F6.3, F11
Sony 16-50 vs. Sigma 17-70
Sharpness at 24mm.
Tested Apertures F2.8/F3.2, F4.5, F6.3, F11
Sony 16-50 vs. Sony 18-55
Sharpness at 24mm.
Tested Apertures F2.8/F4, F4.5, F6.3, F11
Sony 16-50 vs. Tamron 17-50
Sharpness at 24mm.
Tested Apertures F2.8, F4.5, F6.3, F11
Sony 16-105 vs. Carl Zeiss 24-70
Sharpness at 24mm.
Tested Apertures F2.8/F4.5, F4.5, F6.3, F11
Sony 16-105 vs. Sigma 17-70
Sharpness at 24mm.
Tested Apertures F3.2/F4.5, F4.5, F6.3, F11
Sony 16-105 vs. Sony 18-55
Sharpness at 24mm.
Tested Apertures F4/F4.5, F4.5, F6.3, F11
Sony 16-105 vs. Tamron 17-50
Sharpness at 24mm.
Tested Apertures F2.8/F4.5, F4.5, F6.3, F11
Sony 16-105 vs. Sony 16-50
Sharpness at 24mm.
Tested Apertures F2.8/F4.5, F4.5, F6.3, F11
Tamron 18-200 vs. Carl Zeiss 24-70
Sharpness at 24mm.
Tested Apertures F2.8/F4, F4.5, F6.3, F11
Tamron 18-200 vs. Sigma 17-70
Sharpness at 24mm.
Tested Apertures F3.2/F4, F4.5, F6.3, F11
Tamron 18-200 vs. Sony 18-55
Sharpness at 24mm.
Tested Apertures F4, F4.5, F6.3, F11
Tamron 18-200 vs. Tamron 17-50
Sharpness at 24mm.
Tested Apertures F2.8/F4, F4.5, F6.3, F11
Tamron 18-200 vs. Sony 16-50
Sharpness at 24mm.
Tested Apertures F2.8/F4, F4.5, F6.3, F11
Sony 16-105 vs. Tamron 18-200
Sharpness at 24mm.
Tested Apertures F4/F4.5, F4.5, F6.3, F11
  

 

  Other Tamron 17-50 F/2.8 vs. Sigma 17-70 F/2.8-4 DS Macro HSM Comparisons  
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
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
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
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
Tamron 17-50 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. 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, F10
Tamron 17-50 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. Tamron 17-50
Sharpness at 28mm.
Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F5.6, F6.3
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, F10
Tamron 17-50 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
Tamron 17-50 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
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. Tamron 17-50
Sharpness at 28mm.
Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F6.3, F8, F10
Tamron 17-50 vs. Sigma 17-70
Sharpness at 50mm.
Tested Apertures F2.8/F4, F4, F5, F5.6, F6.3, F8, F10
Tamron 17-50 vs. Sigma 17-70
Sharpness at 18mm.
Tested Apertures F2.8, F6.3, F8, F16
Sigma 17-70 vs. Tamron 17-50
Sharpness at 35mm.
Tested Apertures F2.8/F3.5, F4, F5.6, F6.3, F8
Sigma 17-70 vs. Tamron 17-50
Sharpness at 28mm.
Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F5.6, F8
Sigma 17-70 vs. Tamron 17-50
Sharpness at 24mm.
Tested Apertures F2.8/F3.2, F3.2, F3.5, F4, F4.5, F5, F5.6, F6.3, F8
Tamron 17-50 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
  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. 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
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
Tamron 18-200 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
Tamron 17-50 vs. Minolta 35-105mm.
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
  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. Sony 16-50
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. 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
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. 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 16-50 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. 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. 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