Photo Against Photo | Lens & Camera Comparisons and extensive Reviews
 
REGISTER or Login:
Photo Against Photo  
 
       
  Comparison # 2168 
 
Lens Sharpness Comparison

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, F10, F13
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_4280Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_4301 Tokina 28-70mm. F2.8
F4.0 1/60 100 70mm.    
  F2.8 1/100100 70mm.  
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/4.0
Brightness 121
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Right)
F/4.0
Brightness 98
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Right Corner
F/4.0
Brightness 105
(Exactly Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Border (Bottom)
F/4.0
Brightness 103
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Around Center
F/4.0
Brightness 129
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
vignetting
F/4.0
Brightness 187
5% Darker
Tokina 28-70mm. F2.8
Center
F/2.8
Brightness 119
(Almost Same)
Tokina 28-70mm. F2.8
Corner (Top Right)
F/2.8
Brightness 97
(Almost Same)
Tokina 28-70mm. F2.8
Between Center and Top Right Corner
F/2.8
Brightness 105
(Exactly Same)
Tokina 28-70mm. F2.8
Border (Bottom)
F/2.8
Brightness 99
(Almost Same)
Tokina 28-70mm. F2.8
Around Center
F/2.8
Brightness 126
(Almost Same)
Tokina 28-70mm. F2.8
vignetting
F/2.8
Brightness 198
5% Brighter
Black & White crops are displayed for better details study.
Click here to switch back to colored crops.
  EXIF  
 
  Comparison Photo # 2  
Photo_4280Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_4302 Tokina 28-70mm. F2.8
F4.0 1/60 100 70mm.    
  F3.5 1/60100 70mm.  
100% (1:1) Crop Samples
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/4.0
Brightness 121
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Right)
F/4.0
Brightness 98
7% Darker
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Right Corner
F/4.0
Brightness 105
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Border (Bottom)
F/4.0
Brightness 103
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
Around Center
F/4.0
Brightness 129
(Exactly Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
vignetting
F/4.0
Brightness 187
12% Darker
Tokina 28-70mm. F2.8
Center
F/3.5
Brightness 123
(Almost Same)
Tokina 28-70mm. F2.8
Corner (Top Right)
F/3.5
Brightness 114
7% Brighter
Tokina 28-70mm. F2.8
Between Center and Top Right Corner
F/3.5
Brightness 115
(Almost Same)
Tokina 28-70mm. F2.8
Border (Bottom)
F/3.5
Brightness 112
(Almost Same)
Tokina 28-70mm. F2.8
Around Center
F/3.5
Brightness 129
(Exactly Same)
Tokina 28-70mm. F2.8
vignetting
F/3.5
Brightness 216
12% Brighter
Black & White crops are displayed for better details study.
Click here to switch back to colored crops.
  EXIF  
 
  Comparison Photo # 3  
Photo_4280Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_4303 Tokina 28-70mm. F2.8
F4.0 1/60 100 70mm.    
  F4.0 1/50100 70mm.  
100% (1:1) Crop Samples
Sigma 17-70 F/2.8-4 DS Macro HSM
Center
F/4.0
Brightness 121
6% Darker
Sigma 17-70 F/2.8-4 DS Macro HSM
Corner (Top Right)
F/4.0
Brightness 98
12% Darker
Sigma 17-70 F/2.8-4 DS Macro HSM
Between Center and Top Right Corner
F/4.0
Brightness 105
9% Darker
Sigma 17-70 F/2.8-4 DS Macro HSM
Border (Bottom)
F/4.0
Brightness 103
9% Darker
Sigma 17-70 F/2.8-4 DS Macro HSM
Around Center
F/4.0
Brightness 129
(Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM
vignetting
F/4.0
Brightness 187
16% Darker
Tokina 28-70mm. F2.8
Center
F/4.0
Brightness 136
6% Brighter
Tokina 28-70mm. F2.8
Corner (Top Right)
F/4.0
Brightness 128
12% Brighter
Tokina 28-70mm. F2.8
Between Center and Top Right Corner
F/4.0
Brightness 127
9% Brighter
Tokina 28-70mm. F2.8
Border (Bottom)
F/4.0
Brightness 124
9% Brighter
Tokina 28-70mm. F2.8
Around Center
F/4.0
Brightness 141
(Almost Same)
Tokina 28-70mm. F2.8
vignetting
F/4.0
Brightness 226
16% Brighter
Black & White crops are displayed for better details study.
Click here to switch back to colored crops.
  EXIF  
 
  Comparison Photo # 4  
Photo_4281Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_4304 Tokina 28-70mm. F2.8
F4.5 1/50 100 70mm.    
  F4.5 1/40100 70mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/4.5 vs. Tokina 28-70mm. F2.8 F/4.5 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Border (Bottom), Around Center, vignetting
  EXIF  
 
  Comparison Photo # 5  
Photo_4282Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_4305 Tokina 28-70mm. F2.8
F5.0 1/40 100 70mm.    
  F5.0 1/30100 70mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/5.0 vs. Tokina 28-70mm. F2.8 F/5.0 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Border (Bottom), Around Center, vignetting
  EXIF  
 
  Comparison Photo # 6  
Photo_4283Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_4306 Tokina 28-70mm. F2.8
F5.6 1/30 100 70mm.    
  F5.6 1/25100 70mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/5.6 vs. Tokina 28-70mm. F2.8 F/5.6 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Border (Bottom), Around Center, vignetting
  EXIF  
 
  Comparison Photo # 7  
Photo_4284Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_4307 Tokina 28-70mm. F2.8
F6.3 1/25 100 70mm.    
  F6.3 1/20100 70mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/6.3 vs. Tokina 28-70mm. F2.8 F/6.3 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Border (Bottom), Around Center, vignetting
  EXIF  
 
  Comparison Photo # 8  
Photo_4285Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_4308 Tokina 28-70mm. F2.8
F7.1 1/20 100 70mm.    
  F7.1 1/15100 70mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/7.1 vs. Tokina 28-70mm. F2.8 F/7.1 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Border (Bottom), Around Center, vignetting
  EXIF  
 
  Comparison Photo # 9  
Photo_4286Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_4309 Tokina 28-70mm. F2.8
F8.0 1/15 100 70mm.    
  F8.0 1/13100 70mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/8.0 vs. Tokina 28-70mm. F2.8 F/8.0 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Border (Bottom), Around Center, vignetting
  EXIF  
 
  Comparison Photo # 10  
Photo_4287Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_4310 Tokina 28-70mm. F2.8
F10.0 1/10 100 70mm.    
  F10.0 1/8100 70mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/10.0 vs. Tokina 28-70mm. F2.8 F/10.0 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Border (Bottom), Around Center, vignetting
  EXIF  
 
  Comparison Photo # 11  
Photo_4288Sigma 17-70 F/2.8-4 DS Macro HSM  
against
Photo_4311 Tokina 28-70mm. F2.8
F13.0 1/6 100 70mm.    
  F13.0 1/5100 70mm.  
100% (1:1) Crop Samples
Login or Register to display 6 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/13.0 vs. Tokina 28-70mm. F2.8 F/13.0 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Border (Bottom), Around Center, vignetting
  EXIF  
 
Custom Comparison
You can enter 2 photo names from above to compare them side by side:
against

 

 

Related Comparisons
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, F7.1, F8, F10, F13
Sony 16-105 vs. Minolta 28-70 2.8
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, F10, F13
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, F10, F13
Tamron 18-200 vs. Minolta 28-70 2.8
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, F10, F13
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, F7.1, F8, F10, F13
Tamron 18-200 vs. Sony 16-105
Sharpness at 70mm.
Tested Apertures F5.6, F6.3, F7.1, F8, F10, F13
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, F10, F13
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, F10, F13
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, F10, F13

 

  Other Tokina 28-70mm. F2.8 vs. Sigma 17-70 F/2.8-4 DS Macro HSM Comparisons  
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. 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
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
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
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
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
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. 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
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, F8, F11
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, 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
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
Sigma 17-70 vs. Tokina 28-70 2.8
Sharpness at 35mm.
Tested Apertures F2.8/F3.5, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F10
Tokina 28-70 2.8 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
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
Sigma 17-70 vs. Tokina 28-70 2.8
Sharpness at 55mm.
Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
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, 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
  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. 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
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
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
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
  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
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. 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
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
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. 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 16-50 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