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  Comparison # 796 
 
Lens Sharpness Comparison

Sony 18-200 vs. Tamron 90

Sharpness at 90mm.
Tested Apertures F2.8/F5.6, F4/F5.6, F4.5/F5.6, F5.6, F6.3, F8
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_1909Tamron 90mm F2.8 Di  
against
Photo_1926 Sony 18-200 F3.5-F6.3
F2.8 1/1000 100 90mm.    
  F5.6 1/250100 80mm.  
Photo by Sinan Ozturk  Photo by Sinan Ozturk 
100% (1:1) Crop Samples
Tamron 90mm F2.8 Di
Center
F/2.8
Brightness 122
(Almost Same)
Tamron 90mm F2.8 Di
Corner (Top Right)
F/2.8
Brightness 115
(Exactly Same)
Tamron 90mm F2.8 Di
Between Center and Top Right Corner
F/2.8
Brightness 155
(Almost Same)
Tamron 90mm F2.8 Di
Border (Top)
F/2.8
Brightness 121
(Almost Same)
Tamron 90mm F2.8 Di
Around Center
F/2.8
Brightness 116
(Almost Same)
Sony 18-200 F3.5-F6.3
Center
F/5.6
Brightness 114
(Almost Same)
Sony 18-200 F3.5-F6.3
Corner (Top Right)
F/5.6
Brightness 115
(Exactly Same)
Sony 18-200 F3.5-F6.3
Between Center and Top Right Corner
F/5.6
Brightness 156
(Almost Same)
Sony 18-200 F3.5-F6.3
Border (Top)
F/5.6
Brightness 117
(Almost Same)
Sony 18-200 F3.5-F6.3
Around Center
F/5.6
Brightness 111
(Almost Same)
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 2  
Photo_1910Tamron 90mm F2.8 Di  
against
Photo_1926 Sony 18-200 F3.5-F6.3
F4.0 1/500 100 90mm.    
  F5.6 1/250100 80mm.  
100% (1:1) Crop Samples
Tamron 90mm F2.8 Di
Center
F/4.0
Brightness 147
13% Brighter
Tamron 90mm F2.8 Di
Corner (Top Right)
F/4.0
Brightness 153
15% Brighter
Tamron 90mm F2.8 Di
Between Center and Top Right Corner
F/4.0
Brightness 178
9% Brighter
Tamron 90mm F2.8 Di
Border (Top)
F/4.0
Brightness 152
14% Brighter
Tamron 90mm F2.8 Di
Around Center
F/4.0
Brightness 141
11% Brighter
Sony 18-200 F3.5-F6.3
Center
F/5.6
Brightness 114
13% Darker
Sony 18-200 F3.5-F6.3
Corner (Top Right)
F/5.6
Brightness 115
15% Darker
Sony 18-200 F3.5-F6.3
Between Center and Top Right Corner
F/5.6
Brightness 156
9% Darker
Sony 18-200 F3.5-F6.3
Border (Top)
F/5.6
Brightness 117
14% Darker
Sony 18-200 F3.5-F6.3
Around Center
F/5.6
Brightness 111
11% Darker
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 3  
Photo_1911Tamron 90mm F2.8 Di  
against
Photo_1926 Sony 18-200 F3.5-F6.3
F4.5 1/320 100 90mm.    
  F5.6 1/250100 80mm.  
100% (1:1) Crop Samples
Tamron 90mm F2.8 Di
Center
F/4.5
Brightness 140
10% Brighter
Tamron 90mm F2.8 Di
Corner (Top Right)
F/4.5
Brightness 146
12% Brighter
Tamron 90mm F2.8 Di
Between Center and Top Right Corner
F/4.5
Brightness 174
7% Brighter
Tamron 90mm F2.8 Di
Border (Top)
F/4.5
Brightness 144
10% Brighter
Tamron 90mm F2.8 Di
Around Center
F/4.5
Brightness 134
9% Brighter
Sony 18-200 F3.5-F6.3
Center
F/5.6
Brightness 114
10% Darker
Sony 18-200 F3.5-F6.3
Corner (Top Right)
F/5.6
Brightness 115
12% Darker
Sony 18-200 F3.5-F6.3
Between Center and Top Right Corner
F/5.6
Brightness 156
7% Darker
Sony 18-200 F3.5-F6.3
Border (Top)
F/5.6
Brightness 117
10% Darker
Sony 18-200 F3.5-F6.3
Around Center
F/5.6
Brightness 111
9% Darker
Display crops in Black & White
  EXIF  
 
  Comparison Photo # 4  
Photo_1912Tamron 90mm F2.8 Di  
against
Photo_1926 Sony 18-200 F3.5-F6.3
F5.6 1/250 100 90mm.    
  F5.6 1/250100 80mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Tamron 90mm F2.8 Di F/5.6 vs. Sony 18-200 F3.5-F6.3 F/5.6 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Border (Top), Around Center
  EXIF  
 
  Comparison Photo # 5  
Photo_1913Tamron 90mm F2.8 Di  
against
Photo_1927 Sony 18-200 F3.5-F6.3
F6.3 1/160 100 90mm.    
  F6.3 1/200100 80mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Tamron 90mm F2.8 Di F/6.3 vs. Sony 18-200 F3.5-F6.3 F/6.3 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Border (Top), Around Center
  EXIF  
 
  Comparison Photo # 6  
Photo_1914Tamron 90mm F2.8 Di  
against
Photo_1928 Sony 18-200 F3.5-F6.3
F8.0 1/125 100 90mm.    
  F8.0 1/125100 80mm.  
100% (1:1) Crop Samples
Login or Register to display 5 crops from Tamron 90mm F2.8 Di F/8.0 vs. Sony 18-200 F3.5-F6.3 F/8.0 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Border (Top), Around Center
  EXIF  
 
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  Other Sony 18-200 F3.5-F6.3 vs. Tamron 90mm F2.8 Di Comparisons  
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