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  Comparison # 704 
 
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/F5.6, F5.6, F6.3, F8
 
Comparison by Sinan Ozturk   
  
  
  Comparison Photo # 1  
Photo_1748Tamron 90mm F2.8 Di  
against
Photo_1767 Sony 18-200 F3.5-F6.3
F2.8 1/1250 100 90mm.    
  F5.6 1/400100 90mm.  
Photo by Sinan Ozturk  Photo by Sinan Ozturk 
100% (1:1) Crop Samples
Tamron 90mm F2.8 Di
Center
F/2.8
Brightness 158
(Almost Same)
Tamron 90mm F2.8 Di
Corner (Top Right)
F/2.8
Brightness 147
(Almost Same)
Tamron 90mm F2.8 Di
Between Center and Top Right Corner
F/2.8
Brightness 117
6% Brighter
Tamron 90mm F2.8 Di
Around Center
F/2.8
Brightness 101
5% Brighter
Sony 18-200 F3.5-F6.3
Center
F/5.6
Brightness 154
(Almost Same)
Sony 18-200 F3.5-F6.3
Corner (Top Right)
F/5.6
Brightness 140
(Almost Same)
Sony 18-200 F3.5-F6.3
Between Center and Top Right Corner
F/5.6
Brightness 103
6% Darker
Sony 18-200 F3.5-F6.3
Around Center
F/5.6
Brightness 89
5% Darker
Black & White crops are displayed for better details study.
Click here to switch back to colored crops.
  EXIF  
 
  Comparison Photo # 2  
Photo_1749Tamron 90mm F2.8 Di  
against
Photo_1767 Sony 18-200 F3.5-F6.3
F4.0 1/640 100 90mm.    
  F5.6 1/400100 90mm.  
100% (1:1) Crop Samples
Tamron 90mm F2.8 Di
Center
F/4.0
Brightness 169
6% Brighter
Tamron 90mm F2.8 Di
Corner (Top Right)
F/4.0
Brightness 166
10% Brighter
Tamron 90mm F2.8 Di
Between Center and Top Right Corner
F/4.0
Brightness 131
11% Brighter
Tamron 90mm F2.8 Di
Around Center
F/4.0
Brightness 116
10% Brighter
Sony 18-200 F3.5-F6.3
Center
F/5.6
Brightness 154
6% Darker
Sony 18-200 F3.5-F6.3
Corner (Top Right)
F/5.6
Brightness 140
10% Darker
Sony 18-200 F3.5-F6.3
Between Center and Top Right Corner
F/5.6
Brightness 103
11% Darker
Sony 18-200 F3.5-F6.3
Around Center
F/5.6
Brightness 89
10% Darker
Black & White crops are displayed for better details study.
Click here to switch back to colored crops.
  EXIF  
 
  Comparison Photo # 3  
Photo_1750Tamron 90mm F2.8 Di  
against
Photo_1767 Sony 18-200 F3.5-F6.3
F4.5 1/500 100 90mm.    
  F5.6 1/400100 90mm.  
100% (1:1) Crop Samples
Tamron 90mm F2.8 Di
Center
F/4.5
Brightness 174
8% Brighter
Tamron 90mm F2.8 Di
Corner (Top Right)
F/4.5
Brightness 174
13% Brighter
Tamron 90mm F2.8 Di
Between Center and Top Right Corner
F/4.5
Brightness 139
15% Brighter
Tamron 90mm F2.8 Di
Around Center
F/4.5
Brightness 123
13% Brighter
Sony 18-200 F3.5-F6.3
Center
F/5.6
Brightness 154
8% Darker
Sony 18-200 F3.5-F6.3
Corner (Top Right)
F/5.6
Brightness 140
13% Darker
Sony 18-200 F3.5-F6.3
Between Center and Top Right Corner
F/5.6
Brightness 103
15% Darker
Sony 18-200 F3.5-F6.3
Around Center
F/5.6
Brightness 89
13% Darker
Black & White crops are displayed for better details study.
Click here to switch back to colored crops.
  EXIF  
 
  Comparison Photo # 4  
Photo_1751Tamron 90mm F2.8 Di  
against
Photo_1767 Sony 18-200 F3.5-F6.3
F5.0 1/500 100 90mm.    
  F5.6 1/400100 90mm.  
100% (1:1) Crop Samples
Login or Register to display 4 crops from Tamron 90mm F2.8 Di F/5.0 vs. Sony 18-200 F3.5-F6.3 F/5.6 for locations Center, Corner (Top Right), Between Center and Top Right Corner, Around Center
  EXIF  
 
  Comparison Photo # 5  
Photo_1752Tamron 90mm F2.8 Di  
against
Photo_1767 Sony 18-200 F3.5-F6.3
F5.6 1/320 100 90mm.    
  F5.6 1/400100 90mm.  
100% (1:1) Crop Samples
Login or Register to display 4 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, Around Center
  EXIF  
 
  Comparison Photo # 6  
Photo_1753Tamron 90mm F2.8 Di  
against
Photo_1768 Sony 18-200 F3.5-F6.3
F6.3 1/250 100 90mm.    
  F6.3 1/320100 90mm.  
100% (1:1) Crop Samples
Login or Register to display 4 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, Around Center
  EXIF  
 
  Comparison Photo # 7  
Photo_1754Tamron 90mm F2.8 Di  
against
Photo_1769 Sony 18-200 F3.5-F6.3
F8.0 1/160 100 90mm.    
  F8.0 1/200100 90mm.  
100% (1:1) Crop Samples
Login or Register to display 4 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, Around Center
  EXIF  
 
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