Sony 300mm F2.8 G vs Tamron 18-250mm F3.5-6.3 Di II BIM

This is a full comparison between the lenses Sony 300mm F2.8 G and Tamron 18-250mm F3.5-6.3 Di II BIM.

Compare Specifications

Product
Sony 300mm F2.8 G
Tamron 18-250mm F3.5-6.3 Di II BIM
Name Sony 300mm F2.8 G Tamron 18-250mm F3.5-6.3 Di II BIM
Manufacturer Sony Tamron
SKU SAL300F28G
Release Date and Price
Sony 300mm F2.8 G
Tamron 18-250mm F3.5-6.3 Di II BIM
Release Year 2006 2007
Release Date 2006-06-05
MSRP N/A N/A
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Lens Type
Sony 300mm F2.8 G
Tamron 18-250mm F3.5-6.3 Di II BIM
Lens Type Telephoto Superzoom
Zoom or Prime Prime lens (no zoom) Zoom lens
Mount and Compatibility
Sony 300mm F2.8 G
Tamron 18-250mm F3.5-6.3 Di II BIM
Mount Sony A Nikon F
Designed for APS-C sensor No (Suitable for all sensors) Yes
Focus
Sony 300mm F2.8 G
Tamron 18-250mm F3.5-6.3 Di II BIM
Autofocus (AF) Yes Yes
Built-in Autofocus (AF) Motor Yes Yes
Motor Type Ultrasonic No information
Focus Method No information No information
Closest Focusing Distance 200 cm 45 cm
Maximum Magnification 0.18
Aperture
Sony 300mm F2.8 G
Tamron 18-250mm F3.5-6.3 Di II BIM
Maximum Aperture F2,8 F3,5-6,3
This lens has a variable aperture at different focal lengths.
F3,5 at 18 mm
F6,3 at 250 mm
Variable Aperture
Diaphragm Blades 9 No information
Optics
Sony 300mm F2.8 G
Tamron 18-250mm F3.5-6.3 Di II BIM
Construction 13 elements  /  12 groups 16 elements  /  13 groups
Special Elements/Coatings No information No information
Focal Length
Sony 300mm F2.8 G
Tamron 18-250mm F3.5-6.3 Di II BIM
Focal Length 300 mm 18-250 mm
Zoom Range None (Prime lens)
No Zoom available.
232 mm
Built-in Teleconverter No No
Teleconverter Multiplier N/A N/A
Image Stabilization No No
Image Stabilization CIPA Rating N/A N/A
Physical
Sony 300mm F2.8 G
Tamron 18-250mm F3.5-6.3 Di II BIM
Weather Sealing No No
Diameter 122 mm 74 mm
Length 243 mm 84 mm
Weight 2310 gr 430 gr
Other
Sony 300mm F2.8 G
Tamron 18-250mm F3.5-6.3 Di II BIM
Filter Type Drop-in Filter Filter Thread
Filter Diameter 42 mm 62 mm
Lens Hood Included Included
Lens Hood SKU ALC-SH0012 N/A
Tripod Collar Included N/A
Tripod Collar SKU N/A N/A