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Tamron SP 45mm F1.8 Di VC USD vs Sigma 50mm F2.8 EX DG Macro
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Tamron 45mm F1.8 Di VC USD

Standard Prime | Sony Alpha

Tamron SP 45mm F1.8 Di VC USD
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BUY from B&H PHOTO
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Sigma 50mm F2.8 EX DG Macro

Macro Prime | Sony Alpha

Sigma 50mm F2.8 EX DG Macro
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BUY from B&H PHOTO
Reasons to choose Tamron SP 45mm F1.8 Di VC USD over Sigma 50mm F2.8 EX DG Macro
Focal Length - Wide 45mm vs 50mm 5mm wider coverage
Image Stabilization Yes vs None Sharper Images
Max Aperture - Wide 1.8 vs 2.8 faster lens at wide
Diaphragm Blades 9 vs 7 better Bokeh
Reasons to choose Sigma 50mm F2.8 EX DG Macro over Tamron SP 45mm F1.8 Di VC USD
Focal Length - Tele 50mm vs 45mm 5mm more tele coverage
Max Magnification 1x vs 0.3x better close-up
Weight 320 g vs 520 g 200 g lighter
Diameter 71 mm vs 80 mm 9 mm smaller in diameter
Length 67 mm vs 92 mm 25 mm shorter
Filter Thread 55 mm vs 67 mm Smaller filters are cheaper
Tamron 45mm F1.8 Di VC USD vs Sigma 50mm F2.8 EX DG Macro Specs Table
Detailed comparison of specifications
General Tamron 45mm F1.8 Di VC USD Sigma 50mm F2.8 EX DG Macro
Brand Tamron Sigma
Lens Type Prime Prime
Price CHECK PRICE CHECK PRICE
Lens Type Standard Prime Macro Prime
Lens Mount Sony Alpha Sony Alpha
Max Format 35mm FF 35mm FF
Focal Range 45mm 50mm
Image Stabilization Yes No
Colour Black Black
Zoom Method No Zoom No Zoom
Power Zoom No No
Zoom Lock No No
Zoom Ratio 1.0X 1.0X
Aperture
Max Aperture F1.8 F2.8
Min Aperture
Aperture Ring No No
Diaphragm Blades 9 7
Optics
Optical Elements 10 10
Optical Groups 8 9
Special Elements Two aspherical and one LD element + fluorine, eBAND, and BBAR coatings. unknown
Focusing
Min Focus Distance 0.29m 0.19m
Max Magnification 0.3X 1X
Autofocus Yes Yes
AF Motor Type Ring-type ultrasonic Micromotor
Full Time Manual Yes No
Focus Method Internal Extending front
Distance Scale Yes Yes
DoF Scale Unknown Yes
Distance Scale Yes Yes
Focus Distance Limiter Unknown Yes
Physical Specs
Weight 520g 320g
Diameter 80mm 71mm
Length 92mm 67mm
Materials Unknown metal mount
Weather Sealing Yes Unknown
Filter Thread 67mm 55mm
Filter Notes - Does not rotate on focus
Hood Supplied Yes Yes
Hood Code Unknown Unknown
Tripod Collar No No
Optional Accessories - -
Report Report
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