Sigma EX 18-50mm F2.8 DC HSM Macro vs Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro

This is a full comparison between the lenses Sigma EX 18-50mm F2.8 DC HSM Macro and Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro.

Compare Specifications

Product
Sigma EX 18-50mm F2.8 DC HSM Macro
Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Name Sigma EX 18-50mm F2.8 DC HSM Macro Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Manufacturer Sigma Tamron
SKU
Release Date and Price
Sigma EX 18-50mm F2.8 DC HSM Macro
Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Release Year 2006 2008
Release Date
MSRP N/A N/A
Buy it today
Lens Type
Sigma EX 18-50mm F2.8 DC HSM Macro
Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Lens Type Standard / Normal
Macro
Superzoom
Macro
Zoom or Prime Zoom lens Zoom lens
Mount and Compatibility
Sigma EX 18-50mm F2.8 DC HSM Macro
Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Mount Nikon F Canon EFNikon F
Designed for APS-C sensor Yes No (Suitable for all sensors)
Focus
Sigma EX 18-50mm F2.8 DC HSM Macro
Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Autofocus (AF) Yes YesNote. See below for further information
Built-in Autofocus (AF) Motor Yes No
Requires that the camera has an Autofocus Motor
Compatible Cameras for Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Motor Type No information N/A
Focus Method No information No information
Closest Focusing Distance 20 cm 49 cm
Maximum Magnification
Macro 1:1 No No
Aperture
Sigma EX 18-50mm F2.8 DC HSM Macro
Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Maximum Aperture F2,8 F3,8-5,6
This lens has a variable aperture at different focal lengths.
F3,8 at 28 mm
F5,6 at 200 mm
Variable Aperture
Diaphragm Blades No information No information
Optics
Sigma EX 18-50mm F2.8 DC HSM Macro
Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Construction 15 elements  /  13 groups 15 elements  /  14 groups
Special Elements/Coatings No information No information
Focal Length
Sigma EX 18-50mm F2.8 DC HSM Macro
Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Focal Length 18-50 mm 28-200 mm
Zoom Range 32 mm 172 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
Sigma EX 18-50mm F2.8 DC HSM Macro
Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Weather Sealing No No
Diameter 79 mm 71 mm
Length 85 mm 75 mm
Weight 535 gr 354 gr
Other
Sigma EX 18-50mm F2.8 DC HSM Macro
Tamron 28-200mm F3.8-5.6 XR Di Asph IF Macro
Filter Type Filter Thread Filter Thread
Filter Diameter 72 mm 62 mm
Lens Hood Included Included
Lens Hood SKU LH780-04 581 N/A
Tripod Collar N/A N/A
Tripod Collar SKU N/A N/A
Other Model A31