Sigma EX 50mm F2.8 DG Macro vs Sigma 18-50mm F3.5-5.6 DC

This is a full comparison between the lenses Sigma EX 50mm F2.8 DG Macro and Sigma 18-50mm F3.5-5.6 DC .

Compare Specifications

Product
Sigma EX 50mm F2.8 DG Macro
Sigma 18-50mm F3.5-5.6 DC
Name Sigma EX 50mm F2.8 DG Macro Sigma 18-50mm F3.5-5.6 DC
Manufacturer Sigma Sigma
SKU
Release Date and Price
Sigma EX 50mm F2.8 DG Macro
Sigma 18-50mm F3.5-5.6 DC
Release Year 2003 2005
Release Date
MSRP 420 USD N/A
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Lens Type
Sigma EX 50mm F2.8 DG Macro
Sigma 18-50mm F3.5-5.6 DC
Lens Type Standard / Normal
Macro
Standard / Normal
Zoom or Prime Prime lens (no zoom) Zoom lens
Mount and Compatibility
Sigma EX 50mm F2.8 DG Macro
Sigma 18-50mm F3.5-5.6 DC
Mount Canon EFNikon F Canon EF-SNikon F
Designed for APS-C sensor No (Suitable for all sensors) Yes
Focus
Sigma EX 50mm F2.8 DG Macro
Sigma 18-50mm F3.5-5.6 DC
Autofocus (AF) YesNote. See below for further information YesNote. See below for further information
Built-in Autofocus (AF) Motor No
Requires that the camera has an Autofocus Motor
Compatible Cameras for Sigma EX 50mm F2.8 DG Macro
No
Requires that the camera has an Autofocus Motor
Compatible Cameras for Sigma 18-50mm F3.5-5.6 DC
Motor Type N/A N/A
Focus Method No information No information
Closest Focusing Distance 18 cm 25 cm
Maximum Magnification
Macro 1:1 Yes No (No Macro lens)
Aperture
Sigma EX 50mm F2.8 DG Macro
Sigma 18-50mm F3.5-5.6 DC
Maximum Aperture F2,8 F3,5-5,6
This lens has a variable aperture at different focal lengths.
F3,5 at 18 mm
F5,6 at 50 mm
Variable Aperture
Diaphragm Blades No information No information
Optics
Sigma EX 50mm F2.8 DG Macro
Sigma 18-50mm F3.5-5.6 DC
Construction 10 elements  /  9 groups 8 elements  /  8 groups
Special Elements/Coatings No information No information
Focal Length
Sigma EX 50mm F2.8 DG Macro
Sigma 18-50mm F3.5-5.6 DC
Focal Length 50 mm 18-50 mm
Zoom Range None (Prime lens)
No Zoom available.
32 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 50mm F2.8 DG Macro
Sigma 18-50mm F3.5-5.6 DC
Weather Sealing No No
Diameter 71 mm 67 mm
Length 66 mm 62 mm
Weight 320 gr 250 gr
Other
Sigma EX 50mm F2.8 DG Macro
Sigma 18-50mm F3.5-5.6 DC
Filter Type Filter Thread Filter Thread
Filter Diameter 55 mm 58 mm
Lens Hood Included Included
Lens Hood SKU LH550-02 346 N/A
Tripod Collar N/A N/A
Tripod Collar SKU N/A N/A