Nikon AF 18mm F2.8 D vs Sigma EX 300-800mm F5.6 DG APO HSM

This is a full comparison between the lenses Nikon AF 18mm F2.8 D and Sigma EX 300-800mm F5.6 DG APO HSM .

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Product
Nikon AF 18mm F2.8 D
Sigma EX 300-800mm F5.6 DG APO HSM
Name Nikon AF 18mm F2.8 D Sigma EX 300-800mm F5.6 DG APO HSM
Also known as Nikon Nikkor AF 18mm F2.8 D
Manufacturer Nikon Sigma
SKU
Release Date and Price
Nikon AF 18mm F2.8 D
Sigma EX 300-800mm F5.6 DG APO HSM
Release Year 1994 2003
Release Date
MSRP N/A 11500 USD
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Lens Type
Nikon AF 18mm F2.8 D
Sigma EX 300-800mm F5.6 DG APO HSM
Lens Type Wide Angle Lens Telephoto
Supertelephoto
Zoom or Prime Prime lens (no zoom) Zoom lens
Mount and Compatibility
Nikon AF 18mm F2.8 D
Sigma EX 300-800mm F5.6 DG APO HSM
Mount Nikon F Canon EFNikon F
Designed for APS-C sensor No (Suitable for all sensors) No (Suitable for all sensors)
Focus
Nikon AF 18mm F2.8 D
Sigma EX 300-800mm F5.6 DG APO HSM
Autofocus (AF) YesNote. See below for further information Yes
Built-in Autofocus (AF) Motor No
Requires that the camera has an Autofocus Motor
Compatible Cameras for Nikon AF 18mm F2.8 D
Yes
Motor Type N/A No information
Focus Method No information No information
Closest Focusing Distance 25 cm 600 cm
Maximum Magnification
Aperture
Nikon AF 18mm F2.8 D
Sigma EX 300-800mm F5.6 DG APO HSM
Maximum Aperture F2,8 F5,6
Diaphragm Blades No information No information
Optics
Nikon AF 18mm F2.8 D
Sigma EX 300-800mm F5.6 DG APO HSM
Construction 13 elements  /  10 groups 18 elements  /  16 groups
Special Elements/Coatings No information No information
Focal Length
Nikon AF 18mm F2.8 D
Sigma EX 300-800mm F5.6 DG APO HSM
Focal Length 18 mm 300-800 mm
Zoom Range None (Prime lens)
No Zoom available.
500 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
Nikon AF 18mm F2.8 D
Sigma EX 300-800mm F5.6 DG APO HSM
Weather Sealing No No
Diameter 82 mm 165 mm
Length 58 mm 544 mm
Weight 380 gr 5880 gr
Other
Nikon AF 18mm F2.8 D
Sigma EX 300-800mm F5.6 DG APO HSM
Filter Type Filter Thread Drop-in Filter
Filter Diameter 77 mm 46 mm
Lens Hood No information Included
Lens Hood SKU N/A LH1571-02 595
Tripod Collar N/A Included
Tripod Collar SKU N/A N/A