Is Canon EOS 40D and Sigma EX 100-300mm F4 DG APO HSM compatible?

Below you will find your chosen camera and lens. Click on the product name for more information.

Canon EOS 40D

Canon EOS 40D
Released: 2007
Type: Digital SLR
Sensor: APS-C (1.6x)
10,1 Megapixels
3888 x 2592 pixels

Sigma EX 100-300mm F4 DG APO HSM

Sigma EX 100-300mm F4 DG APO HSM
Released: 2004
Telephoto Zoom Lens
Focal Length: 100-300 mm
Aperture: f/4

Can you combine these two?

Last updated: February 2024

This is the short answer:

The camera and lens you have chosen can be used together.

Versitale lens

Sigma EX 100-300mm F4 DG APO HSM is constructed to work with all sorts of camera sensors including the one of Canon EOS 40D.

Focal Length

The Canon camera has a sensor of type APS-C, a smaller version compared to a Full Frame sensor, which means that your experienced Focal length will be multiplied by 1.6x.

This lens has focal length:
100-300 mm

Since Canon EOS 40D does not have a Full Frame sensor the experience focal length you will experience will be:
160-480 mm

Read more about Crop factor

Total weight

When you are looking at a combination of a camera and a lens you must always consider the total weight. Each product weighs in at:

Canon EOS 40D
822 gram

Sigma EX 100-300mm F4 DG APO HSM
1440 gram

Together they have a total weight of 2262 gram (equal to 4.99 lb).

Please note that Sigma EX 100-300mm F4 DG APO HSM has a tripod mount which is great.

Read more about Tripod mount

Compatibility Check ID: 1300