The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon 35mm f2 IS USM and the Canon 24mm f2.8 IS USM for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is a crucial factor to consider when comparing two lenses. Canon 35mm f2 IS USM is the longer of the two lenses at 63mm. The Canon 24mm f2.8 IS USM with a length of 56mm, is 7mm shorter. Besides being longer, the Canon 35mm f2 IS USM also has a larger diameter of 78mm compared to the Canon 24mm f2.8 IS USM's 68mm diameter.
The weight of a lens is equally significant as its external dimensions, particularly if you intend to handhold your camera and lens combination for extended periods. Canon 24mm f2.8 IS USM weighs 280g, 16% (55g) lighter than the Canon 35mm f2 IS USM's weight of 335g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Canon EF Mount for size comparison purposes.
Wideangle Lenses in Canon EF Mount for Size Comparison
Filter Threads
The Canon 35mm f2 IS USM has a filter size of 67mm whereas the Canon 24mm f2.8 IS USM has a 58mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 67mm filters that we recommend you to consider for the Canon 35mm f2 IS USM:
And these are the 58mm filters that we recommend for the Canon 24mm f2.8 IS USM:
Lens Mounts
Both the Canon 35mm f2 IS USM and the Canon 24mm f2.8 IS USM has the same Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Blackmagic URSA 12K LF, Z CAM E2-F6 II 6K and Z CAM E2-S6 II 6K.
Focal Range
Canon 35mm f2 IS USM is a prime lens with fixed focal lenght of 35mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
56mm.
On the other hand, the Canon 24mm f2.8 IS USM is a prime lens with fixed focal lenght of 24mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 38.4mm.
