The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Zeiss Otus 35mm f1.4 and the Canon 70-200mm f4.0L 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 70-200mm f4.0L USM is the longer of the two lenses at 172mm. The Zeiss Otus 35mm f1.4 with a length of 103mm, is 69mm shorter. On the other hand, the Zeiss Otus 35mm f1.4 has a larger diameter of 77mm compared to the Canon 70-200mm f4.0L USM's 76mm 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 70-200mm f4.0L USM weighs 705g, 1% (12g) lighter than the Zeiss Otus 35mm f1.4's weight of 717g.
Filter Threads
Both the Zeiss Otus 35mm f1.4 and the Canon 70-200mm f4.0L USM have the same Filter thread size of 67mm.
Below are links to the 67mm filters that we recommend you to consider for these lenses:
Lens Mounts
The Zeiss Otus 35mm f1.4 has the Canon RF lens mount whereas the Canon 70-200mm f4.0L USM has the Canon EF lens mount. Some of the latest released cameras that are compatible with these mounts are Canon R6 V, Canon R6 III and Canon C50 for the Canon RF Mount and Blackmagic URSA 12K LF, Z CAM E2-F6 II 6K and Z CAM E2-S6 II 6K for the Canon EF Mount.
Zeiss Otus 35mm f1.4 is also available in the Sony E and Nikon Z mounts.
Focal Range
Zeiss Otus 35mm f1.4 is a prime lens with fixed focal lenght of 35mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
52.5mm.
On the other hand, the Canon 70-200mm f4.0L USM has a focal range of 70-200mm and 2.9X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 112 - 320mm.