The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron 11-20mm F2.8 X and the Venus 9mm F2.8 Zero-D 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. Tamron 11-20mm F2.8 X is the longer of the two lenses at 86mm. The Venus 9mm F2.8 Zero-D with a length of 53mm, is 33mm shorter. Besides being longer, the Tamron 11-20mm F2.8 X also has a larger diameter of 73mm compared to the Venus 9mm F2.8 Zero-D's 60mm diameter.
Below you can find a scaled side-by-side image of Tamron 11-20mm F2.8 X and Venus 9mm F2.8 Zero-D to get a better idea of how their sizes compare in real life.
Comparison image of the Tamron 11-20mm F2.8 X and the Venus 9mm F2.8 Zero-D Size and Weight 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. Venus 9mm F2.8 Zero-D weighs 215g, 35% (120g) lighter than the Tamron 11-20mm F2.8 X's weight of 335g.
Filter Threads
The Tamron 11-20mm F2.8 X has a filter size of 67mm whereas the Venus 9mm F2.8 Zero-D has a 49mm 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 Tamron 11-20mm F2.8 X:
And these are the 49mm filters that we recommend for the Venus 9mm F2.8 Zero-D:
Lens Mounts
Both the Tamron 11-20mm F2.8 X and the Venus 9mm F2.8 Zero-D has the same Fujifilm X lens mount . Some of the latest released cameras that are compatible with the Fujifilm X lenses are Fujifilm X-T30 III , Fujifilm X-E5 and Fujifilm X-M5 .
Venus 9mm F2.8 Zero-D is also available in Canon EF-M and Sony E mounts.
Focal Range
Tamron 11-20mm F2.8 X has a focal range of 11-20mm and
1.8X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
16.5-30mm when used on a APS-C / DX format camera.
On the other hand, the Venus 9mm F2.8 Zero-D is a prime lens with fixed focal lenght of 9mm which has an effective (full-frame 35mm equivalent) focal range of 13.5mm when used on a APS-C / DX format camera.