The type of photography that you are planning to use is an important decision factor. Here we have evaluated the 7Artisans FF 18mm f5.6 Z and the Venus Laowa 15mm f5 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. 7Artisans FF 18mm f5.6 Z is the longer of the two lenses at 32mm. The Venus Laowa 15mm f5 with a length of 25mm, is 7mm shorter. Besides being longer, the 7Artisans FF 18mm f5.6 Z also has a larger diameter of 61mm compared to the Venus Laowa 15mm f5's 53mm 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. 7Artisans FF 18mm f5.6 Z weighs 146g, which means it is 8g (5%) lighter than the Venus Laowa 15mm f5 which has a weight of 154g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Nikon Z Mount for size comparison purposes.
Ultra-Wideangle Lenses in Nikon Z Mount for Size Comparison
Filter Threads
The 7Artisans FF 18mm f5.6 Z has a filter size of 49mm whereas the Venus Laowa 15mm f5 has a 39mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 49mm filters that we recommend you to consider for the 7Artisans FF 18mm f5.6 Z:
And these are the 39mm filters that we recommend for the Venus Laowa 15mm f5:
Lens Mounts
Both the 7Artisans FF 18mm f5.6 Z and the Venus Laowa 15mm f5 has the same Nikon Z lens mount. Some of the latest released cameras that are compatible with the Nikon Z lenses are Nikon ZR, Nikon Z5 II and RED Komodo-X 6K Z.
Venus Laowa 15mm f5 is also available in Sony E , Canon RF and Leica L mounts.
Focal Range
7Artisans FF 18mm f5.6 Z is a prime lens with fixed focal lenght of 18mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
27mm.
On the other hand, the Venus Laowa 15mm f5 is a prime lens with fixed focal lenght of 15mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 22.5mm.
