The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Venus 25mm F2.8 2.5-5X Ultra Macro and the Zeiss Loxia 25mm F2.4 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. Zeiss Loxia 25mm F2.4 is the longer of the two lenses at 75mm. The Venus 25mm F2.8 2.5-5X Ultra Macro with a length of 65mm, is 10mm shorter. On the other hand, the Venus 25mm F2.8 2.5-5X Ultra Macro has a larger diameter of 82mm compared to the Zeiss Loxia 25mm F2.4's 62mm diameter.
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Below you can find a scaled side-by-side image of Venus 25mm F2.8 2.5-5X Ultra Macro and Zeiss Loxia 25mm F2.4 to get a better idea of how their sizes compare in real life.
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. Zeiss Loxia 25mm F2.4 weighs 393g, 1% (7g) lighter than the Venus 25mm F2.8 2.5-5X Ultra Macro's weight of 400g.
Lens Mounts
Both the Venus 25mm F2.8 2.5-5X Ultra Macro and the Zeiss Loxia 25mm F2.4 has the same Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony A9 III, Sony A7C Mark II and Sony A7CR.
Venus 25mm F2.8 2.5-5X Ultra Macro is also available in Canon EF , Nikon F (DX) and Pentax KAF2 mounts.
Focal Range
Both lenses have the same focal range of
25mm but while Venus 25mm F2.8 2.5-5X Ultra Macro has the fastest aperture of
F2.8, the Zeiss Loxia 25mm F2.4's widest aperture value is
F2.4.