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 Venus 24mm F14 2x Macro Probe for their suitability to various photography scenarios:
Size and Weight Comparison
Size of a lens is an important deciding factor when comparing two lenses.Venus 24mm F14 2x Macro Probe is the longer of the two lenses at 408mm. The Venus 25mm F2.8 2.5-5X Ultra Macro with a length of 65mm is 343mm shorter. On the other hand, the Venus 25mm F2.8 2.5-5X Ultra Macro has a larger diameter of 82mm compared to Venus 24mm F14 2x Macro Probe's 38mm diameter.
Below you can find the scaled side by side image of Venus 25mm F2.8 2.5-5X Ultra Macro and Venus 24mm F14 2x Macro Probe to get a better idea of how their size compare in real life.
Comparison image of Venus 25mm F2.8 2.5-5X Ultra Macro and Venus 24mm F14 2x Macro Probe Size and Weight Weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Venus 25mm F2.8 2.5-5X Ultra Macro weighs 400g, which means it is 74g (15%) lighter than the Venus 24mm F14 2x Macro Probe which has a weight of 474g.
Below you can find the dimension and weight table of the 'Macro Prime Lenses in Canon EF Mount for size comparison purposes.
Macro Prime Lenses in Canon EF Mount for Size Comparison
Lens Mounts
Both Venus 25mm F2.8 2.5-5X Ultra Macro and Venus 24mm F14 2x Macro Probe has the same Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Canon 1D X III, Canon 6D MII and Canon 5D MIV.
Venus 25mm F2.8 2.5-5X Ultra Macro is also available in Nikon F (DX) , Pentax KAF2 and Sony E mounts.
Venus 24mm F14 2x Macro Probe is also available in Nikon F (FX) and Sony E mounts.
Focal Range
Venus 25mm F2.8 2.5-5X Ultra Macro is a prime lens with fixed focal lenght of 25mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 40mm.
Venus 24mm F14 2x Macro Probe 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 an 35mm (FF) equivalent of 38.4mm.