The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Zeiss Milvus 25mm F1.4 and the Samyang T-S 24mm f3.5 for their suitability to various photography scenarios:
Size and Weight Comparison
Size of a lens is an important deciding factor when comparing two lenses.Zeiss Milvus 25mm F1.4 is the longer of the two lenses at 123mm. The Samyang T-S 24mm f3.5 with a length of 112mm is 11mm shorter. Besides being longer, the Zeiss Milvus 25mm F1.4 also has a larger diameter of 95mm compared to Samyang T-S 24mm f3.5's 86mm diameter.
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. Samyang T-S 24mm f3.5 weighs 680g, 44% (545g) lighter than the Zeiss Milvus 25mm F1.4's weight of 1225g.
Both Zeiss Milvus 25mm F1.4 and Samyang T-S 24mm f3.5 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.
Zeiss Milvus 25mm F1.4 is also available in Nikon F (FX) mount.
Samyang T-S 24mm f3.5 is also available in Nikon F (FX) , Pentax KAF, Sony Alpha and Sony E mounts.
Zeiss Milvus 25mm F1.4 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.
Samyang T-S 24mm f3.5 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.