The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Schneider PC 28mm f2.8 and the Hartblei Macro 120mm F4 TS 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. Hartblei Macro 120mm F4 TS is the longer of the two lenses at 106mm. The Schneider PC 28mm f2.8 with a length of 89mm, is 17mm shorter. Besides being longer, the Hartblei Macro 120mm F4 TS also has a larger diameter of 89mm compared to the Schneider PC 28mm f2.8's 75mm 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. Schneider PC 28mm f2.8 weighs 565g, which means it is 400g (41%) lighter than the Hartblei Macro 120mm F4 TS which has a weight of 965g.
Below you can find the dimension and weight table of the Perspective Control Prime Lenses in Canon EF Mount for size comparison purposes.
PC Lenses in Canon EF Mount for Size Comparison
Filter Threads
The Schneider PC 28mm f2.8 has a filter size of 67mm whereas the Hartblei Macro 120mm F4 TS has a 72mm 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 Schneider PC 28mm f2.8:
And these are the 72mm filters that we recommend for the Hartblei Macro 120mm F4 TS:
Lens Mounts
Both the Schneider PC 28mm f2.8 and the Hartblei Macro 120mm F4 TS 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.
Schneider PC 28mm f2.8 is also available in Pentax KAF , Sony Alpha and Nikon F (FX) mounts.
Hartblei Macro 120mm F4 TS is also available in Pentax KAF , Sony Alpha and Nikon F (FX) mounts.
Focal Range
Schneider PC 28mm f2.8 is a prime lens with fixed focal lenght of 28mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
44.8mm.
On the other hand, the Hartblei Macro 120mm F4 TS is a prime lens with fixed focal lenght of 121mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 193.6mm.