The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Lensbaby Burnside 35 and the Hartblei 40mm F4 IF TS for their suitability to various photography scenarios:
Size and Weight Comparison
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. Lensbaby Burnside 35 weighs 374g, which means it is 1176g (75%) lighter than the Hartblei 40mm F4 IF TS which has a weight of 1550g.
Filter Threads
The Lensbaby Burnside 35 has a filter size of 62mm whereas the Hartblei 40mm F4 IF TS has a 86mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 62mm filters that we recommend you to consider for the Lensbaby Burnside 35:
And these are the 86mm filters that we recommend for the Hartblei 40mm F4 IF TS:
Lens Mounts
Both the Lensbaby Burnside 35 and the Hartblei 40mm F4 IF 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.
Lensbaby Burnside 35 is also available in Fujifilm X , Micro Four Thirds, Nikon F (FX), Pentax KAF, Samsung NX, Sony Alpha and Sony E mounts.
Hartblei 40mm F4 IF TS is also available in Pentax KAF , Sony Alpha and Nikon F (FX) mounts.
Focal Range
Lensbaby Burnside 35 is a prime lens with fixed focal lenght of 35mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
56mm.
On the other hand, the Hartblei 40mm F4 IF TS is a prime lens with fixed focal lenght of 40mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 64mm.