Thanks to Airbrushes.com of the UK for the information!
Click the pic for more information!
The smaller Smart Jet Pro's new features:
Smaller size compressor case: L 25.7 x W 14 x H 24.1 cm (approx. excluding handle and fittings)
Lighter Weight: 5.9kg
Relocated air outlet
New style of filter/regulator (the same as the Smart Jet Pro Plus Handle-Tank)