Recently saw Sandro's comparison of this DIY ceramic coating kit alongside Gyeon and Sonax.
Granted this is not CarPro CQuartz UK 3.0 but it probably has less chance of leaving high spots.
Potential price match with SCA on "clearance" at $129.
More detailed application guide from Pan The Organizer.
They need to come up with a universal metric to compare how long a coat of each product actually lasts and how much protection they offer. It is near impossible to compare between these types of products. Every review of every product says "it looks amazing, best product ever".