The CF36BPNF has a better climate class than most fridge freezers of this spec and age. This fridge has a ST climate class, whereas most fridge freezers that are a comparable age to it have a T climate class. This Smeg fridge also has a SN climate class.
A ST climate class is actually the worst climate class across all large total net capacity fridge freezers that have been on the market for around the same time as the CF36BPNF.
Across similar types of fridge the best climate class is T.