Moffat/Turbofan G32 vs E32

Toast

Looking at buying Moffat/Turbofan G32 (gas), but the sales rep said that E32 (electric) has 2 fans and gives a more even bake.

http://turbofanoven.com/product-G32D4.html / http://turbofanoven.com/product-G32D5.html

Anyone has experience with these models?

Also, is it a good idea to put a stone in G32?