Which bell tent do you buy?

4m Bell Tent Advantages 

Good amount of room for 2 adults 

Very stable in any weather.

Easy to heat

Inners widely available - extend your camping season through the colder weather

5m Bell Tent Advantages 

Very roomy - will accommodate 2 adults and 2 children

Seperate inners are available, also a quarter inner (bijou) can be purchased from soulpad