So you are looking for a grill that you can easily take with you on a camping trip? The HitchFire Forge 15 has you covered. This propane hitch grill has 355 sq. inches of cooking space with dual 7500 BTU burners. It can work with most 16 oz propane tanks.
The Forge 15 fits into a 2″ square receiver. It can be combined with a 12″ hitch extender to give you more room. You can detach the grill for tabletop use anytime.