The Weber Genesis EP-310 is one of the few color grills in the Weber Genesis Series. It is one of the two Genesis EP models, and it has 3 stainless steel burners. It also has 42,000 BTU-per-hour input, an Electronic Crossover® ignition system, 7mm diameter stainless steel rod cooking grates, Stainless steel Flavorizer® bars, a primary cooking area of 507 sq. in., a warming rack area of 130 sq. in., a total cooking area of 637 sq. in., 6 tool holders, a limited warranty a Weber® cookbook, and other fantastic features. The EP-310 comes in copper, black and green. The NG grill comes only in black. The EP-310 does not have a 12,000 BTU-per-hour input side burner like the Genesis EP-320.