A:
The FX510 and FX710 were released simultaneously. The FX510 features a 5-burner cooktop including a 17,000 BTU Power Burner, regular convection oven and storage drawer. The FX710 has an upgraded 18,000 BTU Dual Power Burner, a griddle accessory for the center oval burner, true convection oven, and warming drawer.
Thanks for your interest,
Ms. Samsung