Boeing 767-300ER vs. Boeing 737-800

The 767-300ER is the bigger, longer-range plane: a twin-aisle widebody that carries 218 to 269 passengers about 5,980 nautical miles. The 737-800 is a single-aisle narrowbody that carries 162 to 189 passengers roughly 2,900 nautical miles. If you’re choosing between them for the same flight, the 767-300ER usually wins on comfort, with a 2-3-2 economy