md88The MD-88 on the other hand is a more computerized MD-80 with EFIS displays, increased windshear detection, improvements in the airframe and a better flht managementThe MD-88 has wider than usual aisles in the coach cabin at 22 inches. Maximum cruise speed for the MD-88 is 543 mph, 874 kmh, or 472 knots. Type Rating. Pilots must earn their type