Engine type
  • Aluminum-alloy V-6
Displacement, liters
  • 3.5
Valvetrain
  • Belt drive, SOHC, i-VTEC® 24-valve
Horsepower @ rpm (SAE net)
  • 273 @ 6200 rpm
Torque @ rpm (lb-ft)
  • 251 @ 5000 rpm
Compression ratio (:1)
  • 10.5
Redline
  • 6800 rpm
Throttle control
  • Drive-by-wire throttle system
Ignition
  • Electronic direct
EPA Estimated Fuel Mileage27 (city / highway/ combined)
  • 20 / 28 / 23: 2WD
  • 19 / 27 / 22: AWD
Recommended fuel20
  • Premium unleaded 91 octane
CARB emissions rating
  • LEV2-ULEV
Tune-up interval3
  • No scheduled tune-ups required for 100,000 +/- miles
 
EPA Est. MPG (city / hwy / combined)27:
RDX20 / 28 / 23
RDX AWD19 / 27 / 22