Engine: 6.2-liter dual overhead-cam 24-valve V8 with variable valve timing

Engine Options: 382-hp 5.5-liter V8; 507-hp 6.2-liter V8

Transmission: 7-speed automatic with Speed Shift manual mode

Transmission Options: 7-speed automatic

Standard Safety Equipment: front multi-stage airbags, front and rear passenger side-impact airbags, front and rear curtain-style head protection airbags, seatbelts with pre-tensioners and force limiters, Electronic Stability Program skid-management electronics, ABS with Brake Assist, roll-over sensor, low-tire pressure warning system, Tele-Aid emergency telematics

Optional Safety Equipment: N/A

Basic Warranty: 4 years/50,000 miles

Assembled In: Sindelfingen, Germany

Model Tested: Mercedes-Benz CLS63 AMG ($92,200)

Standard Equipment: four-zone automatic climate control, 10-way power adjustable front seats with 3-position memory and pneumatic bolsters, multifunction steering wheel controls, electric adjustable tilt and telescoping steering column, cruise control, 12-speaker harmon/kardon audio system with AM/FM/ CD, leather upholstery, hand-polished wood trim, power windows with express up and down, auto-dimming rear/driver side mirrors with right-side park assist, remote central locking system with user-recognition, integrated garage door opener, power tilt/sliding glass sunroof, blue-tinted glass, floor mats

Options as Tested: Keyless Go ($1,090)

Destination Charge: 775

Gas Guzzler Tax:

Layout: rear-wheel drive

Horsepower: 507 @ 6800

Torque: 465 @ 5200

Miles Per Gallon in the City/Highway: 13/20

Wheelbase: 112.4 inches

Length/Width/Height in Inches: 193.0/73.7/54.7 inches

Track Front/Rear: 62.9/62.3 inches

Turning Cycle: 36.7 feet

Seating Capacity: 4 people

Head/Hip/Leg Room, f: 36.9/58.0/42.1 inches

Head/Hip/Leg Room, m: inches

Head/Hip/Leg Room, r: 36.1/57.6/35.0 inches

Trunk Volume: 15.9 cubic feet

Payload:

Suspension, f: independent double-wishbone, electronically controlled air springs and shocks

Ground Clearance: 4.5 inches

Curb Weight: 4210 pounds

Towing Capacity: pounds

Tires: 255/35ZR19 front, 285/35ZR19 rear

Brakes: vented disc with six-piston calipers/vented disc with four-piston calipers

Fuel Capacity: 21.1 Gallons