Engine: 3.5-liter dohc 24-valve V6 with hybrid electric motor

Engine Options: 303-hp V6; 290-hp V8; 340-hp hybrid V6

Transmission: CVT with three modes (Power, Normal, Snow)

Transmission Options: 6-speed automatic (V6 and V8); CVT (hybrid V6)

Standard Safety Equipment: driver and front-passenger front airbags; front and rear side-curtain airbag; seat-mounted side-impact airbag for front seats; driver and front passenger knee airbags; force-limiting seat belts with pre-tensioners for driver, front passenger and outboard rear seats; 3-point belts for all seating positions, including rear center position; height-adjustable front shoulder belt anchors; automatic locking retractor (ALR)/emergency locking retractor (ELR) seat belt function on all seating positions except driver (ELR only); Vehicle Stability Control system (VSC); four-channel, four-sensor anti-lock brakes (ABS) integrated with Brake Assist, VSC and Electronic Brake-force Distribution (EBD); tire pressure warning system

Optional Safety Equipment: Vehicle Dynamics Integrated Management (VDIM) integrates and manages ECB, ABS, BA, EBD, VSC and Electronic Power Steering (EPS) for total-vehicle dynamics control; Electronic Controlled Brake system (ECB); Pre-Collision System (PCS)

Basic Warranty: 4 years/50,000 miles

Assembled In: Tahara, Japan

Model Tested: Lexus GS 450h ($54,900)

Standard Equipment: automatic dual-zone climate control with smog sensor and micro dust/pollen removal filter; Regency leather-trimmed seats; wood and leather-trimmed steering wheel and shift knob; aluminum alloy stamped scuff plates on all door sills; carpeted floor mats; 10-way power driver's and front passenger's seat; heated front seats; 7-inch multi-information touch screen; steering wheel audio and multi-information display controls; electronic digital quartz clock; headlamp washer; rear sunshade; Bluetooth wireless telephone technology; push-button engine start; power tilt-and-telescopic steering wheel with automatic tilt-away; three-position memory system for driver and front passenger seats; one-touch up/down function with jam protection on all four windows; trunk pass-through; power door locks with anti lock-out feature; cruise control; electrochromic rearview mirror with compass and Homelink programmable garage door opener; retained accessory power feature for operation of power windows and moonroof; electric trunk and fuel filler door releases with valet lockout feature for trunk; rear A/C vents on the back of center console; sun visors with illuminated vanity mirrors; individual front and rear reading lamps

Options as Tested: active stabilizer suspension ($3400), Lexus pre-collision warning system with radar-type cruise control ($2850), navigation system with voice recognition including backup camera with park-assist warning ($1900), Mark Levinson 330-watt audio system with surround sound ($1780), rear spoiler ($200), Lexus Link ($900), summer run-flat tires ($480)

Destination Charge:

Gas Guzzler Tax:

Layout: rear-wheel drive

Horsepower: 340 @ 6400

Torque: 267 @ 4800

Miles Per Gallon in the City/Highway: 25/28

Wheelbase: 112.2 inches

Length/Width/Height in Inches: 190.0/71.7/56.1 inches

Track Front/Rear: 60.4/60.6 inches

Turning Cycle: 36.7 feet

Seating Capacity: 5 people

Head/Hip/Leg Room, f: 37.8/54.4/43.5 inches

Head/Hip/Leg Room, m: inches

Head/Hip/Leg Room, r: 37.0/51.4/36.4 inches

Trunk Volume: 7.5 cubic feet

Payload:

Suspension, f: independent, double wishbones with high-mount upper arms, coil springs, gas-filled shock absorbers, stabilizer bar, Adaptive Variable Suspension with driver selectable shock absorber damping

Ground Clearance: 5.1 inches

Curb Weight: 4134 pounds

Towing Capacity: pounds

Tires: 245/40WR18 summer tires

Brakes: disc/disc with ABS, EBD, Brake Assist; ECB brake-by-wire; VDIM electronic stability control

Fuel Capacity: 18.8 Gallons