Vehicle | |
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Model year | 2010 |
Make | Lexus |
Model | HS 250h Premium |
Style | 4dr Sedan (2.4L 4cyl gas/electric hybrid CVT) |
Base MSRP | $33,000 (estimated) |
Options on test vehicle | Navigation Package, Park Assist Package, Mark Levinson Audio With DVD, Rear Deck Spoiler. |
As-tested MSRP | $39,500 (estimated) |
Drivetrain | |
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Drive type | Front-wheel drive |
Engine type | Inline-4, Atkinson cycle |
Displacement (cc/cu-in) | 2,362cc (144 cu-in) |
Block/head material | Aluminum/aluminum |
Valvetrain | Double overhead camshafts, four valves per cylinder, variable intake valve timing |
Compression ratio (x:1) | 12.5:1 |
Redline (rpm) | 6,000 |
Horsepower (hp @ rpm) | 147 @ 6,000 (gasoline engine); 40 hp (battery pack); 187 maximum when blended |
Torque (lb-ft @ rpm) | 105 @ 4,000 (gasoline engine) |
Transmission type | Planetary-type continuously variable transmission |
Transmission and axle ratios (x:1) | Not applicable |
Chassis | |
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Suspension, front | Independent MacPherson struts, coil springs |
Suspension, rear | Independent, double wishbone, coil springs |
Steering type | Electric-assist power rack-and-pinion steering |
Steering ratio (x:1) | N/A |
Tire brand | Toyo |
Tire model | Proxes A20 |
Tire type | All-season |
Tire size, front | P225/45R18 91W |
Tire size, rear | P225/45R18 91W |
Wheel size | 18-by-7.5 inches front and rear |
Wheel material | Cast-aluminum alloy |
Brakes, front | 10.8-inch ventilated disc with single-piston floating caliper blended with electric regenerative braking |
Brakes, rear | 11.1-inch solid disc with single-piston floating caliper blended with electric regenerative braking |
Track Test Results | |
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0-45 mph (sec.) | 5.8 |
0-60 mph (sec.) | 8.7 |
0-75 mph (sec.) | 12.6 |
1/4-mile (sec. @ mph) | 16.4 @86.9 |
0-60 with 1 foot of rollout (sec.) | 8.3 |
Braking, 30-0 mph (ft.) | 31 |
60-0 mph (ft.) | 125 |
Slalom, 6 x 100 ft. (mph) | 61.2 Stability on/62.9 stability off |
Skid pad, 200-ft. diameter (lateral g) | 0.77 Stability on/0.80 stability off |
Sound level @ idle (dB) | 43.8 |
@ Full throttle (dB) | 72.1 |
@ 70 mph cruise (dB) | 64.4 |
Test Driver Ratings & Comments | |
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Acceleration comments | Nothing to be gained by using brake torque or disengaging stability control. There's a slight stumble off the line as the car decides to leave, but from there on out the acceleration is linear and smooth. Some whining and whirring from hybrid powertrain but far less than in Prius. |
Braking rating | Good |
Braking comments | Quite a lot of forward pitch, but good stopping power with adequate results. Straight, controlled and quiet stops. |
Handling rating | Average |
Handling comments | Skid pad: With stability on, throttle reduced to limit performance. With stability control disengaged, the car is well-balanced, tiptoeing on the edge of understeer. Steering feel is remarkably good and feels only a little artificial. Surprising grip. Slalom: Typical reactions with stability control engaged. Conservatively low limits with a beep warning just before automatic brake application. Once stability control is disengaged (it disengages completely), the car is willing to be tossed around, but then it starts to feel heavy and reluctant to respond. Overall a better performance than expected. |
Testing Conditions | |
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Elevation (ft.) | 1,121 |
Temperature (°F) | 79.4 |
Wind (mph, direction) | 8.2 mph (head/cross wind) |
Fuel Consumption | |
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EPA fuel economy (mpg) | 35 city/34 highway/35 combined |
Edmunds observed (mpg) | 30.4 |
Fuel tank capacity (U.S. gal.) | 14.5 |
Dimensions & Capacities | |
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Curb weight, mfr. claim (lbs.) | 3,682 |
Curb weight, as tested (lbs.) | 3,713 |
Weight distribution, as tested, f/r (%) | 60.3/39.7 |
Length (in.) | 184.8 |
Width (in.) | 70.3 |
Height (in.) | 59.3 |
Wheelbase (in.) | 106.3 |
Track, front (in.) | 60.4 |
Track, rear (in.) | 60.2 |
Turning circle (ft.) | 37.4 |
Legroom, front (in.) | 42.6 |
Legroom, rear (in.) | 34.5 |
Headroom, front (in.) | 38.0 |
Headroom, rear (in.) | 36.8 |
Shoulder room, front (in.) | 53.8 |
Shoulder room, rear (in.) | 54.2 |
Seating capacity | 5 |
Cargo volume (cu-ft) | 12.1 |
Max. cargo volume, seats folded (cu-ft) | N/A |
Warranty | |
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Bumper-to-bumper | 4 years/50,000 miles |
Powertrain | 6 years/70,000 miles (hybrid-related component coverage: 8 years/100,000 miles; wheel alignment and balancing: 1 year/20,000 miles) |
Corrosion | 6 years/Unlimited miles |
Roadside assistance | 4 years/Unlimited miles |
Free scheduled maintenance | 6 months/5,000 miles |
Safety | |
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Front airbags | Standard |
Side airbags | Standard dual front |
Head airbags | Standard front and rear |
Knee airbags | Not available |
Antilock brakes | 4-wheel ABS |
Electronic brake enhancements | Brake assist, electronic brakeforce distribution |
Traction control | Standard |
Stability control | Standard |
Rollover protection | Not available |
Tire-pressure monitoring system | Standard |
Emergency assistance system | Optional (test car not equipped) |
NHTSA crash test, driver | Not available |
NHTSA crash test, passenger | Not available |
NHTSA crash test, side front | Not available |
NHTSA crash test, side rear | Not available |
NHTSA rollover resistance | Not available |
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