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2018 Lexus GS450h

2 trims · Sedan

Starting MSRP

$63,635 – $68,680

Key specifications

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Pricing

How much should you pay for the Lexus GS450h? Select a trim to update purchase and lease estimates.

MSRP by trim

Select a trim to update the payment estimates. MSRP is for each trim's base configuration and excludes destination, taxes, and options.

Purchase information

Based on 450h

Total price (450h MSRP)

$63,635

Typical monthly

$1,260/mo

Avg. APR

7.00%

60-month loan estimate for good credit (rates as of 2026-08-23). Not a credit offer; actual APR varies by lender, credit, and dealer.

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Compare 2018 Lexus GS450h trims

  • 450h

    MSRP
    $63,635
    Fuel economy (city/hwy)
    29/34
    Horsepower
    338 hp
    Torque
    Engine
    3.5L V6 hybrid
    Seating
    5
    Drivetrain
    RWD
    Cargo (cu ft)
    13.2
    Max towing
  • 450h F SPORT

    MSRP
    $68,680
    Fuel economy (city/hwy)
    29/34
    Horsepower
    338 hp
    Torque
    Engine
    3.5L V6 hybrid
    Seating
    5
    Drivetrain
    RWD
    Cargo (cu ft)
    13.2
    Max towing

Manufacturer specifications by trim and drivetrain. Same trim names with different MSRPs are distinct FWD/AWD (or other drivetrain) configurations from the catalog. MSRP excludes destination fees, taxes, and dealer-installed options.

Full specifications

Engine & drivetrain

Engine type
450hhybrid
450h F SPORThybrid
Fuel type
450hpremium unleaded (required)
450h F SPORTpremium unleaded (required)
Cylinders
450hV6
450h F SPORTV6
Displacement
450h3.5 L
450h F SPORT3.5 L
Horsepower
450h338 hp
450h F SPORT338 hp
Transmission
450hcontinuously variable-speed automatic
450h F SPORTcontinuously variable-speed automatic
Drivetrain
450hrear wheel drive
450h F SPORTrear wheel drive

Dimensions

Body type
450hSedan
450h F SPORTSedan
Doors
450h4
450h F SPORT4
Seating
450h5
450h F SPORT5
Length
450h192.1 in
450h F SPORT192.1 in
Width
450h72.4 in
450h F SPORT72.4 in
Height
450h57.3 in
450h F SPORT57.3 in
Wheelbase
450h112.2 in
450h F SPORT112.2 in
Ground clearance
450h5.1 in
450h F SPORT5.1 in

Capacity & weight

Cargo capacity
450h13.2 cu ft
450h F SPORT13.2 cu ft
Max cargo capacity
450h13.2 cu ft
450h F SPORT13.2 cu ft
Max payload
450h1,013 lbs
450h F SPORT1,013 lbs
Curb weight
450h4,112 lbs
450h F SPORT4,112 lbs
Fuel tank
450h17.4 gal
450h F SPORT17.4 gal

Fuel economy & EV

Combined MPG
450h31
450h F SPORT31
City MPG
450h29
450h F SPORT29
Highway MPG
450h34
450h F SPORT34

Research similar vehicles

2018 Lexus GS450h FAQ

How much does the 2018 Lexus GS450h cost?
The 2018 Lexus GS450h has a starting MSRP of $63,635, ranging up to $68,680 for the top trim. Trim pricing includes 450h from $63,635; 450h F SPORT from $68,680.
What is the fuel economy of the 2018 Lexus GS450h?
The 2018 Lexus GS450h achieves up to 31 MPG combined (EPA estimate), depending on trim and configuration.
How much cargo space does the 2018 Lexus GS450h have?
The 2018 Lexus GS450h offers up to 13.2 cubic feet of cargo capacity, depending on trim and seating configuration.
How many trims does the 2018 Lexus GS450h come in?
The 2018 Lexus GS450h is available in 2 trims across Sedan body styles with rear wheel drive.