How much does the 2018 Lexus GS300 cost?

The 2018 Lexus GS300 has a starting MSRP of $46,510, ranging up to $51,100 for the top trim. Trim pricing includes 300 from $46,510; 300 F SPORT from $51,100.

What is the fuel economy of the 2018 Lexus GS300?

The 2018 Lexus GS300 achieves up to 26 MPG combined (EPA estimate), depending on trim and configuration.

How much cargo space does the 2018 Lexus GS300 have?

The 2018 Lexus GS300 offers up to 14.3 cubic feet of cargo capacity, depending on trim and seating configuration.

How many trims does the 2018 Lexus GS300 come in?

The 2018 Lexus GS300 is available in 2 trims across Sedan body styles with rear wheel drive.

2018 Lexus GS300

2 trims · Sedan

Starting MSRP

$46,510 – $51,100

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Pricing

How much should you pay for the Lexus GS300? 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 300

Total price (300 MSRP)

$46,510

Typical monthly

$921/mo

Avg. APR

7.00%

60-month loan estimate for good credit (rates as of 2026-07-11). Not a credit offer; actual APR varies by lender, credit, and dealer.

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Compare 2018 Lexus GS300 trims

300
MSRP
$46,510
Fuel economy (city/hwy)
22/32
Horsepower
241 hp
Torque
258 lb-ft
Engine
2L I4 gas
Seating
5
Drivetrain
RWD
Cargo (cu ft)
14.3
Max towing
—
300 F SPORT
MSRP
$51,100
Fuel economy (city/hwy)
21/30
Horsepower
241 hp
Torque
258 lb-ft
Engine
2L I4 gas
Seating
5
Drivetrain
RWD
Cargo (cu ft)
14.3
Max towing
—

Compare 2018 Lexus GS300 trim specifications
Spec	300	300 F SPORT
MSRP	$46,510	$51,100
Fuel economy (city/hwy)	22/32	21/30
Horsepower	241 hp	241 hp
Torque	258 lb-ft	258 lb-ft
Engine	2L I4 gas	2L I4 gas
Seating	5	5
Drivetrain	RWD	RWD
Cargo (cu ft)	14.3	14.3
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: 300gas
300 F SPORTgas
Fuel type: 300premium unleaded (required)
300 F SPORTpremium unleaded (required)
Cylinders: 300I4
300 F SPORTI4
Displacement: 3002 L
300 F SPORT2 L
Horsepower: 300241 hp
300 F SPORT241 hp
Torque: 300258 lb-ft
300 F SPORT258 lb-ft
Transmission: 3008-speed shiftable automatic
300 F SPORT8-speed shiftable automatic
Drivetrain: 300rear wheel drive
300 F SPORTrear wheel drive

Dimensions

Body type: 300Sedan
300 F SPORTSedan
Doors: 3004
300 F SPORT4
Seating: 3005
300 F SPORT5
Length: 300192.1 in
300 F SPORT192.1 in
Width: 30072.4 in
300 F SPORT72.4 in
Height: 30057.3 in
300 F SPORT57.3 in
Wheelbase: 300112.2 in
300 F SPORT112.2 in
Ground clearance: 3005.1 in
300 F SPORT5.1 in

Capacity & weight

Cargo capacity: 30014.3 cu ft
300 F SPORT14.3 cu ft
Max cargo capacity: 30014.3 cu ft
300 F SPORT14.3 cu ft
Max payload: 3001,155 lbs
300 F SPORT1,155 lbs
Curb weight: 3003,805 lbs
300 F SPORT3,805 lbs
Fuel tank: 30017.4 gal
300 F SPORT17.4 gal

Fuel economy & EV

Combined MPG: 30026
300 F SPORT24
City MPG: 30022
300 F SPORT21
Highway MPG: 30032
300 F SPORT30

Full specifications by trim
Spec	300	300 F SPORT
Engine & drivetrain
Engine type	gas	gas
Fuel type	premium unleaded (required)	premium unleaded (required)
Cylinders	I4	I4
Displacement	2 L	2 L
Horsepower	241 hp	241 hp
Torque	258 lb-ft	258 lb-ft
Transmission	8-speed shiftable automatic	8-speed shiftable automatic
Drivetrain	rear wheel drive	rear wheel drive
Dimensions
Body type	Sedan	Sedan
Doors	4	4
Seating	5	5
Length	192.1 in	192.1 in
Width	72.4 in	72.4 in
Height	57.3 in	57.3 in
Wheelbase	112.2 in	112.2 in
Ground clearance	5.1 in	5.1 in
Capacity & weight
Cargo capacity	14.3 cu ft	14.3 cu ft
Max cargo capacity	14.3 cu ft	14.3 cu ft
Max payload	1,155 lbs	1,155 lbs
Curb weight	3,805 lbs	3,805 lbs
Fuel tank	17.4 gal	17.4 gal
Fuel economy & EV
Combined MPG	26	24
City MPG	22	21
Highway MPG	32	30