2008 · SUV · Gas

2008 Lexus RX MPG & fuel economy

The 2008 Lexus RX is a SUV offered in 2 EPA-rated configurations. The most efficient version returns 20 MPG combined (18 city / 23 highway) on premium gasoline. Across the lineup, combined ratings range from 19 to 20 MPG. Efficiency is unchanged from the 2007 model. Among 101 SUVs rated for 2008, it ranks 67th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,962 a year to fuel.

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Combined 20 MPG 18 MPG city · 23 MPG hwy

Driving range — not published for this model

Your fuel cost $2,962 15,000 mi/yr · $19.75 per 100 mi

Class rank, 2008 #67 of 101 SUVs by fuel cost

What will it cost you?

Your mileage and prices are saved and used across the site.

Miles per year Premium gas $/gal

Fuel average

The 2008 Lexus RX's fuel average is 8.5 km/L (11.8 L/100 km), or 20 MPG combined: 7.7 km/L in the city and 9.8 km/L on the highway.

	MPG	km/L	L/100 km
City	18	7.7	13.1
Highway	23	9.8	10.2
Combined	20	8.5	11.8

How it ranks among 2008 SUVs

Full class ranking →

1Ford Escape Hybrid32 MPG $1,453
2Mazda Tribute Hybrid32 MPG $1,453
3Mercury Mariner Hybrid32 MPG $1,453
4Saturn Vue Hybrid28 MPG $1,661
5Toyota Highlander Hybrid26 MPG $1,788
···
67Lexus RX20 MPG $2,962
···
101Mercedes-Benz G-Class13 MPG $4,558

2008 RXOther SUVsClass median: $2,735/yr

Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.

RX MPG across model years

Full history →

2 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
FWD · 3.5L 6-cyl · 5-speed automatic RX 350 2WD	Gas	18 MPG	23 MPG	20 MPG	—	$2,962
4WD/AWD · 3.5L 6-cyl · 5-speed automatic RX 350 4WD	Gas	17 MPG	22 MPG	19 MPG	—	$3,118

Specs (most efficient configuration)

Fuel: Premium gasoline
Engine / motor: 3.5L 6-cyl
Transmission: 5-speed automatic
Drivetrain: FWD
Tailpipe CO₂: 444 g/mi

2008 Lexus RX vs. rivals

vs BMW X3 20 MPG · $2,962/yr Same fuel cost vs Saab 9-7 16 MPG · $2,906/yr 9-7 saves $56/yr vs Land Rover Range Rover 15 MPG · $3,100/yr RX saves $138/yr vs Hummer H3 15 MPG · $3,100/yr RX saves $138/yr vs Acura RDX 19 MPG · $3,118/yr RX saves $156/yr vs Mercedes-Benz GL-Class Diesel 20 MPG · $2,775/yr GL-Class Diesel saves $188/yr vs Cadillac SRX 17 MPG · $2,735/yr SRX saves $227/yr vs Land Rover LR2 17 MPG · $2,735/yr LR2 saves $227/yr vs Mercedes-Benz ML-Class Diesel 21 MPG · $2,643/yr ML-Class Diesel saves $320/yr vs Mercedes-Benz R-Class Diesel 21 MPG · $2,643/yr R-Class Diesel saves $320/yr vs Lexus RX Hybrid 25 MPG · $2,370/yr RX Hybrid saves $592/yr

Compare the 2008 RX

With any other car from any year, including other RX model years. Type a year to jump, e.g. "2015 Accord".

Same year, other powertrains: 2008 Lexus RX Hybrid (25 MPG)

Frequently asked questions

What is the gas mileage of the 2008 Lexus RX?

Up to 20 MPG combined (18 city / 23 highway); ratings range from 19 to 20 MPG depending on configuration.

What fuel does the 2008 Lexus RX use?

Premium gasoline (premium is required or recommended by the manufacturer).

What is the fuel average in km/L for the 2008 Lexus RX?