2012 Lexus RX 450hFuel Economy & MPG Ratings
Hybrid Sport Utility Vehicle - 2WDFront-Wheel Drive
City
31
MPG
Highway
28
MPG
Combined
29
MPG
Real-World MPG
Based on 2 owner reports via EPA fueleconomy.gov
24.2MPG average-16.7% vs EPA label
EPA combined: 29 MPG · Owner reported avg: 24.2 MPG
Range: 22–27 MPG
Driving mix: City 50% / Highway 50%
Source: EPA fueleconomy.gov “Your MPG” owner submissions. Real-world results vary by driver behavior, conditions, and equipment.
Owner reported MPG for this vehicle averages 24.2 real world MPG based on 2 owner reports. EPA combined rating is 29 MPG.
Trim Comparison
Automatic (AV-S6)
Premium Hybrid
City
31
Hwy
28
Comb
29
Fuel cost: $2,800/yr
| Trim | Engine | City | Hwy | Combined | Fuel Cost/yr |
|---|---|---|---|---|---|
| Automatic (AV-S6) | Premium Hybrid | 31 | 28 | 29 | $2,800 |
Annual Fuel Cost
$2,800
Based on gasoline at $3.67/gal, 15,000 miles/year
5-Year Fuel Savings
$-2,000
vs. average new vehicle
EPA Fuel Economy Score: -1/10
GHG Score: -1/10
Environment
- CO₂ Tailpipe Emissions
- 306 g/mile
- Annual Petroleum Consumption
- 10.3 barrels
Specifications
- Engine
- 3.5L 6-cyl
- Transmission
- Automatic
- Drivetrain
- FWD
- Body Style
- SUV/Crossover
Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.
Engine & Efficiency Details
Source: EPA fueleconomy.gov
- Engine Size
- 3.5L, 6-cylinder
- Efficiency Tech
- Auto Start-Stop
- Fuel Type
- Premium Gasoline
Annual Fuel Cost by State
Prices as of week ending May 18, 2026 · Source: EIA
National AvgEPA default
$4.490/gal$2,322/yr
California
$5.957/gal$3,081/yr
Texas
$3.888/gal$2,011/yr
Florida
$4.136/gal$2,139/yr
New York
$4.522/gal$2,339/yr
Ohio
$4.510/gal$2,333/yr
Washington
$5.591/gal$2,892/yr
Colorado
$4.618/gal$2,389/yr
Minnesota
$4.344/gal$2,247/yr
Massachusetts
$4.448/gal$2,301/yr
| State | Gas Price | Annual Cost | vs. National Avg |
|---|---|---|---|
| National AvgEPA default | $4.490/gal | $2,322/yr | — |
| California | $5.957/gal | $3,081/yrHIGHEST | +$759 |
| Texas | $3.888/gal | $2,011/yrLOWEST | $-311 |
| Florida | $4.136/gal | $2,139/yr | $-183 |
| New York | $4.522/gal | $2,339/yr | +$17 |
| Ohio | $4.510/gal | $2,333/yr | +$11 |
| Washington | $5.591/gal | $2,892/yr | +$570 |
| Colorado | $4.618/gal | $2,389/yr | +$67 |
| Minnesota | $4.344/gal | $2,247/yr | $-75 |
| Massachusetts | $4.448/gal | $2,301/yr | $-21 |
Calculated at 15,000 miles/year (EPA standard assumption) using 29 MPG combined. Regular gasoline prices. Actual costs vary.
Related
Lexus RX 450h MPG History
See how this model's fuel economy changed by year