How many miles per gallon does a 2018 Lexus rx450h get?
Expect roughly 30 miles per gallon combined from the 2018 RX 450h. Official EPA estimates place the front-wheel-drive version around 31 mpg in the city and 30 mpg on the highway, with all-wheel-drive trims typically a notch lower overall.
That said, actual mileage depends on driving conditions, cargo load, terrain, and climate. In day-to-day use, many drivers report real-world figures in the mid-20s to low-30s mpg, with longer highway trips tending toward the upper end of that range.
EPA fuel economy figures
The EPA’s ratings for the 2018 Lexus RX 450h reflect its hybrid powertrain. In general terms, you’ll see:
Front-wheel-drive (2WD): about 31 mpg city / 30 mpg highway / 30 mpg combined. All-wheel-drive (AWD): roughly 30 mpg city / 28–29 mpg highway / around 29–30 mpg combined.
Real-world driving and factors
Actual results vary with driving style, traffic, terrain, tire condition, and vehicle load. Consistent highway cruising at steady speeds tends to produce the best mileage, while heavy stop-and-go city driving or mountain terrain can reduce it.
Summary
The 2018 Lexus RX 450h generally delivers around 30 mpg combined in official ratings, with a city rating near 31 mpg and a highway rating near 30 mpg for most trims. All-wheel-drive versions may be slightly lower, and real-world numbers will vary with how you drive and where you drive.
What is the gas mileage on a 2018 RX 450h?
The 2018 Lexus RX 450h gets an EPA-estimated 31 mpg in the city, 28 mpg on the highway, and a combined 30 mpg. The three-row RX 450hL is rated slightly lower, with an EPA-estimated 29 mpg city and 28 mpg highway.
You can watch this video for a review of the 2018 Lexus RX 450hL: 58sSteve Hammes New Car ReviewsYouTube · Nov 10, 2018
- Two-row RX 450h:
- City: 31 mpg
- Highway: 28 mpg
- Combined: 30 mpg
- Three-row RX 450hL:
- City: 29 mpg
- Highway: 28 mpg
- Combined: 29 mpg (combined rating for the three-row version is 29 mpg)
How long does a Lexus RX 450h hybrid battery last?
A Lexus RX 450h hybrid battery typically lasts between 150,000 and 200,000 miles, or approximately 15 years, under normal driving conditions. However, this is an average, and factors such as driving habits can cause the battery to last longer or require replacement sooner.
Factors that influence hybrid battery life
- Driving style: Aggressive driving can put more strain on the battery, while a smooth, consistent driving style can extend its life.
- Climate: Extreme temperatures can impact battery performance over time.
- Maintenance: Keeping the area under the rear seats clean can help the battery's cooling system function properly.
- Usage: A battery in a vehicle that is driven frequently will likely have its components cycled more often than one that is not driven as regularly.
Signs of a failing hybrid battery
A warning light appears on the dashboard, The car has difficulty starting, The headlights appear dim, and The engine cranks slowly when starting the vehicle.
Is the 2018 Lexus RX 450h reliable?
Reliability. The 2018 Lexus RX 450h has a 4 years / 50,000 miles basic warranty and no recalls. RepairPal gives it a reliability rating of 4.5 out of 5, ranks it #2 out of 29 among Luxury Midsize SUVs.
What is the real mpg of the RX 450h?
Lexus RX450h ECONOMY AND EMISSIONS
So how do these figures translate to real life? At 50mph the RX450h averaged 58.5mpg. At 60mph this reduced to 48.7mpg. At 70mph this dropped to 40mpg.
