What are the differences between the Lexus RX 350 and Lexus RX 450h+? The Lexus RX 450h+ is the first plug-in hybrid SUV model for the RX lineup and the RX 350 is the base trim in the series. You get standard luxury features with both Lexus models but there are unique features found in both.

See this Lexus RX 350 vs. RX 450h+ comparison so that you can see what the differences are and find the right RX for you today.

2024 Lexus RX 350 vs. 2024 RX 450h+ Dimensions

How do the sizes compare for the RX 350 vs. RX 450h+? This table compares dimensions, seating, and cargo capacities for the two luxury SUVs.

Lexus RX 350 vs. Lexus RX 450h+ Engines & Performance

You see quite a bit of differences between the RX 450h+ vs. RX 350 when comparing performance and engines. The Lexus RX 350 2.4L Turbo 4-cylinder engine has 275 horsepower that it can deliver, whereas the Lexus RX 450h+ 2.5L 4-cylinder engine with Lexus Plug-in Hybrid Electric Drive offers 304 horsepower. The RX 350 is gas-powered as well, compared to the RX 450h+ that is a plug-in hybrid or PHEV that offers an all-electric driving range of 37 miles.

There are small differences in performance features, too, with the RX 350 coming with Drive Mode Select that has Normal, ECO, Sport and Custom modes and the RX 450h+ having ECO, Normal, Sport and EV modes for the Drive Mode Select feature.

See how the performances of the Lexus RX 350 and Lexus RX 450h+ differ, by comparing horsepower, drivetrains, efficiency, and speed below!

2024 Lexus RX 350:

• Horsepower: 275hp
• Drivetrain: Front-Wheel Drive or All-Wheel Drive
• EPA-Estimated MPG: 22/29 MPG; Combined MPG Estimate 25 MPG (RX 350 FWD)
• 0-60 MPH: 7.6 sec for FWD RX 350 & 7.2 sec for AWD RX 350

2024 Lexus RX 450h+:

• Horsepower: 304hp
• Drivetrain: All-Wheel Drive
• EPA-Estimated MPGe: 83 MPGe
• 0-60 MPH: 6.2 sec

Lexus RX 350 and RX 450h+ Features: Comparing RX Trims

When you review features for the Lexus RX 350 and RX 450h+, you will see both shared features and key differences. The SUVs have Lexus Safety System+ 3.0 standard that includes your favorite safety technologies and features like All-Speed Dynamic Radar Cruise Control with Curve Speed Management, a Pre-Collision System with Pedestrian Detection and Intersection Support, Lane Departure Alert with Steering Assist, Road Sign Assist, and Lane Tracing Assist. Both models also have a Blind Spot Monitor with Rear Cross-Traffic Alert, a backup camera, and have a 7.0-in multi-information display. Intuitive Parking Assist with Auto Braking is also standard on the RX 350 and RX 450h+.

For technology, shared features include a Lexus 12-speaker Premium Sound System, wireless Android Auto™ and Apple CarPlay®, and Digital Latch with Safe Exit Assist.

How are the two SUVs different? The Lexus RX 450h+ comes standard with the Luxury grade, and comes with a standard wireless phone charger, 14-in touchscreen, 10-inch color Head-Up Display, and 120V AC outlet. There are also available features that you can't find on the base RX 350 like optional Advanced Park with Remote Park, Panoramic View Monitor, and a Digital Rearview Mirror. Standard on the RX 350 is a 9.8-in touchscreen.

Comparing Interiors of the RX PHEV vs. RX 350

Interiors of the Lexus RX 350 and Lexus RX 450h+ radiate with luxury and you will be happy with whichever of these trims that you pick. There are differences in the interior to make note of like the RX 350 coming with heated front seats and the Lexus RX 450h+ coming with heated and ventilated front seats. The RX 450h+ also has heated and ventilated power-folding/reclining rear outboard seats.

Perforated semi-aniline leather–trimmed interior comes on the RX 450h+ and NuLuxe® interior for the RX 350. The RX 350 has 8-way power-adjustable front seats with the RX 450h+ incorporating 10-way power-adjustable front seats.

Shop for a Lexus RX 350 or Lexus RX 450h+ at DARCARS Lexus of Silver Spring

Does the Lexus RX 450h+ plug-in hybrid sound like the SUV for you? Are you eager to see the Lexus RX 350? See our inventory for the Lexus RX available in Silver Spring, MD, when you check out our Lexus dealership. We can guide you throughout the buying or leasing process and help you navigate through RX trim levels to find your perfect one.

Do you want to research the Lexus RX further? Head to our other research guides like the Lexus RX 350 Interior page, Lexus NX vs. RX comparison, and competitive comparison between the Lexus RX 350 vs. Acura MDX.

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