2026 Lexus RX 350h vs 2026 Lexus RX 450h+
| 2026 Lexus RX 350h | 2026 Lexus RX 450h+ |
Engine |
|
| 2.5L Hybrid I-4 | 2.5L Plug-in Hybrid I-4 |
Horsepower |
|
| 246 hp | 304 hp |
MPG (City/Highway) |
|
| 37/34 * | 85 MPGe combined * |
All-Electric Driving Range |
|
| Not available | 38 miles ** |
2026 Lexus RX 350h vs 2026 Lexus RX 450h+
Serving Westmont, IL
Drivers across Westmont, Oak Brook, Downers Grove, and the greater Chicagoland area often compare the 2026 Lexus RX 350h and 2026 Lexus RX 450h+ when searching for a luxury hybrid SUV that blends efficiency, performance, and premium comfort. Both models sit at the forefront of Lexus's electrified engineering, yet each serves a distinct driving style and ownership preference.
At McGrath Lexus of Westmont, shoppers can explore both RX hybrid models side by side to determine whether a traditional hybrid or plug-in hybrid best fits their daily commute, lifestyle, and long-term driving goals.
Key Difference Between the RX 350h and RX 450h+
The primary difference between these two luxury SUVs is how they use electrification. The RX 350h is a self-charging hybrid that automatically balances gas and electric power without requiring a plug-in. It is designed for drivers who want efficiency, smooth performance, and everyday convenience.
The RX 450h+, on the other hand, is a plug-in hybrid electric vehicle (PHEV). It features a larger battery system that enables short-distance all-electric driving before seamlessly switching to hybrid power.
At McGrath Lexus of Westmont, many shoppers compare these models based on commuting habits, with the RX 350h favored for simplicity and the RX 450h+ preferred for electric driving flexibility.
Performance Comparison: Efficiency vs Electrified Power
The 2026 Lexus RX 350h uses a 2.5-liter four-cylinder hybrid system paired with a continuously variable transmission. It produces approximately 246 horsepower and is engineered for smooth, fuel-efficient driving. Standard all-wheel drive enhances traction in Illinois weather, including snow and rain.
The RX 450h+ shares the same foundational engine but adds a high-capacity battery and advanced electric motor system. This results in 304 horsepower and a range of up to 38 miles on electric power alone.
For Westmont-area drivers commuting short distances, the RX 450h+ offers the advantage of lower fuel consumption. Meanwhile, the RX 350h remains a dependable, low-maintenance hybrid choice for consistent daily driving.
Both are available for comparison at McGrath Lexus of Westmont, where you can experience the performance differences firsthand during a test drive.
Exterior Design: Shared Luxury DNA
Both RX hybrid models share the same bold and modern Lexus design language. The exterior features a sculpted body profile, a coupe-inspired rear silhouette, and sharp character lines that enhance its athletic presence.
At the front, the signature Lexus grille integrates seamlessly with sleek LED lighting signatures that emphasize width and sophistication. Available features include roof rails, a power liftgate, heated windshield functionality, and up to 20-inch alloy wheels.
Whether driving through Westmont or heading into downtown Chicago, both the RX 350h and RX 450h+ deliver a premium SUV appearance that stands out in any environment.
Interior Comfort and Advanced Technology
Across the 2026 Lexus RX lineup, both hybrid models feature a refined, tech-forward cabin designed around comfort and connectivity.
Available features include a 14-inch touchscreen infotainment system, a 12.3-inch digital driver display, wireless Apple CarPlay® and Android Auto™, heated seating, and multi-zone climate control.
Higher trims may include a panoramic sunroof, head-up display, digital rearview mirror, surround-view camera system, and a Mark Levinson® premium audio system for an elevated listening experience.
At McGrath Lexus of Westmont, customers frequently explore interior differences in trim levels to match their preferred level of luxury and technology.
Which RX Hybrid Is Right for You?
Choosing between the RX 350h and RX 450h+ depends on how you drive.
The RX 350h is ideal for drivers who want traditional hybrid convenience, strong fuel efficiency, and no charging requirements.
The RX 450h+ is best for drivers who want plug-in hybrid capability, all-electric short-distance driving, and higher combined horsepower.
At McGrath Lexus of Westmont, product specialists help drivers compare ownership costs, charging habits, and daily commute patterns to determine the best fit.
Experience Both Models at McGrath Lexus of Westmont
The most effective way to compare these two electrified SUVs is through a hands-on test drive. At McGrath Lexus of Westmont, guests can evaluate acceleration, cabin comfort, electric driving capability, and technology features in real-world conditions.
Our team provides side-by-side comparisons to help drivers confidently select the Lexus RX hybrid that best aligns with their lifestyle in Westmont and the greater Chicago suburbs.
2026 Lexus RX 350h vs RX 450h+ FAQs
What is the main difference between the RX 350h and RX 450h+ at McGrath Lexus of Westmont?
The RX 350h is a traditional hybrid, while the RX 450h+ at McGrath Lexus of Westmont is a plug-in hybrid with electric-only driving capability.
Which Lexus RX hybrid is more fuel-efficient?
The RX 450h+ can be more efficient for short trips when driven in electric mode, while the RX 350h offers consistent hybrid efficiency at McGrath Lexus of Westmont.
How far can the RX 450h+ drive on electric power?
The RX 450h+ offers up to 38 miles of electric-only range at McGrath Lexus of Westmont.
Can I charge the RX 450h+ at home?
Yes, the RX 450h+ can be charged at home or at public charging stations, and McGrath Lexus of Westmont can guide you through setup options.
Where can I compare the RX 350h and RX 450h+ in person?
You can compare both models directly at McGrath Lexus of Westmont in Westmont, IL.
Images are for illustration purposes only.
* Projected EPA-estimated MPG and MPGe ratings as determined by manufacturer. EPA estimates not available at time of publishing. MPGe is the EPA equivalent of gasoline fuel efficiency for electric operation. Use for comparison purposes only. Your mileage will vary for many reasons, including your vehicle's condition and how/where you drive. See www.fueleconomy.gov.
** EPA-estimated 38-mile combined all-electric driving range rating for 2026 Lexus RX 450h+ on a full charge. Operates at speeds up to 84 mph. For comparison purposes only. Mileage will vary for many reasons, including vehicle's condition and how/where you drive. Battery capacity also decreases with time and use which will reduce range. See www.fueleconomy.gov.