2019 Honda Clarity Plug-In Hybrid vs. 2018 Toyota Prius Prime

Detailed Review, Specifications & Comparison

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Safety

Both the Clarity Plug-In Hybrid and the Prius Prime have standard driver and passenger frontal airbags, front side-impact airbags, driver knee airbags, side-impact head airbags, front seatbelt pretensioners, front wheel drive, height adjustable front shoulder belts, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, lane departure warning systems and rearview cameras.

The Honda Clarity Plug-In Hybrid weighs 677 to 694 pounds more than the Toyota Prius Prime. The NHTSA advises that heavier cars are much safer in collisions than their significantly lighter counterparts.

Engine

The Clarity Plug-In Hybrid’s standard 1.5 DOHC 4 cyl. hybrid produces 91 more horsepower (212 vs. 121) than the Prius Prime’s 1.8 DOHC 4 cyl. hybrid.

As tested in Motor Trend the Honda Clarity Plug-In Hybrid is faster than the Toyota Prius Prime:

 

Clarity

Prius

Zero to 60 MPH

7.5 sec

10.1 sec

Quarter Mile

15.9 sec

17.5 sec

Speed in 1/4 Mile

87.9 MPH

79.1 MPH

Fuel Economy and Range

The Clarity Plug-In Hybrid’s maximum driving range in pure electric mode is 47 miles, 88% further than the Prius Prime’s 25-mile range.

Brakes and Stopping

For better stopping power the Clarity Plug-In Hybrid’s brake rotors are larger than those on the Prius Prime:

 

Clarity

Prius

Front Rotors

12.3 inches

10 inches

Rear Rotors

12.2 inches

10.2 inches

The Clarity Plug-In Hybrid stops shorter than the Prius Prime:

 

Clarity

Prius

 

60 to 0 MPH (Wet)

145 feet

147 feet

Consumer Reports

Tires and Wheels

For better traction, the Clarity Plug-In Hybrid has larger tires than the Prius Prime (235/45R18 vs. 195/65R15).

The Clarity Plug-In Hybrid’s tires provide better handling because they have a lower 45 series profile (height to width ratio) that provides a stiffer sidewall than the Prius Prime’s standard 65 series tires.

For better ride, handling and brake cooling the Clarity Plug-In Hybrid has standard 18-inch wheels. Only 15-inch wheels are available on the Prius Prime.

Suspension and Handling

For a smoother ride and more stable handling, the Clarity Plug-In Hybrid’s wheelbase is 2 inches longer than on the Prius Prime (108.3 inches vs. 106.3 inches).

For better handling and stability, the track (width between the wheels) on the Clarity Plug-In Hybrid is 2 inches wider in the front and 1.9 inches wider in the rear than on the Prius Prime.

The Clarity Plug-In Hybrid Touring executes Motor Trend’s “Figure Eight” maneuver quicker than the Prius Prime Premium (27.9 seconds @ .61 average G’s vs. 28.5 seconds @ .56 average G’s).

Passenger Space

The Clarity Plug-In Hybrid has standard seating for 5 passengers; the Prius Prime can only carry 4.

The Clarity Plug-In Hybrid has 10 cubic feet more passenger volume than the Prius Prime (101.5 vs. 91.5).

The Clarity Plug-In Hybrid has 2.1 inches more front hip room, 5.5 inches more front shoulder room, 2.8 inches more rear legroom, 4 inches more rear hip room and 4.3 inches more rear shoulder room than the Prius Prime.

Ergonomics

When two different drivers share the Clarity Plug-In Hybrid Touring, the memory seats make it convenient for both. Each setting activates different, customized memories for the driver’s seat position. The Prius Prime doesn’t offer memory seats.

If the windows are left open on the Clarity Plug-In Hybrid the driver can close them all at the outside door handle. On a hot day the driver can lower the windows at the outside door handle or from a distance using the keyless remote. The driver of the Prius Prime can only operate the windows from inside the vehicle, with the ignition on.

Consumer Reports rated the Clarity Plug-In Hybrid’s headlight performance “Very Good,” a higher rating than the Prius Prime’s headlights, which were rated “Good.”

The Clarity Plug-In Hybrid has a standard automatic headlight on/off feature. When the ignition is on, the headlights automatically turn on at dusk and off after dawn. The Prius Prime has an automatic headlight on/off feature standard only on the Premium/Advanced.

To shield the driver and front passenger’s vision over a larger portion of the windshield and side windows, the Clarity Plug-In Hybrid has standard extendable sun visors. The Prius Prime doesn’t offer extendable visors.

Both the Clarity Plug-In Hybrid and the Prius Prime have standard heated front seats. The Clarity Plug-In Hybrid also has standard heated rear seats to keep those passengers extremely comfortable in the winter. Heated rear seats aren’t available in the Prius Prime.

The Clarity Plug-In Hybrid’s standard dual zone air conditioning allows the driver and front passenger to choose two completely different temperatures so people with different temperature preferences won’t have to compromise. This makes both the driver and front passenger as comfortable as possible. The Prius Prime doesn’t offer dual zone air conditioning.

Both the Clarity Plug-In Hybrid and the Prius Prime offer rear vents. For greater rear passenger comfort, the Clarity Plug-In Hybrid has standard rear air conditioning vents to keep rear occupants cool in summer or warm in winter. The Prius Prime doesn’t offer rear air conditioning vents, only heat vents.

© 1991-2018 Advanta-STAR Automotive Research. All rights reserved.

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