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2018 Toyota Prius One

The 2018 Toyota Prius One is a 95-hp 1.8-liter inline-4 with an electronically controlled cvt and front-wheel drive. It starts at $23,475 MSRP and is rated at 52 mpg combined.

It makes 95 horsepower at 5,200 rpm and 105 lb-ft of torque. EPA fuel-economy estimates are 54 mpg city and 50 mpg highway (52 mpg combined).

The Prius measures 178.7 inches long on a 106.3-inch wheelbase and has a curb weight of 3,075 lb.

Spec Value
Vehicle
Body TypeLiftback
PowertrainHybrid
Price
MSRP$23,475
MSRP with Destination$24,405
Destination Charge$930
Engine
Engine Type2ZR-FXE 1.8L Atkinson Cycle DOHC 16-valve VVT-i Inline-4 Hybrid
Displacement1.8 L
Horsepower95 hp @ 5,200 rpm
Torque105 lb-ft @ 3600 rpm (142 N-m) rpm
ValvetrainDOHC, 4 valves/cylinder, VVT-i
Bore and Stroke80.5 x 88.3
Compression Ratio13.0:1
Drivetrain
Drive TypeFront-Wheel Drive (FWD)
Transmission
TransmissionElectronically Controlled CVT (eCVT)
Fuel Economy
City54 MPG
Highway50 MPG
Combined52 MPG
Recommended FuelRegular Unleaded (87 octane)
Tank Capacity11.3 gal
Suspension
Front SuspensionIndependent MacPherson strut with stabilizer bar
Rear SuspensionDouble-wishbone style multi-link with stabilizer bar
Front Stabilizer BarStandard
Rear Stabilizer BarStandard
Brakes
Front Brake DiscVentilated disc, 10.0 in rotor
Rear Brake DiscSolid disc, 10.2 in rotor (regenerative)
Tires & Wheels
Wheels Front15-in. (6.5J x 15) 5-spoke alloy
Wheels Rear15-in. (6.5J x 15) 5-spoke alloy
Tires FrontP195/65R15
Tires RearP195/65R15
Dimensions & Weight
Length178.7 in
Width69.3 in
Height58.1 in
Wheelbase106.3 in
Front Track60.2 in
Rear Track60.6 in
Ground Clearance5.1 in
Cargo Volume24.6 ft³
Curb Weight3,075 lbs
Interior
Headroom Front39.4 in
Headroom Rear37.4 in
Legroom Front42.3 in
Legroom Rear33.4 in
Shoulder Room Front55 in
Shoulder Room Rear53 in
Hip Room Front53.4 in
Hip Room Rear51.9 in

Safety & Recalls

NCAP safety ratings

Overall ★★★★★
Frontal crash ★★★★★
Side crash ★★★★★
Rollover ★★★★★ (10.7 % risk)
Tested variant: 2018 Toyota Prius 5 HB FWD

Recalls

1 recall on file with NHTSA for the 2018 Toyota PRIUS. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.

Sep 5, 2018 · ELECTRICAL SYSTEM:WIRING

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2016-2018 Toyota Prius vehicles. A portion of the engine wire harness connected to the hybrid Power Control Unit (PCU), could contact the cover at this connection and wear, causing an electrical short circuit.

Consequence: An electrical short can increase the risk of a fire.

Remedy: Toyota will notify owners, and dealers will inspect the engine wire harness assembly and replace it if damage is found. A protective sleeve or protective tape will be included to prevent any future damage. These repairs will be performed free of charge. The recall began October 30, 2018. Owners may contact Toyota customer service at 1-888-270-9371. Toyota's number for this recall is J0T.

NHTSA campaign 18V579000

37 owner complaints to NHTSA for the 2018 Toyota PRIUS

Owner Complaints

37 owner complaints filed with NHTSA for the 2018 Toyota PRIUS (5 mention a crash, 2 an injury). See all on nhtsa.gov

Most-cited areas
Unknown Or Other6
Exterior Lighting5
Visibility/Wiper5
Service Brakes4
Vehicle Speed Control4
Air Bags3
A complaint can cite more than one area.
Most recent complaints
Oct 2, 2026 · Unknown Or Other, Engine
“I am writing to inform you about a very dangerous situation that occurred to me in June 2026 and that could pose a significant safety risk to other drivers who own 2016-17-18-19 Toyota Prius cars. The…”
Aug 17, 2026 · Engine And Engine Cooling
“The contact owns a 2018 Toyota Prius. The contact stated that while having a routine oil change, the contact was made aware that there was no coolant in the coolant reservoir. No warning lights were…”
Jun 26, 2026 · Engine And Engine Cooling
“The contact owns a 2018 Toyota Prius. The contact stated that while driving at an undisclosed speed, the engine constantly overheated. An unidentified warning light was flashing on the instrument…”
Mar 13, 2026 · Exterior Lighting
“Both taillamps holding moisture. Could cause electrical issues or fire. .. same year and model car have same reported issues and were fixed by manufacturer. This vehicle is the same but different…”
Aug 26, 2025 · Electrical System
“Driver door lock actuator not working. This seems to be a common problem for Toyota over the last decade, but they yet to put more vehicles to their recall list. Actuator just stopped working. I have…”

Complaints are unverified reports submitted to NHTSA by owners. They cover the whole model year, not a specific trim, and a count alone doesn't show how common a problem is.

Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 2018 TOYOTA PRIUS. US-market vehicles only; data cached for up to 7 days.

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