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2018 Toyota

Prius Prime

Auto (variable gear ratios), 4 cyl, 1.8 L

Toyota Prius Prime: best and worst years
2018 Toyota Prius Prime

Closest available photo (2019 model year); you're viewing the 2018.

2019 photoAlistair FernandezCC BY-SA 3.0Wikimedia Commons

Overview

Body
Midsize CarsEPA, from EPA, last updated 6/11/2026
Drivetrain
Front-Wheel DriveEPA, from EPA, last updated 6/11/2026
Transmission
Automatic (variable gear ratios)EPA, from EPA, last updated 6/11/2026
Powertrain
Plug-in HybridEPA, from EPA, last updated 6/11/2026
Fuel
Regular Gas and ElectricityEPA, from EPA, last updated 6/11/2026

Engine & performance

Axle ratio
3.22
Cyl
4EPA, from EPA, last updated 6/11/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/11/2026
Motor kW
16EPA, from EPA, last updated 6/11/2026
Start-stop system
YesEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
53 mpgEPA, from EPA, last updated 6/11/2026
MPG City
55 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
54 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$1,150EPA, from EPA, last updated 6/11/2026
CO₂
78 g/miEPA, from EPA, last updated 6/11/2026
Eco Score
10/10EPA, from EPA, last updated 6/11/2026
Smog score
7/10
Elec. Range
640 miEPA, from EPA, last updated 6/11/2026
Range per hour (240V)
320 mi/hr
Recharge hrs
2EPA, from EPA, last updated 6/11/2026
Real-world MPG
144.9 mpg, reported by 9 driversabout 90.9 mpg above the EPA combined estimate
SmartWay certified
Yes

Safety NHTSA, model year

Recalls
0
Owner complaints
0

Feature availability

Which features come standard, cost extra, or are locked to a pricier trim arrives with the next data phase. Standard equipment shows here today.

Standard

Federal investigations NHTSA defect investigations, model year

  • DP22005opened Jan 27, 2023ELECTRICAL SYSTEM:PROPULSION SYSTEM

    Pedestrian alert sounds

Warranty manufacturer terms, by make

Basic
3 yr / 36k mi
Powertrain
5 yr / 60k mi
Roadside assistance
2 yr
Maintenance
2 yr / 25k mi
EV battery
10 yr / 150k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.

2018 Toyota Prius Prime Auto (variable gear ratios), 4 cyl, 1.8 L · Trimslate