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2021 Honda

Clarity Plug-in Hybrid

Auto (variable gear ratios), 4 cyl, 1.5 L

Honda Clarity: best and worst years
2021 Honda Clarity Plug-in Hybrid (photo 1 of 2)

Photo may show a different model year; you're viewing the 2021.

PhotoKevautoCC BY-SA 4.0Wikimedia 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
3.42
Cyl
4EPA, from EPA, last updated 6/11/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/11/2026
Start-stop system
YesEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
40 mpgEPA, from EPA, last updated 6/11/2026
MPG City
44 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
42 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$1,500EPA, from EPA, last updated 6/11/2026
CO₂
57 g/miEPA, from EPA, last updated 6/11/2026
Eco Score
10/10EPA, from EPA, last updated 6/11/2026
Smog score
8/10
Elec. Range
340 miEPA, from EPA, last updated 6/11/2026
Range per hour (240V)
155 mi/hr
Recharge hrs
2.2EPA, from EPA, last updated 6/11/2026
Real-world MPG
70.8 mpg, reported by 1 driverabout 28.8 mpg above the EPA combined estimate
SmartWay certified
Yes

Dimensions & capacity

Length
193 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Width
75 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Height
58 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Wheelbase
108 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Curb Weight
4,063 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Pass. Vol
102 ft³EPA, from EPA, last updated 6/11/2026
Cargo Vol
16 ft³EPA, from EPA, last updated 6/11/2026

Safety NHTSA, model year

Recalls
0
Owner complaints
0

Federal investigations NHTSA defect investigations, model year

  • DP22005opened Jan 27, 2023ELECTRICAL SYSTEM:PROPULSION SYSTEM

    Pedestrian alert sounds

Known issues manufacturer service bulletins, model year

2 service bulletins filed with NHTSA for this model year

  • Jan 29, 2022AIR BAGS:SRS MALFUNCTION WARNING LAMP/LIGHTA21100B

    ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. If you can duplicate the DTC, the troubleshooting will take you through the step-by-step process in isolating the faulty component. In most situations, the SRS Unit should be last on the list of components to replace. Here is a quick tip for troubleshooting a faulty seat weight sensor.

  • Jul 6, 2021VISIBILITYONLO9V07062021

    Owner Notification Letter - On some 2018-21 Clarity Plug-In Hybrid models, the A/C condenser may leak refrigerant. American Honda is extending the warranty on the A/C condenser to 10 years from the original date of purchase with unlimited miles. This warranty extension provides coverage for the original owner and any subsequent owners. No action is required on your part unless you experience a problem.

Source: NHTSA manufacturer communications (technical service bulletins).

Warranty manufacturer terms, by make

Basic
3 yr / 36k mi
Powertrain
5 yr / 60k mi
Roadside assistance
3 yr / 36k mi
EV battery
8 yr / 100k 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.