2021 Honda Insight - SpecComparePro

2021 Honda Insight EX

All Honda Insight ZE4 trims (2019–2022) → All Honda Insight generations →

The 2021 Honda Insight EX is a 151-hp 1.5-liter inline-4 with an electronic continuously variable transmission and front-wheel drive. It starts at $25,010 MSRP and is rated at 52 mpg combined.

It makes 151 horsepower and 99 lb-ft of torque. EPA fuel-economy estimates are 55 mpg city and 49 mpg highway (52 mpg combined).

The Insight measures 183.6 inches long on a 106.3-inch wheelbase and has a curb weight of 3,000 lb.

Spec	Value
Vehicle
Body Type	Sedan
Powertrain	Hybrid
Price
MSRP	$25,010
MSRP with Destination	$26,005
Destination Charge	$995
Engine
Engine Type	1.5-liter DOHC i-VTEC Atkinson-cycle I4 + AC Synchronous Permanent-Magnet Electric Motor (two-motor hybrid)
Displacement	1.5 L
Horsepower	151 hp
Torque	99 lb-ft @ 5000 rpm (ICE); 197 lb-ft @ 0–3000 rpm (electric motor) rpm
Valvetrain	16-valve DOHC i-VTEC
Bore and Stroke	73.0 x 89.5
Compression Ratio	13.5:1
Injection Type	Port fuel injection
Drivetrain
Drive Type	Front-Wheel Drive
Transmission
Transmission	Electronic Continuously Variable Transmission (e-CVT) with Shift-By-Wire
1st Gear	2.454
2nd Gear	0.805
Reverse	2.454
Final Drive	3.42
Fuel Economy
City	55 MPG
Highway	49 MPG
Combined	52 MPG
Recommended Fuel	Regular unleaded
Tank Capacity	10.6 gal
Suspension
Front Suspension	MacPherson strut
Rear Suspension	Multi-link
Front Stabilizer Bar	25.0 mm
Rear Stabilizer Bar	16.0 mm
Turning Diameter	35.7 ft
Brakes
Front Brake Disc	Ventilated disc 11.1 in
Rear Brake Disc	Solid disc 10.2 in
Tires & Wheels
Wheels Front	16 in Alloy
Wheels Rear	16 in Alloy
Tires Front	215/55R16 93V all-season
Tires Rear	215/55R16 93V all-season
Dimensions & Weight
Length	183.6 in
Width	71.6 in
Height	55.6 in
Wheelbase	106.3 in
Front Track	60.9 in
Rear Track	61.6 in
Cargo Volume	15.1 ft³
Curb Weight	3,000 lbs
Weight Distribution (F/R)	61% / 39%
Interior
Headroom Front	39.3 in
Headroom Rear	36.9 in
Legroom Front	42.3 in
Legroom Rear	37.4 in
Shoulder Room Front	56.9 in
Shoulder Room Rear	55 in
Hip Room Front	53.7 in
Hip Room Rear	47.3 in

Similar cars

Rivals to the 2021 Honda Insight EX with similar size, power and price from around the same years.

Safety & Recalls

NCAP safety ratings

Overall	★★★★★
Frontal crash	★★★★★
Side crash	★★★★★
Rollover	★★★★★ (9.3 % risk)

Tested variant: 2021 Honda INSIGHT 4 DR FWD

Recalls

3 recalls on file with NHTSA for the 2021 Honda INSIGHT. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.

May 21, 2026 · AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER

Honda (American Honda Motor Co.) is recalling certain 2018-2021, 2023 Acura TLX, 2019-2024 RDX, 2017-2020, 2022-2026 MDX, 2017-2021, 2023, 2025 Honda Ridgeline, 2017-2022 Pilot, 2019-2021 Passport, 2018-2026 Odyssey, 2019-2022 Insight, 2019-2021 HR-V, 2018-2020 Fit, 2020-2022 CR-V Hybrid, 2017-2022 CR-V, 2017-2018, 2021 Civic Type R, 2017-2021 Civic hatchback, 2016-2020 Civic coupe, 2016-2022 Civic, 2017-2022 Accord Hybrid, and 2016-2022 Accord vehicles. The front passenger seat weight sensor may crack and short circuit, which can cause the air bags to deploy unintentionally during a crash.

Consequence: Air bags that deploy unintentionally during a crash increase the risk of injury.

Remedy: Dealers will replace the seat weight sensors, free of charge. Owner notification letters were mailed July 7, 2026. Owners may contact Honda's customer service at 1-888-234-2138. Honda's numbers for this recall are BOL, WO9, OOA, WOM, XOH, NOC, POD, BOE, UOF, POB, EOG, AOI, QO8, TOJ, DO7, and SOK. This recall expands previous NHTSA recall number 24V064. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning May 29, 2026.

NHTSA campaign 26V332000

Feb 1, 2024 · AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER

Honda (American Honda Motor Co.) is recalling certain 2020-2022 Pilot, Accord, Civic sedan, HR-V, Odyssey, 2020 Civic coupe, Fit, 2021-2022 Civic hatchback, 2021 Civic Type R, Insight, 2020-2021 CR-V, CR-V Hybrid, Passport, Ridgeline, Accord Hybrid, 2020 Acura MDX, 2022 Acura MDX, 2020-2022 Acura RDX, and 2020-2021 Acura TLX vehicles. The front passenger seat weight sensor may crack and short circuit, failing to suppress the air bag as intended.

Consequence: An air bag that deploys unintentionally during a crash can increase the risk of injury.

Remedy: Dealers will replace the seat weight sensors, free of charge. Owner notification letters were mailed March 28, 2024. This is a phased recall. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for these recalls are XHP and VHQ.

NHTSA campaign 24V064000

Dec 17, 2020 · ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER

Honda (American Honda Motor Co.) is recalling certain 2020 CR-V Hybrid, Accord Hybrid, and 2020-2021 Insight vehicles. The DC-DC converter may shut down and prevent the 12-volt battery from recharging, possibly resulting in a loss of drive power.

Consequence: A loss of drive power can increase the risk of a crash.

Remedy: Honda will notify owners, and dealers will update the power converter unit (PCU) software, free of charge. The recall began February 12, 2021. Owners can contact Honda customer service at 1-888-234-2138. Honda's number for this recall is K9E.

NHTSA campaign 20V798000

25 owner complaints to NHTSA for the 2021 Honda INSIGHT

Owner Complaints

25 owner complaints filed with NHTSA for the 2021 Honda INSIGHT (1 mention a crash, 1 an injury). See all on nhtsa.gov

Most-cited areas

Forward Collision Avoidance	8
Unknown Or Other	6
Service Brakes	4
Air Bags	3
Electrical System	3
Seats	3

A complaint can cite more than one area.

Most recent complaints

Sep 21, 2026 · Unknown Or Other

“The Honda infotainment screens have a history of "Phantom Touches". I have replaced my infotainment system once under warranty. The problem is that while out in sunlight the vehicle's infotainment…”

Jun 8, 2026 · Air Bags 1 injury

“The contact's daughter owns a 2021 Honda Insight. The contact stated that while her daughter was driving at an undisclosed speed, the front driver's and passenger-side air bags suddenly deployed…”

Apr 11, 2026 · Structure

“There is a massive hood flutter when large vehicle drive towards me going above 50mph. It feels and looks like the hood is not latched correctly and going to open into my windshield. This has happened…”

Jan 23, 2026 · Fuel/Propulsion System

“Went in for a typical servicing. They noted that the downstream O2 sensor was damaged by rodents. The vehicle, with around 14k has always been stored in a weather tight garage, never stored outside…”

Dec 26, 2025 · Seats

“I received a 2021 Insight Seat Weight Sensor Safety Recall in September 2025 saying that recall replacement parts were now available at Honda Dealers. Ever since I received this notice, none of the…”

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 2021 HONDA INSIGHT. US-market vehicles only; data cached for up to 7 days.

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