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2021 Nissan

Altima

Auto (variable gear ratios), 4 cyl, 2.5 L

Nissan Altima: best and worst years
2021 Nissan Altima

Closest available photo (2023 model year); you're viewing the 2021.

2023 photoUser3204CC 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
GasEPA, from EPA, last updated 6/11/2026
Fuel
RegularEPA, from EPA, last updated 6/11/2026

Engine & performance

HP
188
Power to weight
0.055 hp/lb
Axle ratio
4.83
Cyl
4EPA, from EPA, last updated 6/11/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/11/2026
Start-stop system
NoEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
39 mpgEPA, from EPA, last updated 6/11/2026
MPG City
28 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
32 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$1,950EPA, from EPA, last updated 6/11/2026
CO₂
281 g/miEPA, from EPA, last updated 6/11/2026
Eco Score
7/10EPA, from EPA, last updated 6/11/2026
Smog score
7/10
Elec. Range
0 miEPA, from EPA, last updated 6/11/2026
SmartWay certified
Yes

Dimensions & capacity

Length
193 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Width
73 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Height
57 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Wheelbase
111 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Curb Weight
3,406 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Pass. Vol
101 ft³EPA, from EPA, last updated 6/11/2026
Cargo Vol
15 ft³EPA, from EPA, last updated 6/11/2026

Safety NHTSA, model year

Overall crash rating
★★★★★
Rollover rating
★★★★★
Stability control (ESC)
Standard
Forward-collision warning
Standard
Lane-departure warning
Standard
Recalls
2
Owner complaints
61
Reported injuries
2

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

Reported problems NHTSA owner complaints, model year

  • FORWARD COLLISION AVOIDANCE21%
  • ELECTRICAL SYSTEM18%
  • SERVICE BRAKES16%
  • UNKNOWN OR OTHER10%
  • STEERING6%
  • BACK OVER PREVENTION4%

Source: NHTSA owner complaints, 100 total.

Nissan Altima: best and worst years

Federal investigations NHTSA defect investigations, model year

  • PE23023opened Dec 13, 2023ENGINE

    Complete loss of motive power due to engine failure

  • AQ22003Openopened Dec 16, 2022LATCHES/LOCKS/LINKAGES:HOOD:LATCH

    Hertz/Vehicles Rented with Open Recalls

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.