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2021 Mazda

CX-30 4WD

Auto (S6), 4 cyl, 2.5 L, Turbo, SIDI

Mazda CX-30: best and worst years
2021 Mazda CX-30 4WD
2021 photoLuvsMG481CC BY-SA 4.0Wikimedia Commons

Overview

Body
Small Sport Utility Vehicle 4WDEPA, from EPA, last updated 6/11/2026
Drivetrain
4-Wheel DriveEPA, from EPA, last updated 6/11/2026
Transmission
Automatic (S6)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
227
Axle ratio
3.84
Cyl
4EPA, from EPA, last updated 6/11/2026
Aspiration
TurbochargedEPA, from EPA, last updated 6/11/2026
Start-stop system
NoEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
30 mpgEPA, from EPA, last updated 6/11/2026
MPG City
22 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
25 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$2,500EPA, from EPA, last updated 6/11/2026
CO₂
353 g/miEPA, from EPA, last updated 6/11/2026
Eco Score
5/10EPA, from EPA, last updated 6/11/2026
Smog score
3/10
Elec. Range
0 miEPA, from EPA, last updated 6/11/2026
SmartWay certified
No

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
96
Reported injuries
13

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

  • ENGINE37%
  • ELECTRICAL SYSTEM10%
  • FORWARD COLLISION AVOIDANCE8%
  • UNKNOWN OR OTHER8%
  • POWER TRAIN6%
  • VEHICLE SPEED CONTROL6%

Source: NHTSA owner complaints, 130 total.

Mazda CX-30: best and worst years

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Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice.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.