Is the 2021 Mazda Mazda3 a good car?
An honest AI verdict — reliability, common problems, and real cost to own.
B+8.5/10
The Mazda3 Hatchback is a great choice for those seeking style and fun in a compact package, but rear comfort and cargo may be limiting.
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Pros
- Stylish design and upscale interior
- Engaging driving dynamics
- Good fuel economy
Cons
- Limited rear seat space
- Firm ride quality
- Small cargo area
Ownership at a glance
Fuel economy
26 mpg
Maintenance cost
$1,400/yr
Expected lifespan
220,000 miles
Common problems to watch for
- Infotainment system glitches
- Wind noise at highway speeds
- Occasional transmission hesitation
CarsJudge exclusive data
Active recalls (1)
The 2021 Mazda Mazda3 has 1 NHTSA recall on record. Most recent: Tires — Valve (campaign 21V101000). All recall repairs are free at any authorized dealer.
- Tires — Valve — Mazda North American Operations (Mazda) is recalling certain 2021 Mazda3 and CX-30 vehicles. Air may suddenly leak from the tire air valve.…
Recall data: NHTSA. Owner costs & MPG: anonymized aggregates from CarsJudge users who track this vehicle. Updated 2026-07-05.
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This AI-generated assessment is general guidance only, not a substitute for a professional inspection. Always inspect a used vehicle before purchase.