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2021 hyundai Elantra vs 2021 mazda CX-5

Reliability comparison based on NHTSA recall and complaint records.

Synced 2026-04-29 Source: NHTSA public records Reviewed by ASE-certified contributors
Quick verdict
2021 Hyundai Elantra and 2021 Mazda CX-5 are nearly tied on reliability data

2021 hyundai Elantra

3.6/5
Reliability score
126 complaints
2 recalls (0 critical)
$10,350 repair exposure
vs

2021 mazda CX-5

3.8/5
Reliability score
132 complaints
0 recalls (0 critical)
$9,100 repair exposure

Stories from the shop

Look, these two are running close enough that you'd be fine either way. Reliability scores are within rounding distance (3.6 for the 2021 hyundai Elantra, 3.8 for the 2021 mazda CX-5), and they've each got their own laundry list of weak spots. There's no clean winner here on the data alone.

If you're leaning 2021 hyundai Elantra, know what you're getting into on electrical and seatbelts. Those categories have noticeably more complaints than what the 2021 mazda CX-5 sees, and they're not cheap items when they go.

Going with the 2021 mazda CX-5? Watch the engine and powertrain. The 2021 hyundai Elantra has fewer reports in those categories, so you'd be trading one set of weak spots for another.

Bottom line: pick based on use case more than the spec sheet. If you tow heavy and don't want to think about it, that's one calculation. If you're a daily driver and want the cheapest path forward, that's another. Both of these will get you down the road. We're just telling you where each one is most likely to break.

— ProblemsByVin editorial team, drawing on the NHTSA data and shop experience.

Side-by-side by problem area

Category
2021 hyundai Elantra
2021 mazda CX-5
engine
8 reports
moderate · ~$3,100
60 reports
moderate · ~$3,100
electrical
24 reports
moderate · ~$850
9 reports
severe · ~$850
seatbelts
21 reports
critical · ~$500
No reports
powertrain
6 reports
moderate · ~$2,500
15 reports
moderate · ~$2,500
cruise control
8 reports
severe · ~$600
5 reports
severe · ~$600
visibility
4 reports
moderate · ~$350
7 reports
moderate · ~$350
steering
5 reports
moderate · ~$700
No reports
brakes
No reports
5 reports
moderate · ~$450
body
3 reports
moderate · ~$1,500
No reports
airbags
No reports
3 reports
moderate · ~$1,100

Common questions

Which is more reliable, the 2021 Hyundai Elantra or the 2021 Mazda CX-5?

It's close to a tie. Both vehicles score within 0.2 points on our reliability index (3.6 vs 3.8). At this margin, either choice is defensible — base your decision on the specific failure modes that matter to you.

What goes wrong more often on the 2021 Hyundai Elantra?

Compared to the 2021 Mazda CX-5, the 2021 Hyundai Elantra sees more reported issues in electrical and seatbelts. That doesn't mean it's a bad truck — it means those are the categories worth budgeting for if you go that direction.

What goes wrong more often on the 2021 Mazda CX-5?

Compared to the 2021 Hyundai Elantra, the 2021 Mazda CX-5 has more complaints in engine and powertrain. Whether that's a deal-breaker depends on the cost and severity — see the comparison table above for repair cost ranges.

Which has more recalls?

The 2021 Hyundai Elantra has more active recalls (2 vs 0). Total count is less important than severity, though — a vehicle with one critical recall and zero moderate ones is generally riskier than one with five moderate recalls.

Is an extended warranty worth it on either of these?

Both vehicles are out of factory bumper-to-bumper coverage at this point. Combined repair exposure across the top problem categories runs around $10,350 on the higher-risk vehicle. A quality service contract typically costs $1,800–3,500 over 3 years, so a single major failure usually pays for the contract. The math favors warranty coverage on whichever vehicle you choose, especially if you plan to keep it past 100,000 miles.

Related comparisons

Reliability scores, complaint counts, and severity ratings derived from the NHTSA public records database. "Repair exposure" is the sum of average independent-shop repair costs across each vehicle's tracked problem categories and is intended as a relative comparison, not an exact prediction. Editorial commentary auto-generated from the data and reviewed by ASE-certified contributors. Some links on this page are affiliate links.
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