Is the Mazda 3 more reliable than the Subaru WRX?

Slightly, yes. The Mazda 3 draws fewer owner complaints per car sold, at 1.3 per 10,000 against 5.9 for the WRX, and it costs less to repair. Both are rated good and both average 0.3 unscheduled shop visits a year, so the difference is small.

Which has more recalls, the Mazda 3 or the WRX?

The Mazda 3 has more. Federal recall records show 11 recalls across its 8 model years from 2018 to 2026. The WRX has 8 recalls across 9 model years. Recall counts alone do not decide reliability, so weigh them with complaints and repair costs.

Which costs less to repair, the Mazda 3 or the WRX?

The Mazda 3 does. Independent repair-cost data puts it at about $433 a year, against $682 for the WRX. Over five years that adds up to roughly $1,245 in savings. A WRX repair is also more likely to be major, at 14% versus 10%.

Does the Subaru WRX have a battery drain problem?

Yes, it is the most common electrical complaint. Batteries go dead while the car sits, sometimes after a day parked, with reports from 1,000 to about 25,000 miles. Dealers often find nothing or replace the battery, and the drain returns. One owner traced a constant draw to the telematics unit.

What are the biggest safety complaints on the Mazda 3?

Brakes are the most serious. Six of 12 service brake complaints are crash-linked, with the car failing to stop or surging forward at low speed with no warning light. Steering has 3 crash-linked complaints, and engine oil loss raises seizing worries. The WRX has no crash-linked brake area.

Last updated: 2026-10-10

Mazda 3 vs Subaru WRX: Reliability Compared

More Reliable

Mazda 3

Good

Subaru WRX

Good

On reliability, the Mazda 3 edges out the Subaru WRX because owners file far fewer complaints and its yearly repairs cost less. Both cars sit in good standing, so the lead is slight. The WRX has fewer recalls, but its engine and battery problems cost more to fix.

How Do the Mazda 3 and Subaru WRX Generations Compare?

A 2018 to 2026 search crosses a generation change on both cars. The Mazda 3 moved to its fourth generation (BP) with the 2019 model year, which ran through 2023. A 2018 car is the last of the third generation (BM/BN/BY), which started in 2014 and got a facelift in 2016. The WRX spent 2015 to 2021 in its fourth generation (VA), which had a facelift in 2017 and mid-model improvements in 2019. The fifth generation (VB) began in 2022. A 2018 or 2019 WRX is still the older design, and those are its weakest years.

Verdict

The Mazda 3 is more reliable than the Subaru WRX, scoring 78/100 vs 75/100.

A slight edge goes to the Mazda 3. Its owner complaint rate is far lower, at 1.3 per 10,000 sold against 5.9 for the WRX, and its yearly repair bill is smaller. The gap is narrow, though. Both cars sit in good standing and both average 0.3 unscheduled shop visits a year. The Mazda 3 also has more recalls, and its brake and oil consumption reports are serious, so the lead is not a clean sweep.

Key Differences

1Mazda 3 costs $249 less per year to repair
2Mazda 3 has 4.6 fewer complaints per 10k sold
3Mazda 3 has 4% lower major repair risk

Category Scoreboard

4Mazda 3

—

1Subaru WRX

Reliability ScoreTotal RecallsComplaint RateAnnual Repair CostRepair FrequencyMajor Repair RiskSafety Rating

Mazda 3 vs Subaru WRX: Which Is More Reliable?

Mazda 3 vs Subaru WRX at-a-glance reliability comparison
Metric	Mazda 3	Subaru WRX
Reliability Score	78/100	75/100
Years Tracked	8	9
Total Recalls	11	8
Complaints per 10k Sold	1.3	5.9
Annual Repair Cost	$433/yr	$682/yr
Repair Frequency	0.3/yr	0.3/yr
Major Repair Risk	10%	14%
Safety RatingNHTSA overall	2026 NHTSA	2026 NHTSA
Frontal
Side
Rollover
Year Wins	6 (1 tied)	1 (1 tied)

What Are the Common Problems With the Mazda 3 and Subaru WRX?

Oil loss and battery drain lead the Mazda 3 list. Owners add a quart every 1,500 to 4,000 miles with no visible leak, and dealers offer no repair. Its brake reports describe the car surging forward or failing to stop with the pedal pressed, including 3 crashes. The WRX has no crash-linked brake area. Its trouble centers on engine failure, with some cars needing a new short block or full engine replacement, and on batteries that die while parked. Its steering lockups mid-turn are crash-linked in 5 complaints, though three describe one incident.

Mazda 3 vs Subaru WRX common problem areas comparison
Component	Mazda 3	Subaru WRX
ENGINE	0.3Very Low	1.3Low
ELECTRICAL SYSTEM	0.2Very Low	1Very Low
POWER TRAIN	—None	0.9Very Low
UNKNOWN OR OTHER	0.1Very Low	0.7Very Low
VISIBILITY/WIPER	0.1Very Low	0.3Very Low
STEERING	0.1Very Low	0.3Very Low
SERVICE BRAKES	0.1Very Low	—None
AIR BAGS	0.1Very Low	—None
SUSPENSION	—None	0.1Very Low
FUEL/PROPULSION SYSTEM	—None	0.1Very Low
FORWARD COLLISION AVOIDANCE	—None	—None
VEHICLE SPEED CONTROL	—None	—None
LANE DEPARTURE	—None	—None
WHEELS	—None	—None
SEATS	—None	—None
FUEL SYSTEM	—None	—None
BACK OVER PREVENTION	—None	—None

Complaints per 10,000 units sold, aggregated across all tracked model years from NHTSA owner reports.

Which Is Cheaper to Maintain: Mazda 3 or Subaru WRX?

Repairs run cheaper on the Mazda 3, at about $433 a year against $682 for the WRX. That is $249 less per year, or roughly $1,245 over five years. Both average 0.3 unscheduled shop visits a year, so trips to the shop should be equally rare. The difference shows up in severity. A Mazda 3 repair has a 10% chance of being major, while the WRX carries 14%.

How Does Mazda 3 vs Subaru WRX Reliability Compare by Year?

Mazda 3 vs Subaru WRX year-by-year reliability scores
Year	Mazda 3	Subaru WRX	Edge
2026	84/1000R / 0C	81/1000R / 0C	Mazda 3
2025	79/1001R / 20C	77/1000R / 1C	Mazda 3
2024	78/1002R / 22C	78/1000R / 13C	Tie
2023	78/1001R / 19C	75/1001R / 6C	Mazda 3
2022	78/1001R / 26C	73/1001R / 23C	Mazda 3
2021	70/1003R / 95C	75/1001R / 12C	Subaru WRX
2019	78/1002R / 26C	72/1002R / 27C	Mazda 3
2018	79/1001R / 9C	71/1002R / 40C	Mazda 3

Best years to cross-shop: The 2018 Mazda 3 scored 79/100 and the 2024 Subaru WRX scored 78/100 — the strongest shared model years that have been on the road for at least two years, where available.

Who Should Buy the Mazda 3 vs the Subaru WRX?

Pick the Mazda 3 if you want the cheaper car to keep. Repair costs run lower, and a repair is less likely to be major. Target 2018, which ranks among its strongest years, and be cautious with 2021 and 2022, its weakest. Before you buy, check the oil level and ask whether the owner has been topping it off. Test the battery too, since repeated no-start drains show up in the complaints. Pick the WRX if performance matters more than the repair bill and you accept higher costs. Skip 2018 and 2019, its weakest years. Ask for full service records, because one engine report blamed improper service and a modified ECM, and dealers denied warranty claims on cars with a cold air intake. Avoid modified examples. The 2024 and 2026 years rank strongest, but they have had less time to collect complaints, so treat that as a modest signal rather than proof.

Mazda 3 vs Subaru WRX: Common Questions

Is the Mazda 3 more reliable than the Subaru WRX?: Slightly, yes. The Mazda 3 draws fewer owner complaints per car sold, at 1.3 per 10,000 against 5.9 for the WRX, and it costs less to repair. Both are rated good and both average 0.3 unscheduled shop visits a year, so the difference is small.
Which has more recalls, the Mazda 3 or the WRX?: The Mazda 3 has more. Federal recall records show 11 recalls across its 8 model years from 2018 to 2026. The WRX has 8 recalls across 9 model years. Recall counts alone do not decide reliability, so weigh them with complaints and repair costs.
Which costs less to repair, the Mazda 3 or the WRX?: The Mazda 3 does. Independent repair-cost data puts it at about $433 a year, against $682 for the WRX. Over five years that adds up to roughly $1,245 in savings. A WRX repair is also more likely to be major, at 14% versus 10%.
Does the Subaru WRX have a battery drain problem?: Yes, it is the most common electrical complaint. Batteries go dead while the car sits, sometimes after a day parked, with reports from 1,000 to about 25,000 miles. Dealers often find nothing or replace the battery, and the drain returns. One owner traced a constant draw to the telematics unit.
What are the biggest safety complaints on the Mazda 3?: Brakes are the most serious. Six of 12 service brake complaints are crash-linked, with the car failing to stop or surging forward at low speed with no warning light. Steering has 3 crash-linked complaints, and engine oil loss raises seizing worries. The WRX has no crash-linked brake area.

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More Subaru WRX comparisons

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How we score the Mazda 3 and Subaru WRX

Scores weight complaint severity at 35%, repair costs at 30%, recall impact at 20%, and the spread of complaints across systems at 15%, with complaint counts adjusted for US sales. Read the full methodology.

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