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2017 mazda Mazda6 vs 2017 subaru WRX

Reliability comparison based on NHTSA recall and complaint records.

Synced 2026-04-29 Source: NHTSA public records Reviewed by ASE-certified contributors
Quick verdict
2017 Mazda Mazda6 and 2017 Subaru WRX are nearly tied on reliability data

2017 mazda Mazda6

3.9/5
Reliability score
56 complaints
1 recalls (0 critical)
$6,900 repair exposure
vs

2017 subaru WRX

4.1/5
Reliability score
52 complaints
0 recalls (0 critical)
$8,850 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 (3.9 for the 2017 mazda Mazda6, 4.1 for the 2017 subaru WRX), 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 2017 mazda Mazda6, know what you're getting into on electrical and brakes. Those categories have noticeably more complaints than what the 2017 subaru WRX sees, and they're not cheap items when they go.

Going with the 2017 subaru WRX? Watch the powertrain and engine. The 2017 mazda Mazda6 has fewer reports in those categories, so you'd be trading one set of weak spots for another.

On the dollars-and-cents side, total repair exposure across the top problem areas runs 1.3x higher on the 2017 subaru WRX. That's the number to keep in mind when you're pricing the deal — a $2,000 difference in purchase price disappears the first time you're staring at a transmission rebuild.

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
2017 mazda Mazda6
2017 subaru WRX
electrical
17 reports
moderate · ~$850
11 reports
severe · ~$850
powertrain
3 reports
moderate · ~$2,500
11 reports
moderate · ~$2,500
engine
3 reports
moderate · ~$3,100
7 reports
moderate · ~$3,100
steering
No reports
6 reports
severe · ~$700
brakes
4 reports
moderate · ~$450
No reports
airbags
No reports
3 reports
severe · ~$1,100
lighting
No reports
3 reports
moderate · ~$250
visibility
No reports
3 reports
moderate · ~$350

Common questions

Which is more reliable, the 2017 Mazda Mazda6 or the 2017 Subaru WRX?

It's close to a tie. Both vehicles score within 0.2 points on our reliability index (3.9 vs 4.1). 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 2017 Mazda Mazda6?

Compared to the 2017 Subaru WRX, the 2017 Mazda Mazda6 sees more reported issues in electrical and brakes. 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 2017 Subaru WRX?

Compared to the 2017 Mazda Mazda6, the 2017 Subaru WRX has more complaints in powertrain and engine. 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 2017 Mazda Mazda6 has more active recalls (1 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 $8,850 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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