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Cross-comparison · Comparison spans different vehicle types

2018 Chevrolet Volt vs 2018 Toyota Prius

Reliability comparison based on NHTSA recall and complaint records.

Synced 2026-06-14 Source: NHTSA public records Reviewed by ASE-certified contributors
Quick verdict
The 2018 Toyota Prius edges this one on reliability data

Reliability data favors the 2018 Toyota Prius (4.1 versus 3.7). These vehicles aren't a typical head-to-head comparison, but if you're cross-shopping them, the data is what it is.

2018 Chevrolet Volt

3.7/5
Reliability score
212 complaints
0 recalls (0 critical)
$8,550 repair exposure
vs
More reliable

2018 Toyota Prius

4.1/5
Reliability score
34 complaints
1 recalls (0 critical)
$3,200 repair exposure

Stories from the shop

The 2018 Toyota Prius edges this comparison on reliability data (4.1 versus 3.7). These aren't a typical head-to-head, but if you're cross-shopping them, the data is what it is.

If you lean 2018 Chevrolet Volt, know what you're getting into on powertrain and electrical. Those categories have noticeably more complaints than the 2018 Toyota Prius sees, and they're not cheap items when they go.

Going with the 2018 Toyota Prius? Watch the visibility and lighting. The 2018 Chevrolet Volt 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 2.7x higher on the 2018 Chevrolet Volt. 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
2018 Chevrolet Volt
2018 Toyota Prius
powertrain
82 reports
moderate · ~$2,500
No reports
electrical
52 reports
moderate · ~$850
No reports
engine
18 reports
moderate · ~$3,100
No reports
visibility
3 reports
severe · ~$350
5 reports
moderate · ~$350
brakes
5 reports
severe · ~$450
No reports
lighting
No reports
5 reports
moderate · ~$250
steering
4 reports
moderate · ~$700
No reports
cruise control
3 reports
severe · ~$600
No reports
airbags
No reports
3 reports
severe · ~$1,100
body
No reports
3 reports
severe · ~$1,500

Common questions

Which is more reliable, the 2018 Chevrolet Volt or the 2018 Toyota Prius?

Based on the NHTSA data we track, the 2018 Toyota Prius comes out ahead with a reliability score of 4.1 versus 3.7. The margin is narrow, so the verdict could shift if you weight specific categories differently or factor in your own use case.

What goes wrong more often on the 2018 Chevrolet Volt?

Compared to the 2018 Toyota Prius, the 2018 Chevrolet Volt sees more reported issues in powertrain and electrical. 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 2018 Toyota Prius?

Compared to the 2018 Chevrolet Volt, the 2018 Toyota Prius has more complaints in visibility and lighting. 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 2018 Toyota Prius 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 $8,550 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. Verify each vehicle's federal record: 2018 Chevrolet Volt on NHTSA · 2018 Toyota Prius on NHTSA. "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 written by ProblemsByVin contributors and reviewed by ASE-certified mechanics. Some links on this page are affiliate links.
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