

Toyota Prius
- Reliability (shortcut)
- Repair Histories (shortcut)
- Extended Warranty
- Real-World Gas Mileage (shortcut)
- "Why (Not) This Car?" Reviews (shortcut)
- Tire Reviews
- Forums
- Specifications
- Features
Toyota Prius Reliability
Want to more clearly know what the difference in reliability will be if you buy a Toyota Prius rather than another vehicle? Concerned about your chances of getting a lemon?
TrueDelta provides this information in the form of "times in the shop" stats that make the actual repair rates clear and, in the future, "lemon-odds."
The latest Car Reliability Survey (CRS) results include Toyota Prius reliability information based on owner experiences through June 30, 2010:
| Successful Repair Trips per Year (per 100 vehicles) | |||||
| Year | Make | Model |
Trips / Year | TS | Cars Mon/Car Av Odo |
| 2010 | Toyota | Prius | 12 | ![]() | 152 7.0 7400 |
| 2009 | Toyota | Prius | ![]() | 35 9.5 14200 | |
| 2008 | Toyota | Prius | ![]() | 88 9.1 30500 | |
| 2007 | Toyota | Prius | ![]() | 86 8.6 44700 | |
| 2006 | Toyota | Prius | ![]() | 65 9.1 55400 | |
| 2005 | Toyota | Prius | ![]() | 69 8.3 73100 | |
| 2004 | Toyota | Prius | ![]() | 36 7.2 96900 | |
| 2002 | Toyota | Prius* |   | 15 5.5 151500 | |
| 2001 | Toyota | Prius* |   | 18 5.6 115400 | |
To see how the Toyota Prius's repair frequency compares to other model years and competing car models, and for a table key, click here. Updated quarterly.
We also have some new reliability stats for the Toyota Prius. "Nada-odds" reports the percentage that required no repairs at all, not even a minor one--nada--in the past year, while "Lemon-odds" reports the percentage that required three (or more) repair trips.
| Nada-odds cars per 100 with no repairs (nada) in the past year; 100 is ideal Lemon-odds cars per 100 with 3+ repair trips in the past year; 0 is ideal | |||||
| Year | Make | Model | Nada-odds |
Lemon-odds |
Cars Mon/Car Av Odo |
| 2010 | Toyota | Prius | 60 11.0 12800 | ||
| 2009 | Toyota | Prius | 26 11.3 17700 | ||
| 2008 | Toyota | Prius | 59 11.7 35500 | ||
| 2007 | Toyota | Prius | 52 11.9 49700 | ||
| 2006 | Toyota | Prius | 42 11.7 58600 | ||
| 2005 | Toyota | Prius | 42 11.6 79400 | ||
To see how the Toyota Prius's Nada-odds and Lemon-odds compare to competing car models, and for a table key, click here. Updated quarterly.
To provide comprehensive results, TrueDelta needs reliability data on all cars--not just the Toyota Prius--from people like you. To encourage participation, those who help provide the data receive free access to the site's car reliability information. Find out the details.
Toyota Prius Repair Histories
To supplement our Car Reliability Survey, TrueDelta collects Toyota Prius repair histories, a list of all the repairs that have been performed on a vehicle. With these, no minimum sample is required and owners can report repairs that occurred before joining.
Individual responses to both the Car Reliability Survey and the Car Repair History Survey are posted here:
2010 Toyota Prius Problems and Repair Histories
2009 Toyota Prius Problems and Repair Histories
2008 Toyota Prius Problems and Repair Histories
2007 Toyota Prius Problems and Repair Histories
2006 Toyota Prius Problems and Repair Histories
2005 Toyota Prius Problems and Repair Histories
2004 Toyota Prius Problems and Repair Histories
2003 Toyota Prius Problems and Repair Histories
2002 Toyota Prius Problems and Repair Histories
2001 Toyota Prius Problems and Repair Histories
Think you might have a lemon, and want to see if other owners are having similar problems? Then this is the place to check.Toyota Prius Extended Warranty
Concerned about the Toyota Prius's reliability? Considering an extended warranty? Warranty Direct is a 26-year-old company with nearly 2 million contracts sold and over $500 million in paid claims.
Like insurance, extended warranties are best bought to limit downside risk, and from a company that is almost certain to remain in business. While for most people extended warranties will not pay off, for some they will pay for themselves many times over.
If you are unsure about the Toyota Prius's reliability, or simply want the peace of mind afforded by an extended warranty, you can click here to purchase one from Warranty Direct.
Toyota Prius Gas Mileage
Everyone knows that government estimates often aren't indicative of the Toyota Prius's gas mileage in the real-world.
In response, TrueDelta began collecting gas mileage data from owners of the Toyota Prius, with the intent of providing real-world gas mileage estimates customized to how and where you drive.
Toyota Prius Real-World Gas Mileage
"Why (Not) the Toyota Prius?" Reviews
For car buyers' reasons for buying a Prius--or not--click here.
Want another perspective? Since 1999, Michael Karesh, the developer of TrueDelta, has contributed reviews to Epinions,
where he is one of two people who oversee the autos section.
Michael's most recent Toyota Prius review.
Note: The older the review, the more likely it has become outdated owing to more recently introduced competitors.
Toyota Prius Tire Reviews
The Tire Rack offers the Internet's most extensive collection of Toyota Prius tire reviews, tire survey results, and tire tests. To see which tires are available for the Toyota Prius--or for your car--and go from there to Tire Rack's comprehensive information, use the tool in the sidebar.
The Tire Rack can be especially useful as a source of winter tires, which I have strongly recommended ever since buying a set for my car. If you're unhappy with your car's handling and braking on snow and ice, you probably just need proper winter tires, not a new car.
Toyota Prius Forums (TrueDelta partners)
These forums have helped make our results possible. For discussions of the Prius by owners, visit:
PriusChat.com -- Toyota Prius forum
Toyoland.com -- Toyota Prius forum
2005 Toyota Prius Specifications
| Body | 4-door Hatch |
|---|---|
| Wheelbase | 106.3 |
| Length | 175.0 |
| Width | 67.9 |
| Height | 58.1 |
| Curb Weight | 2890 |
| Fuel Capacity | 11.9 |
| R1 Headroom | 39.1 |
| R1 Shoulder Room | 55.3 |
| R1 Hip Room | 51.0 |
| R1 Legroom | 41.9 |
| R2 Headroom | 37.1 |
| R2 Shoulder Room | 53.0 |
| R2 Hip Room | 51.6 |
| R2 Legroom | 38.6 |
| Cargo Volume | 16.1 |
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2005 Toyota Prius 4-door Hatch
Drivetrain, Tire, and Audio System Availability
| Trim | Base |
|---|---|
| Standard Engine | 1.5L I4 Hybrid DOHC-4v HP: 110@5000 TQ: 82@4200 |
| Standard Transmission | CVT |
| Standard Drivetrain | FWD |
| Standard Tires | 185/65R15 tires |
| Standard Audio | Unbranded audio system, 6 speakers |
| Optional Audio | JBL audio system, 9 speakers |
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