Sports cars seem to have a reputation for being fun on weekends but fragile, temperamental, and expensive the moment something goes wrong. The conventional wisdom says performance and reliability don't mix.Japanese engineers probably never got that memo. A handful of Japanese sports cars weren't just built to go fast, they were built to last. We're talking documented 200,000-mile examples, RepairPal scores that beat mainstream sedans, and forum threads full of owners who've been running the same engine for more than 20 years.These aren't garage queens waiting for their next repair bill. They're everyday drivers, weekend warriors, and lifetime companions. Here are ten Japanese sports cars that prove fun and forever aren't mutually exclusive. Mazda Miata NA (1990–1997) Average Used Value: $11,562 Bring a Trailer The Miata's biggest reliability secret is its simplicity. No all-wheel drive, no turbocharger, no heavy tech fighting against itself: just a lightweight rear-drive roadster with a modest, over-engineered drivetrain that refuses to quit. Manual transmission versions in particular are known for outlasting almost everything else in their class.Bring a TrailerConsumer Reports gave the MX-5 Miata a reliability score of 4.7/5.0, while RepairPal rates it 4.0/5.0, with owner-documented examples clearing 300,000 miles on the original engine. An iSeeCars study of over 15.8 million cars found that 2.1% of Miatas sold in 2019 had already crossed the 200,000-mile mark, a remarkable figure for any sports car. We found one that reached 928,000 miles.If you want a car that can genuinely be yours for life, the NA Miata might be the easiest argument on this list. Keep up with oil changes, stay on top of the timing belt, and this little roadster will outlast cars that cost three times as much. As the saying goes, the answer is always Miata. Lexus IS300 XE10 (2000–2005) Average Used Value: $14,455 Cars and Bids Here's the open secret of this list: the IS300 runs the same 2JZ-GE inline-six as the Toyota Supra MkIV. Same cast-iron block, same 24-valve DOHC architecture, same legendary bottom end. The difference is you can still find clean examples for $14,000–$18,000, while a comparable Supra will cost $77,000 or more.Cars and BidsThe Toyota Supra earns an 8.2/10 reliability rating on CarSurvey.org based on real-world owner data, placing it above virtually every contemporary rival. The IS300 shares that identical engine DNA. And according to Hagerty, 2JZ-powered Supras have risen 32% in value over the past 12 months, a signal that the market has fully woken up to just how special this powerplant is. Scouring through Reddit, we even found one with 416,076 miles on the original engine.For the buyer who wants 2JZ reliability wrapped in a daily-driveable Lexus, the IS300 is the smartest long-term ownership play on this list. It's the everyman's Supra, and most people still haven't figured that out. Nissan 350Z Z33 (2003–2009) Average Used Value: $14,980 Bring a Trailer The 350Z doesn't always get credit as a reliability story, but the numbers are quietly impressive. RepairPal puts annual maintenance on a 2008 350Z at just $452, and Nissan as a brand holds a 4.0/5.0 reliability rating, ranking 9th out of 32 car brands, with owners averaging only 0.3 repair shop visits per year.Bring a Trailer The VQ35 engine at its heart is robust when treated well. With regular oil changes, a healthy cooling system, and attention to the timing chain tensioner, well-maintained examples have exceeded 300,000 km, with documented cases pushing past 400,000 km.That said, early VQ35DE models from 2003 to 2005 are known for higher-than-average oil consumption, and the timing chain tensioner is a wear item that rewards proactive replacement. The 350Z rewards attentive ownership; it doesn't forgive neglect as easily as the Miata or a Honda S2000. Go in with clear eyes, stay on top of maintenance, and the Z33 will run strong for the long haul. Subaru BRZ FA20 (2012–2026) Average Used Value: $19,652 Cars and Bids The first-generation BRZ doesn't shout about its reliability, it just keeps going. It stands among the top sports cars proven to last over 200,000 miles, and owner reports consistently show 170,000–180,000-mile examples still running strong with no major drivetrain work. Community consensus says 200,000 miles is well within reach with proper maintenance.Cars and BidsPart of what makes the FA20 boxer engine hold up so well is a smart engineering detail: its D4-S dual-injection system combines both direct and port injection. Under light loads, port injectors spray fuel onto the intake valves, preventing the carbon buildup that quietly kills purely direct-injected engines over time. It's the kind of thoughtful engineering that doesn't make headlines but matters enormously at 150,000 miles.One honest note: avoid the 2013 model year. It carried a valve spring recall affecting the entire production run, and the first year of any platform often has teething issues. From 2014 onward, the FA20-powered BRZ is a clean, reliable buy before Subaru transitioned the platform to the larger 2.4-liter FA24 engine for the second generation in 2022. Toyota GR86 2nd Gen (2021–2025) Average Used Value: $29,970 David Alpert / HotCarsThe GR86 is the newest car on this list, and it's already earning its longevity credentials. J.D. Power rated the 2022 model at 85 out of 100 for reliability — above the industry average — and Consumer Reports gave the 2021 model 4 out of 5 stars, ranking it among the top sports cars for dependability. Its estimated repair cost over the first 10 years sits at $4,804, with just a 12.98% chance of a major repair, which is lower than most coupes in its class.ToyotaAt 2,800 lbs, the GR86 is genuinely light, which means less wear on brakes, suspension, and tires over time. The second-gen car also brought significantly increased chassis rigidity over the first generation, improving structural integrity for the long haul.One caveat worth knowing: the 2022 model year had documented FA24 oil starvation issues under aggressive track use, which led to some engine failures. Toyota addressed the problem, and 2023-onward models show a clean record. If long-term confidence is the priority, the 2023 or 2024 GR86 is the smarter buy. Honda S2000 (2000–2009) Average Used Value: $33,480 Mecum Honda built the S2000 to rev like a race car and last like a Honda. The early AP1 models featured a high-strung, 2.0-liter F20C engine boasting a legendary 9,000 rpm redline, while later AP2 models (2004+) traded a bit of top-end revs for a larger 2.2-liter F22C1 engine with an 8,000 rpm redline and better low-end torque. Both power plants sound like they should be fragile, but in practice, owners have documented over 300,000 miles on the original drivetrain. One 2003 example sold at auction with 498,452 miles on the odometer, a figure that should put any reliability concerns to rest.Mecum Honda holds a 4.0/5.0 reliability rating on RepairPal, ranking first out of 32 car brands, and the S2000's annual maintenance cost sits at an estimated $404. That's exceptional value for a car that competes with cars costing three times as much.There are caveats worth knowing. The high-revving engine demands regular oil monitoring and timing chain tensioner replacement around 40,000 miles. Neglect those intervals and longevity suffers fast. But for the attentive owner, the S2000 rewards obsessive maintenance with something close to immortality. Nissan Silvia S15 (1999–2002) Average Used Value: $34,455 Cars and Bids The S15 represents the end of a lineage, and the best of it. Nissan spent over a decade refining the 2.0-liter SR20DET engine across the S13, S14, and finally the S15 Nissan Silvia, and the result was the most reliable SR20 ever built. The "blacktop" SR20DET that powered the top-tier Spec-R variant produced a factory-rated 250 PS (around 247 horsepower), featuring a proven bottom end capable of handling 400 hp with the right supporting mods.Cars and BidsThe S15 only became legal for US import in January 2024, and demand has been enormous ever since. Its turbocharged inline-four, near-perfect chassis balance, and timelessly clean styling make it work equally well as a weekend driver or a daily. Parts availability is excellent thanks to decades of global S-chassis aftermarket support.One honest caveat: the SR20DET rewards careful owners and punishes neglect. Examples with track or drift histories need close inspection. Cooling system condition, oil change records, and turbo health all matter. Buy a well-documented, lightly driven example, and the S15 will run reliably for the long term. Acura Integra Type R DC2 (1997–2001) Average Used Value: $52,013 Bring a Trailer If you want a pure, unfiltered driver's car that offers actual mechanical immortality, look past the fragile turbo setups of the era and look at the DC2 Integra Type R. Widely regarded as one of the best-handling front-wheel-drive cars ever produced, the Type R was built by Honda with a level of factory blueprinting and hand-assembly usually reserved for race teams.Bring a TrailerAt its heart is the legendary B18C5 engine. It screamed all the way to an 8,400 rpm redline, utilizing hand-polished intake ports and high-compression pistons to push out an astonishing 195 hp from just 1.8 liters. Because it's a naturally aspirated Honda B-series power plant, it lacks the heat management issues and complex vacuum routing that plagued its turbocharged contemporaries. Forum threads are filled with original-owner Type Rs that have crossed the 250,000-mile mark while being subjected to years of autocross and track days.The biggest caveat with a DC2 Type R isn't mechanical breakdown. It's finding one that hasn't been stolen, crashed, or heavily modified. Keep the oil topped up, change the timing belt on schedule, and this lightweight canyon carver will easily outlive most modern vehicles. Toyota Supra MkIV A80 (1993–2002) Average Used Value: $77,389 Bring a Trailer The 2JZ engine isn't just reliable, it's legendary for reasons that go beyond speed. Its cast-iron block, forged crankshaft, and closed-deck architecture were engineered with such over-built strength that decades of 200,000-plus mile ownership have become routine rather than exceptional. RepairPal puts annual maintenance at around $561, well below the Porsche Boxster ($952) or BMW Z4 ($892).Bring a Trailer The mileage records tell the real story. A 2JZ-GE pulled from a 1999 Lexus SC300 at auction had racked up 415,000 miles and was still running cleanly before teardown. The highest-mileage documented Toyota sports car is a 1998 Supra MkIV with over 520,000 miles on its original 2JZ-GE engine and stock transmission, driven daily for over two decades.The MkIV Supra wasn't just built for performance. It was accidentally built for eternity. Prices have climbed sharply as collectors have caught on, but the engineering case for long-term ownership has never been stronger. Acura NSX NA1 (1991–2005) Average Used Value: $154,834 Bring a Trailer Most exotic cars from the early '90s need constant attention to stay running, but the Acura NSX was the exception. Honda built the C30A and C32B V6 engines with high-strength forged internals, titanium connecting rods, and the kind of hand-assembled precision normally reserved for racing engines. The result was a mid-engine supercar that behaved more like a Civic than a Ferrari when it came to day-to-day reliability.Bring a Trailer The NSX was also the world's first production car with an all-aluminum body, a revolutionary engineering decision that helped keep weight down and long-term durability up. Enthusiast Richard Graves, a well-known high-mileage NSX owner, put it bluntly: 200,000-mile examples aren't rare enough to impress the community anymore. You need 400,000 to raise an eyebrow.Blending Porsche performance with Honda reliability, that's the miracle of the NSX, and it's why first-gen examples have climbed well into six figures on the used market. For the buyer who wants a genuine exotic that won't punish them for owning it, nothing else on this list comes close.