Autoblog and Yahoo may earn commission from links in this article.The midsize sedan market has thinned out over the years, but the Toyota Camry, Honda Accord, and Hyundai Sonata have survived by being genuinely good, dependable cars. All three earn strong reliability marks, which makes choosing between them on that basis a matter of small margins rather than obvious gaps. The available data, drawing on segment reliability rankings, repair-cost figures, and each car's typical problems, does establish an order. The Accord comes out on top as the most reliable of the three, the Camry sits right behind it and actually wins on one measure, and the Sonata places third while offering the strongest warranty safety net.2026 Toyota CamryToyotaSegment reliability rankingsThe clearest signal comes from how each ranks within the midsize class. The Accord holds a 4.5 out of 5.0 reliability rating, which places it first out of 24 midsize cars, the top of the segment. The Camry sits at 4.0 out of 5.0, ranking third, and the Sonata also holds a 4.0 rating but ranks fifth. All three fall in the upper tier of a competitive class, so none is a weak choice, but the Accord's first-place standing is the single strongest reliability credential in the group.2026 Honda Accord HondaBroader analysis reinforces that order. Cross-model evaluations that weigh reliability, projected lifetime recalls, and overall quality give the Accord the advantage over the Sonata specifically in reliability, resale value, and overall quality score. The Camry's reputation for longevity is legendary, with many examples running well past 200,000 miles, and it remains a benchmark for durability. But on the current segment rankings, the Accord edges ahead, and that consistency across multiple measures is what gives it the overall lead.2026 Hyundai SonataHyundaiRepair costs and ownershipThis is where the Camry pushes back. Its average annual repair cost is about $388, the lowest of the three and slightly below the Accord's $400, with the Sonata higher at $458. All three figures are excellent for the class and indicate low ownership costs, but the Camry's is the most economical, and Toyota's reputation for cheap, widely available parts and infrequent shop visits is well earned. For a buyer focused purely on the cost of keeping the car running, the Camry has a genuine edge.2026 Toyota CamryToyotaAdvertisementAdvertisementThe Accord's slightly higher repair cost is offset by its lower repair frequency and severity, which is part of why it tops the segment ranking despite not having the lowest dollar figure. The Sonata's $458 average is still strong relative to the wider market, and owner reports of 100,000-plus trouble-free miles are common. The gap between the three on running costs is real but small, measured in tens of dollars per year, so none of them represents a meaningful financial burden compared with the others.What goes wrong with eachKnowing the typical trouble spots is as useful as the headline ratings. The Camry has the shortest list, and its issues tend to be minor: owners report occasional infotainment quirks, such as voice address entry not registering correctly, and some have wished for more power from the four-cylinder. Its naturally aspirated 2.5-liter engine uses dual injection and has no turbocharger to complicate ownership, which is the core of its low repair frequency. Major mechanical failures are uncommon, and the Camry's reputation for trouble-free high-mileage running is well earned.2026 Honda Accord HondaThe Accord's most discussed issue is its 1.5-liter turbo engine, which had a documented history of oil dilution on 2018 to 2020 models that led Honda to extend warranties, with some owners also discussing potential head gasket concerns on that engine at higher mileage. The current generation draws fewer complaints, but the most reported trouble on recent Accords is the infotainment system, including inconsistent wireless smartphone connection, along with isolated reports of window trim corrosion. None of these is catastrophic, but the turbocharged engine adds complexity that the Camry avoids.2026 Hyundai Sonata HybridHyundaiThe Sonata's trouble spots are more varied. It was subject to a recall covering a fuel tank check valve that could allow the tank to expand and contact hot exhaust components, a fire risk, and a separate recall for a transmission oil pump malfunction that could cause a loss of drive power. Owners have also reported paint peeling, delamination, and some electrical glitches. Hyundai's older engines had a troubled reputation, though the current Smartstream powertrains are improved. The Sonata's 10-year or 100,000-mile powertrain warranty, far longer than the coverage Toyota and Honda provide, is a meaningful hedge against the cost of a major failure and partly offsets these concerns.So which one is the most reliable?The Honda Accord. It is the only one of the three to rank first in its segment for reliability, holding a 4.5 out of 5.0 rating against the 4.0 of both rivals, and it carries that advantage across multiple measures, including projected quality and resale value. Its repair frequency and severity are among the lowest in the class, which is what earns it the top spot, even though it does not have the single lowest repair cost. For demonstrated, data-backed reliability, the Accord is the strongest of the three. The margin over the Camry is thin, and it remains the better pick for buyers who prioritize low repair costs and Toyota's unmatched reputation for high-mileage longevity. On the other hand, the Sonata is the right choice for a buyer who wants the longest warranty protection and the strongest value, with its 10-year powertrain coverage offsetting its slightly higher repair costs.AdvertisementAdvertisementThis story was originally published by Autoblog on Jul 1, 2026, where it first appeared in the Car Buying section. Add Autoblog as a Preferred Source by clicking here.