Generally speaking, true sports utility vehicles are heavy vehicles that drink liberally from the fuel tank. Not every manufacturer is willing to sacrifice power in the name of efficiency, so opting for a diesel SUV is a good compromise. This allows large vehicles, like Chevrolet's Suburban and Tahoe, to maintain their appealing power outputs while presenting buyers with a slightly more attractive fuel bill at the end of the month. A quick look at our rankings of the best diesel SUVs of 2026 shows that there are only a few to name.Vehicles are assigned a BuzzScore in relation to their direct segment competitors, and as such, vehicles in this list, while similarly scored, do not necessarily compete directly against one another. Find out more about how the BuzzScore ratings work here. GMC Yukon The best diesel SUV on sale in the U.S. for the 2026 model year is the GMC Yukon. Before we get too far into this list of diesel SUVs, though, you should know that there are only two brands still offering diesel powertrains in their SUV models; GMC and Chevrolet stand their ground, and they're technically the same models under the skin, since General Motors uses the same platforms and powertrains for both brands. That said, the Yukon is the more luxurious, upscale diesel SUV. It has a modern infotainment system and plenty of comfort features — especially when you reach higher trim levels. Under the hood of the current GMC Yukon is a standard 5.3-liter gas V8 that makes 355 horsepower and 383 lb-ft of torque. However, every trim can have a 3.0-liter turbo-diesel inline-6 that makes 305 hp and 495 lb-ft of torque. Some higher trims may come with this Duramax diesel engine as standard, while others come with a 6.2-liter gas V8 that makes 420 hp and 460 lb-ft. At the end of the day, no matter which trim you end up with, there's a way to equip it with a diesel engine — you may just have to spend a little more to get there. When the Duramax is equipped, the standard-length Yukon can tow up to 8,100 pounds, while the XL variant can pull 7,900 pounds.2025 GMC Yukon (27)The Yukon ditched its more affordable base models, leaving us with five to choose from. The most affordable model is the Elevation, which starts at $69,600 before destination. Moving up to the AT4 will cost at least $76,600; this model comes with some off-road upgrades, like a high approach angle front fascia, red recovery hooks, and heated and ventilated front seats. The AT4 Ultimate costs $97,900, and features all the off-road goodies you could want from an SUV of this size in addition to a plethora of luxury and comfort features. GMC's Denali trim is present for $80,400. This version is luxurious as well, but lacks the ruggedness of an AT4. Finally, topping the charts is the Denali Ultimate for $103,900, in which buyers will love features like Air Ride adaptive suspension, massaging seats, and much more. Upgrading a Yukon with a diesel engine will vary in price depending on the trim, but count on spending a few thousand extra dollars."...the Yukon feels perfectly comfortable tackling a trail, or blasting down the left lane of a highway. Wearing all-terrain tires doesn't seem to impact road noise too drastically, as we could still have a conversation at highway speeds without raising our voices. Four-corner air suspension delivers a comfortable ride and can lift the vehicle by two inches to improve ground clearance."- Jared Rosenholtz, Editor-At-Large, CarBuzz Chevrolet Tahoe Like we said earlier, the Chevrolet Tahoe is nearly identical to the GMC Yukon under the skin. It's another General Motors product that uses the same frame and engines as its cousin from GMC. It's about the same size as the standard-length Yukon, too. However, this Chevrolet model can seat up to nine people inside — one of only two models sold in America with that ability. If you want more seats, you'll have to bite the bullet by moving up to a passenger van instead. Choosing a diesel engine might be more expensive than the Tahoe's standard 5.3-liter gas V8, but it might be for the best in the long run. Not only can the diesel tow up to 8,200 pounds, but it's far more reliable than GM's V8 engines. The 6.2-liter V8 engine is still failing, despite undergoing multiple huge recalls. If you can spare an extra few thousand dollars, then we suggest upgrading to the 3.0-liter Duramax SUV. Not only does the Tahoe's lowest trim level have a far cheaper entry price than the cheapest Yukon, but its highest trim level is twenty grand cheaper as well. Buyers have six trims to choose from. The LS kicks off with a starting price of $60,700 before destination and options. However, in order to be eligible for a diesel engine, you'll have to spend at least $63,700 on the LT trim; only then, will Chevy grant you the opportunity to spend another $3k-$4k more on a Duramax engine. The rear-wheel-drive High Country trim is the only version to come with a Duramax engine as standard for $80,700. Buyers will have to spend an extra $540 to upgrade the High Country's 4WD variant to a diesel engine. Chevrolet Suburban The only other SUV diesel on sale in America is the Chevrolet Suburban. Once again, this is almost identical to the GMC Yukon XL under the skin. While there are no SUVs with diesel engines than those listed here for the 2026 model year, the Suburban has some close rivals. It's up against other full-size three-row models like the Toyota Sequoia, Nissan Armada, and Jeep Wagoneer. The Cadillac Escalade also rides on the same platform as this Chevy and the Yukon we talked about above, but it's excluded from this list as it does not offer the Duramax powertrain.At this point, there isn't much else to say about its powertrains. The most basic trim you can buy comes with a standard 5.3-liter gas V8, while higher trims may come with a 6.2-liter V8. No trims come with a diesel engine as standard. A 10-speed automatic transmission is your only option when buying a Suburban. When equipped with a 3.0-liter turbo-diesel and in a RWD configuration, this massive Chevy can pull up to 8,100 pounds — that figure drops to 7,800 pounds when opting for a four-wheel-drive model. Chevrolet offers six Suburban trims; its most basic version is the LS for $63,700 before destination and options. Unfortunately, buyers have to spend at least $66,700 on the LT trim level to have the opportunity to spend another $3,995 to install a Duramax diesel engine. Every trim other than the LS has access to a diesel engine, but the cost to upgrade to it varies from trim to trim. At its most expensive, the Suburban's High Country trim starts at $83,700, then buyers can spend another $540 for the diesel engine."We drove the Suburban through the hill country of Texas over the course of a few days and truly enjoyed our time behind the wheel. It can be tough to get accustomed to a big vehicle, but the Suburban had such nice road manners that driving wasn't a chore. It handled well on the twisting side roads that took us to some of the best BBQ we've ever had with the newly revised suspension system soaking up the bumps. About the only time its size was noticeable was on roads with lots of dips, which was, honestly, sort of fun."- Nicole Wakelin, CarBuzz Characteristics of Diesel SUVs This is a rather niche segment within the larger SUV classification, so there isn’t all that much room for differentiation between the various models. However, it is clear to see what sets these diesel SUVs apart from their more mainstream compatriots, and what likens them to one another. These are the qualities that define this specialized group: Torque: Although diesel comes from the same place as gasoline, the engines designed to burn it are not quite the same as a standard combustion engine. Rather than balancing horsepower with torque, they focus on the latter, especially at lower rpm, which gives cars equipped with such engines excellent acceleration. Turbo-diesel engines grant even more low-down torque, but they are exceedingly rare in the US. Versatility: Above and beyond the regular practicality we expect from SUVs, diesel variants are often even more capable of doing a little hard work thanks to their excessive torque outputs. Combined with decent ground clearance, this allows them to off-road rather readily. They also have some of the best towing capacities. Efficiency: Diesel burns a little more efficiently than gasoline, which is why these vehicles can travel further on the same amount of fuel than a comparable SUV would on gas. Diesel engines also generally last longer than gas engines since they don’t rely on complex components like spark plugs. Affordability: For the most part, there is very little difference in the price between two cars from the same model line powered by different engines, namely diesel or gasoline. However, there is a noticeable difference when it comes to their running costs. Diesel is not as expensive as gas, and the fact that you get more out of it means that you will save quite a bit over the life of a diesel SUV. What to Consider Before Buying a Diesel SUV If you’re after something torquey with enough power to conquer both the highway and the trail, there are a few characteristics to mull over. You should think about suspension, both for competence and comfort, for starters. An attractive design is also important, as is cargo space. It is imperative that a diesel SUV be cheap and reliable, but you will inevitably have to compromise in some areas. Here are the general strengths and weaknesses of these cars to help you decide what is most important to you: Pros Mountains of torque More impressive towing capacities Better gas mileage More rugged, less wear and tear Cons Not particularly fast Shorter service intervals Coarse engine sounds Regular maintenance needed FAQs Is diesel better than gasoline? Each has its strengths and weaknesses, but some of the reasons to consider diesel over gasoline include: higher torque with quicker low-speed acceleration, top-notch towing figures, lower fuel bills, and a longer engine lifespan. Are diesel cars more expensive? Generally speaking, the initial cost of a diesel-engine vehicle is slightly higher than that of a gasoline variant. This is ignoring the all-too-common need for a different drivetrain or gearbox, which may increase prices further. However, the long-term savings on fuel may offset these if you don’t intend to trade in soon. Why are there so few diesel SUVs in the USA? It could be argued that increasingly stringent emission regulations have led to the decline in diesel vehicles since they aren’t quite as clean as gasoline-powered cars. It still comes down to the automaker in question, though, with most brands choosing to abandon the fuel in favor of powerful gasoline or more eco-friendly electricity. This is why the list of diesel SUVs is so short.Sources: Chevrolet, GMC
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