Photo Credit: YouTubeTesla's quietly updated 2026 Model 3 Long Range appears to deliver a modest but meaningful increase in real-world driving distance.For drivers who care less about brochure figures and more about how far a car can actually travel on highways in normal weather, that kind of improvement could make a real difference.Here's what to knowAfter driving a 2026 Tesla Model 3 Highland Long Range for about 70 miles in warm U.K. conditions, used-EV specialist RSymons "RSEV" (@RSEV) estimated that Tesla's revised battery translates to roughly 20 to 25 extra miles in everyday driving. He shared the test on YouTube.Using the car's observed efficiency of 204 watt-hours per mile and 18% battery use over the route, he calculated a real-world range of just over 370 miles. He also noted in the video that the revised pack is often referred to as an 85-kilowatt-hour battery, even though it offers roughly 79 kWh of usable capacity.AdvertisementAdvertisementCompared with the batteries in earlier Highland and pre-refresh Model 3s, the creator said the updated pack "works at about 6% more."For additional context, he ran the newer Tesla alongside a 2021 Model 3 Long Range. That older car had nearly 249,000 miles on its odometer, retained about 85% of its original battery capacity, and projected to about 265 miles of real-world range.More backgroundMany shoppers trust independent real-world range checks more than official lab estimates. Manufacturer figures can be useful, but weather, speed, wheels, traffic, and terrain all affect how an EV performs in day-to-day driving.EVs can save drivers substantial money on fuel compared with gas-powered cars, and they often come with lower routine maintenance needs because they have fewer moving parts and do not require services such as oil changes.AdvertisementAdvertisementOne commenter wrote, "The improvement in range of Evs has been extraordinary."Another added, "I'm struggling to use my free supercharger miles because of the range, when it's more convenient to charge overnight at home."More drivers are considering buying an electric vehicle, particularly as newer models go farther on a charge without crossing into luxury-car pricing.What can be done?A lab estimate may help with comparisons, but side-by-side driving data can offer a clearer picture of what a battery upgrade means in the real world.Home charging can also make a major difference in ownership costs. Charging an EV at home often costs half as much as using public chargers, but basic Level 1 charging can be slow. Qmerit provides free, instant installation estimates for faster Level 2 home charger installations.AdvertisementAdvertisementDrivers can also stretch range by choosing smaller wheels when available, preconditioning the cabin while plugged in, and maintaining steady speeds on long trips. The tested car had 19-inch wheels, and RSEV said the standard 18-inch option could provide a bit more efficiency.Newer EVs are improving, while older ones can still be highly usable. A 2021 Tesla with a quarter-million miles still delivering a projected 265-mile range is a strong sign of durability.Get TCD's free newsletters for easy tips, smart advice, and a chance to earn $5,000 toward home upgrades. To see more stories like this one, change your Google preferences here.
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