Electric Cars

Uncharted's Highway Range: A Detailed Examination

Subaru's Electric Vehicle Success Story: The Uncharted's Market Impact

The Subaru Uncharted has quickly become a significant player in the electric vehicle market. As Subaru's newest, most economical, and most compact electric offering, it has swiftly ascended to the position of the brand's best-selling EV, surpassing both the established Solterra and the newer Trailseeker in recent sales figures. This rapid acceptance underscores the Uncharted's appeal and its critical role in Subaru's electric future.

Evaluating the Uncharted GT's Highway Endurance

To rigorously assess its capabilities, InsideEVs contributor and State of Charge host Tom Moloughney conducted a comprehensive 70 mph highway range test on the premium Uncharted GT trim. This evaluation aims to provide practical insights into the vehicle's endurance under consistent highway driving conditions, a crucial factor for potential buyers.

Technical Specifications and Features of the Uncharted GT

While the base Uncharted model boasts an EPA-estimated combined range of 308 miles with a single electric motor, the GT trim, which was tested, features a dual-motor all-wheel-drive system. This setup delivers a robust 338 horsepower and 323 pound-feet of torque, resulting in an EPA-estimated combined range of 273 miles. Priced from $46,215, the GT variant comes equipped with a suite of luxury features including 20-inch wheels, ventilated front seats, heated rear seats, a Harman Kardon sound system, and a panoramic glass roof with a power sunshade.

Battery Technology and Charging Capabilities

All Uncharted models are powered by a 74.7-kilowatt-hour (gross) battery pack. This battery supports up to 11 kilowatts from an AC charging source and up to 150 kW from a DC fast charger. Subaru states that the vehicle can achieve an 80% charge from 10% in just 28 minutes when utilizing a DC fast charger at its maximum capacity, offering convenient and rapid recharging options for drivers.

Methodology of the 70 MPH Highway Range Test

The highway range test was conducted under controlled conditions to ensure accurate results. Prior to the test, the Uncharted GT was fully charged, tire pressures were meticulously set to the manufacturer's recommendations, and the climate control was maintained between 68°F and 70°F with the fan at its lowest setting. The vehicle was driven consistently at 70 mph in its most efficient "ECO" mode, mimicking realistic highway driving scenarios.

Test Results: Real-World Range and Efficiency

During the test, the Uncharted GT achieved significant milestones. At a 75% battery level, it had covered 67.7 miles with an average energy efficiency of 3.6 miles per kilowatt-hour (mi/kWh). The car's internal display indicated 189 miles of remaining range. At 50% battery, the vehicle had traveled 137.4 miles, with 126 miles still available, and its average efficiency had improved to 3.8 mi/kWh. Ultimately, the Uncharted GT completed the test by traveling 255.1 miles on a single charge before reaching 0% state of charge. Its average energy efficiency for the entire test was 3.8 mi/kWh, which translates to 26.31 kWh per 100 miles. This result is particularly noteworthy as it is only 6.6% less than the EPA's combined estimate, which includes both city and highway driving, demonstrating robust real-world performance.

Analyzing Energy Consumption Beyond EPA Estimates

A further analysis of the test data reveals that the Uncharted GT's real-world energy consumption was 12.3% lower than the EPA's rating of 30 kWh per 100 miles. This improved efficiency in actual driving conditions is a positive indicator for consumers, suggesting that the vehicle may offer better operational costs than official figures might initially imply.

Balancing Cost, Features, and Range in the Uncharted Lineup

For prospective buyers, the choice among the Uncharted trims involves a trade-off between price, features, and driving range. The GT, while offering the most premium amenities, has the shortest range within the lineup. In contrast, the all-wheel-drive Sport model provides an additional six miles of range, and the base Premium model, which is front-wheel-drive, offers the maximum EPA-estimated range of 308 miles at a significantly lower price point, making it a compelling option for those prioritizing range and affordability.

In June, the global electric vehicle market witnessed a remarkable surge, reaching an unprecedented 2 million deliveries. This impressive growth was largely propelled by the thriving European market, with significant contributions from expanding markets in Southeast Asia, South America, and Africa. These regions are increasingly embracing more affordable EV options, predominantly from Chinese manufacturers. Concurrently, the United States market is undergoing a period of normalization following the conclusion of federal tax credits last September. Despite this, US EV sales show a positive trend, increasing by over 20% from the preceding month, indicating a recovering momentum as the initial impact of incentive changes diminishes.

Amidst this dynamic landscape, California has introduced a new electric vehicle incentive program offering $3,500. This initiative is structured to favor emerging EV manufacturers such as Rivian and Lucid, a move that is likely to stir debate among proponents of other established brands. This strategic incentive aims to further accelerate EV adoption within the state, highlighting a localized effort to support the transition to electric transportation even as national market dynamics shift.

The global electric vehicle industry is demonstrating robust expansion and adaptability. While established markets like the US navigate post-incentive adjustments, the rapid growth in Europe and the emergence of new markets signify a strong global commitment to sustainable mobility. This ongoing evolution, marked by record sales and strategic regional incentives, underscores a promising future for electric vehicles worldwide, fostering innovation and environmental responsibility.