107 MPGe combined makes the 2025 Mercedes-Benz EQB 250 Plus one of the most efficient premium compact SUVs on the market, a focus on accessible electric luxury. This isn’t a performance beast or an off-road warrior; it’s an urban and suburban transporter for the driver who values comfort, technology, and, crucially, a significantly reduced environmental footprint. The EQB 250 Plus, with its front-wheel-drive configuration and optimized single motor, is engineered specifically for maximum range and efficiency within the EQB lineup, appealing directly to individuals transitioning from internal combustion luxury vehicles who demand a smooth, economical electric experience without sacrificing the Mercedes-Benz badge. They’re often families with one or two children who appreciate the optional third row for occasional use, or empty nesters seeking a premium, right-sized EV for daily commuting and errands. They understand that while its acceleration is competent, its true prowess lies in its ability to quietly and smoothly devour miles with minimal energy consumption, distinguishing it from its more powerful EQB 350 4MATIC sibling or other electric SUVs emphasizing outright speed.

City and highway performance

The EPA rates the EQB 250 Plus at an impressive 114 MPGe in city driving and a still-excellent 100 MPGe on the highway. These figures are not accidental; they are a direct reflection of the vehicle’s design priorities. In the urban jungle, the instantaneous torque of the electric motor, combined with efficient regenerative braking, allows for smooth stop-and-go driving with very little energy wasted. During deceleration, the motor acts as a generator, recharging the battery and extending overall range, a stark contrast to gasoline engines that simply burn fuel to overcome inertia. On the highway, the 100 MPGe figure is still highly competitive, especially for a vehicle of its size and premium accouterments. While sustained high speeds inherently consume more energy in any EV, the EQB 250 Plus maintains a commendably flat efficiency curve. It sheds the weight of a second motor and all-wheel-drive components found in its more potent stablemates, directly translating to a more frugal energy consumption profile. This makes it an ideal choice for the daily commuter who might encounter a mixture of congested city streets and open highway stretches.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2025 Mercedes-Benz EQB 250 Plus at exactly $700. This figure is calculated based on an assumption of 15,000 miles driven per year and national average electricity prices. For the buyer of an EQB 250 Plus, this is a selling point because it represents a significant reduction in operating expenses compared to a similarly sized gasoline-powered premium SUV, even those with relatively good Mercedes-Benz fuel economy data. This low annual cost goes beyond just electricity rates, it factors in the simplicity of EV powertrains, which typically require less routine maintenance than their internal combustion counterparts. Owners will pay little to no money at the fuel pump, instead charging at home or at public charging stations, often during off-peak hours where electricity rates are even lower. This predictable, substantially lower running cost is a major draw for the target demographic who appreciates the financial prudence alongside the environmental benefits.

Real-world expectations

In real-world driving, the EQB 250 Plus generally lives up to its EPA efficiency ratings. Mercedes-Benz has developed a drivetrain management system that keeps energy consumption in check. On longer highway journeys, especially at sustained speeds above 70 mph, the MPGe will naturally dip below the EPA highway rating, as is common with all EVs due to increased aerodynamic drag and rolling resistance. However, within typical suburban and city driving environments, where speeds are moderate and regenerative braking can be fully used, owners will often find themselves meeting or exceeding the 114 MPGe city figure. Climate control usage, particularly in extreme hot or cold weather, will also influence range and efficiency, as will driving style, aggressive acceleration and braking naturally use more energy. But for the driver who approaches electric vehicles with a conscious effort towards smooth operation, the EQB 250 Plus consistently delivers exceptional efficiency. Its focus is on making the electric driving experience as friction-free and economical as possible, not raw performance or range anxiety.

How it compares

The 2025 Mercedes-Benz EQB 250 Plus carves out a distinct niche in the premium compact electric SUV segment, particularly when it comes to efficiency. Its 107 MPGe combined rating is a strong differentiator. Consider key rivals: The EQB MPG across all years is relatively strong for any premium offering. A popular choice like the Tesla Model Y Long Range AWD, while offering more exhilarating performance and longer range, typically achieves around 123 MPGe combined, but at a higher price point and with a different brand ethos. The Volvo XC40 Recharge Twin Motor AWD, a direct competitor in terms of size and segment, achieves approximately 97 MPGe combined. The Audi Q4 e-tron 40, a more luxurious but single-motor alternative, typically comes in around 100 MPGe combined. The EQB 250 Plus consistently sits among the top tier for MPGe within its luxury class, often leading when considering its accessible price point relative to larger or more powerful competitors. Customers choosing the 250 Plus are consciously prioritizing efficiency and the Mercedes-Benz experience over outright range or acceleration from other brands.

Tips to maximize efficiency

One of the most effective ways to maximize the EQB 250 Plus’s efficiency is to master regenerative braking. Use the steering wheel-mounted paddles to adjust the regen level, allowing the vehicle to slow down using the electric motor as much as possible, converting kinetic energy back into electricity for the battery.

Pre-conditioning the cabin while the vehicle is still plugged in is another excellent strategy. This uses grid power to heat or cool the interior, rather than drawing valuable energy from the battery pack once you start driving, especially beneficial during extreme temperatures.

Maintaining proper tire pressure is a simple yet impactful tip. Underinflated tires increase rolling resistance, forcing the motor to work harder and consume more energy. Check your tires regularly to ensure they are at the manufacturer’s recommended pressure.

Adopting a smooth, measured driving style significantly improves efficiency. Avoid aggressive acceleration and sudden braking. The EQB 250 Plus rewards a gentle foot with extended range and lower energy consumption, aligning perfectly with its refined character.

Strategic use of driving modes can also help. While “Sport” mode might offer crisper acceleration, “Eco” mode optimizes power delivery and climate control settings to prioritize maximum efficiency, ideal for daily commutes where range is important.