The Mercedes-Benz GLB 350 4MATIC EQ Technology 7-Seat, introduced in December 2025, represents a significant step in the brand’s electrification strategy. This all-electric compact SUV is built on the X248 GLB platform, offering a unique combination of seven-passenger capability and zero-emission driving. Positioned as a premium offering within the GLB lineup, it caters to families and individuals seeking a versatile and environmentally conscious vehicle. The GLB 350 EQ distinguishes itself from internal combustion engine GLB models through its fully electric powertrain, advanced technology features, and focus on sustainable luxury.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | GLB |
| Generation | GLB (X248) |
| Type | GLB 350 (354 Hp) 4MATIC EQ Technology 7 Seat |
| Start of production | December, 2025 |
| Powertrain Architecture | BEV (Electric Vehicle) |
| Body type | SUV |
| Seats | 7 |
| Doors | 5 |
| Fuel Type | Electricity |
| Acceleration 0 – 100 km/h | 5.5 sec |
| Acceleration 0 – 62 mph | 5.5 sec |
| Acceleration 0 – 60 mph | 5.2 sec |
| Maximum speed | 210 km/h (130.49 mph) |
| Weight-to-power ratio | 6.2 kg/Hp, 160.5 Hp/tonne |
| Weight-to-torque ratio | 4.3 kg/Nm, 233.6 Nm/tonne |
| Net (usable) battery capacity | 85 kWh |
| Battery technology | Lithium nickel manganese cobalt oxides (Li-NMC) |
| Battery location | Below the floor |
| Recuperation output | 200 kW |
| All-electric range (WLTP) | 521-614 km (323.73 – 381.52 mi) |
| Average Energy consumption (WLTP) | 15.9-18.6 kWh/100 km (25.59 – 29.93 kWh/100 mi) |
| MPGe | 132 – 113 |
| km/kWh | 6.3 – 5.4 |
| mi/kWh | 3.9 – 3.3 |
| Electric motor 1 power | 272 Hp |
| Electric motor 1 Torque | 335 Nm (247.08 lb.-ft.) |
| Electric motor 1 location | Rear axle, Transverse |
| Electric motor 1 type | Synchronous |
| Electric motor 2 power | 109 Hp |
| Electric motor 2 location | Front axle, Transverse |
| Electric motor 2 type | Synchronous |
| System power | 354 Hp |
| System torque | 515 Nm (379.84 lb.-ft.) |
| Kerb Weight | 2205 kg (4861.19 lbs.) |
| Max. weight | 2780 kg (6128.85 lbs.) |
| Max load | 575 kg (1267.66 lbs.) |
| Trunk (boot) space – minimum | 480 l (16.95 cu. ft.) |
| Trunk (boot) space – maximum | 1605 l (56.68 cu. ft.) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Permitted trailer load with brakes (12%) | 2000 kg (4409.25 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 100 kg (220.46 lbs.) |
| Length | 4732 mm (186.3 in.) |
| Width | 1861 mm (73.27 in.) |
| Width including mirrors | 2029 mm (79.88 in.) |
| Height | 1687 mm (66.42 in.) |
| Wheelbase | 2889 mm (113.74 in.) |
| Drag coefficient (Cd) | 0.28 |
| Minimum turning circle | 11.84 m (38.85 ft.) |
| Drivetrain Architecture | One electric motor drives the front wheels, one electric motor drives the rear wheels. |
| Drive wheel | All wheel drive (4×4) |
| Number of gears | 2 gears, automatic transmission |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Independent multi-link spring suspension with stabilizer |
| Tires size (Front) | 215/60 R18; 235/50 R19; 235/45 R20 |
| Tires size (Rear) | 235/55 R18; 255/45 R19; 255/40 R20 |
| Wheel rims size (Front) | 7J x 18; 7.5J x 19; 8J x 20 |
| Wheel rims size (Rear) | 7.5J x 18; 9J x 19; 9J x 20 |
Powertrain & Engine Architecture
The GLB 350 EQ utilizes a dual-motor, all-wheel-drive (4MATIC) powertrain. A synchronous electric motor powers the front axle, delivering 109 horsepower, while a more powerful synchronous motor at the rear axle produces 272 horsepower. Combined, these motors generate a system output of 354 horsepower and 515 Nm (379.84 lb.-ft.) of torque. The powertrain is fed by an 85 kWh lithium-nickel-manganese-cobalt oxide (Li-NMC) battery pack positioned under the vehicle floor. This configuration lowers the center of gravity, enhancing stability. The vehicle employs a two-speed automatic transmission, optimizing efficiency and performance across a range of driving conditions. The recuperation system, capable of up to 200 kW, allows for significant energy recovery during deceleration, extending the vehicle’s range.
Driving Characteristics
The GLB 350 EQ offers brisk acceleration, achieving 0-60 mph in approximately 5.2 seconds and a limited top speed of 130.49 mph. The dual-motor setup provides instant torque, resulting in responsive performance. The two-speed transmission helps to maximize efficiency at highway speeds while providing strong acceleration in city driving. Compared to potential future higher-performance electric GLB variants, the 350 EQ strikes a balance between performance and range. The all-wheel-drive system ensures confident handling in various weather conditions. The low center of gravity contributes to a stable and planted feel during cornering.
Equipment & Trim Levels
The GLB 350 EQ 7-Seat comes standard with a comprehensive suite of features, including Mercedes-Benz’s MBUX infotainment system with a touchscreen display, advanced driver-assistance systems (ADAS) such as adaptive cruise control and lane-keeping assist, and premium interior materials. The seven-seat configuration provides flexibility for families. Optional extras include a panoramic sunroof, upgraded audio system, and various interior trim packages. Interior upholstery typically consists of high-quality synthetic leather or available genuine leather options. The dashboard features a modern design with integrated digital displays.
Chassis & Braking
The GLB 350 EQ utilizes an independent suspension system, featuring McPherson struts at the front and a multi-link setup at the rear, both incorporating coil springs and anti-roll bars. This configuration provides a comfortable ride while maintaining good handling characteristics. The braking system includes ABS (Anti-lock Braking System) and utilizes electric regenerative braking in conjunction with traditional friction brakes. Steering is provided by an electric power steering rack and pinion system, offering precise and responsive control. Tire sizes vary depending on the trim level, ranging from 215/60 R18 to 255/40 R20.
Market Reception & Comparison
The GLB 350 EQ has been generally well-received by automotive critics, praised for its spacious interior, comfortable ride, and impressive electric range. Its seven-seat configuration is a unique selling point in the compact electric SUV segment. Compared to other electric SUVs in its class, the GLB 350 EQ offers a competitive range and performance profile. Fuel economy, expressed as kWh per 100 km, ranges from 15.9 to 18.6, translating to 132-113 MPGe. Reliability data is still emerging given the vehicle’s recent introduction, but Mercedes-Benz’s reputation for build quality suggests a high level of dependability.
Legacy
The Mercedes-Benz GLB 350 4MATIC EQ Technology 7-Seat represents a pivotal moment in the brand’s transition to electric mobility. Its combination of practicality, luxury, and zero-emission driving positions it as a compelling option for environmentally conscious consumers. The long-term reliability of the powertrain remains to be seen, but the use of proven battery technology and robust electric motors suggests a durable and dependable system. In the used car market, the GLB 350 EQ is expected to hold its value well, particularly as demand for electric vehicles continues to grow.
