The Mercedes-Benz GLE 400e 4MATIC, introduced with the facelift of the V167 generation in 2023, represents a significant step in the brand’s push towards electrification. This plug-in hybrid SUV combines a 2.0-liter turbocharged inline-four cylinder gasoline engine with an electric motor, delivering a combined system output of 381 horsepower. Positioned as a mid-to-high range offering within the GLE lineup, the 400e caters to buyers seeking a blend of luxury, performance, and improved fuel efficiency. It builds upon the established GLE platform, known for its spacious interior and comfortable ride, while adding the benefits of electric driving.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | GLE |
| Generation | GLE SUV (V167, facelift 2023) |
| Type | GLE 400e (381 Hp) Plug-in Hybrid 4MATIC 9G-TRONIC |
| Start of production | 2023 |
| Powertrain Architecture | PHEV (Plug-in Hybrid Electric Vehicle) |
| Body type | SUV |
| Seats | 5 |
| Doors | 5 |
| Combined fuel consumption (WLTP) | 1-1.1 l/100 km (235.2 – 213.8 US mpg, 282.5 – 256.8 UK mpg, 100 – 90.9 km/l) |
| CO2 emissions (WLTP) | 19-25 g/km |
| Fuel Type | Petrol / electricity |
| Acceleration 0 – 100 km/h | 6.1 sec |
| Acceleration 0 – 62 mph | 6.1 sec |
| Acceleration 0 – 60 mph | 5.8 sec |
| Maximum speed | 210 km/h (130.49 mph) |
| Emission standard | Euro 6d-ISC-FCM |
| Weight-to-power ratio | 6.7 kg/Hp, 148.2 Hp/tonne |
| Weight-to-torque ratio | 4.3 kg/Nm, 233.5 Nm/tonne |
| Gross battery capacity | 31.2 kWh |
| Net (usable) battery capacity | 23.3 kWh |
| Battery technology | Lithium-ion (Li-Ion) |
| Battery location | Under the trunk |
| All-electric range (WLTP) | 92-105 km (57.17 – 65.24 mi) |
| Electric motor power | 136 Hp |
| Electric motor Torque | 440 Nm (324.53 lb.-ft.) |
| Electric motor location | Between the combustion engine and the transmission |
| Electric motor type | Synchronous |
| System power | 381 Hp |
| System torque | 600 Nm (442.54 lb.-ft.) |
| Power | 252 Hp @ 5800 rpm |
| Torque | 400 Nm @ 2000-3200 rpm (295.02 lb.-ft. @ 2000-3200 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | M 254 |
| Engine displacement | 1999 cm3 (121.99 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Compression ratio | 10:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Twin-scroll turbo, Intercooler |
| Valvetrain | DOHC, CAMTRONIC |
| Engine oil capacity | 6 l (6.34 US qt | 5.28 UK qt) |
| Kerb Weight | 2570 kg (5665.88 lbs.) |
| Max. weight | 3010 kg (6635.91 lbs.) |
| Max load | 440 kg (970.03 lbs.) |
| Trunk (boot) space – minimum | 490 l (17.3 cu. ft.) |
| Trunk (boot) space – maximum | 1915 l (67.63 cu. ft.) |
| Fuel tank capacity | 65 l (17.17 US gal | 14.3 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load with brakes (12%) | 2700 kg (5952.48 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 108 kg (238.1 lbs.) |
| Length | 4924 mm (193.86 in.) |
| Width | 2010 mm (79.13 in.) |
| Width including mirrors | 2157 mm (84.92 in.) |
| Height | 1797 mm (70.75 in.) |
| Wheelbase | 2995 mm (117.91 in.) |
| Front track | 1680 mm (66.14 in.) |
| Rear (Back) track | 1726 mm (67.95 in.) |
| Front overhang | 925 mm (36.42 in.) |
| Rear overhang | 1004 mm (39.53 in.) |
| Ride height (ground clearance) | 205 mm (8.07 in.) |
| Minimum turning circle (turning diameter) | 12.02 m (39.44 ft.) |
| Front suspension | Double wishbone, Transverse stabilizer, Air Suspension – Optional |
| Rear suspension | Independent multi-link suspension, Transverse stabilizer, Air Suspension – Optional |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Number of gears and type of gearbox | 9 gears, automatic transmission G-TRONIC |
Powertrain & Engine Architecture
At the heart of the GLE 400e lies the M 254 2.0-liter inline-four cylinder engine. This engine utilizes direct fuel injection and a twin-scroll turbocharger to produce 252 horsepower and 295 lb-ft of torque. The engine incorporates Mercedes-Benz’s CAMTRONIC variable valve timing system for optimized efficiency and performance. The electric motor, a synchronous unit, is positioned between the engine and the 9G-TRONIC nine-speed automatic transmission. It contributes an additional 136 horsepower and 324 lb-ft of torque. The combined system output of 381 horsepower and 442 lb-ft of torque allows for brisk acceleration. The 23.3 kWh usable battery capacity provides a substantial all-electric range of 57 to 65 miles (WLTP), enabling many daily commutes to be completed without using the gasoline engine. The battery is located under the trunk floor, impacting cargo space slightly.
Driving Characteristics
The GLE 400e offers a refined driving experience. In electric mode, the SUV operates silently and smoothly, providing instant torque for quick acceleration. When the gasoline engine engages, the transition is seamless. The 9G-TRONIC transmission provides smooth and responsive gear changes, contributing to a comfortable ride. While not as overtly sporty as some of the higher-performance GLE variants, the 400e delivers ample power for highway merging and overtaking. The all-wheel-drive system (4MATIC) ensures confident handling in various weather conditions. The weight of the battery pack does add some mass, but the combined power output mitigates any noticeable performance deficit compared to the GLE 350.
Equipment & Trim Levels
The GLE 400e typically comes well-equipped with standard features such as Mercedes-Benz User Experience (MBUX) infotainment system, leather upholstery, heated front seats, and a panoramic sunroof. Optional extras include advanced driver-assistance systems like adaptive cruise control, lane-keeping assist, and a premium Burmester sound system. Interior trim options range from aluminum to wood, allowing for personalization. The standard dashboard configuration features a dual-screen display, showcasing the infotainment system and digital instrument cluster.
Chassis & Braking
The GLE 400e utilizes a double-wishbone front suspension and an independent multi-link rear suspension. Air suspension is available as an option, further enhancing ride comfort and providing adjustable ride height. Ventilated disc brakes are standard on all four wheels, providing ample stopping power. Anti-lock braking system (ABS) and electronic stability control are standard safety features. The suspension is tuned to balance comfort and handling, accommodating the added weight of the battery pack.
Market Reception & Comparison
The GLE 400e was generally well-received by automotive critics, who praised its fuel efficiency, smooth ride, and quiet operation in electric mode. Compared to the standard GLE 350, the 400e offers significantly improved fuel economy and the ability to drive in zero-emission mode. However, it comes at a higher price point. Compared to the GLE 450, the 400e offers similar overall performance but prioritizes efficiency over outright power. Reliability reports have been generally positive, with the hybrid system proving to be relatively robust.
Legacy
The Mercedes-Benz GLE 400e represents an important step in the brand’s transition to electric mobility. The powertrain, while superseded by newer hybrid technologies, remains a capable and efficient option. On the used car market, the GLE 400e holds its value relatively well, appealing to buyers seeking a luxury SUV with plug-in hybrid capabilities. The long-term reliability of the hybrid components appears to be good, making it a viable option for those considering a used plug-in hybrid SUV.
