The Mercedes-Benz GLA 180d, produced from 2020 to 2023 as part of the H247 GLA generation, represents an entry-level offering within the compact luxury SUV segment. Positioned as a fuel-efficient and accessible option, the 180d utilized a diesel engine paired with a dual-clutch transmission (DCT) to deliver a balance of economy and practicality. This variant was primarily aimed at European markets where diesel engines remained popular, offering a lower cost of ownership compared to petrol alternatives. It served as the base model, with the GLA 200, 220d, and AMG variants offering increased performance and features.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | GLA |
| Generation | GLA (H247) |
| Type (Engine) | GLA 180d (116 Hp) DCT |
| Start of production | 2020 |
| End of production | 2023 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SUV |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (economy) – urban (NEDC) | 5.4-5.6 l/100 km (43.6 – 42 US mpg, 52.3 – 50.4 UK mpg, 18.5 – 17.9 km/l) |
| Fuel consumption (economy) – extra urban (NEDC) | 4.1-4.3 l/100 km (57.4 – 54.7 US mpg, 68.9 – 65.7 UK mpg, 24.4 – 23.3 km/l) |
| Fuel consumption (economy) – combined (NEDC) | 4.6-4.8 l/100 km (51.1 – 49 US mpg, 61.4 – 58.9 UK mpg, 21.7 – 20.8 km/l) |
| CO2 emissions (NEDC) | 120-126 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 10.8 sec |
| Acceleration 0 – 62 mph | 10.8 sec |
| Acceleration 0 – 60 mph | 10.3 sec |
| Maximum speed | 190 km/h (118.06 mph) |
| Emission standard | Euro 6d ISC FCM |
| Weight-to-power ratio | 13.3 kg/Hp, 75.3 Hp/tonne |
| Weight-to-torque ratio | 5.5 kg/Nm, 181.8 Nm/tonne |
| Power | 116 Hp |
| Power per litre | 59.5 Hp/l |
| Torque | 280 Nm @ 1300-2600 rpm (206.52 lb.-ft. @ 1300-2600 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | OM 654q |
| Engine displacement | 1950 cm3 (119 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Engine oil capacity | 6.8 l (7.19 US qt | 5.98 UK qt) |
| Kerb Weight | 1540 kg (3395.12 lbs.) |
| Max. weight | 2135 kg (4706.87 lbs.) |
| Max load | 595 kg (1311.75 lbs.) |
| Trunk (boot) space – minimum | 420 l (14.83 cu. ft.) |
| Trunk (boot) space – maximum | 1420 l (50.15 cu. ft.) |
| Fuel tank capacity | 43 l (11.36 US gal | 9.46 UK gal) |
| Permitted trailer load with brakes (12%) | 1600 kg (3527.4 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Length | 4410 mm (173.62 in.) |
| Width | 1834 mm (72.2 in.) |
| Width including mirrors | 2020 mm (79.53 in.) |
| Height | 1611 mm (63.43 in.) |
| Wheelbase | 2729 mm (107.44 in.) |
| Front track | 1605 mm (63.19 in.) |
| Rear (Back) track | 1606 mm (63.23 in.) |
| Front overhang | 905 mm (35.63 in.) |
| Rear overhang | 776 mm (30.55 in.) |
| Ride height (ground clearance) | 143 mm (5.63 in.) |
| Approach angle | 18.3° |
| Departure angle | 22.1° |
| Ramp-over (brakeover) angle | 14.4° |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | 8 gears, automatic transmission G DCT |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
Powertrain & Engine Architecture
The GLA 180d is powered by the OM 654q, a 1.95-liter inline-four cylinder diesel engine. This engine is part of Mercedes-Benz’s modular engine family, known for its efficiency and refinement. The OM654 utilizes a steel piston block with aluminum cylinder heads, contributing to a relatively lightweight construction. It employs a second-generation common rail direct injection system operating at pressures up to 2,700 bar, ensuring precise fuel delivery and optimized combustion. A single turbocharger with variable geometry turbine (VGT) provides boost, enhancing low-end torque. The engine also features an intercooler to reduce intake air temperature, further improving performance. The 8-speed dual-clutch transmission (DCT), designated G DCT, provides quick and smooth gear changes. This transmission is known for its efficiency and responsiveness, contributing to the overall driving experience. The DCT allows for both fully automatic operation and manual gear selection via steering wheel-mounted paddles.
Driving Characteristics
The GLA 180d with the DCT delivers a comfortable and refined driving experience, prioritizing fuel economy over outright performance. With 116 horsepower and 280 Nm (206 lb-ft) of torque, acceleration is adequate for everyday driving, achieving 0-60 mph in approximately 10.3 seconds. The DCT transmission contributes to smooth gear changes, and the engine provides sufficient torque for effortless cruising. Compared to higher-output GLA variants like the GLA 200 or GLA 220d, the 180d feels less responsive, particularly during overtaking maneuvers. The gear ratios are tuned for efficiency, meaning the engine may feel slightly strained when pushed hard. However, for urban commuting and highway driving, the 180d offers a relaxed and economical experience. The front-wheel-drive configuration provides predictable handling, although it lacks the all-wheel-drive capability of some other GLA models.
Equipment & Trim Levels
The GLA 180d typically came equipped with a respectable level of standard features. These included automatic climate control, a touchscreen infotainment system with Apple CarPlay and Android Auto compatibility, and a suite of safety features such as automatic emergency braking, lane keeping assist, and traffic sign recognition. Interior upholstery was typically Artico leatherette (synthetic leather), with options for genuine leather upgrades. Dashboard trim could be specified in various finishes, including aluminum and wood. Common optional extras included a panoramic sunroof, upgraded sound system, and parking assistance package. Trim levels varied slightly depending on the market, but generally followed a progressive structure, with higher trims adding more luxurious features and technology.
Chassis & Braking
The GLA 180d utilizes a MacPherson strut front suspension and a multi-link rear suspension, providing a comfortable ride and decent handling characteristics. Stabilizer bars are fitted to both axles to reduce body roll during cornering. The braking system consists of ventilated discs at the front and solid discs at the rear. Anti-lock Braking System (ABS) and Electronic Stability Program (ESP) are standard features, enhancing safety and control. The suspension tuning is geared towards comfort, prioritizing ride quality over sporty handling. The relatively low curb weight of around 1540 kg (3395 lbs) contributes to manageable braking distances and overall agility.
Market Reception & Comparison
The GLA 180d was generally well-received by critics as a practical and economical entry point into the luxury compact SUV segment. Its fuel efficiency was a major selling point, particularly in Europe where diesel fuel was often cheaper than gasoline. However, some reviewers noted that the engine lacked the punch of higher-output variants. Compared to the GLA 200, the 180d offered lower running costs but sacrificed performance. Against competitors like the Audi Q3 and BMW X1, the GLA 180d held its own in terms of fuel economy and features, but some rivals offered a more engaging driving experience. Reliability reports have been generally positive, with the OM 654 engine proving to be a robust and dependable unit.
Legacy
The GLA 180d, particularly those produced between 2020 and 2023, are becoming increasingly popular on the used car market. Their fuel efficiency, combined with the Mercedes-Benz brand reputation, makes them an attractive option for buyers seeking a practical and economical SUV. The OM 654 engine is known for its longevity, and with proper maintenance, these vehicles are expected to provide many years of reliable service. The DCT transmission, while generally reliable, may require occasional servicing to ensure smooth operation. Overall, the GLA 180d represents a well-rounded and dependable choice in the compact luxury SUV segment.
