2018-2024 Proton X70 1.8 TGDI (184 Hp) AWD Automatic

The Proton X70 1.8 TGDI AWD Automatic, launched in 2018 and produced through August 2024, represents a significant milestone for Proton, Malaysia’s national automotive manufacturer. This model marked Proton’s entry into the competitive compact SUV segment, and the 1.8 TGDI AWD variant served as a flagship offering, positioned as a premium trim level within the X70 lineup. Built upon a front-wheel-drive based platform adapted for all-wheel drive, the X70 aimed to provide a blend of comfort, technology, and capability, appealing to families and individuals seeking a versatile vehicle. It was a key model in Proton’s efforts to modernize its product range and regain market share.

Technical Specifications

Brand Proton
Model X70
Generation X70
Type (Engine) 1.8 TGDI (184 Hp) AWD Automatic
Start of production 2018
End of production August, 2024
Powertrain Architecture Internal Combustion engine
Body type SUV
Seats 5
Doors 5
Fuel Type Petrol (Gasoline)
Weight-to-power ratio 9.4 kg/Hp, 106.7 Hp/tonne
Weight-to-torque ratio 6.1 kg/Nm, 165.2 Nm/tonne
Power 184 Hp @ 5500 rpm
Power per litre 102.3 Hp/l
Torque 285 Nm @ 1700-4400 rpm (210.21 lb.-ft. @ 1700-4400 rpm)
Engine layout Front, Transverse
Engine displacement 1799 cm3 (109.78 cu. in.)
Number of cylinders 4
Engine configuration Inline
Number of valves per cylinder 4
Fuel injection system Direct injection
Engine aspiration Turbocharger, Intercooler
Valvetrain DOHC
Kerb Weight 1725 kg (3802.97 lbs)
Fuel tank capacity 60 l (15.85 US gal | 13.2 UK gal)
Length 4519 mm (177.91 in)
Width 1831 mm (72.09 in)
Height 1694 mm (66.69 in)
Wheelbase 2670 mm (105.12 in)
Front track 1562 mm (61.5 in)
Rear (Back) track 1557 mm (61.3 in)
Minimum turning circle 11.0 m (36.09 ft)
Drive wheel All wheel drive (4×4)
Number of gears and type of gearbox 6 gears, automatic transmission
Front suspension Independent type McPherson
Rear suspension Independent multi-link spring suspension with stabilizer
Front brakes Ventilated discs
Rear brakes Disc
Assisting systems ABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Electric Steering
Tires size 225/60 R18
Wheel rims size 18

Powertrain & Engine Architecture

The heart of the X70 1.8 TGDI AWD is Proton’s 1.8-liter inline-four cylinder turbocharged gasoline engine. This engine, sourced from Mercedes-Benz during Proton’s partnership with Daimler AG, utilizes direct fuel injection and a twin-scroll turbocharger with an intercooler. The engine code is often associated with the M274 family, adapted for Proton’s specific requirements. The direct injection system allows for precise fuel delivery, optimizing combustion efficiency and power output. The DOHC (Double Overhead Camshaft) valvetrain, with four valves per cylinder, further enhances breathing and contributes to the engine’s responsiveness. The six-speed automatic transmission, sourced from Aisin, is specifically tuned to handle the engine’s torque output and provide smooth gear changes. This transmission features a torque converter and offers a balance between efficiency and driving comfort.

Driving Characteristics

The X70 1.8 TGDI AWD delivers a respectable driving experience, particularly considering its SUV stature. The 184 horsepower and 285 Nm (210 lb-ft) of torque provide adequate acceleration for everyday driving and highway cruising. The automatic transmission is generally smooth, although it can occasionally exhibit some hesitation during quick downshifts. The all-wheel-drive system enhances traction, particularly in inclement weather or on loose surfaces, providing a greater sense of stability and control. Compared to the lower-spec 1.5 TGDI variants, the 1.8 TGDI offers noticeably more power and a more confident feel, especially when fully loaded. However, it doesn’t possess the outright sportiness of some competitors. The gear ratios are optimized for fuel efficiency and comfortable cruising, rather than aggressive acceleration.

Equipment & Trim Levels

The 1.8 TGDI AWD variant of the Proton X70 typically came equipped with a generous array of standard features. These included leather upholstery, power-adjustable front seats, a large touchscreen infotainment system with smartphone connectivity (Apple CarPlay and Android Auto), a panoramic sunroof, automatic climate control, and a suite of active safety features such as ABS, Electronic Stability Control (ESC), and multiple airbags. Optional extras often included premium sound systems, advanced driver-assistance systems (ADAS) like adaptive cruise control and lane departure warning, and upgraded interior trim options. The interior design focused on providing a comfortable and spacious cabin, with a modern aesthetic and attention to detail.

Chassis & Braking

The X70 utilizes an independent McPherson strut suspension setup at the front and an independent multi-link suspension at the rear, providing a comfortable ride quality. A stabilizer bar is included on both axles to reduce body roll during cornering. The braking system consists of ventilated discs at the front and solid discs at the rear, providing adequate stopping power for the vehicle’s weight. The electric power steering offers a light and responsive feel, making it easy to maneuver in urban environments. The all-wheel-drive system adds to the vehicle’s stability and handling characteristics, particularly on slippery surfaces.

Market Reception & Comparison

The Proton X70 1.8 TGDI AWD was generally well-received by Malaysian consumers and automotive critics. It was praised for its spacious interior, comfortable ride, and comprehensive feature set. However, some critics noted that the engine, while adequate, wasn’t the most refined in its class. Fuel economy was considered average for a vehicle of its size and type. Compared to other SUVs in the Malaysian market, such as the Honda CR-V and Mazda CX-5, the X70 offered a compelling value proposition, particularly considering its standard equipment and all-wheel-drive capability. The 1.8 TGDI variant positioned itself as a step up from the more affordable 1.5 TGDI models, appealing to buyers seeking more performance and a more premium experience.

Legacy

The Proton X70 1.8 TGDI AWD played a crucial role in revitalizing the Proton brand and establishing it as a serious contender in the SUV segment. While production ended in August 2024, the model remains a popular choice in the used car market. The 1.8 TGDI engine, while sourced from Mercedes-Benz, has proven to be relatively reliable, with few widespread mechanical issues reported. Regular maintenance, including timely oil changes and adherence to the manufacturer’s service schedule, is essential for ensuring long-term reliability. The X70’s success paved the way for Proton to develop and launch subsequent SUV models, further solidifying its position in the Malaysian automotive landscape.

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