The Citroën C5 X 1.2 (136 hp) Mild Hybrid e-DSC is a crossover vehicle produced by the French manufacturer Citroën between April 2024 and March 2025. Positioned as an entry-level offering within the C5 X range, it combines a gasoline engine with a mild hybrid system to offer improved fuel efficiency. The C5 X itself represents Citroën’s attempt to blend the comfort of a traditional saloon with the practicality of an estate car and the elevated driving position of an SUV. This particular variant, with its 1.2-liter engine and automatic transmission, aimed to provide a balance between affordability and usability for European buyers.
Technical Specifications
| Brand | Citroën |
| Model | C5 X |
| Generation | C5 X |
| Type (Engine) | 1.2 (136 Hp) Mild Hybrid e-DSC |
| Start of production | April, 2024 |
| End of production | March, 2025 |
| Powertrain Architecture | MHEV (Mild Hybrid Electric Vehicle) |
| Body type | Station wagon (estate), Crossover |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption at Low speed (WLTP) | 4.6 l/100 km (51.1 US mpg, 61.4 UK mpg, 21.7 km/l) |
| Fuel consumption at Medium speed (WLTP) | 4.9 l/100 km (48 US mpg, 57.6 UK mpg, 20.4 km/l) |
| Fuel consumption at high speed (WLTP) | 4.6 l/100 km (51.1 US mpg, 61.4 UK mpg, 21.7 km/l) |
| Fuel consumption at very high speed (WLTP) | 6 l/100 km (39.2 US mpg, 47.1 UK mpg, 16.7 km/l) |
| Combined fuel consumption (WLTP) | 5.1 l/100 km (46.1 US mpg, 55.4 UK mpg, 19.6 km/l) |
| CO2 emissions (WLTP) | 116-117 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 10.4 sec |
| Acceleration 0 – 62 mph | 10.4 sec |
| Acceleration 0 – 60 mph | 9.9 sec |
| Maximum speed | 211 km/h (131.11 mph) |
| Emission standard | Euro 6e |
| Weight-to-power ratio | 11.1 kg/Hp, 89.7 Hp/tonne |
| Weight-to-torque ratio | 6.6 kg/Nm, 151.7 Nm/tonne |
| Gross battery capacity | 0.89 kWh |
| Battery voltage | 48 V |
| Battery technology | Lithium-ion (Li-Ion) |
| Power | 136 Hp @ 5500 rpm |
| Torque | 230 Nm @ 1750 rpm (169.64 lb.-ft. @ 1750 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | HN09 |
| Engine displacement | 1199 cm3 (73.17 cu. in.) |
| Number of cylinders | 3 |
| Engine configuration | Inline |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Turbocharger, Intercooler |
| Engine oil capacity | 3.5 l (3.7 US qt | 3.08 UK qt) |
| Kerb Weight | 1516-1576 kg (3342.21 – 3474.49 lbs.) |
| Max. weight | 1990 kg (4387.2 lbs.) |
| Max load | 414-474 kg (912.71 – 1044.99 lbs.) |
| Trunk (boot) space – minimum | 545 l (19.25 cu. ft.) |
| Fuel tank capacity | 52 l (13.74 US gal | 11.44 UK gal) |
| Max. roof load | 85 kg (187.39 lbs.) |
| Permitted trailer load with brakes (12%) | 1310 kg (2888.06 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 70 kg (154.32 lbs.) |
| Length | 4805 mm (189.17 in.) |
| Width | 1815 mm (71.46 in.) |
| Width with mirrors folded | 1859 mm (73.19 in.) |
| Width including mirrors | 2062 mm (81.18 in.) |
| Height | 1485 mm (58.46 in.) |
| Wheelbase | 2785 mm (109.65 in.) |
| Front track | 1595 mm (62.8 in.) |
| Rear (Back) track | 1600 mm (62.99 in.) |
| Front overhang | 985 mm (38.78 in.) |
| Rear overhang | 1035 mm (40.75 in.) |
| Drivetrain Architecture | ICE and electric motor drive the front wheels |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | 6 gears, automatic transmission e-DSC |
| 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 | 205/55 R19 97V |
| Wheel rims size | 19 |
Powertrain & Engine Architecture
The C5 X 1.2 Mild Hybrid e-DSC utilizes Citroën’s HN09 engine, a 1.2-liter turbocharged three-cylinder gasoline engine. This engine is part of the PureTech family and features direct fuel injection and variable valve timing. The turbocharger and intercooler help to boost power output despite the relatively small displacement. The ‘e-DSC’ designation indicates the inclusion of a 48-volt mild hybrid system. This system comprises a small electric motor and a lithium-ion battery (0.89 kWh) that assists the engine during acceleration and allows for regenerative braking, capturing energy normally lost during deceleration. The mild hybrid system doesn’t provide full electric drive capability but contributes to improved fuel economy and reduced emissions. The engine is paired with an Aisin-sourced six-speed automatic transmission, specifically tuned for smooth operation and efficiency. This transmission features the e-DSC functionality, allowing for optimized gear changes and engine control in conjunction with the mild hybrid system.
Driving Characteristics
The 136 hp output and 230 Nm (169.64 lb-ft) of torque provide adequate, though not exhilarating, performance. Acceleration from 0-60 mph takes approximately 9.9 seconds, and the top speed is 211 km/h (131.11 mph). The automatic transmission is programmed for comfort, with smooth gear changes and a focus on fuel efficiency. Compared to higher-powered versions of the C5 X, such as those equipped with the 1.6-liter engine, this variant feels less responsive, particularly during overtaking maneuvers. However, the mild hybrid system provides a noticeable boost during initial acceleration, mitigating some of the performance deficit. The gear ratios are optimized for cruising, making it a comfortable long-distance vehicle. The suspension, tuned for comfort, contributes to a smooth ride, absorbing bumps and imperfections in the road surface effectively.
Equipment & Trim Levels
The C5 X 1.2 Mild Hybrid e-DSC typically came equipped with a generous level of standard equipment. This included features such as a touchscreen infotainment system with Apple CarPlay and Android Auto compatibility, automatic climate control, rear parking sensors, and a suite of safety features including automatic emergency braking and lane departure warning. Interior upholstery was typically cloth, with options for leather upgrades. Higher trim levels offered additional features such as a panoramic sunroof, advanced driver-assistance systems (adaptive cruise control, blind-spot monitoring), and premium audio systems. The dashboard layout is modern and minimalist, with a focus on ease of use.
Chassis & Braking
The C5 X utilizes a front-wheel-drive platform with a MacPherson strut front suspension and a multi-link rear suspension. This setup provides a good balance between comfort and handling. The braking system consists of ventilated discs at the front and solid discs at the rear. ABS (Anti-lock Braking System) is standard, ensuring safe and controlled braking in various conditions. The steering is electric power-assisted, providing light and precise steering feel.
Market Reception & Comparison
The C5 X 1.2 Mild Hybrid e-DSC was generally well-received by critics for its comfortable ride, fuel efficiency, and stylish design. However, some reviewers noted that the engine could feel underpowered, particularly when fully loaded or driving uphill. Compared to other trims in the C5 X lineup, this variant offered the most affordable entry point, making it attractive to budget-conscious buyers. Its fuel economy of around 5.1 l/100 km (46.1 US mpg) was competitive with other vehicles in its class. Reliability reports have been generally positive, with few major issues reported with the powertrain.
Legacy
The Citroën C5 X, while a relatively short-lived model, represents an interesting attempt to redefine the family car segment. The 1.2 Mild Hybrid e-DSC variant, as the entry-level option, provided a practical and efficient choice for buyers seeking a comfortable and stylish vehicle. On the used car market, these models are becoming increasingly available, offering a compelling value proposition for those seeking a unique and well-equipped crossover. The HN09 engine, while not known for its outright performance, has proven to be relatively reliable, and the mild hybrid system contributes to lower running costs. As with any used vehicle, a thorough inspection and maintenance history check are recommended before purchase.
