The Opel Astra K (facelift, introduced in August 2019 and produced through October 2021) 1.5d 105 hp variant represented an entry-level diesel option within the broader Astra K range. Positioned as a fuel-efficient and practical choice, it catered to buyers prioritizing economy over outright performance. This version of the Astra K, built on the GM’s Delta platform, aimed to provide a balance between affordability, comfort, and modern features in the competitive European compact hatchback segment. The facelift brought styling updates and technological enhancements to the K series, solidifying its position as a popular choice for families and commuters.
Technical Specifications
| Brand | Opel |
| Model | Astra |
| Generation | Astra K (facelift 2019) |
| Type (Engine) | 1.5d (105 Hp) |
| Start of production | August, 2019 |
| End of production | October, 2021 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 4.3-4.5 l/100 km (54.7 – 52.3 US mpg, 65.7 – 62.8 UK mpg, 23.3 – 22.2 km/l) |
| Fuel consumption (extra urban) | 3.2-3.4 l/100 km (73.5 – 69.2 US mpg, 88.3 – 83.1 UK mpg, 31.3 – 29.4 km/l) |
| Fuel consumption (combined) | 3.6-3.8 l/100 km (65.3 – 61.9 US mpg, 78.5 – 74.3 UK mpg, 27.8 – 26.3 km/l) |
| CO2 emissions | 95-100 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 10.6 sec |
| Acceleration 0 – 62 mph | 10.6 sec |
| Acceleration 0 – 60 mph | 10.1 sec |
| Maximum speed | 200 km/h (124.27 mph) |
| Emission standard | Euro 6d |
| Weight-to-power ratio | 12.3 kg/Hp, 81 Hp/tonne |
| Weight-to-torque ratio | 5 kg/Nm, 200.6 Nm/tonne |
| Power | 105 Hp @ 3250 rpm |
| Power per litre | 70.2 Hp/l |
| Torque | 260 Nm @ 1500-2500 rpm (191.77 lb.-ft. @ 1500-2500 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | F15DVC |
| Engine displacement | 1496 cm3 (91.29 cu. in.) |
| Number of cylinders | 3 |
| Engine configuration | Inline |
| Cylinder Bore | 84 mm (3.31 in.) |
| Piston Stroke | 90 mm (3.54 in.) |
| Compression ratio | 15.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Engine oil capacity | 4.25 l (4.49 US qt | 3.74 UK qt) |
| Coolant | 7 l (7.4 US qt | 6.16 UK qt) |
| Kerb Weight | 1296 kg (2857.19 lbs.) |
| Max. weight | 1880 kg (4144.69 lbs.) |
| Max load | 584 kg (1287.5 lbs.) |
| Trunk (boot) space – minimum | 370 l (13.07 cu. ft.) |
| Trunk (boot) space – maximum | 1210 l (42.73 cu. ft.) |
| Fuel tank capacity | 48 l (12.68 US gal | 10.56 UK gal) |
| AdBlue tank | 12.5 l (3.3 US gal | 2.75 UK gal) |
| Permitted trailer load with brakes (12%) | 1300 kg (2866.01 lbs.) |
| Permitted trailer load without brakes | 660 kg (1455.05 lbs.) |
| Length | 4370 mm (172.05 in.) |
| Width | 1809 mm (71.22 in.) |
| Width with mirrors folded | 1871 mm (73.66 in.) |
| Width including mirrors | 2042 mm (80.39 in.) |
| Height | 1485 mm (58.46 in.) |
| Wheelbase | 2662 mm (104.8 in.) |
| Front track | 1548 mm (60.94 in.) |
| Rear (Back) track | 1565 mm (61.61 in.) |
| Front overhang | 960 mm (37.8 in.) |
| Rear overhang | 748 mm (29.45 in.) |
| Drag coefficient (Cd) | 0.26 |
| Minimum turning circle (turning diameter) | 11.05 m (36.25 ft.) |
| 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 | 6 gears, manual transmission |
| Front brakes | Disc |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 195/65 R15; 205/65 R16; 225/45 R17 |
| Wheel rims size | 6.5J x 15; 6.5J x 16; 7J x 16; 7.5J x 17 |
Powertrain & Engine Architecture
The Astra K 1.5d 105 hp utilized the F15DVC engine, a 1.5-liter inline-three cylinder diesel engine. This engine is part of Opel’s ‘Small Diesel’ family, designed for efficiency and reduced emissions. It features a turbocharger with intercooling to boost power output, and a common-rail direct fuel injection system for precise fuel delivery. The engine’s 15.5:1 compression ratio is typical for modern diesel engines, contributing to thermal efficiency. The engine produces 260 Nm (191.77 lb.-ft.) of torque between 1500 and 2500 rpm, providing usable power for everyday driving. The engine paired with a 6-speed manual transmission, optimized for fuel economy and smooth gear changes. The manual transmission was the only option available for this specific engine configuration.
Driving Characteristics
The 105 hp 1.5d Astra K offered a practical and economical driving experience. Acceleration from 0-100 km/h (0-62 mph) took approximately 10.6 seconds, which is adequate for typical commuting and highway driving, but noticeably slower than higher-powered Astra K variants like the 1.6 Turbo petrol. The engine’s torque delivery provided sufficient pulling power for overtaking maneuvers, but required downshifting for quicker responses. The manual transmission allowed for driver control, but the gear ratios were tuned for fuel efficiency rather than sporty performance. Compared to the 1.0 Turbo petrol version, the 1.5d offered better fuel economy and more low-end torque, but lacked the petrol engine’s responsiveness.
Equipment & Trim Levels
The 1.5d 105 hp Astra K typically came equipped with a standard level of features, including air conditioning, power windows, central locking, and a basic audio system. Safety features such as ABS, ESP (Electronic Stability Program), and multiple airbags were standard. Higher trim levels, such as ‘Edition’ or ‘Sports Tourer’ (estate) versions, added features like alloy wheels, a touchscreen infotainment system, cruise control, and parking sensors. Interior upholstery was typically cloth, with options for upgraded materials on higher trims. Optional extras included navigation systems, heated seats, and advanced driver-assistance systems.
Chassis & Braking
The Astra K featured a MacPherson strut front suspension and a torsion beam rear suspension. This setup provided a good balance between ride comfort and handling. The 1.5d variant, being one of the lighter engine options, generally offered a more comfortable ride compared to models with heavier engines. Braking systems consisted of disc brakes on all four wheels, providing adequate stopping power. ABS (Anti-lock Braking System) was standard, enhancing braking performance and stability. The steering was an electric power-assisted rack and pinion system, offering precise and responsive steering feel.
Market Reception & Comparison
The Astra K 1.5d 105 hp was generally well-received by critics for its fuel efficiency and practicality. It was seen as a sensible choice for drivers prioritizing economy and low running costs. However, some reviewers noted that the engine lacked the refinement and performance of some of its competitors. Compared to other Astra K trims, such as the 1.6 Turbo petrol, the 1.5d offered significantly better fuel economy but less exciting performance. The 1.5d was often compared to similar diesel offerings from Volkswagen (Golf), Ford (Focus), and Peugeot (308), generally holding its own in terms of fuel economy and value for money.
Legacy
The Opel/Vauxhall Astra K 1.5d 105 hp has proven to be a relatively reliable powertrain in the used car market. The 1.5-liter diesel engine, while not known for being exceptionally powerful, is generally durable and capable of high mileage with proper maintenance. Common issues reported include diesel particulate filter (DPF) problems, particularly on vehicles primarily used for short journeys. However, with regular servicing and careful driving, the 1.5d Astra K remains a practical and economical choice for budget-conscious buyers. Its fuel efficiency and relatively low maintenance costs continue to make it a popular option in the used car market today.
