2015-2019 Vauxhall Astra Mk VII Sports Tourer 1.4 EcoTec (150 Hp) ecoFLEX Automatic start&stop

The Vauxhall Astra Mk VII Sports Tourer 1.4 EcoTec (150 hp) ecoFLEX Automatic start&stop, produced from 2015 to 2019, represents a significant offering within the seventh generation of the Astra series, specifically the station wagon (estate) body style. Positioned as a mid-range option, this variant aimed to balance fuel efficiency with reasonable performance, appealing to families and drivers seeking a practical and economical vehicle. It was part of the J platform, also known as the 1HX0/A3 platform, shared with other Opel/Vauxhall and Fiat models. The “ecoFLEX” designation highlights Vauxhall’s efforts to improve fuel economy through various technologies.

Technical Specifications

Brand Vauxhall
Model Astra
Generation Astra Mk VII Sports Tourer
Type (Engine) 1.4 EcoTec (150 Hp) ecoFLEX Automatic start&stop
Start of production 2015
End of production 2019
Powertrain Architecture Internal Combustion engine
Body type Station wagon (estate)
Seats 5
Doors 5
Fuel consumption (urban) 7.1 l/100 km (33.1 US mpg, 39.8 UK mpg, 14.1 km/l)
Fuel consumption (extra urban) 4.4 l/100 km (53.5 US mpg, 64.2 UK mpg, 22.7 km/l)
Fuel consumption (combined) 5.4 l/100 km (43.6 US mpg, 52.3 UK mpg, 18.5 km/l)
CO2 emissions 125 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 9.4 sec
Acceleration 0 – 62 mph 9.4 sec
Acceleration 0 – 60 mph 8.9 sec
Maximum speed 210 km/h (130.49 mph)
Emission standard Euro 6
Weight-to-power ratio 8.5 kg/Hp, 117.6 Hp/tonne
Weight-to-torque ratio 5.5 kg/Nm, 180.4 Nm/tonne
Power 150 Hp @ 5000-5600 rpm
Power per litre 107.2 Hp/l
Torque 230 Nm @ 2000-4000 rpm (169.64 lb.-ft. @ 2000-4000 rpm)
Engine layout Front, Transverse
Engine Model/Code B14XFT
Engine displacement 1399 cm3 (85.37 cu. in.)
Number of cylinders 4
Engine configuration Inline
Cylinder Bore 74 mm (2.91 in.)
Piston Stroke 81.3 mm (3.2 in.)
Compression ratio 10:1
Fuel injection system Direct injection
Engine aspiration Turbocharger, Intercooler
Engine oil capacity 4 l (4.23 US qt | 3.52 UK qt)
Coolant 5.1 l (5.39 US qt | 4.49 UK qt)
Kerb Weight 1275 kg (2810.89 lbs.)
Max. weight 1915 kg (4221.85 lbs.)
Max load 640 kg (1410.96 lbs.)
Trunk (boot) space – minimum 540 l (19.07 cu. ft.)
Trunk (boot) space – maximum 1630 l (57.56 cu. ft.)
Fuel tank capacity 48 l (12.68 US gal | 10.56 UK gal)
Max. roof load 75 kg (165.35 lbs.)
Permitted trailer load with brakes (12%) 750 kg (1653.47 lbs.)
Permitted trailer load without brakes 640 kg (1410.96 lbs.)
Length 4702 mm (185.12 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 1510 mm (59.45 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 1080 mm (42.52 in.)
Minimum turning circle 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, automatic transmission
Front brakes Disc
Rear brakes Disc
Assisting systems ABS (Anti-lock braking system)
Steering type Steering rack and pinion
Tires size 205/55 R16; 225/45 R17
Wheel rims size 6.5J x 16; 7.5J x 17

INTRODUCTION

The Vauxhall Astra Mk VII Sports Tourer 1.4 EcoTec (150 hp) ecoFLEX Automatic start&stop, launched in 2015, was a key variant in Vauxhall’s lineup. It built upon the success of the Mk VII Astra, offering the practicality of a station wagon with a focus on fuel efficiency. The “Sports Tourer” designation indicated the estate body style, providing increased cargo capacity compared to the hatchback. This particular engine and transmission combination was designed to appeal to buyers who prioritized comfort and ease of driving over outright performance, while still benefiting from the Astra’s modern features and technology.

Powertrain & Engine Architecture

At the heart of this Astra variant lies the B14XFT 1.4-liter turbocharged four-cylinder engine. This engine is part of Vauxhall’s EcoTec family, known for its direct injection and variable valve timing. The direct injection system, coupled with the turbocharger and intercooler, allows for a good balance of power and efficiency. The engine produces 150 horsepower at 5000-5600 rpm and 230 Nm (169.64 lb.-ft.) of torque between 2000 and 4000 rpm. The engine utilizes a timing chain, reducing the need for periodic replacement compared to timing belts. Paired with the engine is a six-speed automatic transmission. This transmission is a conventional torque converter automatic, offering smooth shifts but not the lightning-fast responsiveness of some dual-clutch transmissions. The Start/Stop system further enhances fuel economy by automatically shutting off the engine when the vehicle is stationary.

Driving Characteristics

The 1.4 EcoTec Automatic Sports Tourer delivers a comfortable and refined driving experience. Acceleration from 0-60 mph takes approximately 8.9 seconds, which is adequate for everyday driving but doesn’t offer particularly sporty performance. The automatic transmission is well-programmed, providing smooth gear changes, but can sometimes feel hesitant during quick overtaking maneuvers. The turbocharger provides a noticeable boost in power, but the engine doesn’t feel overly stressed when cruising at highway speeds. Compared to the more powerful Astra variants, such as those with larger engines, this version prioritizes fuel economy and ease of use over outright performance. The automatic transmission, while convenient, does slightly diminish the overall driving engagement compared to the available manual transmission options.

Equipment & Trim Levels

The 1.4 EcoTec Automatic typically came equipped with a reasonable level of standard features. These included air conditioning, electric front windows, a touchscreen infotainment system with Bluetooth connectivity, and alloy wheels. Higher trim levels, such as Tech Line or Energy, added features like parking sensors, a rearview camera, heated seats, and more advanced safety systems. Interior upholstery was typically cloth, with options for leather upgrades. Dashboard design was modern and functional, with a focus on ergonomics. Optional extras included a panoramic sunroof, navigation system, and adaptive cruise control.

Chassis & Braking

The Astra Mk VII Sports Tourer utilizes a MacPherson strut front suspension and a multi-link rear suspension, providing a good balance of ride comfort and handling. The suspension setup is tuned for comfort, absorbing bumps and imperfections in the road effectively. Braking duties are handled by disc brakes on all four wheels, providing adequate stopping power. Anti-lock Braking System (ABS) and Electronic Stability Control (ESC) are standard safety features. The weight distribution is fairly balanced, contributing to predictable handling characteristics. Stabilizer bars are fitted to both the front and rear axles to reduce body roll during cornering.

Market Reception & Comparison

The Astra Mk VII Sports Tourer 1.4 EcoTec Automatic was generally well-received by critics as a practical and economical family car. Its fuel economy figures of around 5.4 l/100 km (43.6 US mpg) were competitive within its class. Compared to the 1.6-liter petrol and 1.9-liter diesel variants, the 1.4 turbo offered a good compromise between performance and efficiency. The diesel models provided superior fuel economy but were generally more expensive to purchase and maintain. The 1.6-liter petrol offered lower running costs but lacked the punch of the turbocharged 1.4. Some reviewers noted that the automatic transmission could feel sluggish at times, and the engine could be a bit noisy under hard acceleration.

Legacy

The B14XFT engine, while generally reliable, has been known to exhibit occasional issues with the turbocharger and direct injection system. Regular maintenance, including oil changes and fuel system cleaning, is crucial for long-term reliability. The six-speed automatic transmission is also generally durable, but proper fluid changes are essential. In the used car market, the Astra Mk VII Sports Tourer 1.4 EcoTec Automatic represents a good value proposition, offering a practical and well-equipped estate car at an affordable price. Its fuel efficiency and comfortable ride make it a suitable choice for families and commuters alike. However, potential buyers should be aware of the potential for turbocharger and direct injection issues and ensure that the vehicle has been properly maintained.

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