The Opel Astra H Caravan (facelift, produced 2007-2010) 1.6 ECOTEC, generating 115 horsepower, represented a practical and fuel-efficient option within the Astra H range. Positioned as a mid-range offering, it catered to buyers prioritizing versatility and economy over outright performance. This variant was particularly popular in European markets where station wagons (known as ‘Caravans’ in Opel terminology) held a significant share of the family car segment. The facelift brought styling updates and minor mechanical revisions to the Astra H, enhancing its appeal against increasingly competitive rivals.
Technical Specifications
| Brand | Opel |
| Model | Astra |
| Generation | Astra H Caravan (facelift 2007) |
| Type (Engine) | 1.6 ECOTEC (115 Hp) |
| Start of production | 2007 |
| End of production | 2010 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 8.8-8.9 l/100 km (26.7 – 26.4 US mpg) |
| Fuel consumption (extra urban) | 5.3-5.4 l/100 km (44.4 – 43.6 US mpg) |
| Fuel consumption (combined) | 6.6-6.7 l/100 km (35.6 – 35.1 US mpg) |
| CO2 emissions | 158-159 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 12 sec |
| Acceleration 0 – 62 mph | 12 sec |
| Acceleration 0 – 60 mph | 11.4 sec |
| Maximum speed | 191 km/h (118.68 mph) |
| Emission standard | Euro 4 |
| Weight-to-power ratio | 10.8 kg/Hp |
| Weight-to-torque ratio | 8 kg/Nm |
| Power | 115 Hp @ 6000 rpm |
| Torque | 155 Nm @ 4000 rpm (114.32 lb.-ft. @ 4000 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | Z16XER |
| Engine displacement | 1598 cm3 (97.52 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 79 mm (3.11 in.) |
| Piston Stroke | 81.5 mm (3.21 in.) |
| Compression ratio | 10.8:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated |
| Valvetrain | DOHC |
| Engine oil capacity | 4.5 l (4.76 US qt | 3.96 UK qt) |
| Coolant capacity | 6.1 l (6.45 US qt | 5.37 UK qt) |
| Kerb Weight | 1240 kg (2733.73 lbs.) |
| Max. weight | 1840 kg (4056.51 lbs.) |
| Max load | 600 kg (1322.77 lbs.) |
| Trunk (boot) space – minimum | 500 l (17.66 cu. ft.) |
| Trunk (boot) space – maximum | 1590 l (56.15 cu. ft.) |
| Fuel tank capacity | 52 l (13.74 US gal | 11.44 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load (braked) | 1100 kg (2425.08 lbs.) |
| Permitted trailer load (unbraked) | 660 kg (1455.05 lbs.) |
| Length | 4515 mm (177.76 in.) |
| Width | 1753 mm (69.02 in.) |
| Width with mirrors folded | 1804 mm (71.02 in.) |
| Width including mirrors | 2033 mm (80.04 in.) |
| Height | 1500 mm (59.06 in.) |
| Wheelbase | 2703 mm (106.42 in.) |
| Front track | 1488 mm (58.58 in.) |
| Rear track | 1488 mm (58.58 in.) |
| Front overhang | 871 mm (34.29 in.) |
| Rear overhang | 941 mm (37.05 in.) |
| Turning circle | 11.5 m (37.73 ft.) |
| Drivetrain | Front wheel drive |
| Number of gears | 5 |
| Gearbox type | Manual transmission |
| Front suspension | Independent, McPherson with coil spring and anti-roll bar |
| Rear suspension | Torsion beam |
| Front brakes | Ventilated discs |
| Rear brakes | Discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric |
| Tires size | 195/65 R15; 205/55 R16; 225/45 R17; 225/40 R18 |
| Wheel rims size | 6.5J x 15; 6.5J x 16; 7J x 17; 7.5J x 18 |
INTRODUCTION
The Opel Astra H Caravan 1.6 ECOTEC (115 hp) was a key variant within the facelifted Astra H range (introduced in 2007). Built on the GM Delta platform (internally known as 1HX0 for the Caravan), this model aimed to provide a practical and affordable family vehicle. The facelift brought revised front and rear styling, updated interior trim, and minor improvements to the engine range. The 1.6 ECOTEC engine, coupled with a five-speed manual transmission, was positioned as a sensible choice for drivers prioritizing fuel efficiency and everyday usability over sporty performance. It sat below the more powerful 1.8L and 2.0L turbocharged options, and above the base 1.4L engine in the lineup.
Powertrain & Engine Architecture
The heart of this Astra variant is the Z16XER engine, a 1.6-liter inline-four cylinder petrol engine. This engine is a member of Opel’s ‘ECOTEC’ family, emphasizing fuel efficiency and reduced emissions. It features multi-port fuel injection and a double overhead camshaft (DOHC) valvetrain with four valves per cylinder. The Z16XER produces 115 horsepower at 6000 rpm and 155 Nm (114 lb-ft) of torque at 4000 rpm. The five-speed manual transmission was the standard offering, providing a relatively conventional gear ratio spread. The transmission’s gearing was optimized for fuel economy and smooth cruising, rather than rapid acceleration. The engine’s design prioritized reliability and ease of maintenance, utilizing readily available components.
Driving Characteristics
The 1.6 ECOTEC engine, while not particularly powerful, provided adequate performance for everyday driving. Acceleration from 0-100 km/h (0-62 mph) took around 12 seconds. The engine felt responsive enough for merging onto highways and overtaking slower traffic, but required downshifting for quicker bursts of speed. Compared to the more potent 1.8L or turbocharged variants, the 1.6L felt noticeably less energetic. However, the manual transmission allowed drivers to maintain control over the engine’s revs and extract the most from its available power. The gear ratios were spaced to prioritize fuel economy, resulting in a comfortable cruising experience at highway speeds. The suspension setup, tuned for comfort, provided a reasonably smooth ride, although it wasn’t as sporty as some of its rivals.
Equipment & Trim Levels
The Astra H Caravan 1.6 ECOTEC typically came equipped with a reasonable level of standard features. These included power windows, central locking, air conditioning, and an audio system with CD player. Higher trim levels, such as ‘Enjoy’ and ‘Cosmo’, added features like alloy wheels, climate control, cruise control, and upgraded interior trim. Interior upholstery was typically cloth, with options for upgraded materials on higher trims. Optional extras included a sunroof, parking sensors, and a navigation system. The dashboard layout was functional and user-friendly, with clear instrumentation and logically placed controls.
Chassis & Braking
The Astra H Caravan featured an independent McPherson strut suspension setup at the front, providing good handling and ride comfort. The rear suspension utilized a torsion beam, a cost-effective and space-saving design. Braking duties were handled by ventilated discs at the front and solid discs at the rear. Anti-lock Braking System (ABS) was standard, enhancing safety during emergency braking situations. The steering was rack and pinion with electric power assistance, providing a light and precise feel. The chassis was designed to balance comfort and handling, offering a stable and predictable driving experience.
Market Reception & Comparison
The Astra H Caravan 1.6 ECOTEC was generally well-received by critics as a practical and affordable family car. It was praised for its fuel efficiency, spacious interior, and comfortable ride. However, some reviewers noted that the engine lacked outright power, particularly when fully loaded. Compared to the 1.8L and turbocharged variants, the 1.6L offered lower running costs but compromised on performance. The 1.6L was often seen as a good choice for drivers who primarily used their cars for commuting and family duties, while the more powerful engines appealed to those who prioritized driving enjoyment. Fuel economy figures of around 6.6-6.7 l/100km (35.6-35.1 US mpg) were competitive for its class.
Legacy
The Opel/Vauxhall Astra H Caravan 1.6 ECOTEC has proven to be a relatively reliable vehicle, with the Z16XER engine generally considered durable. Common issues include occasional problems with the cooling system and sensors, but these are typically inexpensive to repair. In the used car market, these Astras represent a good value proposition, offering a practical and affordable option for buyers seeking a spacious and fuel-efficient estate car. While not a performance icon, the 1.6 ECOTEC variant remains a popular choice for those prioritizing practicality and economy over outright speed.


