Audi S1 Sportback quattro test drive video

Back in the 1980s an Audi S1 garnered a legendary reputation -- it was the car that would see the brand dominate the World Rally Championship in its day. Now the abbreviation is coming back -- but this time as a road-going version: the Audi S1 and the S1 Sportback constitute the new flagship models in the compact A1 model line, adding an entry-level version to the Audi S model portfolio.

The 2.0 TFSI fitted with a turbocharger develops 170 kW (231 hp) and produces up to 370 Nm (272.90 lb-ft) of torque. The two-liter engine accelerates the Audi S1 and the S1 Sportback from 0 to 100 km/h (62.14 mph) in 5.8 and 5.9 seconds respectively. The top speed is 250 km/h (155.34 mph). On average the sporty, sonorous TFSI consumes just 7.0 (33.60 US mpg) or 7.1 (33.13 US mpg) liters of fuel per 100 kilometers (162 and 166 grams CO2 per kilometer [260.71 g/mile / 267.15 g/mile]) respectively.

Like all Audi S models, the S1 and the S1 Sportback also come with quattro permanent all-wheel drive onboard. At its heart is a hydraulic multi-plate clutch located on the rear axle. Its specifically tuned control software boasts a decidedly dynamic setup. The electronic differential lock with the fine-tuned wheel-selective torque control is a function of the Electronic Stabilization Control (ESC). It features two-stage deactivation and supplements the work of the multi-plate clutch with additional finely metered braking intervention on the inside wheels -- the interaction of both systems makes for extremely agile, precise and stable handling.

The suspension on the two compact sport models has been extensively revamped. The electromechanical power steering has been developed. Modified pivot bearings on the front axle enhance spontaneity when turning. At the rear a four-link design replaces the compound link rear suspension used on the A1 models. The setup is sporty and firm; the Audi drive select dynamic handling system comes with a range of settings to vary the response of the engine, automatic air conditioning and the likewise standard variable shock absorbers.

A larger brake master cylinder as well as large brake discs -- front 310 millimeters (12.20 in) in diameter -- ensure excellent deceleration. Red brake calipers with S1 logo can be ordered as an option. The two sporty compact models are supplied ex factory with 17-inch wheels with 215/40 R17 tires; Audi offers 18-inch wheels with 225/35 R18 tires as an option.

The price of the Audi S1 and the S1 Sportback, which will be available at dealers in Germany in the second quarter of 2014, will be €29,950 and €30,800 respectively.

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