Audi A3 Sportback vs Vauxhall Astra

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

A3 Sportback compared with Astra
AudiA3 SportbackVauxhallAstra
Overview
ReleasedMay 2020November 2021
Performance
PowertrainPetrol, Mild hybrid, Diesel, Plug-in hybridPetrol, Hybrid, Plug-in hybrid, Electric
Power114–395 bhp (better)129–193 bhp
0–62 mph3.8–9.9 s (better)7.6–9.7 s
Top speed127–174 mph (better)105–140 mph
Engine or motors1.5-litre four-cylinder TFSI (116 or 150 PS; 48V mild hybrid with S tronic), 2.0-litre TDI diesel (150 PS), 1.5 TFSI e-hybrid plug-in hybrid (204 PS system output), 2.0-litre TFSI (333 PS, S3), 2.5-litre five-cylinder TFSI (400 PS, RS 3); bhp converted from Audi's PS figures1.2-litre three-cylinder turbo petrol, 130PS (96 kW); Hybrid: 1.2 turbo with 48V battery and a 21 kW (28hp) electric motor in the gearbox, 145PS (107 kW); Plug-in Hybrid: 1.6-litre four-cylinder turbo petrol, 150PS (110 kW), with a 92 kW (125PS) electric motor, 144 kW (195PS) combined; Electric: 115 kW (156PS); bhp converted from Vauxhall's kW figures
Torque220 Nm (116 PS), 250 Nm (150 PS TFSI), 360 Nm (TDI), 350 Nm system (e-hybrid), 420 Nm (S3), 500 Nm (RS 3)230 Nm (1.2 petrol and Hybrid), 360 Nm combined (Plug-in Hybrid), 270 Nm (Electric)
Gearbox6-speed manual or 7-speed S tronic; 6-speed S tronic on e-hybrid6-speed manual or 8-speed automatic (130PS), 6-speed e-DCT6 dual-clutch automatic (Hybrid), 7-speed electrified automatic (Plug-in Hybrid), single-speed (Electric)
DriveFront-wheel drive; quattro four-wheel drive on S3 and RS 3Front-wheel drive
Range and charging
Zero-emission range (WLTP)87 miles52–281 miles (better)
Battery19.7 kWh14–55.4 kWh (better)
Fastest charging50 kW100 kW (better)
Economy (WLTP)30.1–256.8 mpg (better)48.7–122.8 mpg
Range detaile-hybrid WLTP electric range: up to 87 miles combined, depending on trimWLTP: Astra Electric 280–281 miles depending on trim (preliminary); Plug-in Hybrid equivalent all-electric range up to 52 miles. Electric battery 55.4 kWh usable, 58.3 kWh total; Plug-in Hybrid battery 14 kWh usable (Opel), 17.2 kWh total (Vauxhall)
Charginge-hybrid has a 19.7 kWh net (25.7 kWh gross) battery; Audi UK lists 11 kW AC and 50 kW DC (10–80% in 26 minutes). Its UK battery table labels 25.7 kWh as net, contrary to Audi's technical sheet and press release.Electric: 100 kW DC, 20–80% in 32 minutes; 11 kW three-phase AC on-board charger, 20–80% in 3 h 20 min; vehicle-to-load. Plug-in Hybrid: 3.7 kW AC on-board charger as standard (20–80% in 4 h 6 min), optional 7.4 kW (2 h 53 min)
EfficiencyWLTP combined: 47.2–50.6 mpg (116 PS manual), 50.0–53.7 mpg (116 PS S tronic), 46.8–50.2 mpg (150 PS manual), 50.3–53.9 mpg (150 PS S tronic), 56.9–58.2 mpg (TDI), 217.3–256.8 mpg (e-hybrid); depends on trimWLTP combined: 49.6–50.4 mpg (130PS manual), 47.9–48.7 mpg (130PS automatic), 57.6–58.9 mpg (Hybrid), 122.8 mpg (Plug-in Hybrid); 19.5–20.1 kWh/100 km (Plug-in Hybrid), 14.8–15.2 kWh/100 km (Electric)
CO2 emissions119–138 g/km (TFSI), 127–130 g/km (TDI), WLTP combined127–134 g/km (130PS), 108–112 g/km (Hybrid), 49–52 g/km (Plug-in Hybrid), 0 g/km (Electric), WLTP
Practicality
BodyHatchbackHatchback
Seats55
Boot380 litres–
Length4,352 mm4,374 mm
Width1,816 mm–
WeightFrom 1,345 kg–
Boot380 litres, 1,200 litres with the rear seats folded; 280/1,100 litres (e-hybrid), 325/1,145 litres (S3), 282/1,104 litres (RS 3)422 litres below the cover, 1,339 litres with the rear seats folded (petrol and Hybrid); 310 and 1,236 litres (Plug-in Hybrid); 352 and 1,268 litres (Electric); ECIE method
TowingUp to 1,300 kg braked (116 PS), 1,500 kg (150 PS), 1,600 kg (TDI)1,250 kg braked (130PS manual), 1,400 kg factory-fit or 1,200 kg retailer-fit (130PS automatic), 1,150 kg (Hybrid), 1,380 kg (Plug-in Hybrid); 600–680 kg unbraked; Electric not approved for towing
Size4,352 mm long, 1,816 mm wide, 1,441 mm high (RS 3 4,381 x 1,851 mm); weight is Audi UK's unladen figure, 1,345 kg (116 PS manual) to 1,655 kg (e-hybrid)4,374 mm long, 2,062 mm wide with mirrors, 1,441 mm high; 2,675 mm wheelbase; 10.51 m turning circle; kerb weight including a 75 kg driver 1,371 kg (130PS automatic), 1,454 kg (Hybrid), 1,682 kg (Plug-in Hybrid), 1,733 kg (Electric); 52-litre fuel tank (42 litres Plug-in Hybrid)
Tech and safety
Infotainment12.8-inch MMI touch display and 11.9-inch Audi virtual cockpit plus in a curved panel on the 2026 update; MMI navigation from Sport trim10-inch touchscreen and 10-inch digital instrument cluster; wireless Apple CarPlay and Android Auto
Driver assistanceRear-view camera with parking system plus; matrix LED headlights and head-up display optional–
Safety ratingEuro NCAP 5 stars (2025 reassessment); adult occupant 86%, child occupant 81%, vulnerable road users 76%, safety assist 74%–
WarrantyHigh-voltage battery 8 years or 100,000 miles (e-hybrid)3 years (first year unlimited mileage, then 60,000 miles); battery 8 years or 100,000 miles (70% capacity)

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