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2018 Audi A3 / S3 / RS3 Specs - Exterior and Interior Dimensions
| Body | 4dr Hatch | 2dr Hatch | 2dr Convertible | 4dr Sedan |
| Wheelbase | 2,629 mm | 0 mm | 2,596 mm | 2,637 mm |
| Length | 4,313 mm | 0 mm | 4,455 mm | 4,455 mm |
| Width | 1,786 mm | 0 mm | 1,783 mm | 1,796 mm |
| Height | 1,425 mm | 0 mm | 1,410 mm | 1,415 mm |
| Curb Weight | 1,640 kg | 0 kg | 1,555 kg | 1,450 kg |
| Fuel Capacity | 40 L | 0 L | 50 L | 50 L |
| Headroom, Row 1 | 937 mm | 0 mm | 950 mm | 927 mm |
| Shoulder Room, Row 1 | 1,392 mm | 0 mm | 1,392 mm | 1,392 mm |
| Legroom, Row 1 | 1,046 mm | 0 mm | 1,046 mm | 1,046 mm |
| Headroom, Row 2 | 953 mm | 0 mm | 922 mm | 917 mm |
| Shoulder Room, Row 2 | 1,344 mm | 0 mm | 1,161 mm | 1,346 mm |
| Legroom, Row 2 | 899 mm | 0 mm | 810 mm | 892 mm |
| Total Legroom | 1,946 mm (over 2 rows) | 0 mm (over 1 row) | 1,857 mm (over 2 rows) | 1,938 mm (over 2 rows) |
| Cargo Volume, Minimum | 280 L | 0 L | 201 L | 348 L |
| Cargo Volume, Maximum | 1,119 L | 0 L | 280 L | 348 L |
What Our Members Are Saying about the Seat Room and Comfort of the 2018 Audi A3 / S3 / RS3
None of our members have yet commented on the seat room and comfort of the 2018 Audi A3 / S3 / RS3.
2018 Audi A3 / S3 / RS3 4-door Hatch Specs - Powertrains and Tire Sizes
| Trim | A3 e-tron |
| Standard Engine | turbocharged 1.4L I4 Plug-in Hybrid DOHC-4v 150 hp@5000 184 lb-ft@1600 |
| Standard Transmission | 6-speed automated manual |
| Standard Drivetrain | FWD |
| Standard Tires | 225/45HR17 tires |
| Optional Tires | 225/40HR18 tires |
2018 Audi A3 / S3 / RS3 2-door Convertible Specs - Powertrains and Tire Sizes
| Trim | A3 2.0 TFSI |
| Standard Engine | turbocharged 2.0L I4 DOHC-4v 186 hp@4500 221 lb-ft@1600 |
| Optional Engine(s) | turbocharged 2.0L I4 DOHC-4v 220 hp@4500 258 lb-ft@1600 |
| Standard Transmission | 7-speed automated manual |
| Optional Transmission(s) | 6-speed automated manual |
| Standard Drivetrain | FWD |
| Optional Drivetrain(s) | AWD |
| Standard Tires | 225/45HR17 tires |
| Optional Tires | 225/40HR18 tires |
| 235/35YR19 tires |
2018 Audi A3 / S3 / RS3 4-door Sedan Specs - Powertrains and Tire Sizes
| Trim | A3 2.0 TFSI | S3 | RS 3 |
| Standard Engine | turbocharged 2.0L I4 DOHC-4v 186 hp@4500 221 lb-ft@1600 | turbocharged 2.0L I4 DOHC-4v 292 hp@5400 280 lb-ft@1900 | turbocharged 2.5L I5 DOHC-4v 400 hp@5850 354 lb-ft@1700 |
| Optional Engine(s) | turbocharged 2.0L I4 DOHC-4v 220 hp@4500 258 lb-ft@1600 | ||
| Standard Transmission | 7-speed automated manual | 7-speed automated manual | 7-speed automated manual |
| Optional Transmission(s) | 6-speed automated manual | ||
| Standard Drivetrain | FWD | AWD | AWD |
| Optional Drivetrain(s) | AWD | ||
| Standard Tires | 225/45HR17 tires | 225/40YR18 tires | 235/35YR19 tires |
| Optional Tires | 225/40HR18 tires | 225/40HR18 tires | |
| 235/35YR19 tires | 235/35YR19 tires | ||
| 255/30ZR19 tires (front) 235/35ZR19 tires (rear) |
What Our Members Are Saying about the Powertrain of the 2018 Audi A3 / S3 / RS3
None of our members have yet commented on the powertrain of the 2018 Audi A3 / S3 / RS3.
What Our Members Are Saying about the Tires of the 2018 Audi A3 / S3 / RS3
None of our members have yet commented on the tires of the 2018 Audi A3 / S3 / RS3.
2018 Audi A3 / S3 / RS3 MSRP and Invoice Prices
| Body | Trim | Base Price | Invoice | Destination |
| 4dr Hatch | A3 e-tron | 39,500 | 36,736 | 975 |
| 2dr Convertible | A3 2.0 TFSI | 38,350 | 35,666 | 975 |
| 4dr Sedan | A3 2.0 TFSI | 31,950 | 29,714 | 975 |
| 4dr Sedan | S3 | 43,650 | 40,596 | 975 |
| 4dr Sedan | RS 3 | 54,900 | 51,058 | 975 |
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