2021 Audi A3 Review & Buyer's Guide
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What Are the Strengths of the 2021 Audi A3?
Sporty Performance
The 2.0L TFSI engine delivers zippy acceleration and excellent handling, with owners noting it's quick and fun to drive, especially in quattro AWD trims.
Premium Styling
Sleek design and luxury features like active driver aids make it a standout, holding value well with only 42% depreciation after five years.
Fuel Efficiency
Impressive MPG for a luxury car, particularly in hybrid 40 TFSI e variants, with owners calling it efficient and practical.
Comfortable Ride
Well-damped suspension handles impacts smoothly, even on sportier S-line models, providing a refined driving experience.
High Safety Ratings
Strong safety scores from Consumer Reports, with standard features like backup cameras enhancing confidence.
Spacious Interior
Surprisingly roomy for a compact, with clean, high-quality touchpoints and good space for passengers and cargo.
What Are the Weaknesses of the 2021 Audi A3?
High Maintenance Costs
Expensive repairs typical of Audi, with owners frustrated by dealer visits and parts like tires wearing quickly at 20k miles.
Build Quality Issues
Squeaks, rattles from doors, and wobbly console plastics reported from new, with some feeling materials are subpar.
Poor Dealer Service
Multiple complaints about arrogant service departments delaying warranty repairs and refusing to acknowledge faults.
Transmission Problems
Gearbox failures under 14k miles in some 2022 models (similar platform), requiring full replacement.
Brake Concerns
Soft or underwhelming braking feel even after 2,000 miles, possibly linked to mild-hybrid battery.
What Are the Most Common 2021 Audi A3 Problems?
Start-Stop System Malfunction
ModerateFrequent failures in 2017-2020 models, carrying over to newer ones; affects drivability around 20k-50k miles.
Door Handle/Seal Problems
LowPassenger door handle doesn't close properly from new, seals need bedding in; persists at 2,000 miles.
Squeaks and Rattles
ModerateRear passenger door and interior rattles from outset, noted in multiple low-mileage examples.
Gearbox Failure
HighComplete transmission replacement needed under 14k miles in similar 2022 A3.
Brake Performance
ModeratePoor braking feel from new, unchanged after 2,000 miles on OEM pads.
What Owners Say
Owners love the driving dynamics and luxury but are divided by build quality niggles, dealer experiences, and unexpected repairs, with some switching brands early.
"I am so impressed with the new A3, it's quick, it handles great, and it has great luxury." — Edmunds
"In less than 12 months and under 14k miles the gearbox needed complete replacement... Audi is not luxury, it’s such a scam." — Edmunds
"The car suffered from a variety of squeaks and rattles from the outset - particularly from the rear passenger door." — Edmunds
"My passenger door handle doesn't close that well... it's now 2000 miles later it's still exactly the same." — YouTube Owner Review
"It's been absolutely fantastic, faultless, it's efficient it's comfortable." — YouTube Review
"Fun to drive. Quality is excellent." — KBB
Reliability Rating
Above AverageRepairPal rates 3.5/5.0, 4th out of 17 luxury compacts; can exceed 250k miles with maintenance, but costly repairs and issues like start-stop affect scores.
Final Verdict
The 2021 Audi A3 excels as a stylish, engaging driver's car for enthusiasts seeking luxury on a budget, but potential buyers should budget for high maintenance and scrutinize dealer service. Ideal for those prioritizing performance over flawless reliability; consider extended warranties for peace of mind.
See price guide for the 2021 Audi A3
Market values, cost of ownership, depreciation data, and buying tips.