DecodedCarsAcura Integra vs Audi A3
2026 Acura Integra vs 2026 Audi A3 — two rivals compared on efficiency, size, safety and reliability.
The short version
The Acura Integra is more fuel-efficient: 32 vs 28 MPG combined in its best version.
That works out to about $400 a year less in fuel for the Acura Integra (EPA estimate, 15,000 miles).
The Acura Integra is the bigger car, about 9 inches longer.
Across all model years since 2005, the Acura Integra has had fewer recall campaigns (4 vs 28).
The two cars
The 2026 Acura Integra is a large car offered with 2 engines (1.5L 4-cyl turbo and 2.0L 4-cyl turbo) and front-wheel drive. It measures about 186 inches long and 72 inches wide on a 108-inch wheelbase, with a curb weight of roughly 3,084 lb (5dr Sedan).
The 2026 Audi A3 is a subcompact car offered with a 2.0L 4-cyl turbo engine and all-wheel drive. It measures about 177 inches long and 72 inches wide on a 104-inch wheelbase, with a curb weight of roughly 2,866 lb.
Buying used? The 2024 Integra and the 2024 A3 have the fewest problems in our data; avoid the 2023 Integra and the 2015 A3.
Basics
Efficiency
Performance & space
Safety & reliability
Interest
Green = clearly better. Prices are not included. How we calculate this →
Which one should you choose?
Choose the Acura Integra if…
- You want lower fuel bills (32 vs 28 MPG)
- You want more room (9 in longer)
- You put reliability history first (4 vs 28 recalls since 2005)
Choose the Audi A3 if…
- You want something easier to park (9 in shorter)
- You need AWD or 4WD
- You want more standard driver-assist tech
Pros & cons of each
2026 Acura Integra
- Excellent fuel economyUp to 32 MPG combined — 24% better than the average 2026 large car (25.9 MPG).
- Lots of standard safety tech4 of 5 key driver aids standard on the versions we checked.
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
- Modest powerUp to 200 hp, versus about 288 hp for similar 2026 models.
2026 Audi A3
- Excellent fuel economyUp to 28 MPG combined — 17% better than the average 2026 subcompact car (24 MPG).
- Lots of standard safety tech5 of 5 key driver aids standard on the versions we checked.
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
- Modest powerUp to 201 hp, versus about 311 hp for similar 2026 models.
Full 2026 Acura Integra specs →Full 2026 Audi A3 specs →Compare fuel costs for your driving →Compare size & garage fit →