DecodedCarsAcura Integra vs BMW 3 Series
2026 Acura Integra vs 2026 BMW 3 Series — two rivals compared on efficiency, size, safety and reliability.
The short version
The Acura Integra is more fuel-efficient: 32 vs 31 MPG combined in its best version.
That works out to about $100 a year less in fuel for the Acura Integra (EPA estimate, 15,000 miles).
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 BMW 3 Series is a compact car offered with 2 engines (2.0L 4-cyl turbo and 3.0L 6-cyl turbo), including a hybrid version and rear-wheel drive and all-wheel drive. It measures about 185 inches long and 72 inches wide on a 112-inch wheelbase, with a curb weight of roughly 3,494 lb (3-Series 330i Xdrive 4dr Sedan).
Buying used? The 2024 Integra and the 2024 3 Series have the fewest problems in our data; avoid the 2023 Integra.
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…
It doesn't clearly beat the BMW 3 Series on any measure we track.
Choose the BMW 3 Series if…
- You need AWD or 4WD
- You want a hybrid or electric option
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 BMW 3 Series
- Hybrid version availableOffered as a hybrid as well as gas.
- AWD / 4WD available
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
Full 2026 Acura Integra specs →Full 2026 BMW 3 Series specs →Compare fuel costs for your driving →Compare size & garage fit →