DecodedCarsBMW 5 Series vs Volvo S90
2026 BMW 5 Series vs 2026 Volvo S90 — two midsize cars compared on efficiency, size, safety and reliability.
The short version
The BMW 5 Series is more fuel-efficient: 31 vs 28 MPG combined in its best version.
That works out to about $300 a year less in fuel for the BMW 5 Series (EPA estimate, 15,000 miles).
Across all model years since 2005, the BMW 5 Series has had fewer recall campaigns (9 vs 15).
The two cars
The 2026 BMW 5 Series is a midsize 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 199 inches long and 75 inches wide on a 118-inch wheelbase, with a curb weight of roughly 4,158 lb (5-Series 530i Xdrive 4dr Sedan).
The 2026 Volvo S90 is a midsize car offered with a 2.0L 4-cyl turbo engine, including a hybrid version and front-wheel drive. EPA rates its most efficient version at 28 MPG combined (24 city / 34 highway), 10% worse than the 2026 midsize car average of 31.2 MPG, for an estimated $2,950 a year in fuel.
Buying used? The 2024 5 Series and the 2021 S90 have the fewest problems in our data; avoid the 2019 S90.
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 BMW 5 Series if…
- You want lower fuel bills (31 vs 28 MPG)
- You need AWD or 4WD
- You put reliability history first (9 vs 15 recalls since 2005)
Choose the Volvo S90 if…
It doesn't clearly beat the BMW 5 Series on any measure we track.
Pros & cons of each
2026 BMW 5 Series
- Hybrid version availableOffered as a hybrid and plug-in hybrid as well as gas.
- AWD / 4WD available
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
2026 Volvo S90
- Hybrid version availableOffered as a hybrid as well as gas.
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
Full 2026 BMW 5 Series specs →Full 2026 Volvo S90 specs →Compare fuel costs for your driving →Compare size & garage fit →