Compare two new cars by price, estimated monthly payment, fuel economy, and other specifications. Data comes from the CarPayCheck.com catalog and uses your selected financing terms.
| Q8 | XM | |
|---|---|---|
| Manufacturer | Audi | BMW |
| Starting price | $76,900 | $159,600 |
| Monthly payment | $894 | $1,856 |
| Fuel type | Hybrid | Plug-in hybrid |
| Fuel economy | 19.0 mpg | 14.0 mpg |
| CO₂ emissions | 459 g/mi | 262 g/mi |
| Annual maintenance cost | — | — |
The 2019-2020 Audi Q8 55 TFSI mild-hybrid models can experience a 48V belt-driven starter-generator (BSG) fault that causes sudden loss of motive power, engine stalling, or an 'Electrical System: Fault' warning. This can lead to limp-home mode, an inability to restart, and in some cases the engine cutting out while driving. Owners may notice the start/stop system malfunctioning before the full failure occurs. This issue has also been reported in 2020-2021 model years through service campaigns.
Common-issue data is not available yet.
Audi Q8 and BMW XM suit different driving needs. The main differences below cover price, monthly payment, fuel economy, and running costs.
Q8 starts at $76,900; XM starts at $159,600. The difference is $82,700, making Q8 about 52% cheaper before financing.
Estimated monthly payment: Q8 — $894; XM — $1,856. The difference is $962 per month, with Q8 lower.
The models use different powertrains: Q8 — Hybrid; XM — Plug-in hybrid. The better choice depends on your daily route and access to charging.
The final choice is about more than numbers: annual distance, city or highway use, and the space your household needs all matter. Use the CarPayCheck.com calculator to apply your financing terms and evaluate both cars in your situation.
Want to compare other models? Return to the full catalog or calculate financing using your own terms.
