2020 BMW M5 — Full Specifications
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The 2020 BMW M5 is a saloon/sedan powered by a 4.4L 8-cyl turbo premium gasoline engine. It returns around 20 mpg (UK) / 17 mpg (US EPA) combined. Owners often keep a BMW M5 workshop manual to hand for servicing and repairs.
Compared with the 2019 BMW M5: Fuel economy is essentially unchanged at around 20 mpg (UK) combined. The engine line-up listed by EPA is unchanged. EPA passenger volume changes from 99 to 103 cu ft.
Full Specifications
| Engine | 4.4L 8-cyl turbo |
|---|---|
| Transmission | Automatic (S8) |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | All-Wheel Drive |
| Body Style | Saloon/Sedan |
| Passenger Volume (EPA) | 103 cu ft (2,917 L) |
| Luggage Volume (EPA) | 14 cu ft (396 L) |
| Fuel Economy (UK) | 20 combined / 18 urban / 25 extra-urban mpg |
| Fuel Economy (US EPA) | 17 combined / 15 city / 21 highway mpg |
| CO₂ Emissions | 322 g/km |
| EPA Greenhouse Gas Score | 3 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $4,850 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 1 configuration for the 2020 BMW M5, all with the 4.4L 8-cyl turbo engine. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 4.4L 8-cyl turbo | Automatic (S8) | All-Wheel Drive | 20 | 17 (15/21) | 322 | $4,850 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 103 cubic feet (about 2,917 litres) and luggage volume at 14 cubic feet (about 396 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2020 BMW M5
Running Costs: 2020 BMW M5
Covering around 8,000 miles a year in a 2020 BMW M5 at 20 mpg combined, expect roughly 1,818 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $4,850 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2020 BMW M5 Safety Ratings (NHTSA)
No NHTSA crash-test rating is on record for this model year. The NHTSA rates only a subset of vehicles each year; you can browse every rated vehicle on our NHTSA Safety Ratings hub.
Recalls & Owner Complaints (NHTSA)
NHTSA lists 3 safety recall campaigns that include the 2020 BMW M5 (as of 6 October 2026). Most affected areas: Back over prevention (2), Power train (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Back over prevention — campaign 20V598000, reported 30 September 2020. Risk: If the driver relies on only the rearview camera image, the reduced rearview image view can increase the risk of a crash or injury.
- Power train — campaign 19V883000, reported 11 December 2019. Risk: An electrical short circuit can cause the transmission to shift to neutral resulting in a loss of propulsion, increasing the risk of a crash.
- Back over prevention — campaign 19V684000, reported 27 September 2019. Risk: The lack of an image in the back-up camera display increases the risk of a crash.
Owners have filed 2 complaints with NHTSA about the 2020 BMW M5. The most-reported areas are Engine (2), Electrical system (1), Power train (1).
Used-buyer checklist for the 2020 BMW M5
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Transmission & drivetrain (1 recall campaign · 1 owner complaint) — On the test drive, watch for hesitation, jerking or slipping between gears and ask for transmission service history.
- Engine (2 owner complaints) — Listen for unusual noise on a cold start, check for warning lights and ask for the service records.
- Electrical system (1 owner complaint) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
BMW models in our database average about 28 mpg (UK) combined on their most efficient configuration; the 2020 BMW M5's 20 mpg is 8 mpg below that make average. Its 322 g/km CO₂ figure is 82 g/km higher than the 240 g/km BMW average.
Of the 9 BMW M5 model years we cover, the 2020 is the most economical on its best configuration (20 mpg UK combined). See every BMW M5 year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2020 BMW M5
Frequently Asked Questions
What engine does the 2020 BMW M5 have?
It's fitted with a 4.4L 8-cyl turbo premium gasoline engine, paired with a automatic (s8) transmission.
What is the fuel economy of the 2020 BMW M5?
The most efficient configuration returns around 20 mpg (UK) combined, or 17 mpg on the US EPA cycle.
How much does the 2020 BMW M5 cost to fuel per year?
The US EPA estimates about $4,850 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2020 BMW M5 have any recalls?
NHTSA lists 3 safety recall campaigns that include the 2020 BMW M5 (as of 6 October 2026). Most affected areas: Back over prevention (2), Power train (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2020 BMW M5?
Among the 2 owner complaints filed with NHTSA, the most-reported areas are Engine (2 complaints), Electrical system (1 complaint), Power train (1 complaint). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
How much interior and luggage space does the 2020 BMW M5 have?
EPA measures interior passenger volume at 103 cubic feet (about 2,917 litres) and luggage volume at 14 cubic feet (about 396 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.