2023 BMW X5 — Full Specifications
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The 2023 BMW X5 is an SUV offered with 2 engines (3L 6-cyl turbo, 4.4L 8-cyl turbo). Its most fuel-efficient configuration returns around 18 mpg (UK) / 15 mpg (US EPA) combined, with 18–28 mpg (UK) across all configurations. A hybrid version is also listed by EPA (3L 6-cyl turbo), returning around 28 mpg (UK) combined. Owners often keep a BMW X5 workshop manual to hand for servicing and repairs.
Compared with the 2022 BMW X5: Fuel economy is essentially unchanged at around 18 mpg (UK) combined. The engine line-up listed by EPA is unchanged. It carries the same 4★ overall NHTSA rating.
Full Specifications
| Engine (most efficient) | 4.4L 8-cyl turbo |
|---|---|
| Engine options | 3L 6-cyl turbo · 4.4L 8-cyl turbo |
| Transmission (most efficient) | Automatic (S8) |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | All-Wheel Drive |
| Body Style | SUV |
| Fuel Economy (UK) | 18 combined / 16 urban / 22 extra-urban mpg |
| Fuel Economy (US EPA) | 15 combined / 13 city / 18 highway mpg |
| CO₂ Emissions | 364 g/km |
| EPA Greenhouse Gas Score | 5 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $5,500 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 4 configurations for the 2023 BMW X5 across 2 engines (3L 6-cyl turbo, 4.4L 8-cyl turbo). Combined fuel economy ranges from 15 to 23 mpg (US), or 18 to 28 mpg (UK), depending on engine, transmission and drive. 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 |
|---|---|---|---|---|---|---|
| 3L 6-cyl turbo (Hybrid) | Automatic (S8) | All-Wheel Drive | 28 | 23 (21/25) | 242 | $3,550 |
| 3L 6-cyl turbo (Plug-in Hybrid) | Automatic (S8) | All-Wheel Drive | 24 | 20 (19/22) | 111 | $4,100 |
| 3L 6-cyl turbo (Hybrid) | Automatic (S8) | Rear-Wheel Drive | 28 | 23 (21/26) | 238 | $3,550 |
| 4.4L 8-cyl turbo | Automatic (S8) | All-Wheel Drive | 18 | 15 (13/18) | 364 | $5,500 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
Owner Essentials for the 2023 BMW X5
Running Costs: 2023 BMW X5
Covering around 8,000 miles a year in a 2023 BMW X5 at 18 mpg combined, expect roughly 2,020 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $5,500 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.
Planning a road trip? Grab a road trip packing list. Only need this car occasionally? See our buy vs rent comparison.
2023 BMW X5 Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 4 safety recall campaigns that include the 2023 BMW X5 (as of 6 October 2026). Most affected areas: Seats (2), Power train (1), Visibility (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Power train — campaign 23V821000, reported 6 December 2023. Risk: Transmission oil that leaks into the control unit can lead to a seizure of the transmission gears, causing a sudden loss of drive power and increasing the risk of a crash.
- Seats — campaign 23V253000, reported 6 April 2023. Risk: A head restraint without a locking tab may not properly restrain an occupant during a crash, increasing the risk of injury.
- Seats — campaign 22V942000, reported 19 December 2022. Risk: A loose driver's seat backrest may not properly restrain the occupant during a crash, increasing the risk of injury.
- Visibility — campaign 22V820000, reported 2 November 2022. Risk: An electrical short-circuit increases the risk of a fire.
Owners have filed 33 complaints with NHTSA about the 2023 BMW X5. The most-reported areas are Power train (8), Electrical system (8), Unspecified (8). Complaints include 3 reported crashes, 1 reported injury. That is well below the median of 109 complaints across the 17 BMW X5 model years in our data.
Used-buyer checklist for the 2023 BMW X5
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Seats (2 recall campaigns) — Check seat adjusters, head restraints and seat-mounted sensors work, and confirm seat recalls were completed.
- Transmission & drivetrain (1 recall campaign · 8 owner complaints) — On the test drive, watch for hesitation, jerking or slipping between gears and ask for transmission service history.
- Visibility (1 recall campaign) — Check wipers, washers and demisters work properly.
- Electrical system (8 owner complaints) — 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
How does the BMW X5 compare to similar SUVs? For context, SUVs in our database average around 27 mpg (UK) combined — this model's 18 mpg figure is 9 mpg below that average. Its 364 g/km CO₂ figure is 111 g/km higher than the 253 g/km average for SUVs on this site. This comparison is based on 1824 SUVs in our dataset.
BMW models in our database average about 28 mpg (UK) combined on their most efficient configuration; the 2023 BMW X5's 18 mpg is 10 mpg below that make average. Its 364 g/km CO₂ figure is 124 g/km higher than the 240 g/km BMW average.
Of the 17 BMW X5 model years we cover, the 2023 ranks 15th for combined fuel economy on its best configuration (18 mpg UK combined, against a high of 32 mpg). See every BMW X5 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 2023 BMW X5
Frequently Asked Questions
What engine does the 2023 BMW X5 have?
EPA lists 2 engines for the 2023 BMW X5: 3L 6-cyl turbo, 4.4L 8-cyl turbo. The most fuel-efficient configuration pairs the 4.4L 8-cyl turbo with a automatic (s8).
What is the fuel economy of the 2023 BMW X5?
The most efficient configuration returns around 18 mpg (UK) combined, or 15 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 18 to 28 mpg. The hybrid version returns around 28 mpg (UK) combined.
How much does the 2023 BMW X5 cost to fuel per year?
The US EPA estimates about $5,500 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 2023 BMW X5 have a good safety rating?
It holds an overall NHTSA rating of 4 stars, with 4 stars for frontal crash protection.
Does the 2023 BMW X5 have any recalls?
NHTSA lists 4 safety recall campaigns that include the 2023 BMW X5 (as of 6 October 2026). Most affected areas: Seats (2), Power train (1), Visibility (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 2023 BMW X5?
Among the 33 owner complaints filed with NHTSA, the most-reported areas are Power train (8 complaints), Electrical system (8 complaints), Unspecified (8 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
Is the BMW X5's fuel economy good for an SUV?
It returns around 18 mpg (UK) combined, against a same-body-style average of roughly 27 mpg among the SUVs we track.