G05 · X5

What the BMW G05 Is

The BMW G05 is the fourth generation of BMW's X5, produced for the U.S. market from 2019 through 2023. Built on the flexible CLAR platform shared with the larger X7 and the 7 Series, the G05 grew in every dimension over its F15 predecessor while shedding weight through greater use of aluminum. It ushered in a fully digital cockpit with BMW's Live Cockpit Professional, the iDrive 7 interface, and available features like a panoramic sky lounge roof and rear-seat entertainment. If you want to confirm exactly what you're looking at, run the numbers through our VIN decoder.

The Models in This Generation

The U.S. lineup covered a broad range, from efficient rear-drive base trims to the performance-oriented M Performance model:

• X5 sDrive40i — rear-wheel-drive inline-six, the value entry point
• X5 xDrive40i — the volume seller with all-wheel drive
• X5 xDrive45e — plug-in hybrid combining a turbo six with an electric motor
• X5 xDrive50i — early V8 model (2019)
• X5 M50i — M Performance flagship with a potent twin-turbo V8

Engines & Drivetrains

The G05 marked a powertrain transition during its run. The 40i models use BMW's B58 turbocharged 3.0-liter inline-six, one of the most celebrated modern BMW engines for its smoothness and tuning headroom. The xDrive45e pairs that six with a battery pack for meaningful all-electric range plus strong combined output. The early xDrive50i ran the N63 twin-turbo V8, later replaced in the M50i by an updated version of the same 4.4-liter family making significantly more power. Every G05 uses BMW's eight-speed automatic, and most pair it with the xDrive all-wheel-drive system. Understanding how these units evolved is part of the broader BMW DNA that connects the modern lineup back to V8 predecessors like those found in the E60 and grand-touring E63.

Owning & Buying a G05

The G05 X5 is a compelling used luxury SUV, offering serious refinement, cargo versatility, and strong resale. Buyers should prioritize documented service history, especially on the turbocharged V8 cars where cooling and turbo-related maintenance can add up. The inline-six 40i models tend to be the sweet spot for cost of ownership, while the xDrive45e appeals to buyers wanting efficiency with a commuter-friendly electric range.

Strengths

• Excellent B58 inline-six and refined V8 options
• Spacious, tech-rich, high-quality interior
• Composed ride with available air suspension

Watch Points

• Complex electronics and infotainment can require updates
• V8 cooling and maintenance costs on M50i/50i trims
• PHEV battery health on higher-mileage xDrive45e examples