2025 BMW XM vs 2025 Mercedes-Benz G-Class

$160,500 · Crossover

$148,250 · SUV

Comparison Overview

The most striking numerical divergence between the 2025 BMW XM and the 2025 Mercedes-Benz G-Class lies in performance metrics, where the XM generates a substantial 644 horsepower compared to the G-Class's 443 horsepower, representing a 201 hp advantage. Conversely, the G-Class offers superior utility, boasting 34.8 cubic feet of cargo capacity, significantly outweighing the XM's modest 18.6 cu ft. The price point also separates them, with the XM starting at $160,500 against the G-Class's $148,250 MSRP. Fuel economy is another key area; the G-Class achieves 18 MPG combined, while the plug-in hybrid XM lags at 14 MPG combined, albeit offering an independent 31 miles of electric range. The XM is also physically larger, measuring 201.2 inches in length versus the G-Class's 190.0 inches, though the G-Class maintains a commanding 77.7-inch height for superior ground clearance.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 BMW XM

The 2025 BMW XM offers a dedicated 31 miles of electric range, improving daily efficiency for local commuting.

👨‍👩‍👧‍👦 Best for Families

2025 Mercedes-Benz G-Class

The 2025 Mercedes-Benz G-Class offers nearly double the cargo volume at 34.8 cu ft compared to the XM's 18.6 cu ft.

🏎️ Best for Enthusiasts

2025 BMW XM

The 2025 BMW XM delivers significantly higher output with 644 horsepower and 590 lb-ft of torque.

💰 Best Value

2025 Mercedes-Benz G-Class

The G-Class offers superior fuel economy at 18 MPG combined for $12,250 less than the XM's $160,500 starting price.

Choose the BMW XM if...

Maximum straight-line performance is desired, supported by 644 horsepower.
A plug-in hybrid system is necessary, providing a 31-mile electric-only range.
A longer overall vehicle profile (201.2 inches) is preferred for road presence.

Choose the Mercedes-Benz G-Class if...

Practical storage volume is crucial, given the 34.8 cu ft capacity.
Better baseline fuel efficiency (18 MPG combined) is a requirement without relying on electric charging.
A vertically oriented, taller stance (77.7 inches high) is needed for off-road geometry.

Key Dimensions

Dimension	BMW XM	Mercedes-Benz G-Class
Length	201.2"	190.0"
Width	78.9"	76.0"
Height	69.1"	77.7"
Wheelbase	122.2"	113.8"

Features Comparison

Safety

Feature	BMW	Mercedes-Benz
Blind Spot Monitor	✓	✓
Lane Departure Warning	✓	✓
Lane Keeping Assist System	✓	✓
Driver Attention Alert	✓	✓
Pre-Collision Safety System	✓	✓
Post-Collision Safety System	✓	✓
Dual Front Side-Mounted Airbags	✓	✓
Front Head Airbags	✓	✓
Rear Head Airbags	✓	✓
Passenger Airbag Occupant Sensing Deactivation	✓	✓
Electronic Stability Control	✓	✓
Traction Control System	✓	✓
LATCH System	✓	✓
Rear Door Child Safety Locks	✓	✓
Anti-lock Brakes (ABS)	4-Wheel	4-Wheel
Brake Drying	✓	✓
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	✓
Brake Preparation System	✓	✓
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Adaptive Headlights	✓	✓
Self-Leveling Headlights	✓	—
Daytime Running Lights	✓	✓
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Fixed Headrests	✓	—
Rear Headrests	3	3
Rear Integrated Headrests	✓	—
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Rear Cross Traffic Alert	—	✓
Dual Rear Side-Mounted Airbags	—	✓
Cornering Lights	—	✓
Front Power Adjustable Headrests	—	✓
Rear Height Adjustable Headrests	—	✓
Engine Immobilizer	—	✓

Engine

Feature	BMW	Mercedes-Benz
Base Engine Displacement	4.4 L	3.0 L
Number of Cylinders	V8	inline 6
Base Engine Type	plug-in hybrid	mild hybrid
Horsepower	644 hp @ 5400 rpm	443 hp @ 6100 rpm
Torque	590 lb-ft @ 1600 rpm	413 lb-ft @ 1950 rpm
Number of Valves	32	24
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	BMW	Mercedes-Benz
Transmission Type	8-speed shiftable automatic	9-speed shiftable automatic
Drivetrain Type	all wheel drive	four wheel drive
[object Object]	✓	—
[object Object]	✓	—
Hill Descent Control	✓	✓
4WD System Type	—	Full Time
Transfer Case Gearing	—	Electronic Hi-Lo
Center Differential Type	—	Limited Slip
[object Object]	—	✓
[object Object]	—	✓
[object Object]	—	✓

Fuel

Feature	BMW	Mercedes-Benz
Fuel Type	premium unleaded (required)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	12/17 MPG	17/19 MPG
EPA Fuel Economy (Combined)	14 MPG	18 MPG
EPA Driving Range (City/Highway)	218.4/309.4 mi.	448.8/501.6 mi.
EPA Efficiency (City/Highway MPGe)	46/46 MPGe	—
EPA Efficiency (Combined MPGe)	46 MPGe	—
EPA Electric Driving Range	31 mi.	—
EPA Energy Consumption (kWh/100 mi)	73	—
Charging Time (240V)	5.0 hr.	—
Fuel Tank Capacity	18.2 gal.	26.4 gal.
DC Fast Charging Port Type	SAE J1772	—

Comfort & Convenience

Feature	BMW	Mercedes-Benz
Push Button Start	✓	✓
Power Tilt and Telescopic Steering Wheel	✓	✓
Transmission Controls on Steering Wheel	✓	✓
Cruise Control on Steering Wheel	✓	✓
Audio Controls on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Front View Camera	✓	✓
Side View Camera	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
Wireless Charging Pad	✓	✓
Adaptive Cruise Control	✓	✓
Universal Remote Transmitter	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Front Seatback Storage	✓	✓
Leather Steering Wheel	✓	✓
Heated Steering Wheel	✓	✓
Four Zone Climate Control	✓	—
Rear Ventilation Ducts with Fan Control	✓	✓
Interior Air Filtration	✓	✓
Extended Cabin Heating/Cooling	✓	—
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	✓
Automatic Parking Assist	—	✓
Three Zone Climate Control	—	✓

In Car Entertainment

Feature	BMW	Mercedes-Benz
AM/FM Stereo	✓	✓
Premium Speaker Brand	Harman/Kardon	Burmester
Stereo Power	464W	760W
Speaker System	16	18
Surround Audio	Discrete	Discrete
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	12 months	6 months
Infotainment Display	—	12.3 in
Premium Brand Stereo System	—	Burmester

Power Feature

Feature	BMW	Mercedes-Benz
One-Touch Power Windows	4	4
Keyless Entry	✓	✓
Reverse Tilt Passenger Mirror	✓	—
Heated Mirrors	✓	✓
Moonroof Type	—	1st Row Power Glass

Frontseats

Feature	BMW	Mercedes-Benz
Front Head Room	40.4 in.	41.9 in.
Front Leg Room	40.4 in.	38.7 in.
Front Shoulder Room	60.3 in.	57.8 in.
Seat Material: Premium Leather	✓	—
Front Seat Type: Bucket	✓	✓
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	—
Driver Seat Thigh Extension	✓	✓
Driver Seat Memory Settings	2	3
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	—
Passenger Seat Thigh Extension	✓	✓
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Driver Seat Ventilation	✓	—
Passenger Seat Ventilation	✓	—
Seat Massage Function	✓	—
Seat Material: Leather	—	✓
Driver Seat Power Adjustments	—	10-way
Passenger Seat Power Adjustments	—	10-way
Passenger Seat Memory Settings	—	3

Rearseats

Feature	BMW	Mercedes-Benz
Rear Head Room	38.8 in.	40.5 in.
Rear Leg Room	40.3 in.	39.5 in.
Rear Shoulder Room	57.5 in.	57.4 in.
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	✓	—
Heated Rear Seats (Multi-Level)	✓	✓
Folding Rear Seat Feature	—	✓
Pass-Thru Center Armrest	—	✓

Tires and Wheels

Feature	BMW	Mercedes-Benz
Wheel Finish	Painted Alloy	—
Wheel Size	23 x 11.0 in	19 x 8.5 in
Tire Type	Performance	All Season
Tire Size	315/30R23	275/55R19
Wheel Material	—	Alloy
Spare Tire Type	—	Full Size Matching
Spare Tire Location	—	Outside Rear Mounted

Suspension

Feature	BMW	Mercedes-Benz
Four-Wheel Independent Suspension	✓	—
Front Stabilizer Bar	✓	—
Rear Stabilizer Bar	✓	—
Front Suspension Type	—	Independent
Stabilizer Bar	—	✓

Warranty

Feature	BMW	Mercedes-Benz
Basic Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
EV Battery Warranty	8 yr./ 100000 mi.	—
Corrosion/Rust Warranty	12 yr./ unlimited mi.	4 yr./ 50000 mi.
Roadside Assistance	4 yr./ unlimited mi.	4 yr./ 50000 mi.
Complimentary Scheduled Maintenance	3 yr./ 36000 mi.	—
Hybrid Component Warranty	—	6 yr./ 62000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 BMW XM and 2025 Mercedes-Benz G-Class.

What is the total performance difference in horsepower between the 2025 BMW XM and the G-Class?

The 2025 BMW XM holds a significant advantage, producing 644 horsepower, whereas the standard 2025 Mercedes-Benz G-Class generates 443 horsepower. This 201 horsepower gap suggests the XM will have demonstrably faster acceleration figures.

How does the cargo capacity compare for hauling luggage or gear?

The Mercedes-Benz G-Class is superior for utility, offering 34.8 cubic feet of cargo capacity. The BMW XM offers substantially less space at only 18.6 cubic feet, which could constrain family or heavy-duty hauling.

Which vehicle costs less upfront, and is the XM's higher price justified?

The Mercedes-Benz G-Class is the more affordable option, starting at $148,250 compared to the BMW XM's $160,500 MSRP, resulting in a $12,250 difference.

Can the BMW XM save money on fuel compared to the G-Class despite its lower MPG rating?

The BMW XM has a lower base fuel rating of 14 MPG combined, but it has a 31-mile electric range that can negate some gasoline use for local trips. The G-Class maintains a consistent 18 MPG combined using only premium fuel.

Are the transmissions similar in operation between the two large SUVs?

Both utilize shiftable automatic transmissions; however, the XM uses an 8-speed unit, while the G-Class is equipped with a 9-speed unit, potentially offering slightly finer gear spacing.

What are the dimensional differences relevant to parking in tight urban spots?

The G-Class is noticeably shorter in length at 190.0 inches and narrower at 76.0 inches than the XM, which measures 201.2 inches long and 78.9 inches wide.