BMW X5 49·Mercedes-Benz GLS 62on the MotiveGrid Score·BMW X5 about $10,436 less over 5 years
The verdict
The 2026 BMW X5 is the cheaper one to own — roughly $10,436 less over five years, helped by better fuel economy. The Mercedes-Benz GLS counters with seating for 7.
Go with the BMW X5 for the better long-term value; consider the Mercedes-Benz GLS if you prioritize more passenger space.
Last updated July 2026 · National-average estimates
BMW X5 vs. Mercedes-Benz GLS
MotiveGrid scores, key specs, and five-year cost comparison: 2026 BMW X5 versus 2026 Mercedes-Benz GLS.
Metric
BMW X5
Mercedes-Benz GLS
MotiveGrid Score
49
62
Cost of Ownership
32
31
Powertrain
54
63
Driver Assistance
6
70
Livability
30
37
Safety
96
80
5-Year Cost to Own
$93,310
$103,746
Depreciation (5-yr)
$41,663
$44,674
Fuel / Energy (5-yr)
$12,476
$13,363
Insurance (5-yr)
$20,995
$23,630
Maintenance (5-yr)
$4,080
$4,235
Tires (5-yr)
$2,150
$2,150
Financing (5-yr)
$10,276
$13,579
Registration (5-yr)
$1,670
$2,115
Starting Price
$68,300
$90,250
Horsepower
375 hp
375 hp
MPG (combined)
27 mpg
22 mpg
Cargo volume
33.9 cu ft
17.4 cu ft
Seating
5
7
Towing capacity
7,200 lbs
7,700 lbs
Drivetrain
RWD
AWD
Gas
2026$68,300
MSRP
$68,300
Mo · 5yr
$1,555
$93,310 / 5 years
Best for long-term savings
Gas
2026$90,250
MSRP
$90,250
Mo · 5yr
$1,729
$103,746 / 5 years
Best for driver assistance
VS
01 · The MotiveGrid Score
Five measured pillars, weighted into one score.
Cost, Powertrain, Driver Assistance, Livability, and Safety — each scored against its class, then combined into a single MotiveGrid Score. Built by our engineering team and benchmarked against independent sources like NHTSA, IIHS, and CarEdge. How it’s calculated →
Mercedes-Benz GLS scores higher overall.
BMW X5
0
/ 100
Mercedes-Benz GLS
0
/ 100
CostFive-year all-in cost to own, benchmarked against the class median.
X5
32
GLS
31
Winner: X5
$10,436 cheaper / 5 yrs
PowertrainEnergy efficiency paired with long-term ownership confidence.
X5
54
GLS
63
Winner: GLS
+9 pts
Driver AssistHighway driving support, parking convenience, and hands-free automation.
X5
6
GLS
70
Winner: GLS
+64 pts
Strong highway driving support▲
Automated parking▲
LivabilityPassenger space, cargo room, and everyday maneuverability.
X5
30
GLS
37
Winner: GLS
+7 pts
SafetyCrash-test protection plus standard crash-avoidance features.
BMW X5 is the better pick for long-term ownership — about $10,436 cheaper over 5 years with stronger fundamentals on running cost.
Mercedes-Benz GLS still wins if your priority is best for driver assistance.
Daily commuter
BMW X5
Lowest energy cost per mile
Budget-focused
BMW X5
Cheapest to own across 5 years
Family hauler
BMW X5
Much stronger safety with substantially more cargo room
Highway driver
Mercedes-Benz GLS
Better adaptive cruise + lane keep
City driver
BMW X5
Easiest to park and maneuver in tight spots
03
Cost of Ownership
Monthly running costs — national baseline.
Adjust for your situation
State
Miles/yr15,000
Loan rate7%
Down payment20%
BMW X5
Monthly · 5-Year avg
$1,555
$93,310 total / 5 years
Total · monthly$1,555/mo
Mercedes-Benz GLS
Monthly · 5-Year avg
$1,729
$103,746 total / 5 years
Total · monthly$1,729/mo
04
Frequently asked questions
BMW X5 comes out about $10,436 cheaper over 5 years on running costs (depreciation, fuel/energy, insurance, maintenance, financing). The gap shifts with your state, annual miles, and loan rate — use the "Adjust for your situation" panel above.