The Comparative Analysis :
Mercedes GLK 220 CDI BlueEFFICIENCY 4MATIC 7G-TRONIC (09 - 11) vs. Mazda CX-7 2.3 DISI (07 - 09)
€ 41,900

€ 31,800

€ 41,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 31,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The Mercedes GLK 220 CDI BlueEFFICIENCY is 5.8 inches shorter, 1.2 inches narrower and 1.7 inches taller than the Mazda CX-7 2.3 DISI.
Mercedes GLK 220 CDI BlueEFFICIENCY
Mazda CX-7 2.3 DISI
66.5
72.4
79.4
64.8
73.6
81.5
72.4 in
Width
73.6 in
79.4 in
Width Incl. Mirrors
81.5 in
66.5 in
Height
64.8 in
108.5
178.3
108.3
184.1
178.3 in
Length
184.1 in
108.5 in
Wheelbase
108.3 in
Vehicle Weight
Mercedes GLK 220 CDI BlueEFFICIENCY
Mazda CX-7 2.3 DISI
4068 lb
Curb Weight
3902 lb
5379 lb
Gross Vehicle
Weight
Weight
5004 lb

Weight Difference:
165 lb
4.06 %

General
Mercedes GLK 220 CDI BlueEFFICIENCY
Mazda CX-7 2.3 DISI
X204
Generation
ER
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Diesel
Fuel Type
Premium Unleaded

Permanent all-wheel drive (AWD)
Drivetrain
On-demand four-wheel drive (4WD) with automatic engagement

7-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes GLK 220 CDI BlueEFFICIENCY
Mazda CX-7 2.3 DISI
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
Straight-four gasoline engine with turbocharger
Mercedes-Benz OM 651
Engine Series
OM 651.912
Engine Code

4
Valves
4
4
Cylinders
4
2.1 L / 103 cu in
Displacement
2.3 L / 113 cu in
168 hp
at 3200 rpm
Power
256 hp
at 5500 rpm
Mercedes GLK 220 CDI BlueEFFICIENCY
168 hp
256 hp
Mazda CX-7 2.3 DISI
295 lb‑ft
at 1400 rpm
Max. Torque
280 lb‑ft
at 3000 rpm
Mercedes GLK 220 CDI BlueEFFICIENCY
295 lb‑ft
280 lb‑ft
Mazda CX-7 2.3 DISI
Performance
Mercedes GLK 220 CDI BlueEFFICIENCY
Mazda CX-7 2.3 DISI
127 mph
Maximum Speed
130 mph
8.8 sec
Acceleration 0 to 62 mph
8 sec
62 mph
62
mph
mph
400 ft
0.000 sec

Mercedes GLK 220 CDI BlueEFFICIENCY
62 mph
62
mph
mph
364 ft
0.000 sec

Mazda CX-7 2.3 DISI
▶ REPLAY
24.21 lb/hp
Weight-to-Power Ratio
15.24 lb/hp
Mercedes GLK 220 CDI BlueEFFICIENCY
24.21 lb/hp
15.24 lb/hp
Mazda CX-7 2.3 DISI
Fuel Economy / Emissions
Mercedes GLK 220 CDI BlueEFFICIENCY
Mazda CX-7 2.3 DISI
Fuel Economy
35 mpg
combined
23 mpg
Mercedes GLK 220 CDI BlueEFFICIENCY
35 mpg
23 mpg
Mazda CX-7 2.3 DISI
28 mpg
city
17 mpg
41 mpg
highway
29 mpg
15.6 gal
Fuel Tank Capacity
18.2 gal
547 mi
Range
420 mi
Mercedes GLK 220 CDI BlueEFFICIENCY
547 mi
420 mi
Mazda CX-7 2.3 DISI
Environmental Impact
137.9 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
193.3 kWh
Mercedes GLK 220 CDI BlueEFFICIENCY
137.9 kWh
193.3 kWh
Mazda CX-7 2.3 DISI
Euro 5
Emission Standard
Euro 4
283 g/mi (NEFZ)
CO2 Emissions
391 g/mi (NEFZ)
Practical Convenience
Mercedes GLK 220 CDI BlueEFFICIENCY
Mazda CX-7 2.3 DISI
5
Doors
5
5
No. of Seats
5
1312 lb
Maximum Payload
1102 lb
12.7 cu ft
Trunk Volume
12.9 cu ft









43.9 cu ft
Cargo Volume (Seats Down)
38.2 cu ft