BMW i8 vs. BMW X7
In comparing the BMW i8 to the BMW X7, the BMW i8 has the advantage in the areas of fuel efficiency and base engine power. Based on this comparison of the BMW i8 versus the BMW X7, the BMW i8 is a better car than the BMW X7.
Engine Power and Fuel Efficiency Comparison
For engine performance, the BMW i8’s base engine makes 369 horsepower, and the BMW X7 base engine makes 335 horsepower. The i8 is rated to deliver an average of 27 miles per gallon, with a highway range of 337 miles. The X7 is rated to deliver an average of 22 miles per gallon, with a highway range of 548 miles. The i8 uses electricity, premium unleaded, and the X7 uses premium unleaded.
Pricing
New Asking Price:
-
Used Asking Price:
-
5-Year Depreciation (lower is better):
50.8%
Pricing
New Asking Price:
-
Used Asking Price:
$52,494 - $78,730
5-Year Depreciation (lower is better):
51.6%
BMW i8 Scores & Rankings
Overall Score:
7.5 / 10
Reliability:
6.6 / 10
Retained Value:
8.4 / 10
Safety:
Not available
BMW X7 Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
7.4 / 10
Safety:
Not available
BMW i8 Rankings
Ranking
2 out of / 19Ranking
3 out of / 19Ranking
6 out of / 28Ranking
6 out of / 28Ranking
7 out of / 19Ranking
11 out of / 28BMW X7 Rankings
Ranking
5 out of / 18Ranking
11 out of / 25Summary Review
Not yet available
Summary Review
Not yet available
Pros and Cons
Not yet available
Pros and Cons
Not yet available
Available Body Styles
Convertible, Coupe
Available Body Styles
SUV
Available Drivetrain Options
Plug-In Hybrid
Available Drivetrain Options
Gasoline
BMW i8 Trim Levels
Not yet available
BMW X7 Trim Levels
M50i, xDrive40i, xDrive50i
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specifications
Horsepower:
369 hp @ 5800 rpm
Torque:
420 foot-lbs @ 3700 rpm
Power-to-Weight Ratio (higher is better):
0.105 hp per pound
Towing capacity:
Not yet available
Base Drivetrain Specifications
Horsepower:
335 hp @ 5500 rpm
Torque:
331 foot-lbs @ 1500 rpm
Power-to-Weight Ratio (higher is better):
0.062 hp per pound
Towing capacity:
Not yet available
Engine Specifications
Engine Size:
1.5 liters
Engine Configuration:
Inline
Number of Cylinders:
3
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
26 / 29 / 27
Range (city/hwy):
304 / 337 miles
Recommended Fuel Type:
Electricity, Premium Unleaded
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
Inline
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
20 / 25 / 22
Range (city/hwy):
438 / 548 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Apple CarPlay:
Standard
Android Auto:
N/A
Wireless Smartphone Charging:
N/A
Keyless Entry:
Standard
Keyless Ignition:
Standard
Adaptive Cruise Control:
N/A
Heated Seats:
Standard
Cooled/Ventilated Seats:
N/A
Leather Upholstery:
Standard
Navigation System:
Standard
Sunroof/Moonroof:
N/A
Heated Steering Wheel:
N/A
Standard/Optional Features
Apple CarPlay:
Standard
Android Auto:
N/A
Wireless Smartphone Charging:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Adaptive Cruise Control:
Standard
Heated Seats:
Standard
Cooled/Ventilated Seats:
Available
Leather Upholstery:
Standard
Navigation System:
Standard
Sunroof/Moonroof:
Standard
Heated Steering Wheel:
Available
Safety Equipment
Forward Collision Warning:
Standard
Pedestrian Detection:
Standard
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Blind Spot Monitoring:
N/A
Rear Cross-Traffic Alert:
N/A
360-Degree Camera:
Standard
Rear Seat Reminder:
N/A
Driver Attention Monitoring:
N/A
Safety Equipment
Forward Collision Warning:
Standard
Pedestrian Detection:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Available
Blind Spot Monitoring:
Standard
Rear Cross-Traffic Alert:
Standard
360-Degree Camera:
Available
Rear Seat Reminder:
N/A
Driver Attention Monitoring:
Standard
Interior Dimensions
Front Head Room:
38.7 inches
Front Leg Room:
43.1 inches
Front Shoulder Room:
56.7 inches
Rear Head Room:
32.4 inches
Rear Leg Room:
28.2 inches
Rear Shoulder Room:
49.6 inches
Cargo Space:
4.7 cubic feet
Cargo Space, 2nd-row seat folded down:
Not yet available
Overall Interior Volume:
Not yet available
Interior Dimensions
Front Head Room:
41.9 inches
Front Leg Room:
39.8 inches
Front Shoulder Room:
60 inches
Rear Head Room:
39.9 inches
Rear Leg Room:
37.6 inches
Rear Shoulder Room:
58.1 inches
Cargo Space:
Not yet available
Cargo Space, 2nd-row seat folded down:
90.4 cubic feet
Overall Interior Volume:
Not yet available
Exterior Dimensions
Curb Weight:
3501 lbs
Width:
87.3 inches
Height:
50.9 inches
Length:
184.9 inches
Wheelbase:
110.2 inches
Ground Clearance:
4.6 inches
Exterior Dimensions
Curb Weight:
5370 lbs
Width:
87.3 inches
Height:
71.1 inches
Length:
203.3 inches
Wheelbase:
122.2 inches
Ground Clearance:
8.7 inches
Standard Wheel/Tire Information
Wheel Size:
20.0 x 7.5 inches
Wheel Type:
alloy
Tire Size:
215/45R20
Standard Wheel/Tire Information
Wheel Size:
21.0 x 9.5 inches
Wheel Type:
alloy
Tire Size:
285/45R21
