Skip navigation
fueleconomy.gov/m

Compare Cars

2015 Chevrolet Impala Bi-Fuel (CNG) Delete vehicle

2015 Chevrolet Impala Bi-Fuel  (CNG)

3.6 L, 6 cyl, Auto (S6), Regular Gasoline or Natural Gas

EPA Fuel Economy

Regular Gasoline

Combined: 20 mpg

City: 17 mpg

Highway: 25 mpg

Natural Gas

Combined: 19 mpg

City: 16 mpg

Highway: 24 mpg

MPG estimates for 2016 and older vehicles may have been revised. Learn More

Regular Gasoline

Range: 368 miles

Natural Gas

Range: 119 miles

Annual Fuel Cost*

Gas: $3,750

CNG: $1,950

Cost to Drive 25 Miles

Gas: $6.26

CNG: $3.28

Tank Size: Not available

Cost to Fill the Tank

Gas: Not available

CNG: Not available

Miles on a Tank

Gas: Not available

CNG: Not available

*Based on 45% highway, 55% city driving, 15,000 annual miles and current fuel prices. Personalize

Learn More

Where can I buy liquified natural gas?

Regular Gasoline

14.9 barrels per year

Natural Gas

0.1 barrels

Learn More

Tailpipe CO2

Regular Gasoline

437 grams per mile

Natural Gas

370 grams per mile

Tailpipe and Upstream

Regular Gasoline

Natural Gas

 Upstream (g/mi)

 Tailpipe (g/mi)

Learn More

Learn More

2017 Rolls-Royce Phantom Coupe Delete vehicle

2017 Rolls-Royce Phantom Coupe

6.7 L, 12 cyl, Auto (S8), Premium Gasoline

EPA Fuel Economy

Combined: 14 mpg

City: 11 mpg

Highway: 19 mpg

Annual Fuel Cost*: $6,150

Cost to Drive 25 Miles: $10.29

Tank Size: Not available

Cost to Fill the Tank: Not available

Miles on a Tank: Not available

*Based on 45% highway, 55% city driving, 15,000 annual miles and current fuel prices. Personalize

Learn More

21.3 barrels per year

Learn More

Tailpipe CO2

638 grams per mile

Tailpipe and Upstream

 Upstream (g/mi)

 Tailpipe (g/mi)

Learn More

Learn More

2007 Bentley Arnage LWB Delete vehicle

2007 Bentley Arnage LWB

6.7 L, 8 cyl, Auto (S6), Premium Gasoline

EPA Fuel Economy

Combined: 11 mpg

City: 10 mpg

Highway: 14 mpg

MPG estimates for 2016 and older vehicles may have been revised. Learn More

Range: 278 miles

Annual Fuel Cost*: $7,850

Cost to Drive 25 Miles: $13.09

Tank Size: 25.3 gallons

Cost to Fill the Tank: $146

Miles on a Tank: 278 miles

*Based on 45% highway, 55% city driving, 15,000 annual miles and current fuel prices. Personalize

Learn More

27.0 barrels per year

Learn More

Tailpipe CO2

808 grams per mile

Tailpipe and Upstream

 Upstream (g/mi)

 Tailpipe (g/mi)

Learn More

Learn More

2017 Volvo XC90 AWD Delete vehicle

2017 Volvo XC90 AWD

2.0 L, 4 cyl, Auto (S8), Premium Gasoline

MSRP: $52,250 - $57,350

EPA Fuel Economy

Combined: 23 mpg

City: 22 mpg

Highway: 25 mpg

Range: 432 miles

Annual Fuel Cost*: $3,750

Cost to Drive 25 Miles: $6.26

Tank Size: 18.8 gallons

Cost to Fill the Tank: $108

Miles on a Tank: 432 miles

*Based on 45% highway, 55% city driving, 15,000 annual miles and current fuel prices. Personalize

Learn More

12.9 barrels per year

Learn More

Tailpipe CO2

384 grams per mile

Tailpipe and Upstream

 Upstream (g/mi)

 Tailpipe (g/mi)

Learn More

Learn More