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Pontiac G5 Gas Mileage (MPG)

Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the Pontiac G5's real-world MPG based on how and where you drive a car.

If you are not a TrueDelta member, you can see only five Pontiac G5 MPG gas mileage averages for each powertrain. Log in or join us to see them all.

Pontiac G5 Gas Mileage

Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2009 2dr Coupe 155-horsepower 2.2L I4
5-speed manual FWD
flat v.lt none 0 100 0 0 N/A 29.1
flat light none 5 45 15 35 65 34.0
flat light light 10 10 20 60 60 37.5
2009 2dr Coupe 155-horsepower 2.2L I4
5-speed manual FWD
flat light none 5 52 12 32 63 33.5
  Averages flat light none 5 52 12 32 63 33.5
With the 155-horsepower 2.2L I4 engine, 5-speed manual transmission, and front-wheel drive, 2009 Pontiac G5 fuel economy has been averaging 33.5 MPG (miles per gallon).

The 2009 Pontiac G5s in this analysis were driven mostly in the city (about 52 percent of the miles driven). The rest of the miles were on the highway at an average speed of 63 miles per hour (32 percent), in the suburbs (12 percent), and in heavy traffic (5 percent).

In addition the average 2009 Pontiac G5 in this analysis was driven on flat terrain with a light foot and the AC not used at all.
 
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2009 2dr Coupe 155-horsepower 2.2L I4
4-speed automatic FWD
flat light none 0 30 0 70 60 32.0
2009 2dr Coupe 155-horsepower 2.2L I4
4-speed automatic FWD
flat light none 0 30 0 70 60 32.0
  Averages flat light none 0 30 0 70 60 32.0
With the 155-horsepower 2.2L I4 engine, 4-speed automatic transmission, and front-wheel drive, the 2009 Pontiac G5 has been averaging 32.0 MPG (miles per gallon).

The 2009 Pontiac G5s in this analysis were driven mostly on the highway at an average speed of 60 miles per hour (about 70 percent of the miles driven). The rest of the miles were in the city (30 percent), in heavy traffic (0 percent), and in the suburbs (0 percent).

In addition the average 2009 Pontiac G5 in this analysis was driven on flat terrain with a light foot and the AC not used at all.
 
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2008 2dr Coupe 171-horsepower 2.4L I4
5-speed manual FWD
flat light none 5 80 5 10 62 23.3
flat light none 5 80 5 10 62 21.7
flat light hvy 10 15 10 65 65 31.2
flat med none 0 10 20 70 70 28.1
flat med light 5 80 5 10 62 23.3
2008 2dr Coupe 171-horsepower 2.4L I4
5-speed manual FWD
flat light light 5 53 9 33 64 25.5
  Averages flat light light 5 53 9 33 64 25.5
With the 171-horsepower 2.4L I4 engine, 5-speed manual transmission, and front-wheel drive, 2008 Pontiac G5 gas mileage has been averaging 25.5 MPG (miles per gallon).

The 2008 Pontiac G5s in this analysis were driven mostly in the city (about 53 percent of the miles driven). The rest of the miles were on the highway at an average speed of 64 miles per hour (33 percent), in the suburbs (9 percent), and in heavy traffic (5 percent).

In addition the average 2008 Pontiac G5 in this analysis was driven on flat terrain with a light foot and the AC on only some of the time.
 
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2008 2dr Coupe 171-horsepower 2.4L I4
4-speed automatic FWD
flat v.lt none 10 25 0 65 75 26.5
flat med none 10 25 0 65 75 24.5
flat light light 0 5 0 95 75 30.3
2008 2dr Coupe 171-horsepower 2.4L I4
4-speed automatic FWD
flat light none 7 18 0 75 75 27.1
  Averages flat light none 7 18 0 75 75 27.1
With the 171-horsepower 2.4L I4 engine, 4-speed automatic transmission, and front-wheel drive, 2008 Pontiac G5 fuel economy has been averaging 27.1 MPG (miles per gallon).

The 2008 Pontiac G5s in this analysis were driven mostly on the highway at an average speed of 75 miles per hour (about 75 percent of the miles driven). The rest of the miles were in the city (18 percent), in heavy traffic (7 percent), and in the suburbs (0 percent).

In addition the average 2008 Pontiac G5 in this analysis was driven on flat terrain with a light foot and the AC not used at all.
 
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2008 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD
hills lead none 9 23 23 45 80 27.0
flat light light 2 8 0 90 62 29.8
2008 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD
hills med light 6 16 12 68 71 28.4
  Averages hills med light 6 16 12 68 71 28.4
With the 148-horsepower 2.2L I4 engine, 5-speed manual transmission, and front-wheel drive, the 2008 Pontiac G5 has been averaging 28.4 MPG (miles per gallon).

The 2008 Pontiac G5s in this analysis were driven mostly on the highway at an average speed of 71 miles per hour (about 68 percent of the miles driven). The rest of the miles were in the city (16 percent), in the suburbs (12 percent), and in heavy traffic (6 percent).

In addition the average 2008 Pontiac G5 in this analysis was driven on hilly terrain with a medium foot and the AC on only some of the time.
 
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2008 2dr Coupe 148-horsepower 2.2L I4
4-speed automatic FWD
flat light none 0 33 8 59 62 21.3
flat light none 0 0 0 100 68 37.6
flat med none 0 27 0 73 74 24.2
flat light none 0 26 0 74 68 27.4
hills light none 0 0 0 100 62 32.7
2008 2dr Coupe 148-horsepower 2.2L I4
4-speed automatic FWD
flat light none 0 17 2 81 67 28.6
  Averages flat light none 0 17 2 81 67 28.6
With the 148-horsepower 2.2L I4 engine, 4-speed automatic transmission, and front-wheel drive, 2008 Pontiac G5 gas mileage has been averaging 28.6 MPG (miles per gallon).

The 2008 Pontiac G5s in this analysis were driven mostly on the highway at an average speed of 67 miles per hour (about 81 percent of the miles driven). The rest of the miles were in the city (17 percent), in the suburbs (2 percent), and in heavy traffic (0 percent).

In addition the average 2008 Pontiac G5 in this analysis was driven on flat terrain with a light foot and the AC not used at all.
 
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2007 2dr Coupe 173-horsepower 2.4L I4
5-speed manual FWD
flat lead none 0 10 25 65 60 30.6
flat lead none 0 10 25 65 65 30.7
flat lead none 0 10 25 65 65 33.2
flat lead none 0 10 25 65 65 33.5
2007 2dr Coupe 173-horsepower 2.4L I4
5-speed manual FWD
flat lead none 0 10 25 65 64 32.0
  Averages flat lead none 0 10 25 65 64 32.0
With the 173-horsepower 2.4L I4 engine, 5-speed manual transmission, and front-wheel drive, 2007 Pontiac G5 fuel economy has been averaging 32.0 MPG (miles per gallon).

The 2007 Pontiac G5s in this analysis were driven mostly on the highway at an average speed of 64 miles per hour (about 65 percent of the miles driven). The rest of the miles were in the suburbs (25 percent), in the city (10 percent), and in heavy traffic (0 percent).

In addition the average 2007 Pontiac G5 in this analysis was driven on flat terrain with a lead foot and the AC not used at all.
 
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2007 2dr Coupe 173-horsepower 2.4L I4
4-speed automatic FWD
mtns med none 0 0 25 75 75 24.3
flat med none 20 0 20 60 70 25.6
flat med light 5 35 0 60 75 30.2
mtns med none 0 14 36 50 75 23.6
2007 2dr Coupe 173-horsepower 2.4L I4
4-speed automatic FWD
hills med none 6 12 20 61 74 25.9
  Averages hills med none 6 12 20 61 74 25.9
With the 173-horsepower 2.4L I4 engine, 4-speed automatic transmission, and front-wheel drive, the 2007 Pontiac G5 has been averaging 25.9 MPG (miles per gallon).

The 2007 Pontiac G5s in this analysis were driven mostly on the highway at an average speed of 74 miles per hour (about 61 percent of the miles driven). The rest of the miles were in the suburbs (20 percent), in the city (12 percent), and in heavy traffic (6 percent).

In addition the average 2007 Pontiac G5 in this analysis was driven on hilly terrain with a medium foot and the AC not used at all.
 
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2007 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD
flat lead none 10 15 25 50 81 30.2
flat light none 0 85 10 5 65 27.6
2007 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD
flat med none 5 50 18 28 73 28.9
  Averages flat med none 5 50 18 28 73 28.9
With the 148-horsepower 2.2L I4 engine, 5-speed manual transmission, and front-wheel drive, 2007 Pontiac G5 gas mileage has been averaging 28.9 MPG (miles per gallon).

The 2007 Pontiac G5s in this analysis were driven mostly in the city (about 50 percent of the miles driven). The rest of the miles were on the highway at an average speed of 73 miles per hour (28 percent), in the suburbs (18 percent), and in heavy traffic (5 percent).

In addition the average 2007 Pontiac G5 in this analysis was driven on flat terrain with a medium foot and the AC not used at all.
 
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2007 2dr Coupe 148-horsepower 2.2L I4
4-speed automatic FWD
flat light none 0 0 30 70 70 31.6
flat light none 0 0 30 70 70 28.7
2007 2dr Coupe 148-horsepower 2.2L I4
4-speed automatic FWD
flat light none 0 0 30 70 70 30.2
  Averages flat light none 0 0 30 70 70 30.2
With the 148-horsepower 2.2L I4 engine, 4-speed automatic transmission, and front-wheel drive, 2007 Pontiac G5 fuel economy has been averaging 30.2 MPG (miles per gallon).

The 2007 Pontiac G5s in this analysis were driven mostly on the highway at an average speed of 70 miles per hour (about 70 percent of the miles driven). The rest of the miles were in the suburbs (30 percent), in heavy traffic (0 percent), and in the city (0 percent).

In addition the average 2007 Pontiac G5 in this analysis was driven on flat terrain with a light foot and the AC not used at all.
 
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2006 2dr Coupe 145-horsepower 2.2L I4
5-speed manual FWD
flat med light 3 2 90 5 68 23.8
flat med light 1 1 3 95 74 25.0
2006 2dr Coupe 145-horsepower 2.2L I4
5-speed manual FWD
flat med light 2 2 47 50 71 24.4
  Averages flat med light 2 2 47 50 71 24.4
With the 145-horsepower 2.2L I4 engine, 5-speed manual transmission, and front-wheel drive, the 2006 Pontiac G5 has been averaging 24.4 MPG (miles per gallon).

The 2006 Pontiac G5s in this analysis were driven mostly on the highway at an average speed of 71 miles per hour (about 50 percent of the miles driven). The rest of the miles were in the suburbs (47 percent), in heavy traffic (2 percent), and in the city (2 percent).

In addition the average 2006 Pontiac G5 in this analysis was driven on flat terrain with a medium foot and the AC on only some of the time.

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If you are not a TrueDelta member, you can see only five Pontiac G5 MPG fuel economy averages for each powertrain. Log in or join us to see them all.

 

What Our Members Are Saying about the Real Pontiac G5 MPG

Pontiac G5 Fuel Economy: Pros
YearBody/PowertrainComment
2009 2dr Coupe 155-horsepower 2.2L I4
5-speed manual FWD
best for non-hybrid gasoline
2008 2dr Coupe 171-horsepower 2.4L I4
5-speed manual FWD
I drove fast, all the time, and still averaged 28mpg.
2008 2dr Coupe 171-horsepower 2.4L I4
5-speed manual FWD
The Ecotech engine is one of the most economical on the road today.
2008 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD
once broken in and done properlly, and driven with the engine in its proper spot for efficiency in its powerband, its a great fuel efficient car that has tons of power to surprise!
2008 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD
24/33 for the manual transmission are pretty good fuel economy numbers. I beat the highway numbers on a long trip by a few points if I keep it at 65 mph (a/c on).
2008 2dr Coupe 171-horsepower 2.4L I4
5-speed manual FWD
For a performance model very well average 22-23 mpg city
2007 2dr Coupe 173-horsepower 2.4L I4
5-speed manual FWD
The G5 blends the mileage and power that I was looking for in a car that would do primary duty for commuting to work and back. Was looking to get 30-33 mpg.
2007 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD
Very good economy even when driving it hard.
2007 2dr Coupe 173-horsepower 2.4L I4
5-speed manual FWD
my G5 is great on gas i put 93 in it and i get 28.6 mpg all city no highway. you cant ask for anything better. the power this car has and great gas miles its the best of both worlds.