Yes, you can increase it with tune-ups and by upgrading the engine.
There are many online shops that provide best mpg for auto cars. Amazon.com is one of online shop that provides best mpg for auto cars. You can visit www.amazon.com
vw.
28 MPG is pretty average for many cars on the road, so 31 MPG is good.
Right now, the best MPG cars on the market are hybrids. The Ford Fiesta and Nissan Leaf are just two cars that get some of the best MPG right now. These two cars have an incredible MPG and can get anywhere from 70 to 90 MPG. Before purchasing a vehicle research its fuel efficiency to ensure that you will get the most miles to the gallon.
There are many efficient cars out on the market today. The best MPG car you can buy at the moment is the 2012 Smart For two Coupe at $347/MPG. Coming in next is the 2012 Nissan Versa Manual at $366/MPG.
A good place to compare cars' fuel economy is at http://www.fueleconomy.gov. This includes statistics of smart cars and regular cars to compare them.
http://www.fueleconomy.gov/
Top 5 Most Fuel Efficient American Cars: Ford Escape Hybrid – 36 mpg city / 31 mpg highway Chevy Aveo – 26 mpg city / 35 mpg highway Ford Focus – 26 mpg city / 34 mpg highway Chevy Cobalt – 25 mpg city / 34 mpg highway Ford Fusion – 24 mpg city / 32 mpg highway Top 5 Most Fuel Efficient Japanese Cars: Honda Insight – 60 mpg city / 66 mpg highway Toyota Prius – 60 mpg city / 51 mpg highway Honda Civic Hybrid – 49 mpg city / 51 highway Toyota Corolla – 32 mpg city / 41 mpg highway Toyota Matrix – 30 mpg city / 36 mpg highway
Currently Toyota has a few cars that have 40 mpg, such as the Camry, the Corolla, the Prius and the Yaris. Honda has a few cars that have approximately 40 mpg such as the Civic, the Accord, or the CR-V.
The most reliable website to find information on which cars have the best MPG is kellybluebook. At this site you will be able to compare cars with one another.
If you are looking for more information on Which hybrid cars are the best as far as MPG, the best place to find your information is on www.fueleconomy.gov/feg/hybrid_sbs_cars.shtml
According to the government, the minimum MPG a "fuel efficient" car right now must get is 27.5. That has been the case for almost 20 years. Next year it will change to 30.2 MPG. Most cars you find will exceed those numbers.