Top Vehicles MPG (US)
Gasoline cars, last 90 days...
1.2000 Honda Insight 64.13
2.2004 Honda Insight 58.65
3.2016 Nissan Versa SV Sedan55.74
4.1992 honda civic vx53.52
5.1990 Mazda Miata 52.07
6.2020 Toyota Corolla LE51.82
7.2007 Toyota Yaris 48.04
8.2017 Honda Civic Lx47.61
9.2014 Mazda 3 i Sport45.59
10.1990 Honda Civic DX43.21
More top-10 MPG lists:
hybrids, diesels, trucks, motorcycles & more
 
Highest MPG for a non-hybrid: Mitsubishi Mirage
Best non-hybrid MPG: 2014 Mitsubishi Mirage?
Mitsubishi says its new Mirage subcompact will get the best MPG of any non-hybrid: 44 mpg (US) highway, 37 city. (Some drivers are already beating that in various economy driving contests.) How? An efficient 1.2L, 3-cylinder engine, very light weight and aerodynamic design.
 
Latest forum activity

What is Ecomodding?
Welcome to EcoModder.com, an automotive community where performance is judged by efficiency and economy rather than power and speed. EcoModders employ a combination of vehicle mods, driving techniques, and common sense to go as far as possible as inexpensively as possible. Reasons for becoming a member range from the economical to the ecological. More info about where EcoModding came from.
 
Top picks from the EcoModder forum and blog

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Notable eco-cars (old & new) spotted in the wild: post your pics! Notable eco-cars (old & new) spotted in the wild: post your pics!

Check out interesting and rare eco-cars that people have stumbled across, and share findings of your own!

Started by MetroMPG in forum: General Efficiency Discussion - 1418 replies

Replace your car battery with capacitors!

A good discussion on replacing a starting battery with ultra capacitors in cars, trucks, and motorcycles.

Started by redneck in forum: EcoModding Central - 391 replies
Replace your car battery with capacitors!

You know you You know you're an ecomodder if/when...

One of the more popular threads on EcoModder, this is a lighthearted and tongue-in-cheek look at the many potential signs and symptoms that you may be more interested in fuel economy than the average person...

Started by Tango Charlie in forum: The Lounge - 2466 replies

Efficient, cheap beaters! Used car ads: 35 mpg highway or more for $1500 or less

People often sign up on the forum seeking advice on cheap, economical beaters. The purpose of this thread is to go beyond the hypothetical, and post actual ads of actual available cars. They're out there, people. (Our non-North American members should feel free to laugh at our concept of 'efficient' little cars.)

Started by MetroMPG in forum: For Sale - 1389 replies
Efficient, cheap beaters! Used car ads: 35 mpg highway or more for $1500 or less

Commercially produced aerodynamic pickup bed cap Commercially produced aerodynamic pickup bed cap

Brett Herndon is a genuine craftsman who has combined his skill in clay modeling with his knowledge of aerodynamics to produce a professional quality aerodynamic truck cap which will literally pay for itself in gas savings. It's unlike anything you've seen before: it can be used as a big hatchback, transformed into a conventional box cap, or have its top removed to make room for oversize loads. Brett is taking his handiwork into commercial production, and is a success story waiting to happen.

Started by MetroMPG in forum: Aerodynamics - 635 replies

Buy a trailer (instead of a pickup truck)

This is a thread for anyone thinking about getting a pickup truck as a first or second vehicle when adding a trailer to your car would do instead (and save you lots of fuel & money).

Started by oil pan 4 in forum: General Efficiency Discussion - 1166 replies
Buy a trailer (instead of a pickup truck)

94 Caprice Wagon 5.7L project--46 MPG so far 94 Caprice Wagon 5.7L project--46 MPG so far

A huge boat of a vehicle modded to get some crazy good mileage.

Started by funkhoss in forum: EcoModding Central - 134 replies

1st Gen Toyota Tundra Aeroshell Build

Macskyver chronicles the building of his beautiful wooden aeroshell for his Toyota Tundra.

Started by Macskyver in forum: Aerodynamics - 205 replies
1st Gen Toyota Tundra Aeroshell Build

Paul & Sabrina Paul & Sabrina's cheap DIY 144v motor controller

A thread and project of epic proportions where Paul designs a DIY 144V DC electric motor controller.

Started by MPaulHolmes in forum: Open ReVolt: open source DC motor controller - 7350 replies

What's your best motorcycle MPG?

Lots of EcoModder members own motorcycles for commuting, for play or to as primary vehicles. In this long thread, owners chime in with their best numbers: what (and how) they were riding to achieve great MPG.

Started by MetroMPG in forum: Motorcycles / Scooters - 433 replies
What

Old square sedan kammback Old square sedan kammback

Joris documents the construction and testing of a nicely made aluminum-skinned Kammback on his (very squared off) notchback Euro Volvo sedan. The addition is cleverly attached at the drip rails and hinged to preserve access to the factory trunk/boot.

Started by Joris in forum: Aerodynamics - 82 replies

Got 2.25 L/100 km 104.36 mpg (US) at 80 km/h avg speed

Vekke's modified Volkswagen Lupo 3L is getting closer to his 2L / 100 km goal (118 mpg US) at 100 km/h (62 mph) average speed. The car currently has a number of major aerodynamic modifications - one of which is just 80 mm of ground clearance - and more are planned.

Started by Vekke in forum: Success Stories - 19 replies
Got 2.25 L/100 km 104.36 mpg (US) at 80 km/h avg speed

Honda Insight Tail Extension Project Honda Insight Tail Extension Project

What happens when you start with one of the most aerodynamic production cars ever sold and add a custom-crafted tail to make it even more efficient? Initial testing showed an improvement in fuel economy of 10.3% at 56 mph, or tentatively around an 18% reduction in aero drag. With this tail and other aero modifications in place, the car is regularly returning 100+ MPG tanks in every day use in warm weather.

Started by 3-Wheeler in forum: Aerodynamics - 540 replies

1946 Chevy Prius Truck

Watch how member Hoopie is integrating a 2001 Prius platform & drivetrain into a 1946 Chevy Truck, with the goal of making the changes invisible to the casual observer.

Started by Hoopie in forum: Hybrids - 291 replies
1946 Chevy Prius Truck

Shift points: EPA testing of manual transmissions (why beating MT ratings is easier) Shift points: EPA testing of manual transmissions (why beating MT ratings is easier)

Find out why it is easier to beat manual transmission EPA ratings than automatic transmission EPA ratings.

Started by MetroMPG in forum: Hypermiling / EcoDriver's Ed - 45 replies

Aerocivic - how to drop your Cd from 0.31 to 0.17

The first of its kind, the Aerocivic. This car has been pumping out hybrid smashing mileage for years now. VERY impressive build.

Started by basjoos in forum: Aerodynamics - 802 replies
Aerocivic - how to drop your Cd from 0.31 to 0.17

Urba Centurion Update - (Kubota diesel, 100+ MPG in mixed driving - Fall 2012 on) Urba Centurion Update - (Kubota diesel, 100+ MPG in mixed driving - Fall 2012 on)

Changzuki describes the progress of this diesel-powered custom car, with Triumph Spitfire manual transmission and rear differential. Top speed from the 850 cc Kubota is 65 mph, and it's returning 100+ MPG in mixed driving.

Started by changzuki in forum: EcoModding Central - 702 replies

Echo-Troll Modding Thread (2005 Toyota Echo)

Follow the progress of an extensive aeromodding project on a 2005 Toyota Echo 1.5L , 5-speed. EPA : 30 City \ 38 HWY \ 33 Combined MPG (US). Modified MPG: 60 to 75 MPG in a 4.3 mile commute \ 60 to 67 mpg on the highway.

Started by echo-francis in forum: EcoModding Central - 331 replies
Echo-Troll Modding Thread (2005 Toyota Echo)

VW Lupo 3L --> 2L VW Lupo 3L --> 2L

Vekke has taken one of the world's most efficient cars and is modifying it extensively for even better results. "Best fuel consumption so far is 2.24 L/100km at 80 km/h average speed, which equals 105 MPG (US) at 50 MPH avg. speed."

Started by Vekke in forum: EcoModding Central - 388 replies

Recumbent Honda 90

Ironside customizes and aeromods his Honda 90 motorcycle into a recumbent.

Started by Ironside in forum: Motorcycles / Scooters - 178 replies
Recumbent Honda 90


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Save fuel with a ScanGauge II fuel economy computer


Read review & learn more

Chevrolet Aveo forum: discussion of the Chevy Aveo and its siblings (Pontiac Wave, Pontiac G3, Suzuki Swift+, Daewoo Kalos).




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