From: Frontier battery development for hybrid vehicles
Honda Civic EPA’s MPG
Gasoline
Hybrid
2003-2005
34
47.5
2006-2008
35
50
1 cycle
2.94%
5.26%
2 cycle
5.88%
10.52%
3 cycle
8.82%
15.78%
Averaged over 14 years
0.63%
1.13%