Between 25 and 30 % better fuel economy for same sized engines. (greencarcongress.com)
The different size engine choices gave Japanese buyers a choice of which annual road tax obligation they wanted to pay, and the larger engine offered more standard equipment as compensation. (en.m.wikipedia.org)
Likewise, the modest - sized engine produced excellent acceleration and ran smoothly, helping to deliver a comfortable ride and seamless idle - stop behavior. (cnet.com)