What is the environmental impact of different types of car fuels and technologies?

Nissan Versa. Finally, the pinnacle of Nissan fuel efficiency is represented in the Nissan Versa. A popular first car, or ideal for those downsizing after years ... Today's AAA National Average. $3.180. Price as of 5/2/25. USA Map. National Retail Prices. 4.773 to 3.304. 3.303 to 3.106. 3.105 to 2.998. 2.997 to 2.889. A higher-octane rating means the fuel is better balanced and stabilized against spontaneous combustion, which can cause knocking and damage to a car engine. For 2025, the Hyundai Elantra Hybrid takes the 1st place price for best city, highway, and combined fuel economy, coming in at a combined 54 mpg. The Elantra ... May 13, 2011 ... A car with manual transmission will always get better mileage than one with an automatic. Reality: Newer automatic transmissions can get the ... Most Fuel-efficient Cars: Hyundai Hybrid Models ; Elantra Hybrid, 54 mpg, 53 ; Sonata Hybrid, 52 mpg, 50 ; Tucson Hybrid, 38 mpg, 38 ; Santa Fe Hybrid, 34 mpg, 31 ... In this guide, we'll explore the top most fuel-efficient rides, whether you're eyeing the best hybrid vehicles, plug-in hybrids (PHEV), or traditional gasoline ... The Toyota Corolla has an EPA-estimated fuel economy rating of up to 35 mpg combined * while the Toyota Corolla Hybrid has an EPA-estimated fuel economy rating ... Feb 12, 2025 ... Toyota is the top fuel-efficient car brand, according to Rob Dillan, automotive expert and founder of EVhype. “Toyota Prius offers up to 57 mpg combined. The best thing you can do for the road ahead is be smart when it comes to fuel economy. If you want to squeeze out every last quarter mile from your hard ...