Broadway Stars Sing âWhat the World Needs Now Is Loveâ on Maya and Marty.
, Mobile Phones Marketing Professional. The average smartphone (powered by a 1500mAh battery) will have a normal battery life of around 10 to 14 hours depending on the usage you have. The main drains will be: screen, data connection, games, music and voice usage. Views Â· View Upvotes.
A Batteryâs Life Expectancy. Newer batteries last longer than car batteries manufactured in the past. Currently, the average lifespan of a car battery is anywhere from 3 to 7 years, depending on the brand. Most mechanics will recommend changing car batteries every 2 to 3 years to be safe. Factors that Wear a Battery Down.