How Long Can A Car Battery Last Without Being Charged. Expect it to take a minimum of eight to 14 hours but if youve got a big car you could. Sealed Lead Acid batteries should be charged at least every 6 9 months.

If your car has an alarm system the battery will go flat more quickly. Find A Store Near You. A brand new fully charged battery will last two months or more.
Sealed Lead Acid batteries should be charged at least every 6 9 months.
On the other hand if you are driving in the city the charging of the battery may take 1 hour or even more to be fully charged. Find A Store Near You. If the car is being driven on a motorway with high RPM then it will only take 30 minutes to get the battery completely charged. On the other hand if you are driving in the city the charging of the battery may take 1 hour or even more to be fully charged.
