For those looking for a Dell with long battery life, Dell's Latitude series is the best bet with several models approaching 19 hours of outlet-less power. They come in various sizes to cater to each type of professional, too, ranging from the 12-inch E4200 to the 15.4-inch E6500.
When using a laptop as a desktop replacement the battery should not be left in for long periods of time. The laptop will over time discharge the battery. Remove the battery,making sure that it is charged to 50% and store it in a dry, warm place. Ensure that it is wrapped protectively and nothing will be dropped on it,green your laptop batteries from my-batteries.net ,hope that helps.
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"A Dell battery warranty is for one year, which is less time than the computer warranty. Dell acknowledges that the battery life is shorter than the life of the machine and falls into the ""consumable"" category."
The battery life on a Dell Inspiron 6400, 9 cell battery can last anything from 3h30mins to 5h30mins. The mainly depends on how the power saving mode has been set, when you reduce the computer's performance you save battery life.
The Dell Latitude D610 Notebook has an average battery life of 4 hours depending on power settings and applications running.
The battery life of the Dell d800 laptop does not get very good reviews. The battery holds a charge of approximately 250 minutes worth of battery life.
Some of the features of the Dell Inspiron E1505 laptop is that the computer has good speakers, multitasks very well, and has a very long battery life.
It depends on how you use and maintain it.
The battery life for the Dell Inspiron Mini 9 provides over 4 hours of battery life.
The Samsung Galaxy Note II (T-Mobile) has the longest battery life for a smartphone. The website Lap Top Mag offers a look at the top 10 smartphones known to have the longest battery life.
The battery life of a Mac and Dell cannot be directly compared, as they depend completely on the model. There are models of each brand that have battery lives that would be better than the other brand's.
The phone T700+ has an 8.8 Ah battery claiming to last 150 days in standby.
Sanyo and Samsung both make camcorders that have the longest battery life.
The laptop with the longest battery life is the Lenovo ThinkPadX603 it has a capacity of 8hrs and 16 mins. The following are ranked consecutively, FujitsuQ2010 (7hrs 38mins), Dell Inspiron E1405 (7hrs. 21mins), Panasonic ToughBook74 (7hr. 18min), Leovo ThinkPadR60 (6hrs. 28mins) and last but not least HP Compaq nc2400 (6hrs. 6mins)