How big is it and how long does the battery last? The Kindle Fire measures 7.5 by 4.7 by 0.45 inches and weighs 14.6 ounces. It will feel similar to other 7-inch tablets in your hands. The battery is rated for up to 8 hours of continuous reading or 7.5 hours of video playback, with the Wi-Fi turned off.Click to see full answer. In respect to this, do Kindles wear out?As long as you keep the screen safe, Kindles can last for many years. But eventually the battery is going to wear out, and it will get to the point where it no longer holds a charge. Most people just get rid of their old Kindles when the battery dies.Also Know, is a Fire tablet the same as a Kindle? Amazon has quietly dropped the “Kindle” moniker from its line of tablets, now simply called Fire HD or Fire HDX. A company spokeswoman confirmed the new names for the mobile devices, formerly called Kindle Fire tablets. Then, how long does a Kindle battery last before replacement? While the standard life of a Kindle Paperwhite battery is roughly 28 hours in total from fully charged to dead dry, just how long that time lasts can vary depending on how you use it. For those who do just a little light reading now and then, a month or more could go by between plug-ins.Can a Kindle Fire be repaired?If you are having these issues with your Kindle Fire, or other ones, and you just can’t fix them yourself, then getting them professionally repaired is a great option. They can fix a wide range of Kindle Fire issues, and make your Kindle Fire work just like it did when you first bought it.