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Old 05-25-2024, 11:04 AM   #2742
DNSB
Bibliophagist
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Posts: 46,960
Karma: 169810634
Join Date: Jul 2010
Location: Vancouver
Device: Kobo Sage, Libra Colour, Lenovo M8 FHD, Paperwhite 4, Tolino epos
Quote:
Originally Posted by DNSB View Post
Jon, as a Sage owner, I would like to point out that I do not find the battery life to be rubbish. Yes, it is not as good as my other Kobo ereaders but it lasts me 2 to 3 days reading an average of 4 to 5 hours a day. Given that Kobo used to quote the battery life for reading 30 minutes per day, that number is pretty decent. About ⅔ of what I see on my Clara HD or Libra Colour—4 hours for 2 days is equivalent to 16 days using the reading 30 minutes per day with frontlight and WiFi off. Not all that bad for a 1,200mAH battery though I still wonder what some of Kobo's designers were smoking when they gave the power hungry CPU on the Sage the same battery as the Forma.

By comparison, one friend of mine has a Kindle Paperwhite Signature edition. This has a single core CPU and a 1700mAH battery. Amazon rates the battery life at 10 weeks with the usual reading 30 minutes per day (so 35 hours of reading), no WiFi. Real world testing says that after a few deep discharge/charge cycles you will see the equivalent to a 6 week battery life since most people read with the frontlight on and seldom remember to turn WiFi off.
To quote your first response:

Quote:
Originally Posted by John F View Post
WOW, only 30 minutes per day! That makes the Sage look like fantastic battery life.
To quote your second response:

Quote:
Originally Posted by John F View Post
So either the battery only lasts for 30 minutes and you need to charge it, or the battery never needs to be charged when you read 30 minutes a day.

Quote:
Originally Posted by DNSB View Post
Given that Kobo used to quote the battery life for reading 30 minutes per day, that number is pretty decent
Some pieces of information are missing: 30 minutes for X number of days (light setting(s), no wifi, ...).
Have you never noticed how Amazon and Kobo use 30 minutes per day to get their weeks of life numbers. And if you had bothered to read the entire message you responded to and quoted from TWICE, it would take a certain effort not to notice that information. To quote myself:

Quote:
4 hours for 2 days is equivalent to 16 days using the reading 30 minutes per day with frontlight and WiFi off.
Quote:
Amazon rates the battery life at 10 weeks with the usual reading 30 minutes per day (so 35 hours of reading), no WiFi.
I saw no need for more information other than for those who are being deliberately obtuse and/or unable to do simple arithmetic. To repeat twice, suggests that both may be applicable.
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