Does the samsung “battery life extender” work?











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I have bought a Samsung series 9 15inch (NP900X4C), and there is an option called battery life extender :




Sets the maximum battery charge level to 80% to extend the battery
lifetime.




Samsung wrote an article about it, but I could not find much more information. Does anyone has tested this ? How much longer my battery will last with this option ?










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  • 1




    Dunno what the numbers are, but (speaking as an EE) the concept is sound, and I use a similar feature on my Vaio. My SWAG is that it should roughly double battery life, for a laptop that is usually plugged in.
    – Daniel R Hicks
    Sep 17 '12 at 21:34

















up vote
8
down vote

favorite
2












I have bought a Samsung series 9 15inch (NP900X4C), and there is an option called battery life extender :




Sets the maximum battery charge level to 80% to extend the battery
lifetime.




Samsung wrote an article about it, but I could not find much more information. Does anyone has tested this ? How much longer my battery will last with this option ?










share|improve this question




















  • 1




    Dunno what the numbers are, but (speaking as an EE) the concept is sound, and I use a similar feature on my Vaio. My SWAG is that it should roughly double battery life, for a laptop that is usually plugged in.
    – Daniel R Hicks
    Sep 17 '12 at 21:34















up vote
8
down vote

favorite
2









up vote
8
down vote

favorite
2






2





I have bought a Samsung series 9 15inch (NP900X4C), and there is an option called battery life extender :




Sets the maximum battery charge level to 80% to extend the battery
lifetime.




Samsung wrote an article about it, but I could not find much more information. Does anyone has tested this ? How much longer my battery will last with this option ?










share|improve this question















I have bought a Samsung series 9 15inch (NP900X4C), and there is an option called battery life extender :




Sets the maximum battery charge level to 80% to extend the battery
lifetime.




Samsung wrote an article about it, but I could not find much more information. Does anyone has tested this ? How much longer my battery will last with this option ?







battery-life






share|improve this question















share|improve this question













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edited Aug 22 '16 at 19:38









Hennes

58.7k792141




58.7k792141










asked Sep 17 '12 at 20:52









Benjamin Crouzier

1,97892440




1,97892440








  • 1




    Dunno what the numbers are, but (speaking as an EE) the concept is sound, and I use a similar feature on my Vaio. My SWAG is that it should roughly double battery life, for a laptop that is usually plugged in.
    – Daniel R Hicks
    Sep 17 '12 at 21:34
















  • 1




    Dunno what the numbers are, but (speaking as an EE) the concept is sound, and I use a similar feature on my Vaio. My SWAG is that it should roughly double battery life, for a laptop that is usually plugged in.
    – Daniel R Hicks
    Sep 17 '12 at 21:34










1




1




Dunno what the numbers are, but (speaking as an EE) the concept is sound, and I use a similar feature on my Vaio. My SWAG is that it should roughly double battery life, for a laptop that is usually plugged in.
– Daniel R Hicks
Sep 17 '12 at 21:34






Dunno what the numbers are, but (speaking as an EE) the concept is sound, and I use a similar feature on my Vaio. My SWAG is that it should roughly double battery life, for a laptop that is usually plugged in.
– Daniel R Hicks
Sep 17 '12 at 21:34












1 Answer
1






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up vote
12
down vote













The short answer is Yes, it will extend the battery life.

But can't exactly tell How much will it extend your battery life. But according to my findings and some research papers it should roughly double the life.



As your device uses a Li-Po (Lithium Polymer) battery, the word “polymer” has been used as promotional hype and otherwise it almost similar to standard Li-ion. So everything that applies to Li-ion also applies to Li-Po.




A study* claims that overcharging by 0.01V reduced the life of an Li-Ion accumulator by more than 50%. The conclusion was that by reducing the charging to 80% of the full capacity you can prolong the life of accumulator very significantly.




Most Li-ions are charged to 4.20 V/cell and every reduction of 0.10 V/cell is said to double cycle life.
For example, a lithium-ion cell charged to 4.20 V/cell typically delivers 300–500 cycles. If charged to only 4.10 V/cell, the life can be prolonged to 600–1,000 cycles; 4.00 V/cell should deliver 1,200–2,000 and 3.90 V/cell 2,400–4,000 cycles.



It is sure that a Partial Charge is always better than a Full charge for a Li-ion. And a partial recharge will Prolong the battery life.




See here a detailed article on Relation between Charge level and Longevity of Lithium batteries.

A helpful chart about - How to Charge - When to Charge
* K. Asakuraa, M. Shimomurab, Т. Shodai, "Study of life evaluation methods for Li-ion batteries for backup applications", Journal of Power Source, 2003, PDF: http://144.206.159.178/ft/641/92454/1607542.pdf






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  • But don't these batteries have their own protection? 80% is too much for me.
    – Qwerty
    Jun 26 '13 at 23:12











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up vote
12
down vote













The short answer is Yes, it will extend the battery life.

But can't exactly tell How much will it extend your battery life. But according to my findings and some research papers it should roughly double the life.



As your device uses a Li-Po (Lithium Polymer) battery, the word “polymer” has been used as promotional hype and otherwise it almost similar to standard Li-ion. So everything that applies to Li-ion also applies to Li-Po.




A study* claims that overcharging by 0.01V reduced the life of an Li-Ion accumulator by more than 50%. The conclusion was that by reducing the charging to 80% of the full capacity you can prolong the life of accumulator very significantly.




Most Li-ions are charged to 4.20 V/cell and every reduction of 0.10 V/cell is said to double cycle life.
For example, a lithium-ion cell charged to 4.20 V/cell typically delivers 300–500 cycles. If charged to only 4.10 V/cell, the life can be prolonged to 600–1,000 cycles; 4.00 V/cell should deliver 1,200–2,000 and 3.90 V/cell 2,400–4,000 cycles.



It is sure that a Partial Charge is always better than a Full charge for a Li-ion. And a partial recharge will Prolong the battery life.




See here a detailed article on Relation between Charge level and Longevity of Lithium batteries.

A helpful chart about - How to Charge - When to Charge
* K. Asakuraa, M. Shimomurab, Т. Shodai, "Study of life evaluation methods for Li-ion batteries for backup applications", Journal of Power Source, 2003, PDF: http://144.206.159.178/ft/641/92454/1607542.pdf






share|improve this answer























  • But don't these batteries have their own protection? 80% is too much for me.
    – Qwerty
    Jun 26 '13 at 23:12















up vote
12
down vote













The short answer is Yes, it will extend the battery life.

But can't exactly tell How much will it extend your battery life. But according to my findings and some research papers it should roughly double the life.



As your device uses a Li-Po (Lithium Polymer) battery, the word “polymer” has been used as promotional hype and otherwise it almost similar to standard Li-ion. So everything that applies to Li-ion also applies to Li-Po.




A study* claims that overcharging by 0.01V reduced the life of an Li-Ion accumulator by more than 50%. The conclusion was that by reducing the charging to 80% of the full capacity you can prolong the life of accumulator very significantly.




Most Li-ions are charged to 4.20 V/cell and every reduction of 0.10 V/cell is said to double cycle life.
For example, a lithium-ion cell charged to 4.20 V/cell typically delivers 300–500 cycles. If charged to only 4.10 V/cell, the life can be prolonged to 600–1,000 cycles; 4.00 V/cell should deliver 1,200–2,000 and 3.90 V/cell 2,400–4,000 cycles.



It is sure that a Partial Charge is always better than a Full charge for a Li-ion. And a partial recharge will Prolong the battery life.




See here a detailed article on Relation between Charge level and Longevity of Lithium batteries.

A helpful chart about - How to Charge - When to Charge
* K. Asakuraa, M. Shimomurab, Т. Shodai, "Study of life evaluation methods for Li-ion batteries for backup applications", Journal of Power Source, 2003, PDF: http://144.206.159.178/ft/641/92454/1607542.pdf






share|improve this answer























  • But don't these batteries have their own protection? 80% is too much for me.
    – Qwerty
    Jun 26 '13 at 23:12













up vote
12
down vote










up vote
12
down vote









The short answer is Yes, it will extend the battery life.

But can't exactly tell How much will it extend your battery life. But according to my findings and some research papers it should roughly double the life.



As your device uses a Li-Po (Lithium Polymer) battery, the word “polymer” has been used as promotional hype and otherwise it almost similar to standard Li-ion. So everything that applies to Li-ion also applies to Li-Po.




A study* claims that overcharging by 0.01V reduced the life of an Li-Ion accumulator by more than 50%. The conclusion was that by reducing the charging to 80% of the full capacity you can prolong the life of accumulator very significantly.




Most Li-ions are charged to 4.20 V/cell and every reduction of 0.10 V/cell is said to double cycle life.
For example, a lithium-ion cell charged to 4.20 V/cell typically delivers 300–500 cycles. If charged to only 4.10 V/cell, the life can be prolonged to 600–1,000 cycles; 4.00 V/cell should deliver 1,200–2,000 and 3.90 V/cell 2,400–4,000 cycles.



It is sure that a Partial Charge is always better than a Full charge for a Li-ion. And a partial recharge will Prolong the battery life.




See here a detailed article on Relation between Charge level and Longevity of Lithium batteries.

A helpful chart about - How to Charge - When to Charge
* K. Asakuraa, M. Shimomurab, Т. Shodai, "Study of life evaluation methods for Li-ion batteries for backup applications", Journal of Power Source, 2003, PDF: http://144.206.159.178/ft/641/92454/1607542.pdf






share|improve this answer














The short answer is Yes, it will extend the battery life.

But can't exactly tell How much will it extend your battery life. But according to my findings and some research papers it should roughly double the life.



As your device uses a Li-Po (Lithium Polymer) battery, the word “polymer” has been used as promotional hype and otherwise it almost similar to standard Li-ion. So everything that applies to Li-ion also applies to Li-Po.




A study* claims that overcharging by 0.01V reduced the life of an Li-Ion accumulator by more than 50%. The conclusion was that by reducing the charging to 80% of the full capacity you can prolong the life of accumulator very significantly.




Most Li-ions are charged to 4.20 V/cell and every reduction of 0.10 V/cell is said to double cycle life.
For example, a lithium-ion cell charged to 4.20 V/cell typically delivers 300–500 cycles. If charged to only 4.10 V/cell, the life can be prolonged to 600–1,000 cycles; 4.00 V/cell should deliver 1,200–2,000 and 3.90 V/cell 2,400–4,000 cycles.



It is sure that a Partial Charge is always better than a Full charge for a Li-ion. And a partial recharge will Prolong the battery life.




See here a detailed article on Relation between Charge level and Longevity of Lithium batteries.

A helpful chart about - How to Charge - When to Charge
* K. Asakuraa, M. Shimomurab, Т. Shodai, "Study of life evaluation methods for Li-ion batteries for backup applications", Journal of Power Source, 2003, PDF: http://144.206.159.178/ft/641/92454/1607542.pdf







share|improve this answer














share|improve this answer



share|improve this answer








edited Jun 28 '13 at 16:39

























answered Sep 29 '12 at 20:07









Ankit

3,69211329




3,69211329












  • But don't these batteries have their own protection? 80% is too much for me.
    – Qwerty
    Jun 26 '13 at 23:12


















  • But don't these batteries have their own protection? 80% is too much for me.
    – Qwerty
    Jun 26 '13 at 23:12
















But don't these batteries have their own protection? 80% is too much for me.
– Qwerty
Jun 26 '13 at 23:12




But don't these batteries have their own protection? 80% is too much for me.
– Qwerty
Jun 26 '13 at 23:12


















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