During frequent business trips or long journeys, the phone with the most powerful battery will become your indispensable friend. It is the possibility of continuous operation without recharging that is the main advantage of this class of devices. But at the same time, their functionality is minimal. Within the framework of this article, X-treme models from Sigma mobile, P7 from Senseit and LionKing800 will be considered.
X-treme
The main model of Sigma mobile cannot boast of phenomenal technical characteristics. But at the same time, there are two points that distinguish X-treme from other devices. First, it's a phone with the most powerful battery you can buy. Its capacity is 3600 mAh. In standby mode, it can go without recharging for 30 days, according to the manufacturer. But during a conversation, it will last for 13 hours. Secondly, this mobile phone is equipped with a case with a high degree of protection. That is, it is resistant to dust and moisture.
The rest of its parameters are not distinguished by anything special. The usual screen, the diagonal of which is 1.8 inches. The display resolution is 240 pixels wide and 320 pixels long. 0.3MP VGA camera. Built-in memory it has 1.8 GB, which can be increased using a memory card up to 16 GB. Connectivity in X-treme is implemented in the following ways: USB and Bluetooth.
P7
The second phone with the most powerful battery on the market is the P7 from Senseit. They have a lot in common with the previous model. First of all, this is the battery capacity, which, as in the previous case, is still the same 3600 mAh. It is enough for a month of work in standby mode and for half a day of continuous conversation. Secondly, its case is exactly the same: it is protected from moisture and dust. But the screen is slightly smaller - only 1.77 inches, the resolution of which is 128 pixels wide by 160 pixels high. The camera is similar to the X-treme - all the same 0.3 megapixels. The built-in memory in this model is 200 MB more than that of the analogue from Sigma mobile, and it is 2 GB here. If necessary, it can be increased up to 16 GB using a microSD memory card. The set of communications in it is exactly the same as in the previous mobile phone - USB and Bluetooth.
LionKing800
LionKing800 is a unique development of a little-known Chinese company. It is the phone with the most powerful battery in the world. Its capacity is 16800 mAh. This capacity is enough for a year of work in standby mode and up to 5 days with a continuous conversation. The rest of its characteristics are nothing outstanding. This phone's screentouch, diagonal - 3, 2 inches. The display resolution is 240 pixels wide and 320 pixels long. Built-in memory in
LionKing800 is a few kilobytes, so you can't do without a memory card. It is equipped with 2 cameras. One is for video calls and the other is for photos and videos. The set of communications in it is the same as in the previous two models.
Choice
LionKing800 has no analogues in terms of capacity. Its price of $145 is justified. But this model has one significant drawback - it cannot be bought today. Therefore, the choice is limited to X-treme and P7 devices. These are cell phones with a powerful battery capacity of 3600 mAh each. The technical component of them is almost identical. But the price differs significantly. For P7 it is 160 USD. X-treme will cost you 110 USD, which makes it the best buy. It is in terms of price / quality ratio that it has no analogues.
Results
A mobile phone with a powerful battery will be indispensable when you travel a lot. It can work for a long time without recharging - this is its main advantage. Among the reviewed models, the X-treme from Sigma mobile looks like the most profitable purchase in terms of price / quality ratio.
