Apparently, the battery life problem of mobile phones has been plaguing consumers, for years unending. As a result, more mobile phone manufacturers currently promote the battery life of mobile phones as a new selling point. Recently, research was conducted on a total of 12 mainstream flagship mobile phones of 2020. That is, the 12 2020 flagship phone battery test was carried out on Samsung S20Ultra 5G, Xiaomi Note10Pro, Huawei P40Pro 5G, oppo FindX2Pro, OnePlus 8, Samsung S20 +, iPhone SE, Samsung A71, Realme X50 Pro 5G, Huawei P40, Samsung S20 and Realme 6.
The focus of the test in on the battery life o the previously mentioned devices and the objective is to rank the battery life/endurance of the said devices.
12 2020 Flagship Phone Battery test: Result After two Hours of use
Below is the table showing the results after 2 hours and 27 minutes of battery life test.
| Phone Name | Battery Life Percentage after 2 hours of Usage |
| Samsung S20Ultra 5G | 77% |
| Xiaomi Note10Pro | 83% |
| Huawei P40Pro 5G | 79% |
| oppo FindX2Pro | 74% |
| OnePlus 8 | 78% |
| Samsung S20 + | 75% |
| iPhone SE 2020 | 46% |
| Samsung A71 | 81% |
| Realme X50 Pro 5G | 77% |
| Huawei P40 | 78% |
| Samsung S20 | 73% |
| Realme 6 | 70% |
Especially relevant: 4 Selected Flagship Phones Battery Life Test and how Samsung S10+ Emerges the Winner
The highest remaining battery percentage is Samsung A71, and the lowest remaining battery percentage is iPhone SE.
Test Result After Video Game and Video Playback
After being fully charged, the 12 phones were used aggressively to play video games, web browsing, and video streaming. the 12 phones of Samsung S20Ultra 5G, Xiaomi Note10Pro, Huawei P40 Pro 5G, Oppo Find X2 Pro, OnePlus 8, Samsung S20 +, iPhone SE, Samsung A71, Realme X50 Pro 5G, Huawei P40, Samsung S20, Realme 6.
The time spent on exhaustion is 7 hours 51 minutes, 8 hours 40 minutes, 7 hours 52 minutes, 7 hours 24 minutes, 8 hours 40 minutes, 7 hours 52 minutes, 4 hours 20 minutes, 8 hours 23 minutes, 8 Hours 14 Minutes, 7 hours 2 minutes, 7 hours 45 minutes, 6 hours 43 minutes. See the table below:
| Phone Models | Battery Exhaustion Time After Using aggressively |
| Samsung s20 Ultra 5G | 7 Hours 51 Minutes |
| Xiaomi Mi Note 10 Pro | 8 Hours 40 Minutes |
| Huawei P40 Pro 5G | 7 Hours 52 Minutes |
| OPPO Find X2 Pro | 7 Hours 24 Minutes |
| OnePlus 8 | 8 Hours 40 Minutes |
| Samsung s20+ | 7 Hours 52 Minutes |
| iPhone SE 2020 | 4 Hours 20 Minutes |
| Samsung A71 | 8 Hours 23 Minutes |
| Realme X50 Pro 5G | 8 Hours 14 Minutes |
| Huawei P40 | 7 Hours 2 Minutes |
| Samsun S20 | 7 Hours 45 Minutes |
| Realme 6 | 6 Hours 43 Minutes |
Ranking According to the Total Battery Endurance Test
According to the time spent, the first place is Xiaomi Note10Pro and OnePlus 8, the second place is Samsung A71, the third place is Realme X50 Pro 5G, the fourth place is Huawei P40Pro 5G and Samsung S20+, the fifth-place Samsung S20 Ultra, sixth place is Huawei P40, seventh place is oppo FindX2Pro, eighth place is Realme 6, and ninth position goes to iPhone SE. Out of all the 12 mobile phones, which one do you prefer?
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