Apple 14pm with fast charge and slow charge which is better, this problem is difficult to generalize. There are pros and cons to both fast and slow charging, depending on your needs and usage scenarios.
The advantage of fast charging is that the charging speed is fast, and it can be fully charged in a short time, improving efficiency. However, fast charging may cause some damage to the battery, resulting in shorter battery life, while fast charging may also cause some damage to other hardware.
The advantage of slow charging is that it is slow to charge, but it is relatively safer and more reliable, and will not cause damage to the battery and hardware. However, slow charging requires longer charging time and is less efficient. To sum up, if you need fast charging, you can choose fast charging; If you need a safer way to charge, you can choose slow charge.