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Samsung Galaxy S21 Ultra Vs Samsung Galaxy S23 Ultra: Battery Comparison

Samsung Galaxy S21 Ultra vs Samsung Galaxy S23 Ultra: Battery Comparison

The battery is one of the most important features to consider when purchasing a smartphone. In this comparison, we will analyze and compare the battery specifications of two of the most popular Samsung smartphones, the Samsung Galaxy S21 Ultra and the Samsung Galaxy S23 Ultra.

Phone battery Comparison
Samsung Galaxy S21 Ultra
Samsung Galaxy S23 Ultra
battery Type
Li-Ion 5000 mAh, non-removable Li-Ion 5000 mAh, non-removable
Battery Test
Endurance rating 114h Endurance rating 126h
battery Charging
Fast charging 25W
USB Power Delivery 3.0
Fast Qi/PMA wireless charging 15W
Reverse wireless charging 4.5W
45W wired, PD3.0, 65% in 30 min (advertised)
15W wireless (Qi/PMA)
4.5W reverse wireless
Battery Review
Review Samsung Galaxy S21 Ultra Battery Review Review Samsung Galaxy S23 Ultra Battery Review

Related for Samsung Galaxy S21 Ultra

Related for Samsung Galaxy S23 Ultra

Battery Type:
Both the Samsung Galaxy S21 Ultra and the Samsung Galaxy S23 Ultra feature a Li-Ion 5000 mAh non-removable battery.

Battery Test:
In terms of endurance rating, the Samsung Galaxy S23 Ultra has a longer battery life with an endurance rating of 126h compared to the Samsung Galaxy S21 Ultra’s 114h rating.

Battery Charging:
The Samsung Galaxy S23 Ultra has faster wired charging capabilities with 45W wired charging, PD3.0, and 65% charging in just 30 minutes (advertised). On the other hand, the Samsung Galaxy S21 Ultra has fast charging capabilities of 25W, USB Power Delivery 3.0, and fast Qi/PMA wireless charging of 15W, along with reverse wireless charging of 4.5W. The Samsung Galaxy S23 Ultra also has 15W wireless charging (Qi/PMA) and 4.5W reverse wireless charging.

Battery Review:
According to reviews, both smartphones have exceptional battery life and can last a full day with heavy usage. However, the Samsung Galaxy S23 Ultra’s longer battery life and faster charging capabilities make it a more attractive option for power users.

Additional Information:
It’s important to note that battery life can vary depending on usage and settings. Both smartphones feature power-saving modes that can extend the battery life. Additionally, the battery life can be affected by the screen size and resolution, as well as processor performance.

In conclusion, the Samsung Galaxy S23 Ultra has a longer battery life and faster charging capabilities compared to the Samsung Galaxy S21 Ultra. However, both smartphones have exceptional battery life and are suitable for heavy usage. When making a purchasing decision, it’s important to consider your usage needs and preferences.

Full Specs Comparison For Samsung Galaxy S21 Ultra vs Samsung Galaxy S23 Ultra