Review
- Battery Size
- Xiaomi Redmi Note 7 Pro is powered by a 4000mAh Li-Polymer battery.
- Type: Non-removable
- Technology: Lithium-polymer (Li-Po) is very light and has high energy density.
- It will provide an extended usage period, which is ideal for heavy and light users.
- Charging Standards
- The phone supports Quick Charge 4.0 technology. It is faster compared to other chargers.
- Fast Charging: Up to 18W charging speed
- Charger in Box: Comes with a 10W charger out of the box. The 18W fast Charging needs to be purchased separately and must be a compatible Quick Charge 4.0 charger.
- Charging Time: Full charge with an 18W charger: about one hour 50 minutes. With the included 10W charger, it takes about two hours and 30 minutes to reach 100%.
- Battery Life Performance
The 4000mAh battery provides excellent backup for daily activities. Below are the battery performance details:
| Usage Scenario | Battery Backup |
| Talk Time | Up to 26 hours |
| Video Playback | Up to 8-9 hours |
| Gaming (moderate) | 5-6 hours |
| Music Playback | Up to 50 hours |
| Web Browsing (Wi-Fi) | Up to 10-11 hours |
| Standby Time | Up to 7-8 days |
- Power Optimization
The Redmi Note 7 Pro has an improved battery life through the following:
- MIUI Battery Saver: In-built software optimization that limits background activities and prolongs battery life.
- Power-efficient Processor: Qualcomm Snapdragon 675, built on an 11nm process, ensures efficient power usage without compromising performance.
- Adaptive Brightness: Conserve battery by automatically adjusting the screen brightness according to lighting conditions.
- Dark Mode: Saves power on the 6.3-inch Full HD+ display.
- User Experience
- Gaming: The battery endures pretty well during gaming sessions of PUBG Mobile or Asphalt 9, lasting up to 5-6 hours on a full charge.
- Video Streaming: YouTube or Netflix can be streamed for 8-9 hours with moderate brightness.
- Standby Time: Best suited for users who do not actively use the phone. It has a standby time of up to 7 days.
- Tips to Maximize Battery Life
To get the most out of the 4000mAh battery:
- Enable MIUI Battery Saver in settings.
- Use Dark Mode and lower screen brightness if possible.
- Close background applications that are not being used.
- Switch to Battery Saving Mode for extended backup with a low battery.
Use a Quick Charge 4.0 charger of 18 watts for faster Charging.
- Battery Comparison
In comparison to similar smartphones of its time:
| Device | Battery Capacity | Charging Support |
| Redmi Note 7 Pro | 4000mAh | Quick Charge 4.0 (18W) |
| Realme 3 Pro | 4045mAh | VOOC 3.0 (20W) |
| Samsung Galaxy M30 | 5000mAh | Fast Charging (15W) |
The Redmi Note 7 Pro balances battery capacity and charging speed, giving users a reliable experience.
Conclusion
The 4000mAh battery inside the Xiaomi Redmi Note 7 Pro provides daily dependability for gaming, streaming, or browsing. It can also be charged with 18W Quick Charge 4.0 support to minimize downtime quickly. Such a battery, paired with MIUI optimizations and a power-efficient processor, makes the Redmi Note 7 Pro an excellent budget choice for users seeking longevity and performance.
Verdict: Redmi Note 7 Pro has a great battery life and charging performance at a reasonable price.