Oppo F21 Pro 5G

Oppo F21 Pro 5G was released in 2022 and is powered by the Qualcomm SM6375 Snapdragon 695 5G chipset manufactured on a 6 nm process technology. It comes with 8GB of RAM and 128GB of storage. The battery capacity is 4500 mAh and the phone is 7.5 mm thick.
Oppo F21 Pro 5G Battery life
Oppo F21 Pro 5G battery life can vary significantly, ranging from 12 hours and 1 minute to 107 hours, depending on how the phone is used.The following usage profiles are relevant:
1. Active Standby: ~107 hours
4 days and 11 hours? Really? This profile prioritizes a phone that's always reliable, perfect for emergencies or extended trips. Keep in mind, standby time will take a significant hit when you actually use the phone.
2. Light Usage Profile: ~50 hours
If you primarily use your phone for communication but have all the apps you need and use them whenever you need them, you can expect the Oppo F21 Pro 5G to last for approximately 50 hours. That means 2 days and 2 hours.
3. Moderate Usage Profile: ~39 hours
If you're a fan of YouTube and social media but don't have all day for it, this profile is for you. In this scenario, you can expect the phone to last for approximately 39 hours. That means 1 day and 15 hours.
4. Heavy Usage Profile: ~25 hours
If you have high communication needs and staying informed is crucial for you, you will likely use your phone heavily. In this scenario, you can expect a battery life of approximately 25 hours. That means 1 day and 1 hours.
Within this category, there are three extreme subprofiles:
- Continuous voice calls: ~23 hours.
- Continuous video playback: ~16 hours and 23 minutes.
- Continuous intense web activity: ~12 hours and 1 minute.
It is important to note that these are just estimates, and actual battery life may vary depending on individual usage patterns and specific conditions.
Factors such as battery ages, screen brightness, network signal strength, and background app activity can also impact battery life of Oppo F21 Pro 5G phone.
Basic specifications
| General specifications | |
|---|---|
| Release year | 2022 |
| Networks technology | GSM / HSPA / LTE / 5G (2G+3G+4G+5G) |
| Size (mm) | 159.9 x 73.2 x 7.5 mm |
| Size (in) | 6.30 x 2.88 x 0.30 in |
| Weight | 173 g |
| Software | Android 12, upgradable to Android 14, ColorOS 14 |
| Screen | |
|---|---|
| Screen size | 6.43 inches |
| Screen resolution | 1080 x 2400 pixels (20:9 ratio) |
| Screen Type | AMOLED |
| Performance | |
|---|---|
| Chipset | Qualcomm SM6375 Snapdragon 695 5G |
| Architecture | Octa-core (2×2.2 GHz Kryo 660 Gold + 6×1.7 GHz Kryo 660 Silver) |
| GPU | Adreno 619 |
| Technology | 6 nm process |
| Memory | |
|---|---|
| Storage | 128GB |
| RAM | 8GB |
| Memory versions | 128GB storage, 8GB RAM |
| Card | microSDXC |
| Multimedia & Connectivity | |
|---|---|
| Main Camera | Triple (64MP+2MP+2MP) |
| Front Camera | Single (16 MP) |
| Radio | No |
| NFC | Yes |
| Positioning | GPS, GLONASS, BDS, GALILEO, QZSS |
| USB | USB Type-C 2.0, OTG |
| Jack 3.5mm | Yes |
| Battery | |
|---|---|
| Battery Type | Non-removable Li-Po |
| Battery Capacity | 4500 mAh |
| Battery Energy | 16.65 Wh |
| Phone Power density | 26.01 mAh/g (by weight) 600 mAh/mm (by thickness) |
| Charging | 33W wired, PD, 31% in 15 min, 100% in 63 min (advertised) Reverse wired |
| Battery Life | Stand-by time: ~107 h |
Your feedback matters
Hey there, Oppo F21 Pro 5G users!
We're looking for your feedback to improve our estimates. How accurate do you think our estimate for the phone's battery life is?


