Side-by-side technical data
Oppo R15 Pro vs vivo X21
Comparison between Oppo R15 Pro and vivo X21: camera, battery, fast charging, display, performance and colors, side by side. More phones from Oppo and vivo.
The verdict
Neither runs away with it: each wins something.
| Category | R15 Pro | X21 |
|---|---|---|
| Design & display | 7.0 | 7.5 |
| Performance & hardware | 3.2 | 4.0 |
| Camera | 3.7 | 3.6 |
| Connectivity | 4.7 | 4.2 |
| Battery & charging | 3.0 | 2.7 |
Which one is for you?
Oppo R15 Pro, if you care about…
- Battery Capacity
- 3,430 mAh
- against 3,200 mAh
- Fast Charge Power
- 20 W
- against 18 W
- Body Materials
- Glass, Ceramics, Aluminium Alloy
- against Glass, Aluminium Alloy
vivo X21, if you care about…
- Weight
- 156.2 g
- against 180 g
- Body Thickness
- 7.4 mm
- against 8 mm
Specification comparison
Performance
| Specification | R15 Pro | X21 |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 660 |
| Processor Process Size | 14 nm | 14 nm |
| Graphics GPU | Qualcomm Adreno 512 | Qualcomm Adreno 512 |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Maximum CPU Clock | 2.2 GHz | 2.2 GHz |
| Maximum Storage Capacity | 128 GB | 128 GB |
| AnTuTu Score | 146,526 | — |
| Geekbench 6 Single-Core | — | 342 |
| Geekbench 6 Multi-Core | — | 1,232 |
| CPU Description | Octa-core processor with 4x2.2 GHz Kryo 260 Gold and 4x1.8 GHz Kryo 260 Silver cores. | Octa-core CPU with 4 × 2.2 GHz Kryo 260 Gold cores and 4 × 1.8 GHz Kryo 260 Silver cores. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | — | Yes |
| RAM Capacity | 6 GB | 6 GB |
| RAM Type | — | LPDDR4 |
| Expandable Storage | Yes | Yes |
| AnTuTu version | v7 | — |
| Maximum memory card | — | 256 GB |
Design
| Specification | R15 Pro | X21 |
|---|---|---|
| Body Colors | Black, Red | Black, White, Red |
| Body Thickness | 8 mm | 7.4 mm Best value |
| Body Width | 75.2 mm | 74.8 mm |
| Body Height | 156.5 mm | 154.5 mm |
| Weight | 180 g | 156.2 g Best value |
| Usable Surface | 84.1 % | 85.2 % Best value |
| Body Materials | Glass, Ceramics, Aluminium Alloy Best value | Glass, Aluminium Alloy |
| Resistance Features | IP67 | — |
| Waterproof Depth | 1 m | — |
| Unfolded thickness | — | 7.4 mm |
Battery
| Specification | R15 Pro | X21 |
|---|---|---|
| Battery Capacity | 3,430 mAh Best value | 3,200 mAh |
| Battery Type | Li-Po | Li-Ion |
| Fast Charge Power | 20 W Best value | 18 W |
| Battery Features | Fast Charging | Fast Charging, Battery Level Indicator, Rechargeable |
Display
| Specification | R15 Pro | X21 |
|---|---|---|
| Display Aspect Ratio | 19:9 | 19:9 |
| Display Technology | AMOLED | Super AMOLED |
| Display Diagonal | 6.28″ | 6.28″ |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 2,280 px | 2,280 px |
| Display Pixel Density | 401 ppi | 402 ppi Best value |
| Display Features | Gorilla Glass 5 | Gorilla Glass 3, Capacitive Touch, Touchscreen |
Sensors
| Specification | R15 Pro | X21 |
|---|---|---|
| Fingerprint Sensor Placement | Rear | Rear |
Sensor
| Specification | R15 Pro | X21 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Gyroscope |
Software
| Specification | R15 Pro | X21 |
|---|---|---|
| Operating System | Android 8.1 | Android 8 |
| OS Family | Android | Android |
| OS Version | 8 | 8 |
Connectivity
| Specification | R15 Pro | X21 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B17, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B5, 4G LTE B8, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | GSM, CDMA, HSPA, LTE | GSM, CDMA, HSPA, UMTS, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n/ac | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Dual Band, Wi-Fi Direct | Dual Band, Wi-Fi Direct |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE, EDR | A2DP, LE |
| Navigation Systems | GPS, GLONASS | GPS, GLONASS |
| Connectivity Features | 3.5 mm Audio Jack, NFC, microUSB, USB OTG | 3.5 mm Audio Jack, FM Radio, USB OTG, microUSB |
| USB Version | USB 2.0 | USB 2.0 |
| SAR American Head | — | 0.57 W/kg |
| SAR American Body | — | 1.18 W/kg |
| Max. download speed | — | 300 Mbps |
| Max. upload speed | — | 50 Mbps |
Audio
| Specification | R15 Pro | X21 |
|---|---|---|
| Microphone Count | — | 2 |
| Audio Features | A2DP, LE, EDR, Loudspeaker | A2DP, LE, Loudspeaker, 32-bit/192 kHz Audio |
Technical
| Specification | R15 Pro | X21 |
|---|---|---|
| Model numbers | CPH1831, PAAM00 | 1725, X21A |
