Side-by-side technical data
vivo X21i vs vivo X20 Plus UD
Comparison between vivo X21i and vivo X20 Plus UD: camera, battery, fast charging, display, performance and colors, side by side. More phones from vivo.
The verdict
Your pick: vivo X20 Plus UD, ahead on Performance & hardware and Battery & charging. Unless Design & display decides it for you.
| Category | X21i | X20 Plus UD |
|---|---|---|
| Design & display | 7.6 | 7.0 |
| Performance & hardware | 3.4 | 3.7 |
| Camera | 3.6 | 3.5 |
| Connectivity | 4.2 | 4.0 |
| Battery & charging | 3.0 | 3.7 |
Which one is for you?
vivo X21i, if you care about…
- RAM Capacity
- 6 GB
- against 4 GB
- Display Pixel Density
- 402 ppi
- against 376 ppi
- Weight
- 159 g
- against 181.5 g
- Body Thickness
- 7 mm
- against 7.5 mm
vivo X20 Plus UD, if you care about…
- Battery Capacity
- 3,900 mAh
- against 3,425 mAh
- Fast Charge Power
- 22.5 W
- against 18 W
- Geekbench 6 Single-Core
- 342
- against 299
- Geekbench 6 Multi-Core
- 1,232
- against 1,155
Specification comparison
Performance
| Specification | X21i | X20 Plus UD |
|---|---|---|
| Processor Model | MediaTek Helio P60 | Qualcomm Snapdragon 660 |
| Processor Process Size | 12 nm Best value | 14 nm |
| Graphics GPU | Mali-G72 MP3 | Qualcomm Adreno 512 |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Maximum CPU Clock | 2 GHz | 2.2 GHz Best value |
| Maximum Storage Capacity | 128 GB | 128 GB |
| AnTuTu Score | 130,256 | — |
| Geekbench 6 Single-Core | 299 | 342 Best value |
| Geekbench 6 Multi-Core | 1,155 | 1,232 Best value |
| CPU Description | Octa-core CPU with four 2.0 GHz Cortex-A73 cores and four 2.0 GHz Cortex-A53 cores. | Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 6 GB Best value | 4 GB |
| RAM Type | DDR4 | DDR4 |
| Expandable Storage | Yes | Yes |
| Maximum memory card | 256 GB | 256 GB |
Design
| Specification | X21i | X20 Plus UD |
|---|---|---|
| Body Colors | Black, White, Red, Purple | Black, Gold, Rose Gold |
| Body Thickness | 7 mm Best value | 7.5 mm |
| Body Width | 75 mm | 80.1 mm |
| Body Height | 154.4 mm | 155.3 mm |
| Weight | 159 g Best value | 181.5 g |
| Usable Surface | 85 % | 85.8 % Best value |
| Body Materials | — | Glass, Aluminium Alloy |
Battery
| Specification | X21i | X20 Plus UD |
|---|---|---|
| Battery Capacity | 3,425 mAh | 3,900 mAh Best value |
| Battery Type | Li-Ion | Li-Ion |
| Fast Charge Power | 18 W | 22.5 W Best value |
| Battery Features | Fast Charging, Battery Level Indicator, Rechargeable | Fast Charging, Battery Level Indicator, Rechargeable |
Display
| Specification | X21i | X20 Plus UD |
|---|---|---|
| Display Aspect Ratio | 19:9 | 18:9 |
| Display Technology | Super AMOLED | Super AMOLED |
| Display Diagonal | 6.28″ | 6.43″ Best value |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 2,280 px Best value | 2,160 px |
| Display Pixel Density | 402 ppi Best value | 376 ppi |
| Display Features | Touchscreen | Touchscreen |
Sensors
| Specification | X21i | X20 Plus UD |
|---|---|---|
| Fingerprint Sensor Placement | Rear | Under Display |
Sensor
| Specification | X21i | X20 Plus UD |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Gyroscope | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Gyroscope |
Software
| Specification | X21i | X20 Plus UD |
|---|---|---|
| Operating System | Android 8.1 | Android 7 |
| OS Family | Android | Android |
| OS Version | 8 Best value | 7 |
Connectivity
| Specification | X21i | X20 Plus UD |
|---|---|---|
| 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 2100, 4G LTE B1, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B8, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41 | 2G GSM 900, 2G GSM 1800, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B8, 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 | A2DP, LE |
| Navigation Systems | GPS, GLONASS Best value | GPS |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, microUSB, USB OTG | 3.5 mm Audio Jack, microUSB, USB OTG |
| USB Version | USB 2.0 | USB 2.0 |
| Max. download speed | 603 Mbps Best value | 300 Mbps |
| Max. upload speed | 102 Mbps Best value | 50 Mbps |
Audio
| Specification | X21i | X20 Plus UD |
|---|---|---|
| Microphone Count | 2 | 2 |
| Audio Features | Loudspeaker, 32-bit/192 kHz Audio | Loudspeaker, 32-bit/192 kHz Audio, Hi-Res Audio |
Technical
| Specification | X21i | X20 Plus UD |
|---|---|---|
| Model numbers | X21i A | — |
