| Techno Score |
|---|
| Rank | | | | |
| Specs Score | |
| General |
|---|
| OS |
Android v8.1 (Oreo) |
| Brand | Vivo |
| Model | X21 |
| Network | 4G: Available (supports Pakistani bands)
3G: Available, 2G: Available |
| Display |
|---|
| Size | 6.28 inches (15.95 cm) |
| Resolution | 1080 x 2280 pixels |
| Display
| 6.28 inches |
| Launch Date |
|---|
| Release Date | May 29, 2018 |
| Camera |
|---|
| Back Camera |  12 MP + 5 MP |
| Front Camera | 12 MP |
| Autofocus | Yes |
| Physical Aperture | F1.8 |
| Optical Image Stabilisation | Yes |
| Flash | LED Flash |
| Image Resolution | 4000 x 3000 Pixels |
| Settings | Exposure compensation, ISO control |
| Shooting Modes | Continuos Shooting, High Dynamic Range mode (HDR) |
| Camera Features | Digital Zoom, Auto Flash, Face detection, Touch to focus |
| Video Recording | 3840x2160 @ 30 fps |
| Design |
|---|
| Bezel-less display | Yes |
| Pixel Density | 402 ppi |
| Fingerprint Sensors | Yes |
| Display Type | Super AMOLED |
| Screen Resolution | 1080 x 2280 pixels |
| Screen Size |
6.28 inches (15.95 cm) |
| Colours | Black |
| Memory & Storage |
|---|
| Memory | 6 GB |
| Expandable |
Up to 256 GB |
| Internal Storage | 128 GB
|
| User Available Storage | Up to 107 GB |
| Processor |
|---|
| Chipset | Qualcomm Snapdragon 660 |
| Architecture | 64 bit |
| Graphics | Adreno 512 |
| CPU |  Qualcomm Snapdragon 660 |
| Connectivity |
|---|
| WiFi | Wi-Fi 802.11, a/ac/b/g/n/n 5GHz |
| Wi-Fi Features | Mobile Hotspot |
| Bluetooth | v5.0 |
| NFC | No |
| GPS | with A-GPS, Glonass |
| USB Connectivity |
Mass storage device, USB charging, microUSB 2.0 |
| USB OTG Support | Yes |
| USB Type | No |
| MISCELLANEOUS |
|---|
| Sensors | Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope |
| Fingerprint Sensor | Yes |
| Fingerprint Sensor Position | On-screen |
| Loud Speaker | Yes |
| Audio Jack | 3.5 mm |
| Audio Features | Dolby Atmos |
| User Replaceable | No |
| Type | Super AMOLED |
| SBR(calculated) | 84.93 % |
| Touch Screen | Capacitive Touchscreen, Multi-touch |
| Radio
| Yes |
| Quick Charging | Yes |
| Network Support | 4G (supports Pakistani bands), 3G, 2G |
| VOLTE
| Yes |
| SIM 1 | 4G Bands:TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5)3G Bands:UMTS 1900 / 2100 / 850 / 900 MHz2G Bands:GSM 1800 / 1900 / 850 / 900 MHz
GPRS:Available EDGE:Available |
| SIM 2 | 4G Bands:TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5)3G Bands:UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands:GSM 1800 / 1900 / 850 / 900 MHz
GPRS:Available EDGE:Available |
| SAR Value | Head: 1.180 W/kg, Body: 0.573 W/kg |
| Wireless Charging
| No |
| SBR(claimed by the brand) | 90 % |
