Vivo toughen the competition with X21 UD because they set a new goal and trend in the smartphone world. This new thing which they achieved is use of fingerprint scanner in the Vivo X21 UD's screen which is made up of Super AMOLED matrix whose vendor is a Korean giant Samsung. Now this chip has made it possible to put a scanner under the display. Vivo X21 UD got a massive screen of 6.28 inches that fall in phablet series but due to introduction of Full Vision panels now they still fall in smartphone category. Front display of X21 UD by Vivo is covered with a glass while the back side is made of the high grade aluminum. This smartphone is like a guide for other brands like Huawei which is from the same country. Vivo UD is going to bring the Qualcomm Snapdragon 660 chip where on top of it octa core processor is installed where four units have clock speed of 2.2 GHz Kryo 260 while X21 UD's second unit have 1.8 GHz Kryo 260. 128 GB ROM is coming out box but still an additional SD card is also given which has the capacity of 256 GB. Vivo X21's UD has 6 GB of RAM so your multi-tasking never face any kind of lags while running some heavy applications. Oreo 8.1 is seems to keep the device smooth due to its optimum performance. Vivo's X21 UD is going to have a Color OS 4.0 too which is used as the topping of basic software. Dual camera is going to capture your images from the back side while front side of Vivo X21 UD is equipped with 12 MP sensor.
Vivo X21 UD
Phone Discontinued
| Build | ||
| OS | Android V8.1 Oreo | |
| UI | Funtouch OS 4.0 | |
| Dimensions | 154.5 x 74.8 x 7.4 mm | |
| Weight | 156 g | |
| SIM | Hybrid Dual SIM, Dual Standby, (Nano-SIM) | |
| Colors | Black, Aurora White, Ruby Red | |
| Frequency | ||
| 2G Band | SIM1: GSM 850 / 900 / 1800 / 1900 SIM2: GSM 850 / 900 / 1800 / 1900 |
|
| 3G Band | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G Band | LTE band 1(2100), 2(1900), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) | |
| Processor | ||
| CPU | Octa-core (4 x 2.2 GHz Kryo 260 & 4 x 1.8 GHz Kryo 260) | |
| Chipset | Qualcomm SDM660 Snapdragon 660 | |
| GPU | Adreno 512 | |
| Display | ||
| Technology | Super Amoled Capacitive Touchscreen, 16M Colors, Multitouch | |
| Size | 6.3 Inches | |
| Resolution | 1080 x 2280 Pixels (~402 PPI) | |
| Memory | ||
| Built-in | 128GB Built-in, 6GB RAM | |
| Card | microSD Card, (supports up to 256GB) uses SIM 2 slot) | |
| Camera | ||
| Main | Dual 12 MP (f/1.8, 1/2.5 | |
| Features | Phase detection, Geo-tagging, touch focus, face detection, HDR, panorama, Video (1080p@30fps) | |
| Front | 12 MP, f/2.0, 1080p | |
| Connectivity | ||
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | |
| Bluetooth | v5.0 with A2DP, LE | |
| GPS | Yes + A-GPS support, & GLONASS | |
| Radio | FM Radio | |
| USB | microUSB 2.0, USB On-The-Go | |
| NFC | No | |
| Data | GPRS, Edge, 3G HSPA, 4G LTE | |
| Features | ||
| Sensors | Accelerometer, Compass, Fingerprint (under display), Proximity | |
| Audio | 3.5mm Audio Jack, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Speaker Phone | |
| Browser | HTML5 | |
| Messaging | SMS(threaded view), MMS, Email, Push Mail, IM | |
| Games | Built-in + Downloadable | |
| Torch | Yes | |
| Extra | Document viewer, Photo/video editor | |
| Battery | ||
| Capacity | (Li-ion Non removable), 3200 mAh | |
| - Fast battery charging | ||
Vivo toughen the competition with X21 UD because they set a new goal and trend in the smartphone world. This new thing which they achieved is use of fingerprint scanner in the Vivo X21 UD's screen which is made up of Super AMOLED matrix whose vendor is a Korean giant Samsung. Now this chip has made it possible to put a scanner under the display. Vivo X21 UD got a massive screen of 6.28 inches that fall in phablet series but due to introduction of Full Vision panels now they still fall in smartphone category. Front display of X21 UD by Vivo is covered with a glass while the back side is made of the high grade aluminum. This smartphone is like a guide for other brands like Huawei which is from the same country. Vivo UD is going to bring the Qualcomm Snapdragon 660 chip where on top of it octa core processor is installed where four units have clock speed of 2.2 GHz Kryo 260 while X21 UD's second unit have 1.8 GHz Kryo 260. 128 GB ROM is coming out box but still an additional SD card is also given which has the capacity of 256 GB. Vivo X21's UD has 6 GB of RAM so your multi-tasking never face any kind of lags while running some heavy applications. Oreo 8.1 is seems to keep the device smooth due to its optimum performance. Vivo's X21 UD is going to have a Color OS 4.0 too which is used as the topping of basic software. Dual camera is going to capture your images from the back side while front side of Vivo X21 UD is equipped with 12 MP sensor.