vivo X21
| Network | |
| Technology | GSM / CDMA / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| CDMA 800 & TD-SCDMA | |
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 |
| 4G bands | LTE band 1(2100), 2(1900), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| GPRS | Yes |
| EDGE | Yes |
| Launch | |
| Announced | 2018, March |
| Status | Available. Released 2018, March |
| Body | |
| Dimensions | 154.5 x 74.8 x 7.4 mm (6.08 x 2.94 x 0.29 in) |
| Weight | 156.2 g (5.50 oz) |
| Build | Front glass, aluminum body |
| SIM | Hybrid Dual SIM (Nano-SIM, dual stand-by) |
| Display | |
| Type | Super AMOLED capacitive touchscreen, 16M colors |
| Size | 6.28 inches, 98.4 cm2(~85.2% screen-to-body ratio) |
| Resolution | 1080 x 2280 pixels, 19:9 ratio (~402 ppi density) |
| Platform | |
| OS | Android 8.1 (Oreo); Funtouch 4 |
| Chipset | Qualcomm SDM660 Snapdragon 660 (14 nm) |
| CPU | Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260) |
| GPU | Adreno 512 |
| Memory | |
| Card slot | microSD, up to 256 GB (uses SIM 2 slot) |
| Internal | 64/128 GB, 6 GB RAM |
| Main Camera | |
|---|---|
| Dual | 12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF 5 MP, f/2.4, depth sensor |
| Features | LED flash, HDR, panorama |
| Video | 1080p@30fps |
| Selfie camera | |
|---|---|
| Single | 12 MP, f/2.0 |
| Video | 1080p@30fps |
| Sound | |
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
| - 32-bit/192kHz audio - Active noise cancellation with dedicated mic | |
| Comms | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot |
| Bluetooth | 5.0, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS |
| Radio | FM radio |
| USB | microUSB 2.0, USB On-The-Go |
| Features | |
| Sensors | Fingerprint (rear-mounted), accelerometer, proximity, compass |
| Battery | |
| Non-removable Li-Ion 3200 mAh battery | |
| Charging | Fast battery charging 18W |
| Misc | |
| Colors | Black, Aurora White, Ruby Red |
| Price | About 450 EUR |
Vivo X21 model name or number:
X21A
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