vivo X21 UD is a 2018 smartphone. It measures 154.5 x 74.8 x 7.4 mm and weighs 156.2 g. It has a Super AMOLED display measuring 6.28" inches. The resolution is 1080 x 2280 and 402 ppi pixel density.
There is Single front camera with 12 MP. The main camera is Dual with 12 MP.
It runs on Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260) CPU with 128 GB, 6 GB RAM memory. The battery is 3200 mAh.
Scroll down and discover all the features and specs this device has to offer.
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General specs| Brand and model | |
| Release date | 2018, March |
| Dimensions | 154.5 x 74.8 x 7.4 mm (6.08 x 2.94 x 0.29 in) |
| Weight | 156.2 g (5.51 oz) |
| Body build | Front glass, aluminum body |
| Colors | Black, Ruby Red |
| Battery | 3200 mAh, Non-removable Li-Ion |
| Approximate price | 550 EUR |
Screen| Technology | Super AMOLED |
| Touchscreen | capacitive touchscreen |
| Display colors | 16M |
| Screen size | 6.28" inc |
| Screen area | 98.4 cm2 |
| Screen format | 19:9 (height:width) |
| Screen to body ratio | 85.2% |
| Screen resolution | 1080 x 2280 px |
| PPI /points per inch/ | 402 PPI |
Camera and Video| Rear camera, main | 12 MP, Dual |
| Camera specs | |
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-12 MP, f/1.8, 1/2.55'', 1.4µm, dual pixel PDAF |
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| Functions | LED flash, HDR, panorama |
| Video | 1080p@30fps |
| Front camera, selfie | 12 MP, Single |
| Specifications |
12 MP, f/2.0 |
| Video | 1080p@30fps |
Performance| Operating system OS | Android 8.1 (Oreo); Funtouch 4 |
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| Chipset | ||
| Processor CPU | ||
- Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260) |
||
| Graphics processor GPU | - Adreno 512 |
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| External memory | microSD, up to 256 GB (uses SIM 2 slot) |
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| Internal memory | 128 GB, 6 GB RAM |
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| Antutu 7 score | 143592 (Rank 162 of 2087) | |
Communication and Connectivity| SIM card | Hybrid Dual SIM (Nano-SIM, dual stand-by) |
| Network | GSM / CDMA / HSPA / LTE |
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Show all network frequencies:
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| Speed | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| GPRS | Yes |
| Edge | Yes |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot |
| GPS | Yes, with A-GPS, GLONASS |
| NFC | |
| USB | microUSB 2.0, USB On-The-Go |
| Bluetooth | 5.0, A2DP, LE |
Music and Audio| Radio | FM radio |
| Headphone jack | Yes |
| Others | |
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- 32-bit/192kHz audio -Active noise cancellation with dedicated mic |
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Other features|
- Sensors - Fingerprint (under display), accelerometer, proximity, compass - Fast battery charging |
Richard Taylor is a technology expert and journalist based in the UK. With a degree in Computer Science from the University of Birmingham, he provides insightful analysis and expert reviews of the latest smartphones and technology. His technical expertise, passion for technology and years of experience make him a trusted source in the industry.
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