| Brand | BBK |
| Model | Vivo X21i Dual SIM TD-LTE CN 128GB |
| Released | 2018 May 19 |
| Announced | 2018 May |
| Hardware Designer | BBK Electronics |
| Manufacturer | BBK Electronics |
| General Extras | Haptic touch feedback |
| Device Category | Smartphone |
| Width | 74.98 mm |
| Height | 154.37 mm |
| Depth | 6.99 mm |
| Dimensions | 2.95×6.08×0.28 inches |
| Mass | 159 g |
| Platform | Android |
| Operating System | Google Android 8.1 (Oreo) |
| Software Extras | Voice Command , Navigation software , Intelligent personal assistant , Face Recognition |
| CPU Clock | 1990 MHz |
| CPU | MediaTek Helio P60 MT6771, 2018, 64 bit, octa-core, 64 Kbyte I-Cache, 64 Kbyte D-Cache, 1024 Kbyte L2, 12 nm, ARM Mali-G72 GPU |
| RAM Type | LPDDR4x SDRAM |
| RAM Capacity (converted) | 4 GiB RAM |
| Non-volatile Memory Interface | Yes |
| Non-volatile Memory Capacity (converted) | 128 GB ROM |
| Display Notch | 1-notch |
| Display Diagonal | 159.5 mm |
| Resolution | 1080×2280 |
| Horizontal Full Bezel Width | 6.7 mm |
| Display Area Utilization | 85.0% |
| Pixel Density | 402 PPI |
| Display Type | AM-OLED display |
| Display Subtype | Super AM-OLED |
| Number of Display Scales | 16.8M |
| Scratch Resistant Screen | No |
| Graphical Controller | ARM Mali-G72MP3 |
| GPU Clock: | 800 MHz |
| A/V Out | No |
| Microphone(s) | stereo |
| Loudspeaker(s): | mono |
| Audio Output: | 3.5mm |
| Supported Cellular Bands | GSM850 , GSM900 , GSM1800 , GSM1900 , UMTS2100 (B1) , UMTS1900 (B2) , UMTS850 (B5) , UMTS900 (B8) , CDMA800 (BC0) , TD-SCDMA2000 , TD-SCDMA1900 , LTE2100 (B1) , LTE1800 (B3) , LTE850 (B5) , LTE900 (B8) , TD-LTE2000 (B34) , TD-LTE2600 (B38) , TD-LTE1900 (B39) , TD-LTE2300 (B40) , TD-LTE2500 (B41) bands |
| Supported Cellular Data Links | GPRS , EDGE , UMTS , HSUPA , HSDPA , HSDPA 7.2 , HSPA+ 21.1 , cdmaOne , CDMA2000 1x , CDMA2000 1xEV-DO , CDMA2000 1xEV-DO Rev A , TD-SCDMA , TD-HSDPA , LTE , LTE 100/50 , LTE 150/50 , LTE 300/50 data links |
| SIM Card Slot | Nano-SIM (4FF) |
| Complementary Phone Services | Voice transmission , Voice speaker , Vibrate , Speakerphone , ANC , HD Voice , VoLTE |
| Dual Cellular Network Operation | Dual standby |
| Sec. Supported Cellular Networks: | GSM850 , GSM900 , GSM1800 , GSM1900 |
| Sec. Supported Cellular Data Links: | GPRS , EDGE |
| Sec. SIM Card Slot | Nano-SIM (4FF) |
| Touchscreen Type | Capacitive multi-touch screen |
| Expansion Interfaces | TransFlash , microSD , microSDHC , microSDXC |
| USB | USB 2.0 |
| USB Services | USB charging , USB fast charging , USB Host , USB OTG 1.3 , USB PD |
| USB Connector | USB Micro-AB |
| Bluetooth | Bluetooth 5.0 |
| Wireless LAN | 802.11a , 802.11b , 802.11g , 802.11n , 802.11ac |
| Wireless Services | Wi-Fi Tethering , Wi-Fi Calling |
| FM Radio Receiver | No |
| Complementary Satellite Services | Simultaneous GPS , A-GPS , Geotagging , QuickGPS |
| Supported GLONASS protocol(s) | L1OF |
| Supported BeiDou system (BDS) | B1I BeiDou receiver |
| Camera Placement | Rear |
| Camera Image Sensor | CMOS |
| Image Sensor Pixel Size | 1.28 micrometer |
| Number of effective pixels | 12.2 MP camera |
| Aperture (W) | f/1.80 |
| Zoom | 1.0 x optical zoom |
| Focus | PD AF |
| Video Recording | 1920×1080 pixel |
| Flash | single LED |
| Camera Extra Functions | HDR photo , Slow motion video , Burst mode , Touch focus , Macro mode , Panorama Photo , Face detection , Face retouch |
| Aux. Camera Image Sensor | CMOS |
| Aux. Camera Number of Pixels | 5.0 MP aux. cam |
| Aux. Camera Aperture (W) | f/2.40 |
| Aux. 2 Camera Image Sensor | No |
| Aux. 3 Camera Image Sensor | No |
| Aux. 4 Camera Image Sensor | No |
| Secondary Camera Placement | Front |
| Secondary Camera Sensor | CMOS |
| Secondary Camera Number of pixels | 24.0 MP sec. cam |
| Secondary Aperture (W) | f/2.00 |
| Secondary Camera Extra Functions | HDR photo , Burst mode , Face detection , Face tagging , Face retouch |
| Sec. Aux. Cam. Image Sensor | No |
| Built-in compass | Yes |
| Built-in accelerometer | Yes |
| Built-in gyroscope | Yes |
| Additional sensors | FP sensor , L sensor , P sensor |
| Protection from solid materials | Yes |
| Protection from liquids | Yes |
| Battery | Li-ion polymer (LiPo) |
| Nominal Battery Capacity | 3245 mAh battery |
| Market Countries | China , HK |
| Market Regions | Asia , Southeast Asia |
| Mobile Operator | China Mobile Limited China Telecom Corporation Limited China Unicom Netcom Limited |
| Added | 2024-06-21 |
Specifications data description of this 📱BBK Vivo X21i Dual SIM TD-LTE CN 128GB📱
Title: Unveiling the Specifications of the Innovative New Device – A Comprehensive Overview 🌐📅🏋️🌈🤖🚀🔧💪🎮🧠🗂️📷🎥🔈📡💡🎁🔋🔌
Introduction
We are thrilled to introduce the latest addition to our ever-expanding family of devices. This blog post aims to provide an in-depth analysis of its specifications and features, ensuring you have a clear understanding of what to expect from this incredible new product. The device has been meticulously crafted to offer the most seamless and satisfying user experience possible.
Lineup
The new device proudly joins our expanding lineup of innovative and high-performance devices. With a commitment to providing cutting-edge technology, we continue to raise the bar in design, functionality, and user experience.
Design
The design of the new device reflects our dedication to both aesthetics and functionality. A sleek, modern appearance complements its powerful components, making it an attractive and high-performance option.
Specifications
Network: 🌐 Connectivity is the core of the new device’s capabilities. With lightning-fast internet speeds and a robust network infrastructure, staying connected has never been more effortless.
Launch: 📅 We’ve optimized the device’s launch process to ensure a smooth and swift user experience. Benefit from quick boot times and efficient application launching.
Body: 🏋️ Physical attributes are a foundation of a great device. Our meticulous craftsmanship has resulted in a sturdy, yet comfortable product that is perfect for all-day use.
Display: 🌈 Dazzle your eyes with the sharp and vibrant display. Witness true-to-life colors, high-resolution visuals, and wide viewing angles.
Operating System: 🤖 The user interface is powered by an intuitive and advanced operating system designed for seamless interaction and optimum performance.
Chipset: 🚀 The device’s high-performance chipset ensures smooth operation, enabling even the most resource-intensive apps.
CPU: 🔧 Harness the power of a robust central processing unit that effortlessly handles any task with speed and efficiency.
GPU: 🎮 Immerse yourself in vivid graphics and efficient rendering through the powerful graphics processing unit.
Memory: 🧠 Boost your productivity with expansive memory capabilities. Easily manage multiple applications, store vast amounts of data, and maintain a fluid user experience.
Camera: 📷 Capture pristine images and videos using the device’s advanced camera system. Benefit from crisp resolution, autofocus, and various shooting modes.
Sound: 🔈 Immerse yourself in high-quality audio, featuring excellent sound reproduction, noise reduction, and rich bass.
Communications: 📡 Stay connected with the world using state-of-the-art wireless and cellular connectivity.
Features: 🎁 Expect an array of premium features tailored to suit your lifestyle. Experience a faster, safer, and more engaging user experience.
Battery: 🔋 Experience a longer-lasting battery to power you through your busy days. When it’s time to recharge, innovative fast-charging technology gets you back in action more quickly.
Conclusion
In conclusion, the new device offers an impressive blend of performance, style, and innovation. We invite you to leave a comment below with your thoughts and experiences with this remarkable product.
