Mobile Phones – Specifications Like Price, Display, Camera, Processor, Features & Memory
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vivo X21 UD
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Display: 6.28" Inch
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Camera: 12MP (1080p)
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RAM: 6GB RAM
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Processor: Snapdragon 660
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Battery: 3200mAh
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Launch Date: 2018, March
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Storage: 128GB storage, microSDXC
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OS: Android 8.1, Funtouch 4
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Body: 156.2g, 7.4mm thickness
Specs
Network
| Technology | GSM / CDMA / HSPA / LTE |
| 2G bands |
GSM 850 / 900 / 1800 / 1900 CDMA 800 & TD-SCDMA |
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 |
| 4G bands | 1, 2, 3, 5, 8, 34, 38, 39, 40, 41 |
| Speed | HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps |
Launch
| Announced | 2018, March. Released 2018, March |
| Status | Discontinued |
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 | Glass front (Gorilla Glass 3), aluminum back, aluminum frame |
| SIM | Nano-SIM + Nano-SIM |
Display
| Type | Super AMOLED |
| Size | 6.28 inches, 98.4 cm2 (~85.2% screen-to-body ratio) |
| Resolution | 1080 x 2280 pixels, 19:9 ratio (~402 ppi density) |
| Protection | Corning Gorilla Glass 3 |
Platform
| OS | Android 8.1 (Oreo), Funtouch 4 |
| Chipset | Qualcomm SDM660 Snapdragon 660 (14 nm) |
| CPU | Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) |
| GPU | Adreno 512 |
Memory
| Card slot | microSDXC (uses shared SIM slot) |
| Internal |
128GB 6GB RAM eMMC 5.1 |
Main Camera
| Primary Camera | 12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF |
| Second Camera | 5 MP, f/2.4, (depth) |
| Features | LED flash, HDR, panorama |
| Video | 1080p@30fps |
Selfie camera
| Primary Camera | 12 MP, f/2.0, (wide), 1/2.8", 1.28µm |
| Video | 1080p@30fps |
Sound
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
| Alert Types | 32-bit/192kHz Hi-Res audio |
Comms
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth | 5.0, A2DP, LE |
| Positioning | GPS, GLONASS |
| NFC | No |
| Radio | FM radio |
| USB | microUSB 2.0, OTG |
Features
| Sensors | Fingerprint (under display, optical), accelerometer, proximity, compass |
Battery
| Type | Li-Ion 3200 mAh, non-removable |
| Charging | 18W wired |
Misc
| Colors | Black, Ruby Red |
| Models | X21UD A |
| Price | About 550 EUR |
Test Results
EU LABEL
PROS
- Features the innovative, groundbreaking under-display fingerprint sensor.
- High-quality 6.28-inch Super AMOLED display with vibrant colors.
- Stylish, modern design with a glass back and minimal bezels.
- Decent, smooth daily performance powered by the Snapdragon 660 chipset.
- Excellent selfie camera performance for social media users.
- Supports 18W fast charging technology.
- Good battery life, easily lasting a full day of mixed usage.
- Retains the 3.5mm headphone jack for audio enthusiasts.
- Comes with Hi-Fi audio chip, improving sound quality.
- Includes facial recognition for alternative unlocking
CONS
- The in-display fingerprint scanner is slower than traditional, physical sensors.
- Uses an outdated Micro-USB port instead of Type-C, which is unusual for its price.
- Powered by a mid-range Snapdragon 660, while competitors offered flagship 845 chips.
- The Funtouch OS heavily mimics iOS, which may not appeal to all users.
- Priced on the higher side considering its mid-range processor.
- Low-light rear camera performance suffers from noise and detail loss.
- The glass back is a major fingerprint magnet.
- Lacks NFC, restricting contactless payment options.
- Aggressive beauty mode on the selfie camera can make photos look unnatural.
- Lacks water and dust resistance, reducing durability.
Reviews
Disclaimer Note
All specifications are provided as-is and may contain errors; we do our best to keep the information accurate but recommend re-verifying before purchase.
