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General
| Name | Vivo X21 UD | Vivo X20 Plus |
|---|---|---|
| Launch Date | 1 Mar 2018 | 1 Sept 2017 |
| Brand | Vivo | Vivo |
Display
| Display Size | 6.28 Inches | 6.43 Inches |
|---|---|---|
| Display Type | AMOLED | AMOLED |
| Resolution | 1080 x 2280 pixels | 1080 x 2160 pixels |
| Refresh Rate | 60Hz | 60Hz |
| Display Protection | Gorilla Glass 3 | - |
| Aspect Ratio | 19:9 | 18:9 |
Platform
| Operating System | Android 8.1 (Oreo), Funtouch 4 | Android 7.1.1 (Nougat), upgradable to Android 8.0 (Oreo), Funtouch 3.2 |
|---|---|---|
| Processor | Snapdragon 660 (14 nm) | Snapdragon 660 (14 nm) |
Memory
| Ram | 6GB | 4GB |
|---|---|---|
| Storage | 128GB | 64GB |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| SD Card Slot | Yes | Yes |
Camera
| Type | Dual Camera | Dual Camera |
|---|---|---|
| Main | 12 MP, f/1.8 | 12 MP, f/1.8 |
| Depth | 5 MP, f/2.4 | 5 MP, f/2.4 |
| Video | 1080p@30fps | 1080p@30fps |
Front Camera
| Type | Single Camera | Single Camera |
|---|---|---|
| Selfie | 12 MP, f/2.0 | 12 MP, f/2.0 |
| Video | 1080p@30fps | - |
Battery
| Capacity | 3200 mAh | 3900 mAh |
|---|---|---|
| Battery Technology | Li-Ion | Li-Ion |
| Charging Speed | 18W | - |
| USB Type | Micro USB | Micro USB |
| Wireless Charging | No | No |
Network
| Sim | Dual Sim | Dual Sim |
|---|---|---|
| Sim Type | ||
| Technology | 4G | 4G |
Connectivity
| Wi-Fi | WiFi 5 | WiFi 5 |
|---|---|---|
| Bluetooth | V5.0 | V5.0 |
| NFC | No | No |
| GPS | Yes | Yes |
Audio
| Loudspeaker | Yes | Yes |
|---|---|---|
| Headphone Jack | Yes | Yes |
Biometric
| Fingerprint | Yes | Yes |
|---|---|---|
| Fingerprint Type | Optical Fingerprint Scanner | Capacitive Fingerprint Scanner |
| Fingerprint Position | In-Display | Rear-Mounted |
| Face Unlock | 2D Face Unlock | Not Available |
Body
| Dimensions | 154.5 x 74.8 x 7.4 mm | 165.3 x 80.1 x 7.5 mm |
|---|---|---|
| Weight | 156.2 g | 181.5 g |
| Frame | Aluminium Frame | Aluminium Frame |
| Back | Metal Back | Metal Back |
| IP Rating | No | No |
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