In depth comparison and review of Alcatel U3 3G and Vivo X20 Plus UD. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Alcatel U3 3G | Vivo X20 Plus UD |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 121.3 mm | 155.3 mm | Vivo X20 Plus UD has greater height than Alcatel U3 3G. |
| Width | 64.4 mm | 80.1 mm | Vivo X20 Plus UD has greater width than Alcatel U3 3G. |
| Depth | 9.7 mm | 7.5 mm | Vivo X20 Plus UD is narrower than Alcatel U3 3G. |
| Weight | 102 g | 181.5 g | Alcatel U3 3G is lighter than Alcatel U3 3G. |
| Body Colour | Volcano black | - | |
| Waterproof (Water-resistant) | - | - | |
| Integrated Components | FM radio | - | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | Alcatel U3 3G | Vivo X20 Plus UD |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | TFT | Super AMOLED | |
| Screen Size (Display Size) | 4" | 6.43" | Vivo X20 Plus UD has larger screen size than Alcatel U3 3G. |
| Screen Resolution (Display Resolution) | 800 x 480 pixels | 2160 x 1080 pixels | Vivo X20 Plus UD has better screen resolution than Alcatel U3 3G. |
| Pixel Density | - | 376 ppi | |
| Colour Depth | - | 16.7 million colours |
| PROCESSOR | Alcatel U3 3G | Vivo X20 Plus UD |
|---|
| Processor Type (CPU) | - | Qualcomm Snapdragon 660 | |
|---|---|---|---|
| Processor Number | - | MSM8956 | |
| Clock Speed | 1.3 GHz | 2.2 GHz | Vivo X20 Plus UD has higher clock speed than Alcatel U3 3G. |
| Processor Core Qty | Dual-core | 8-core | Vivo X20 Plus UD has higher processor core quantity than Alcatel U3 3G. |
| Graphics System (GPU) | - | Qualcomm ADRENO 512 |
| MEMORY | Alcatel U3 3G | Vivo X20 Plus UD |
|---|
| RAM | 512 MB | 4 GB | Vivo X20 Plus UD has more RAM than Alcatel U3 3G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 4 GB | 128 GB | Vivo X20 Plus UD has more internal memory than Alcatel U3 3G. |
| User Memory | 700 MB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | Alcatel U3 3G | Vivo X20 Plus UD |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 2 Megapixel | 12 Megapixel | Vivo X20 Plus UD has better camera resolution than Alcatel U3 3G. |
| Lens Aperture | - | F/1.8 | |
| Focus Adjustment | Focus free | Automatic | |
| Special Effects | - | HDR | |
| Camera Modes | - | Panorama | |
| Face Recognition (Face ID) | - | Face detection | Vivo X20 Plus UD has face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Interpolated to 3MP | Geotagging |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 5 Megapixel |
|---|
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 0.3 Megapixel | 12 Megapixel | Vivo X20 Plus UD has better front camera resolution than Alcatel U3 3G. |
| Lens Aperture (Front) | - | F/2.0 | |
| Light Source (Front) | LED flash | Flash | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) | |
| Camera Features (Front) | Interpolated to 1.3MP | - |
| BATTERY AND CHARGING | Alcatel U3 3G | Vivo X20 Plus UD |
|---|
| Battery Capacity (Battery Size) | 1500 mAh | 3900 mAh | Vivo X20 Plus UD has larger battery capacity than Alcatel U3 3G. |
|---|---|---|---|
| Battery Technology | - | Lithium Ion |
| CELLULAR | Alcatel U3 3G | Vivo X20 Plus UD |
|---|
| Technology | WCDMA (UMTS) / GSM | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | |
|---|---|---|---|
| Mobile Broadband Generation | 3G | 4G | Vivo X20 Plus UD has more advanced generation mobile network. |
| Operating System | Android 6.0 (Marshmallow) | Funtouch OS 3.2 (based on Android 7.1.1) | |
| Navigation | GPS, A-GPS | GPS, A-GPS |
| COMMUNICATIONS | Alcatel U3 3G | Vivo X20 Plus UD |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X | |
| 3G UMTS Band | Band 1, Band 8 | - | |
| 3G UMTS Frequency | 2100, 900 | - | |
| 4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 8, Band 38, Band 39, Band 40, Band 41 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 900, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 LE | |
| Bluetooth Profiles | - | A2DP | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Alcatel U3 3G | Vivo X20 Plus UD |
|---|
| Supported Digital Audio Standards | - | WAV, MP3, FLAC, eAAC+ | |
|---|---|---|---|
| Supported Digital Video Standards | - | MPEG-4, H.264 | |
| Sound Enhancements | - | Hi-Fi Sound support |
| FEATURES | Alcatel U3 3G | Vivo X20 Plus UD |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Proximity sensor, G-sensor | Accelerometer, proximity sensor, digital compass | |
| Security Devices | - | Fingerprint reader (under display) | |
| Additional Phone Features | Radio Data Service (RDS) | Multitasking, Active noise-cancellation |
| OTHERS | Alcatel U3 3G | Vivo X20 Plus UD |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
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