In depth comparison and review of Alcatel Idol 4S 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 Idol 4S | Vivo X20 Plus UD |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 153.9 mm | 155.3 mm | Vivo X20 Plus UD has greater height than Alcatel Idol 4S. |
| Width | 75.4 mm | 80.1 mm | Vivo X20 Plus UD has greater width than Alcatel Idol 4S. |
| Depth | 7 mm | 7.5 mm | Alcatel Idol 4S is narrower than Alcatel Idol 4S. |
| Weight | 149 g | 181.5 g | Alcatel Idol 4S is lighter than Alcatel Idol 4S. |
| Body Colour | Dark grey | - | |
| 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) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM (SIM1 and SIM2/MicroSD slots) | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | Nano SIM + nano SIM/microSD |
| DISPLAY | Alcatel Idol 4S | Vivo X20 Plus UD |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | AMOLED | Super AMOLED | |
| Screen Size (Display Size) | 5.5" | 6.43" | Vivo X20 Plus UD has larger screen size than Alcatel Idol 4S. |
| Screen Resolution (Display Resolution) | 2560 x 1440 pixels | 2160 x 1080 pixels | Alcatel Idol 4S has better screen resolution than Vivo X20 Plus UD. |
| Display Format | QHD | - | |
| Pixel Density | 534 ppi | 376 ppi | Alcatel Idol 4S has better pixel density than Vivo X20 Plus UD. |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Protection (Screen Protector) | Fingerprint-resistant oleophobic coating, Dragontrail (scratch resistant glass), 2.5D Arc Glass | - |
| PROCESSOR | Alcatel Idol 4S | Vivo X20 Plus UD |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 652 | Qualcomm Snapdragon 660 | |
|---|---|---|---|
| Processor Number | MSM8976 | MSM8956 | |
| Clock Speed | 1.8 GHz | 2.2 GHz | Vivo X20 Plus UD has higher clock speed than Alcatel Idol 4S. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Qualcomm ADRENO 510 | Qualcomm ADRENO 512 |
| MEMORY | Alcatel Idol 4S | Vivo X20 Plus UD |
|---|
| RAM | 3 GB | 4 GB | Vivo X20 Plus UD has more RAM than Alcatel Idol 4S. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | Vivo X20 Plus UD has more internal memory than Alcatel Idol 4S. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | Alcatel Idol 4S | Vivo X20 Plus UD |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 12 Megapixel | Alcatel Idol 4S has better camera resolution than Vivo X20 Plus UD. |
| Lens Aperture | F/2.0 | F/1.8 | Vivo X20 Plus UD has better lens aperture than Alcatel Idol 4S. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | Panorama | |
| Face Recognition (Face ID) | - | Face detection | Vivo X20 Plus UD has face detection. |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 3840 x 2160 (4K) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | Geotagging |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 5 Megapixel |
|---|
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 12 Megapixel | Vivo X20 Plus UD has better front camera resolution than Alcatel Idol 4S. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.4 | F/2.0 | Vivo X20 Plus UD has better front lens aperture than Alcatel Idol 4S. |
| Light Source (Front) | - | Flash | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) |
| BATTERY AND CHARGING | Alcatel Idol 4S | Vivo X20 Plus UD |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 3900 mAh | Vivo X20 Plus UD has larger battery capacity than Alcatel Idol 4S. |
|---|---|---|---|
| Recharge Time (Charging Time) | 100 min | - | |
| Standby Time | 420 hours | - | |
| Talk Time | 780 minutes | - | |
| Run Time Details | Talk: up to 780 min Standby: up to 420 hrs |
- | |
| Battery Technology | Lithium Ion | Lithium Ion |
| CELLULAR | Alcatel Idol 4S | Vivo X20 Plus UD |
|---|
| Technology | WCDMA (UMTS) / GSM | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 6.0.1 (Marshmallow) | Funtouch OS 3.2 (based on Android 7.1.1) | |
| Navigation | GPS, A-GPS | GPS, A-GPS |
| COMMUNICATIONS | Alcatel Idol 4S | Vivo X20 Plus UD |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | 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 | |
| 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 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 LE | |
| Bluetooth Profiles | - | A2DP | |
| NFC | Yes | - | Alcatel Idol 4S has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Alcatel Idol 4S | Vivo X20 Plus UD |
|---|
| Supported Digital Audio Standards | WAV, WMA, MP3, AAC + | WAV, MP3, FLAC, eAAC+ | |
|---|---|---|---|
| Supported Digital Video Standards | XviD, MPEG-4, H.265 | MPEG-4, H.264 | |
| Sound Enhancements | Hi-Fi Sound support | Hi-Fi Sound support |
| FEATURES | Alcatel Idol 4S | Vivo X20 Plus UD |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, digital compass, gyro sensor | Accelerometer, proximity sensor, digital compass | |
| Security Devices | - | Fingerprint reader (under display) | |
| Additional Phone Features | Radio Data Service (RDS), HD Voice, Dual noise reduction microphones | Multitasking, Active noise-cancellation |
| OTHERS | Alcatel Idol 4S | Vivo X20 Plus UD |
|---|
| Included Accessories | Stereo headset, USB cable, power adapter, SIM card removal tool, Virtual Reality Googles | Power adapter |
|---|
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