Side by side comparison and review of Alcatel POP 4 5051X and Xiaomi Redmi 4X. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Alcatel POP 4 5051X | Xiaomi Redmi 4X |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 140.7 mm | 139.24 mm | Alcatel POP 4 5051X has greater height than Xiaomi Redmi 4X. |
| Width | 71.4 mm | 69.96 mm | Alcatel POP 4 5051X has greater width than Xiaomi Redmi 4X. |
| Depth | 7.99 mm | 8.65 mm | Alcatel POP 4 5051X is narrower than Alcatel POP 4 5051X. |
| Weight | 134 g | 146 g | Alcatel POP 4 5051X is lighter than Alcatel POP 4 5051X. |
| Body Colour | Dark grey | Black | |
| Body Material | - | Metal | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.83 W/kg (body), 0.901 W/kg (head) | 1.5 W/kg (body), 0.583 W/kg (head) | |
| Integrated Components | FM radio | - | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | Micro SIM, nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Micro SIM + nano SIM/microSD |
| DISPLAY | Alcatel POP 4 5051X | Xiaomi Redmi 4X |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5" | 5" | Both phones have the same screen size. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1280 x 720 pixels | Both phones have the same screen resolution. |
| Display Format | HD | HD | |
| Max Brightness | - | 450 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1000:1 | |
| Display Features | Full Lamination | 2.5D Glass, Night Display, Reading mode, Colour temperature adjustment | |
| Display Protection (Screen Protector) | Fingerprint-resistant oleophobic coating | Corning Gorilla Glass (scratch resistant glass) |
| PROCESSOR | Alcatel POP 4 5051X | Xiaomi Redmi 4X |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 210 | Qualcomm Snapdragon 435 | |
|---|---|---|---|
| Processor Number | MSM8909 | - | |
| Clock Speed | 1.1 GHz | 1.4 GHz | Xiaomi Redmi 4X has higher clock speed than Alcatel POP 4 5051X. |
| Processor Core Qty | Quad-core | 8-core | Xiaomi Redmi 4X has higher processor core quantity than Alcatel POP 4 5051X. |
| 64-bit Architecture | - | Yes | Xiaomi Redmi 4X has 64-bit architecture. |
| Graphics System (GPU) | - | Qualcomm ADRENO 505 |
| MEMORY | Alcatel POP 4 5051X | Xiaomi Redmi 4X |
|---|
| RAM | 1 GB | 3 GB | Xiaomi Redmi 4X has more RAM than Alcatel POP 4 5051X. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 8 GB | 32 GB | Xiaomi Redmi 4X has more internal memory than Alcatel POP 4 5051X. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSDXC - up to 128 GB |
| CAMERA | Alcatel POP 4 5051X | Xiaomi Redmi 4X |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 8 Megapixel | 13 Megapixel | Xiaomi Redmi 4X has better camera resolution than Alcatel POP 4 5051X. |
| Lens Aperture | - | F/2.0 | |
| Lens Construction | - | 5-element | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | - | Burst mode, Panorama | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi 4X has face detection. |
| Light Source | LED light | LED light | |
| Video Resolutions | 1280 x 720 (720p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | QR-code scanner | Phase Detect Auto-Focus (PDAF) |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 5 Megapixel | Both phones have the same front camera resolution. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | - | F/2.2 | |
| Camera Modes (Front) | - | Beautify Selfie mode | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi 4X has face detection. |
| Light Source (Front) | LED flash | - |
| BATTERY AND CHARGING | Alcatel POP 4 5051X | Xiaomi Redmi 4X |
|---|
| Battery Capacity (Battery Size) | 2500 mAh | 4100 mAh | Xiaomi Redmi 4X has larger battery capacity than Alcatel POP 4 5051X. |
|---|---|---|---|
| Recharge Time (Charging Time) | 4 hour(s) | - | |
| Standby Time | 420 hours | 432 hours | Xiaomi Redmi 4X has longer standby time than Alcatel POP 4 5051X. |
| Talk Time | 720 minutes | 2160 minutes | Xiaomi Redmi 4X has longer battery life when making calls than Alcatel POP 4 5051X. |
| Run Time Details | Talk (GSM): up to 720 min Talk (WCDMA): up to 540 min Talk (LTE): up to 300 min Standby (GSM): up to 420 hrs Standby (WCDMA): up to 420 hrs Standby (LTE): up to 400 hrs |
Talk: up to 2160 min Playback (video): up to 15 hrs Gaming: up to 13 hrs Standby (LTE): up to 432 hrs Playback (audio): up to 87 hrs Reading: up to 26 hrs Navigation: up to 15 hrs |
| CELLULAR | Alcatel POP 4 5051X | Xiaomi Redmi 4X |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 6.0 (Marshmallow) | - | |
| User Interface | - | MIUI 8 | |
| Navigation | GPS, A-GPS | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Alcatel POP 4 5051X | Xiaomi Redmi 4X |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE | GPRS, EDGE, 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 | |
| 3G UMTS Band | - | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 7, Band 8, Band 20, Band 28 | Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT | FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | |
| Wireless Interface | IEEE 802.11b/g/n | Infrared (IrDA), IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 4.1 | |
| Bluetooth Profiles | - | HID | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Alcatel POP 4 5051X | Xiaomi Redmi 4X |
|---|
| Supported Digital Audio Standards | AAC | WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, H.264, H.263 | MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265 |
| FEATURES | Alcatel POP 4 5051X | Xiaomi Redmi 4X |
|---|
| 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 | Ambient light sensor, proximity sensor, digital compass, G-sensor, hall sensor | Accelerometer, ambient light sensor, proximity sensor, gyro sensor | |
| Security Devices | - | Fingerprint reader | |
| Additional Phone Features | HD Voice | Infrared remote control |
| OTHERS | Alcatel POP 4 5051X | Xiaomi Redmi 4X |
|---|
| Included Accessories | Power adapter | USB cable, power adapter, SIM card removal tool |
|---|
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