In depth comparison and review of Alcatel Idol 4S and Xiaomi Redmi Note 8. 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 | Xiaomi Redmi Note 8 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 153.9 mm | 158.3 mm | Xiaomi Redmi Note 8 has greater height than Alcatel Idol 4S. |
| Width | 75.4 mm | 75.3 mm | Alcatel Idol 4S has greater width than Xiaomi Redmi Note 8. |
| Depth | 7 mm | 8.35 mm | Alcatel Idol 4S is narrower than Alcatel Idol 4S. |
| Weight | 149 g | 190 g | Alcatel Idol 4S is lighter than Alcatel Idol 4S. |
| Body Colour | Dark grey | Moonlight white | Space black | Neptune blue | |
| Body Material | - | Corning Gorilla Glass 5 | |
| Protection | - | Splash-resistant | |
| Waterproof (Water-resistant) | - | - | |
| Integrated Components | FM radio | - | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| 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 | - |
| DISPLAY | Alcatel Idol 4S | Xiaomi Redmi Note 8 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | AMOLED | - | |
| Screen Size (Display Size) | 5.5" | 6.3" | Xiaomi Redmi Note 8 has larger screen size than Alcatel Idol 4S. |
| Screen Resolution (Display Resolution) | 2560 x 1440 pixels | 2340 x 1080 pixels | Alcatel Idol 4S has better screen resolution than Xiaomi Redmi Note 8. |
| Display Format | QHD | Full HD+ | |
| Pixel Density | 534 ppi | - | |
| Aspect Ratio | - | 19.5:9 | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1500:1 | |
| Display Enhancement Technology | - | Sunlight mode | |
| Display Features | - | Eye protection mode, Colour temperature adjustment, night mode, Dot Drop display | |
| Display Protection (Screen Protector) | Fingerprint-resistant oleophobic coating, Dragontrail (scratch resistant glass), 2.5D Arc Glass | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | Alcatel Idol 4S | Xiaomi Redmi Note 8 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 652 | Qualcomm Snapdragon 665 | |
|---|---|---|---|
| Processor Number | MSM8976 | - | |
| Clock Speed | 1.8 GHz | 2 GHz | Xiaomi Redmi Note 8 has higher clock speed than Alcatel Idol 4S. |
| Processor Core Qty | 8-core | - | |
| Graphics System (GPU) | Qualcomm ADRENO 510 | Qualcomm ADRENO 610 |
| MEMORY | Alcatel Idol 4S | Xiaomi Redmi Note 8 |
|---|
| RAM | 3 GB | 4 GB | Xiaomi Redmi Note 8 has more RAM than Alcatel Idol 4S. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | Xiaomi Redmi Note 8 has more internal memory than Alcatel Idol 4S. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSDXC |
| CAMERA | Alcatel Idol 4S | Xiaomi Redmi Note 8 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 48 Megapixel | Xiaomi Redmi Note 8 has better camera resolution than Alcatel Idol 4S. |
| Sensor Size | - | 1.2" | |
| Lens Aperture | F/2.0 | F/1.75 | Xiaomi Redmi Note 8 has better lens aperture than Alcatel Idol 4S. |
| Lens Construction | - | 6-element | |
| Field of View (FoV) | - | 79.4 degree(s) | |
| Pixel Size | - | 0.8 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | Burst mode, Panorama, Pro mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Beautify | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi Note 8 has face detection. |
| Light Source | Dual LED flash | Single tone LED flash | |
| Still Image Resolutions | - | 8000 x 6000 | |
| Video Resolutions | 3840 x 2160 (4K) | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | EIS video stabilisation, 4-in-1 Super Pixel, AI scene detection, Portrait mode with background blurring, Portrait mode background blur adjustment, Ultra wide-angle edge distortion correction, Steady handheld night photography, levelling, full screen frame |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Field of View (2nd Camera) | - | 120 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.12 μm |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Pixel Size (3rd Camera) | - | 1.75 μm | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Pixel Size (4th Camera) | - | 1.75 μm |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 13 Megapixel | Xiaomi Redmi Note 8 has better front camera resolution than Alcatel Idol 4S. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.4 | F/2.0 | Xiaomi Redmi Note 8 has better front lens aperture than Alcatel Idol 4S. |
| Pixel Size (Front) | - | 1.12 μm | |
| Camera Modes (Front) | - | Panorama, Hand Gesture, Portrait, Beautify | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi Note 8 has face detection. |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | Self-timer, camera display brightness correction, AI seperation, selfie mirror, blur adjustment, full screen frame |
| BATTERY AND CHARGING | Alcatel Idol 4S | Xiaomi Redmi Note 8 |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 4000 mAh | Xiaomi Redmi Note 8 has larger battery capacity than Alcatel Idol 4S. |
|---|---|---|---|
| Recharge Time (Charging Time) | 100 min | 2 hour(s) | Alcatel Idol 4S has shorter charging time than Alcatel Idol 4S. |
| 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 polymer |
| CELLULAR | Alcatel Idol 4S | Xiaomi Redmi Note 8 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 6.0.1 (Marshmallow) | - | |
| Navigation | GPS, A-GPS | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Alcatel Idol 4S | Xiaomi Redmi Note 8 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1900 GSM, 2100 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 4.2 | |
| NFC | Yes | - | Alcatel Idol 4S has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Alcatel Idol 4S | Xiaomi Redmi Note 8 |
|---|
| Supported Digital Audio Standards | WAV, WMA, MP3, AAC + | WAV, AAC, AMR, MP3, FLAC | |
|---|---|---|---|
| Supported Digital Video Standards | XviD, MPEG-4, H.265 | MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC | |
| Sound Enhancements | Hi-Fi Sound support | - | |
| Audio Amplifier | - | Smart PA |
| FEATURES | Alcatel Idol 4S | Xiaomi Redmi Note 8 |
|---|
| 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, ambient light sensor, proximity sensor, digital compass, gyro sensor | |
| Security Devices | - | Fingerprint reader | |
| Additional Phone Features | Radio Data Service (RDS), HD Voice, Dual noise reduction microphones | Infrared remote control, Dual microphones, Fast Charging, AI Engine, auto cleaning speaker |
| OTHERS | Alcatel Idol 4S | Xiaomi Redmi Note 8 |
|---|
| Included Accessories | Stereo headset, USB cable, power adapter, SIM card removal tool, Virtual Reality Googles | Power adapter, SIM card removal tool, USB-C cable, soft case |
|---|
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