In depth comparison and review of Alcatel Idol 4S and Lenovo S820. 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 | Lenovo S820 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 153.9 mm | 139.5 mm | Alcatel Idol 4S has greater height than Lenovo S820. |
| Width | 75.4 mm | 69.7 mm | Alcatel Idol 4S has greater width than Lenovo S820. |
| Depth | 7 mm | 9 mm | Alcatel Idol 4S is narrower than Alcatel Idol 4S. |
| Weight | 149 g | 143 g | Lenovo S820 is lighter than Alcatel Idol 4S. |
| Body Colour | Dark grey | Flamingo red | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 0.572 W/kg (body) | |
| Integrated Components | FM radio | 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 | Micro 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 | Lenovo S820 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | AMOLED | IPS | |
| Screen Size (Display Size) | 5.5" | 4.7" | Alcatel Idol 4S has larger screen size than Lenovo S820. |
| Screen Resolution (Display Resolution) | 2560 x 1440 pixels | 1280 x 720 pixels | Alcatel Idol 4S has better screen resolution than Lenovo S820. |
| Display Format | QHD | HD | |
| Pixel Density | 534 ppi | 312 ppi | Alcatel Idol 4S has better pixel density than Lenovo S820. |
| 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 | Corning Gorilla Glass (scratch resistant glass) |
| PROCESSOR | Alcatel Idol 4S | Lenovo S820 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 652 | MediaTek | |
|---|---|---|---|
| Processor Number | MSM8976 | MT6589 | |
| Clock Speed | 1.8 GHz | 1.2 GHz | Alcatel Idol 4S has higher clock speed than Lenovo S820. |
| Processor Core Qty | 8-core | Quad-core | Alcatel Idol 4S has higher processor core quantity than Lenovo S820. |
| Graphics System (GPU) | Qualcomm ADRENO 510 | PowerVR SGX544 |
| MEMORY | Alcatel Idol 4S | Lenovo S820 |
|---|
| RAM | 3 GB | 1 GB | Alcatel Idol 4S has more RAM than Lenovo S820. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 4 GB | Alcatel Idol 4S has more internal memory than Lenovo S820. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC - up to 32 GB |
| CAMERA | Alcatel Idol 4S | Lenovo S820 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 12 Megapixel | Alcatel Idol 4S has better camera resolution than Lenovo S820. |
| Lens Aperture | F/2.0 | - | |
| Focus Adjustment | Automatic | Automatic | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | - | |
| Face Recognition (Face ID) | - | Face detection | Lenovo S820 has face detection. |
| Light Source | Dual LED flash | LED light | |
| Video Resolutions | 3840 x 2160 (4K) | - | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 2 Megapixel | Alcatel Idol 4S has better front camera resolution than Lenovo S820. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.4 | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - |
| BATTERY AND CHARGING | Alcatel Idol 4S | Lenovo S820 |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 2000 mAh | Alcatel Idol 4S has larger battery capacity than Lenovo S820. |
|---|---|---|---|
| Recharge Time (Charging Time) | 100 min | - | |
| Standby Time | 420 hours | 140 hours | Alcatel Idol 4S has longer standby time than Lenovo S820. |
| Talk Time | 780 minutes | 1320 minutes | Lenovo S820 has longer battery life when making calls than Alcatel Idol 4S. |
| Run Time Details | Talk: up to 780 min Standby: up to 420 hrs |
Talk (GSM): up to 1320 min Talk (WCDMA): up to 600 min Standby (GSM): up to 140 hrs Standby (WCDMA): up to 140 hrs |
|
| Battery Technology | Lithium Ion | Lithium polymer |
| CELLULAR | Alcatel Idol 4S | Lenovo S820 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 3G | Alcatel Idol 4S has more advanced generation mobile network. |
| Operating System | Android 6.0.1 (Marshmallow) | Android 4.2 (Jelly Bean) | |
| Navigation | GPS, A-GPS | GPS, A-GPS |
| COMMUNICATIONS | Alcatel Idol 4S | Lenovo S820 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+ | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 900 GSM, 1800 GSM, 1900 GSM | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 3.0 | |
| Bluetooth Profiles | - | A2DP | |
| NFC | Yes | - | Alcatel Idol 4S has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Alcatel Idol 4S | Lenovo S820 |
|---|
| Supported Digital Audio Standards | WAV, WMA, MP3, AAC + | WAV, WMA, MP3, eAAC+ | |
|---|---|---|---|
| Supported Digital Video Standards | XviD, MPEG-4, H.265 | MPEG-4, WMV, H.264 | |
| Sound Enhancements | Hi-Fi Sound support | - |
| FEATURES | Alcatel Idol 4S | Lenovo S820 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, call timer, conference call, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, digital compass, gyro sensor | Accelerometer, proximity sensor | |
| Additional Phone Features | Radio Data Service (RDS), HD Voice, Dual noise reduction microphones | Active noise-cancellation |
| OTHERS | Alcatel Idol 4S | Lenovo S820 |
|---|
| Included Accessories | Stereo headset, USB cable, power adapter, SIM card removal tool, Virtual Reality Googles | USB cable, power adapter |
|---|
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