Side by side comparison and review of Lenovo S820 and Xiaomi Redmi Note 11. 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 | Lenovo S820 | Xiaomi Redmi Note 11 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 139.5 mm | 159.87 mm | Xiaomi Redmi Note 11 has greater height than Lenovo S820. |
| Width | 69.7 mm | 73.87 mm | Xiaomi Redmi Note 11 has greater width than Lenovo S820. |
| Depth | 9 mm | 8.09 mm | Xiaomi Redmi Note 11 is narrower than Lenovo S820. |
| Weight | 143 g | 179 g | Lenovo S820 is lighter than Lenovo S820. |
| Body Colour | Flamingo red | Twilight blue | Blue star | Graphite grey | |
| Protection | - | Dustproof, splashproof | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | - | IP53 | |
| SAR Value | 0.572 W/kg (body) | 0.989 W/kg (body), 0.596 W/kg (head), 1.996 W/kg (limb) | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | - | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Lenovo S820 | Xiaomi Redmi Note 11 |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | AMOLED | |
| Screen Size (Display Size) | 4.7" | 6.43" | Xiaomi Redmi Note 11 has larger screen size than Lenovo S820. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2400 x 1080 pixels | Xiaomi Redmi Note 11 has better screen resolution than Lenovo S820. |
| Display Format | HD | Full HD+ | |
| Pixel Density | 312 ppi | 409 ppi | Xiaomi Redmi Note 11 has better pixel density than Lenovo S820. |
| Max Brightness | - | 1000 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 4500000:1 | |
| Display Enhancement Technology | - | Sunlight mode, Reading mode 3.0 | |
| Display Refresh Rate | - | 90 Hz | |
| Touch Sampling Rate | - | 180 Hz | |
| Display Features | - | DCI-P3 Wide colour gamut, Dot Display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass) | - |
| PROCESSOR | Lenovo S820 | Xiaomi Redmi Note 11 |
|---|
| Processor Type (CPU) | MediaTek | Qualcomm Snapdragon 680 | |
|---|---|---|---|
| Processor Number | MT6589 | - | |
| Clock Speed | 1.2 GHz | 2.4 GHz | Xiaomi Redmi Note 11 has higher clock speed than Lenovo S820. |
| Processor Core Qty | Quad-core | 8-core | Xiaomi Redmi Note 11 has higher processor core quantity than Lenovo S820. |
| Graphics System (GPU) | PowerVR SGX544 | Qualcomm ADRENO 610 |
| MEMORY | Lenovo S820 | Xiaomi Redmi Note 11 |
|---|
| RAM | 1 GB | LPDDR4X SDRAM - 4 GB | Xiaomi Redmi Note 11 has more RAM than Lenovo S820. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 4 GB | 128 GB | Xiaomi Redmi Note 11 has more internal memory than Lenovo S820. |
| Memory Interface | - | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Lenovo S820 | Xiaomi Redmi Note 11 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 50 Megapixel | Xiaomi Redmi Note 11 has better camera resolution than Lenovo S820. |
| Lens Aperture | - | F/1.8 | |
| Focus Adjustment | Automatic | Automatic | |
| Face Recognition (Face ID) | Face detection | - | Lenovo S820 has face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps, 3840 x 2160 (4K) at 30 fps | |
| Camera Features (Functions) | - | AI Quad camera |
| 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) | - | 118 degree(s) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 2 Megapixel | 13 Megapixel | Xiaomi Redmi Note 11 has better front camera resolution than Lenovo S820. |
| Lens Aperture (Front) | - | F/2.4 | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
| BATTERY AND CHARGING | Lenovo S820 | Xiaomi Redmi Note 11 |
|---|
| Battery Capacity (Battery Size) | 2000 mAh | 5000 mAh | Xiaomi Redmi Note 11 has larger battery capacity than Lenovo S820. |
|---|---|---|---|
| Fast Charging Technology | - | Pro fast charging | Xiaomi Redmi Note 11 has fast charging technology. |
| Standby Time | 140 hours | - | |
| Talk Time | 1320 minutes | 2580 minutes | Xiaomi Redmi Note 11 has longer battery life when making calls than Lenovo S820. |
| Run Time Details | Talk (GSM): up to 1320 min Talk (WCDMA): up to 600 min Standby (GSM): up to 140 hrs Standby (WCDMA): up to 140 hrs |
Talk: up to 2580 min Playback (video): up to 22 hrs Playback (audio): up to 215 hrs |
|
| Battery Technology | Lithium polymer | - |
| CELLULAR | Lenovo S820 | Xiaomi Redmi Note 11 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 3G | 4G | Xiaomi Redmi Note 11 has more advanced generation mobile network. |
| Operating System | Android 4.2 (Jelly Bean) | Android 11 | |
| User Interface | - | MIUI 13 | |
| Navigation | GPS, A-GPS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Lenovo S820 | Xiaomi Redmi Note 11 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+ | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 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 28, Band 32, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 3.0 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | - | Yes | Xiaomi Redmi Note 11 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Lenovo S820 | Xiaomi Redmi Note 11 |
|---|
| Supported Digital Audio Standards | WAV, WMA, MP3, eAAC+ | - | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, WMV, H.264 | - | |
| Sound Enhancements | - | Hi-Res audio certified |
| FEATURES | Lenovo S820 | Xiaomi Redmi Note 11 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyroscope | |
| Security Devices | - | Face recognition, fingerprint reader (side) | |
| Security Technology | - | AI face unlock | |
| Additional Phone Features | Active noise-cancellation | Z-axis linear vibration motor, dual stereo speakers, IR blaster, write booster |
| OTHERS | Lenovo S820 | Xiaomi Redmi Note 11 |
|---|
| Included Accessories | USB cable, power adapter | Power adapter, SIM card removal tool, USB-C cable, protective case | |
|---|---|---|---|
| Compliant Standards | - | IP53, TUV SUD, SGS, IEC 60529 |
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