Detailed comparison and review of Lenovo S820 and OPPO A54S. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Lenovo S820 | OPPO A54S |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | CPH2273 | |
| Form Factor | Touch | Touch | |
| Height | 139.5 mm | 163.8 mm | OPPO A54S has greater height than Lenovo S820. |
| Width | 69.7 mm | 75.6 mm | OPPO A54S has greater width than Lenovo S820. |
| Depth | 9 mm | 8.4 mm | OPPO A54S is narrower than Lenovo S820. |
| Weight | 143 g | 190 g | Lenovo S820 is lighter than Lenovo S820. |
| Body Colour | Flamingo red | Crystal black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.572 W/kg (body) | - | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Lenovo S820 | OPPO A54S |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 4.7" | 6.52" | OPPO A54S has larger screen size than Lenovo S820. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1600 x 720 pixels | OPPO A54S has better screen resolution than Lenovo S820. |
| Display Format | HD | HD+ | |
| Pixel Density | 312 ppi | 269 ppi | Lenovo S820 has better pixel density than OPPO A54S. |
| Max Brightness | - | 480 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1500:1 | |
| Display Refresh Rate | - | 60 Hz | |
| Display Features | - | 71% NTSC, AI Eye-Care | |
| Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass) | PDMA+PC |
| PROCESSOR | Lenovo S820 | OPPO A54S |
|---|
| Processor Type (CPU) | MediaTek | MediaTek Helio G35 | |
|---|---|---|---|
| Processor Number | MT6589 | - | |
| Clock Speed | 1.2 GHz | 2.3 GHz | OPPO A54S has higher clock speed than Lenovo S820. |
| Processor Core Qty | Quad-core | 8-core | OPPO A54S has higher processor core quantity than Lenovo S820. |
| Graphics System (GPU) | PowerVR SGX544 | IMG GE8320 |
| MEMORY | Lenovo S820 | OPPO A54S |
|---|
| RAM | 1 GB | LPDDR4X SDRAM - 4 GB | OPPO A54S has more RAM than Lenovo S820. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 4 GB | 128 GB | OPPO A54S has more internal memory than Lenovo S820. |
| Memory Interface | - | eMMC 5.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | - |
| CAMERA | Lenovo S820 | OPPO A54S |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 50 Megapixel | OPPO A54S has better camera resolution than Lenovo S820. |
| Lens Aperture | - | F/2.2 | |
| Lens Construction | - | 5-element | |
| Field of View (FoV) | - | 80 degree(s) | |
| Focus Adjustment | Automatic | Automatic | |
| Face Recognition (Face ID) | Face detection | - | Lenovo S820 has face detection. |
| Light Source | LED light | LED flash | |
| Still Image Resolutions | - | 4160 x 2340, 3120 x 3120, 4160 x 1872, 4080 x 3072 | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | - | AI Triple camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | - | 88.8 degree(s) | |
| Camera Functions (2nd Camera) | - | Depth camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Field of View (3rd Camera) | - | 88.8 degree(s) | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 2 Megapixel | 8 Megapixel | OPPO A54S has better front camera resolution than Lenovo S820. |
| Lens Aperture (Front) | - | F/2.0 | |
| Lens Element Qty (Front) | - | 5-element | |
| Field of View (Front) | - | 79 degree(s) | |
| Special Effects (Front) | - | Bokeh effect | |
| Camera Modes (Front) | - | Dazzle Colour Mode | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | AI beautification |
| BATTERY AND CHARGING | Lenovo S820 | OPPO A54S |
|---|
| Battery Capacity (Battery Size) | 2000 mAh | 5000 mAh | OPPO A54S has larger battery capacity than Lenovo S820. |
|---|---|---|---|
| Standby Time | 140 hours | - | |
| Talk Time | 1320 minutes | - | |
| 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 |
- | |
| Battery Technology | Lithium polymer | - |
| CELLULAR | Lenovo S820 | OPPO A54S |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 3G | 4G | OPPO A54S has more advanced generation mobile network. |
| Operating System | Android 4.2 (Jelly Bean) | ColorOS 11.1 (based on Android 11) | |
| Navigation | GPS, A-GPS | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | Lenovo S820 | OPPO A54S |
|---|
| 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 6, Band 8, Band 19 | |
| 3G UMTS Frequency | - | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41, Band 66 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| Wireless Interface | IEEE 802.11a/b/g/n | Wi-Fi | |
| Bluetooth | Bluetooth 3.0 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | - | Yes | OPPO A54S has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Lenovo S820 | OPPO A54S |
|---|
| Supported Digital Audio Standards | WAV, WMA, MP3, eAAC+ | AAC, apt-X, LDAC, SBC | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, WMV, H.264 | - |
| FEATURES | Lenovo S820 | OPPO A54S |
|---|
| Phone Functions | Speakerphone, call timer, conference call, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor | Accelerometer, ambient light sensor, proximity sensor, pedometer, geomagnetic sensor, gravity sensor | |
| Security Devices | - | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Active noise-cancellation | Super power saving mode, Game Assistant, super nighttime standby mode, optimised night charge, charging temperature control |
| OTHERS | Lenovo S820 | OPPO A54S |
|---|
| Included Accessories | USB cable, power adapter | Headset, power adapter, SIM card removal tool, USB-C cable, protective case |
|---|
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
