Detailed comparison and review of Lenovo S820 and Cisco Webex 840. 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 | Cisco Webex 840 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch - Rugged | |
| Height | 139.5 mm | 133 mm | Lenovo S820 has greater height than Cisco Webex 840. |
| Width | 69.7 mm | 66 mm | Lenovo S820 has greater width than Cisco Webex 840. |
| Depth | 9 mm | 13 mm | Lenovo S820 is narrower than Lenovo S820. |
| Weight | 143 g | 180 g | Lenovo S820 is lighter than Lenovo S820. |
| Body Colour | Flamingo red | - | |
| Protection | - | Shockproof, dustproof, waterproof | |
| Waterproof (Water-resistant) | - | Yes | Cisco Webex 840 is waterproof. |
| IP rating | - | IEC 60529 IP54 | |
| 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 |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | - | |
| SIM Card Qty | Dual-SIM | - |
| DISPLAY | Lenovo S820 | Cisco Webex 840 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 4.7" | 4" | Lenovo S820 has larger screen size than Cisco Webex 840. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 800 x 480 pixels | Lenovo S820 has better screen resolution than Cisco Webex 840. |
| Display Format | HD | - | |
| Pixel Density | 312 ppi | - | |
| Colour Depth | 16.7 million colours | - | |
| Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass) | Dragontrail glass |
| PROCESSOR | Lenovo S820 | Cisco Webex 840 |
|---|
| Processor Type (CPU) | MediaTek | - | |
|---|---|---|---|
| Processor Number | MT6589 | - | |
| Clock Speed | 1.2 GHz | 1.8 GHz | Cisco Webex 840 has higher clock speed than Lenovo S820. |
| Processor Core Qty | Quad-core | 8-core | Cisco Webex 840 has higher processor core quantity than Lenovo S820. |
| Graphics System (GPU) | PowerVR SGX544 | - |
| MEMORY | Lenovo S820 | Cisco Webex 840 |
|---|
| RAM | 1 GB | 3 GB | Cisco Webex 840 has more RAM than Lenovo S820. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 4 GB | 32 GB | Cisco Webex 840 has more internal memory than Lenovo S820. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | - |
| CAMERA | Lenovo S820 | Cisco Webex 840 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 8 Megapixel | Lenovo S820 has better camera resolution than Cisco Webex 840. |
| Focus Adjustment | Automatic | Automatic | |
| Face Recognition (Face ID) | Face detection | - | Lenovo S820 has face detection. |
| Light Source | LED light | Flash |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 2 Megapixel | 2 Megapixel | Both phones have the same front camera resolution. |
| BATTERY AND CHARGING | Lenovo S820 | Cisco Webex 840 |
|---|
| Battery Capacity (Battery Size) | 2000 mAh | 3040 mAh | Cisco Webex 840 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 | Cisco Webex 840 |
|---|
| Technology | WCDMA (UMTS) / GSM | - | |
|---|---|---|---|
| Mobile Broadband Generation | 3G | - | |
| Operating System | Android 4.2 (Jelly Bean) | Android 10 | |
| Navigation | GPS, A-GPS | GPS |
| COMMUNICATIONS | Lenovo S820 | Cisco Webex 840 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+ | - | |
|---|---|---|---|
| 2G Band | 900 GSM, 1800 GSM, 1900 GSM | - | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 3.0 | Bluetooth 4.2 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | - | Yes | Cisco Webex 840 has NFC reader for mobile payments. |
| WLAN Security | - | EAP-TLS, WPA2-Enterprise, WPA2-Personal | |
| Messaging Services | SMS, MMS | - |
| MEDIA | Lenovo S820 | Cisco Webex 840 |
|---|
| Supported Digital Audio Standards | WAV, WMA, MP3, eAAC+ | OPUS, G.722, G.711a, G.711u, G.729a | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, WMV, H.264 | - |
| FEATURES | Lenovo S820 | Cisco Webex 840 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, vibrating alert | Speakerphone, call timer, conference call, flight mode, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor | Accelerometer, ambient light sensor, digital compass, magnetometer, gyroscope | |
| Additional Phone Features | Active noise-cancellation | Programmable emergency button, Session Initiation Protocol (SIP) support |
| OTHERS | Lenovo S820 | Cisco Webex 840 |
|---|
| Included Accessories | USB cable, power adapter | USB cable, power adapter | |
|---|---|---|---|
| Compliant Standards | - | EN 61000-3-2, EN 61000-3-3, EN55024, EN50082-1, EN55022 Class B, ICES-003 Class B, EN 61000-6-1, FCC Part 15.247, AS/ACIF S004, RSS-210, RSS-102, FCC Part 68, IEC 60529 IP54, EN 300.328-2, FCC Part 2, UL 60950-1, IEC 60950-1, EN 60950-1, AS/NZS 4268, MIL-STD 810G, EN 61000-6-3, ACA, EN 300.328-1, FCC Part 15.407, EN 60601-1-2, ARIB STD-T66, ARIB STD-T70, ARIB STD-T71, VCCI Class B, EN 50360, AS/ACIF S040, AS/NZS CISPR 22 Class B, FCC OET Bulletin 65c, EN 55022/CISPR 22 Class B, EN 301 489-1, EN 300 386, Directive 2014/35/EU, Directive 2014/30/EU, EN 301 893, ANSI/UL 60950-1, Directive 2014/53/EU, KN22 Class B, ANSI/IEEE C95.1 (99), EN 301 489-17, AN/NZS 60950.1, CAN/CSA 60950-1, TIA 810 B, TIA 920 A, 47 CFR Part 15 Class B, NZ PTC220 DR | |
| Max Operating Temperature | - | 40 °C | |
| Min Operating Temperature | - | 0 °C | |
| Humidity Range Operating | - | 10 - 95% (non-condensing) |
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