In depth comparison and review of Xiaomi MI 4i and Cisco Webex 840. 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 | Xiaomi MI 4i | Cisco Webex 840 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch - Rugged | |
| Height | 138.1 mm | 133 mm | Xiaomi MI 4i has greater height than Cisco Webex 840. |
| Width | 69.6 mm | 66 mm | Xiaomi MI 4i has greater width than Cisco Webex 840. |
| Depth | 7.8 mm | 13 mm | Xiaomi MI 4i is narrower than Xiaomi MI 4i. |
| Weight | 130 g | 180 g | Xiaomi MI 4i is lighter than Xiaomi MI 4i. |
| Body Colour | Black | Dark grey | White | - | |
| Protection | - | Shockproof, dustproof, waterproof | |
| Waterproof (Water-resistant) | - | Yes | Cisco Webex 840 is waterproof. |
| IP rating | - | IEC 60529 IP54 | |
| SAR Value | 1.29 W/kg | - | |
| 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) | Micro SIM | - | |
| SIM Card Qty | Dual-SIM | - |
| DISPLAY | Xiaomi MI 4i | Cisco Webex 840 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5" | 4" | Xiaomi MI 4i has larger screen size than Cisco Webex 840. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 800 x 480 pixels | Xiaomi MI 4i has better screen resolution than Cisco Webex 840. |
| Display Format | Full HD | - | |
| Pixel Density | 441 ppi | - | |
| Colour Depth | 16.7 million colours | - | |
| Display Protection (Screen Protector) | Corning Concore Glass | Dragontrail glass |
| PROCESSOR | Xiaomi MI 4i | Cisco Webex 840 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 615 | - | |
|---|---|---|---|
| Clock Speed | 1.7 GHz | 1.8 GHz | Cisco Webex 840 has higher clock speed than Xiaomi MI 4i. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Xiaomi MI 4i has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | - |
| MEMORY | Xiaomi MI 4i | Cisco Webex 840 |
|---|
| RAM | 2 GB | 3 GB | Cisco Webex 840 has more RAM than Xiaomi MI 4i. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | Cisco Webex 840 has more internal memory than Xiaomi MI 4i. |
| CAMERA | Xiaomi MI 4i | Cisco Webex 840 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 8 Megapixel | Xiaomi MI 4i has better camera resolution than Cisco Webex 840. |
| Lens Aperture | F/2.0 | - | |
| Lens Construction | 5-element | - | |
| Focus Adjustment | Automatic | Automatic | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama, manual mode | - | |
| Face Recognition (Face ID) | Face detection, smile detection | - | Xiaomi MI 4i has face detection. |
| Light Source | Dual LED flash | Flash | |
| Video Resolutions | 1920 x 1080 (1080p) | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 2 Megapixel | Xiaomi MI 4i has better front camera resolution than Cisco Webex 840. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/1.8 | - | |
| Lens Element Qty (Front) | 5-element | - |
| BATTERY AND CHARGING | Xiaomi MI 4i | Cisco Webex 840 |
|---|
| Battery Capacity (Battery Size) | 3120 mAh | 3040 mAh | Xiaomi MI 4i has larger battery capacity than Cisco Webex 840. |
|---|---|---|---|
| Talk Time | 2100 minutes | - | |
| Run Time Details | Talk (WCDMA): up to 2100 min | - | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | Xiaomi MI 4i | Cisco Webex 840 |
|---|
| Technology | TD-SCDMA / WCDMA (UMTS) / GSM | - | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | - | |
| Operating System | Android 5.0.2 (Lollipop) | Android 10 | |
| User Interface | MIUI V6 | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS |
| COMMUNICATIONS | Xiaomi MI 4i | Cisco Webex 840 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | - | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | - | |
| 4G LTE Band | Band 3, Band 7, Band 38, Band 39, Band 40, Band 41 | - | |
| 4G LTE Frequency | FDD 1800+, FDD 2600, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 4.2 | |
| Bluetooth Profiles | A2DP, HID | - | |
| NFC | - | Yes | Cisco Webex 840 has NFC reader for mobile payments. |
| WLAN Security | - | EAP-TLS, WPA2-Enterprise, WPA2-Personal | |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi MI 4i | Cisco Webex 840 |
|---|
| Supported Digital Audio Standards | WAV, MP3, FLAC, eAAC+ | OPUS, G.722, G.711a, G.711u, G.729a | |
|---|---|---|---|
| Supported Digital Video Standards | XviD, MPEG-4, DivX, H.264 | - |
| FEATURES | Xiaomi MI 4i | Cisco Webex 840 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, call timer, conference call, flight mode, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor | Accelerometer, ambient light sensor, digital compass, magnetometer, gyroscope | |
| Additional Phone Features | MIMO technology, Active noise-cancellation | Programmable emergency button, Session Initiation Protocol (SIP) support |
| OTHERS | Xiaomi MI 4i | Cisco Webex 840 |
|---|
| Included Accessories | 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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