In depth comparison and review of OPPO A53 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 | OPPO A53 | Cisco Webex 840 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | CPH2127 | - | |
| Form Factor | Touch | Touch - Rugged | |
| Height | 163.9 mm | 133 mm | OPPO A53 has greater height than Cisco Webex 840. |
| Width | 75.1 mm | 66 mm | OPPO A53 has greater width than Cisco Webex 840. |
| Depth | 8.4 mm | 13 mm | OPPO A53 is narrower than OPPO A53. |
| Weight | 186 g | 180 g | Cisco Webex 840 is lighter than OPPO A53. |
| Body Colour | Electric black | - | |
| Protection | - | Shockproof, dustproof, waterproof | |
| Waterproof (Water-resistant) | - | Yes | Cisco Webex 840 is waterproof. |
| IP rating | - | IEC 60529 IP54 | |
| SAR Value | 0.93 W/kg (body), 0.77 W/kg (head), 2.78 W/kg (limb) | - | |
| Connector Type | USB Type-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | - | |
| SIM Card Qty | Dual-SIM | - |
| DISPLAY | OPPO A53 | Cisco Webex 840 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | LCD | - | |
| Screen Size (Display Size) | 6.5" | 4" | OPPO A53 has larger screen size than Cisco Webex 840. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | 800 x 480 pixels | OPPO A53 has better screen resolution than Cisco Webex 840. |
| Display Format | HD+ | - | |
| Pixel Density | 269 ppi | - | |
| Aspect Ratio | 20:9 | - | |
| Max Brightness | 480 cd/m² | - | |
| Contrast Ratio | 1500:1 | - | |
| Display Refresh Rate | 90 Hz | - | |
| Touch Sampling Rate | 120 Hz | - | |
| Display Protection (Screen Protector) | - | Dragontrail glass |
| PROCESSOR | OPPO A53 | Cisco Webex 840 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 460 | - | |
|---|---|---|---|
| Clock Speed | 1.8 GHz | 1.8 GHz | Both phones have the same clock speed. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | OPPO A53 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 610 | - |
| MEMORY | OPPO A53 | Cisco Webex 840 |
|---|
| RAM | LPDDR4X SDRAM - 4 GB | 3 GB | OPPO A53 has more RAM than Cisco Webex 840. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 32 GB | OPPO A53 has more internal memory than Cisco Webex 840. |
| Memory Interface | UFS 2.1 | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 256 GB | - |
| CAMERA | OPPO A53 | Cisco Webex 840 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 8 Megapixel | OPPO A53 has better camera resolution than Cisco Webex 840. |
| Sensor Size | 1/3.06" | - | |
| Sensor Name | Omnivision OV13B sensor | - | |
| Lens Aperture | F/2.2 | - | |
| Lens Construction | 5-element | - | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 6x | - | |
| Camera Modes | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Ultra Night Mode 2.0 | - | |
| Light Source | LED flash | Flash | |
| Still Image Resolutions | 4160 x 3120 | - | |
| Camera Features (Functions) | AI Beautify, AI Quad camera | - |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Sensor Name (2nd Camera) | GalaxyCore GC02M1B sensor | - | |
| Lens Aperture (2nd Camera) | F/2.4 | - | |
| Camera Functions (2nd Camera) | Depth camera | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Sensor Name (3rd Camera) | GalaxyCore GC02K0 sensor | - | |
| Lens Aperture (3rd Camera) | F/2.4 | - | |
| Lens Element Qty (3rd Camera) | 3-element | - | |
| Camera Functions (3rd Camera) | Macro camera | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 2 Megapixel | OPPO A53 has better front camera resolution than Cisco Webex 840. |
| Lens Aperture (Front) | F/2.0 | - | |
| Lens Element Qty (Front) | 5-element | - | |
| Still Image Resolutions (Front) | 3264 x 2448 | - |
| BATTERY AND CHARGING | OPPO A53 | Cisco Webex 840 |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 3040 mAh | OPPO A53 has larger battery capacity than Cisco Webex 840. |
|---|
| CELLULAR | OPPO A53 | Cisco Webex 840 |
|---|
| Technology | WCDMA (UMTS) / GSM | - | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | - | |
| Operating System | ColorOS 7.2 (based on Android 10) | Android 10 | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS |
| COMMUNICATIONS | OPPO A53 | Cisco Webex 840 |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | - | |
|---|---|---|---|
| 2G Band | 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 | - | |
| 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 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 4.2 | |
| Bluetooth Profiles | SBC | - | |
| NFC | - | Yes | Cisco Webex 840 has NFC reader for mobile payments. |
| WLAN Security | - | EAP-TLS, WPA2-Enterprise, WPA2-Personal |
| MEDIA | OPPO A53 | Cisco Webex 840 |
|---|
| Supported Digital Audio Standards | AAC, LDAC, apt-X HD | OPUS, G.722, G.711a, G.711u, G.729a |
|---|
| FEATURES | OPPO A53 | Cisco Webex 840 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, call timer, conference call, flight mode, vibrating alert | |
|---|---|---|---|
| Sensors | - | Accelerometer, ambient light sensor, digital compass, magnetometer, gyroscope | |
| Security Devices | Fingerprint reader | - | |
| Additional Phone Features | Fast Charging, HyperBoost, Smart Sidebar | Programmable emergency button, Session Initiation Protocol (SIP) support |
| OTHERS | OPPO A53 | Cisco Webex 840 |
|---|
| Included Accessories | Headphones, screen protection film, USB cable, power adapter, SIM card removal tool | 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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