Cisco Webex 840S vs. OPPO A77 5G

Phone Comparison, Reviews and Tests

Side by side comparison and review of Cisco Webex 840S and OPPO A77 5G. 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.

Phone Specifications Comparison

Cisco Webex 840S vs. OPPO A77 5G Comparison Chart
DESIGN AND DIMENSIONS Cisco Webex 840S OPPO A77 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2339
Form Factor Touch - Rugged Touch
Height 133 mm 163.8 mm OPPO A77 5G has greater height than Cisco Webex 840S.
Width 66 mm 75.1 mm OPPO A77 5G has greater width than Cisco Webex 840S.
Depth 13 mm 7.99 mm OPPO A77 5G is narrower than Cisco Webex 840S.
Weight 200 g 190 g OPPO A77 5G is lighter than Cisco Webex 840S.
Body Colour - Midnight black | Ocean blue
Protection Shockproof, dustproof, waterproof Waterproof, splash-resistant
Waterproof (Water-resistant) Yes Yes Both phones are waterproof.
IP rating IP68, IEC 60529 IP54 IPX4
SAR Value - 1.256 W/kg (body), 0.986 W/kg (head), 2.683 W/kg (limb)
Integrated Components Barcode scanner -
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
SIM Card Configuration Details - Micro SIM + nano SIM/microSD
DISPLAY Cisco Webex 840S OPPO A77 5G
Display Type - LCD display
Screen Size (Display Size) 4" 6.56" OPPO A77 5G has larger screen size than Cisco Webex 840S.
Screen Resolution (Display Resolution) 800 x 480 pixels 1612 x 720 pixels OPPO A77 5G has better screen resolution than Cisco Webex 840S.
Display Format - HD+
Pixel Density - 269 ppi
Aspect Ratio - 20:9
Max Brightness - 600 cd/m²
Colour Depth - 16.7 million colours
Display Refresh Rate - 90 Hz
Touch Sampling Rate - 90 Hz
Display Features - 100% DCI-P3, 96% NTSC, 100% sRGB, High brightness mode, Vivid mode
Display Protection (Screen Protector) Dragontrail glass Panda Glass MN228
PROCESSOR Cisco Webex 840S OPPO A77 5G
Processor Type (CPU) - MediaTek Dimensity 810
Clock Speed 1.8 GHz 2.4 GHz OPPO A77 5G has higher clock speed than Cisco Webex 840S.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) - Mali-G57 MC2
MEMORY Cisco Webex 840S OPPO A77 5G
RAM 3 GB LPDDR4X SDRAM - 4 GB + up to 3 GB virtual extension OPPO A77 5G has more RAM than Cisco Webex 840S.
Internal Memory Size (Storage Capacity) 32 GB 64 GB OPPO A77 5G has more internal memory than Cisco Webex 840S.
Memory Interface - UFS 2.2
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Cisco Webex 840S OPPO A77 5G
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 8 Megapixel 48 Megapixel OPPO A77 5G has better camera resolution than Cisco Webex 840S.
Sensor Size - 1/1.2"
Sensor Name - Samsung S5KGM1ST
Lens Aperture - F/1.7
Lens Construction - 6-element
Field of View (FoV) - 80 degree(s)
Pixel Size - 0.8 μm
Focus Adjustment Automatic Automatic
Focal Length Equivalent to 35mm Camera - 25mm
Special Effects - Stickers
Camera Modes - Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Macro mode, Extra HD, Text scanner
Light Source Flash LED flash
Video Resolutions - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) - Google Lens
SECOND CAMERA
Sensor Resolution (2nd Camera) - 2 Megapixel
Sensor Size (2nd Camera) - 1/5"
Lens Aperture (2nd Camera) - F/2.4
Lens Element Qty (2nd Camera) - 3-element
Field of View (2nd Camera) - 89 degree(s)
Pixel Size (2nd Camera) - 1.75 μm
Focal Length Equivalent to 35mm Camera - 20mm
Camera Functions (2nd Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 2 Megapixel 8 Megapixel OPPO A77 5G has better front camera resolution than Cisco Webex 840S.
Sensor Size (Front) - 1/4"
Sensor Name (Front) - Sony IMX355 sensor
Lens Aperture (Front) - F/2.0
Lens Element Qty (Front) - 5-element
Field of View (Front) - 79 degree(s)
Pixel Size (Front) - 1.12 μm
Focus Adjustment - Focus free
Focal Length Equivalent to 35mm Camera - 26mm
Special Effects (Front) - Stickers
Camera Modes (Front) - Panorama, Time-lapse mode, night mode, Portrait
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
BATTERY AND CHARGING Cisco Webex 840S OPPO A77 5G
Battery Capacity (Battery Size) 3040 mAh 5000 mAh OPPO A77 5G has larger battery capacity than Cisco Webex 840S.
Fast Charging Technology - SuperVOOC Flash Charge technology OPPO A77 5G has fast charging technology.
Recharge Time (Charging Time) - 69 min
Standby Time - 344 hours
Run Time Details - Standby (Ultra Power Saving Mode): up to 344 hrs
CELLULAR Cisco Webex 840S OPPO A77 5G
Technology - WCDMA (UMTS) / GSM
Mobile Broadband Generation - 5G
Operating System Android 10 ColorOS 12.1 (based on Android 12)
Navigation GPS GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Cisco Webex 840S OPPO A77 5G
Data Transmission - FDD-LTE, TDD-LTE, 5G NR FR1
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, 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
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n40
5G NR Frequency - FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/d/h/i/k/r/u/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.3 BLE
NFC Yes Yes Both phones have an NFC reader for mobile payments.
WLAN Security WEP, EAP-TLS, PEAP-MSCHAPv2, EAP-FAST, WPA2-Enterprise, WPA-Personal, WPA2-Personal -
MEDIA Cisco Webex 840S OPPO A77 5G
Supported Digital Audio Standards OPUS, G.722, G.711a, G.711u, G.729a WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), apt-X, LDAC, IMY, ALAC, OPUS, MID, SBC, apt-X HD
Supported Digital Video Standards - MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, M4V, TS, M2TS, WebM, H.265, MP4
FEATURES Cisco Webex 840S OPPO A77 5G
Phone Functions Speakerphone, call timer, conference call, flight mode, vibrating alert -
Sensors Accelerometer, ambient light sensor, digital compass, magnetometer, gyroscope Accelerometer, ambient light sensor, proximity sensor, pedometer, digital compass, geomagnetic sensor, gravity sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader (side)
Security Technology - Face Unlock
Additional Phone Features Hot-swappable battery Fast Charging, Super power saving mode, OTG Reverse Charge, 3 years of Security Updates, 2 years of OS upgrades, ultra linear stereo speakers, Ultra volume mode
OTHERS Cisco Webex 840S OPPO A77 5G
Included Accessories Power adapter, USB-C cable Protective cover, USB cable, power adapter, SIM card removal tool
Compliant Standards CISPR 22 Class B, 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/NZS 60950-1, AS/ACIF S004, RSS-210, RSS-102, FCC Part 68, IEC 60529 IP54, FCC Part 2, UL 60950-1, IEC 60950-1, EN 60950-1, AS/NZS 4268, MIL-STD 810G, EN 61000-6-3, FCC Part 15.407, EN 60601-1-2, ARIB STD-T66, ARIB STD-T70, ARIB STD-T71, IP68, VCCI Class B, EN 50360, EN 300 328, AS/NZS CISPR 22 Class B, FCC OET Bulletin 65c, EN 301 489-1, EN 300 386, Directive 2014/35/EU, Directive 2014/30/EU, EN 301 893, Directive 2014/53/EU, KN22 Class B, ANSI/IEEE C95.1 (99), EN 301 489-17, CAN/CSA 60950-1, TIA 810 B, TIA 920 A, 47 CFR Part 15 Class B, NZ PTC220 DR IPX4
Max Operating Temperature 40 °C -
Min Operating Temperature 0 °C -
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