Elephone U vs Yezz C21
Elephone U
Yezz C21
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800 MHzGSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100; TD-SCDMA 1880-1920, 2010-2025 MHz-
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800); LTE-TDD 1900 MHz, 2300 MHz, 2500 MHz, 2600 MHz-
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EV-DO speed3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTE, Cat7, 301 Mbps download, 102 Mbps upload-
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GPRSYesUp to 48 kbps
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EDGEYesNo
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Availability
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Oficially announced2018-12016-7
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Status2018-12016-8
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Design
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BuildMetal, plastic-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD))Dual SIM (Mini-SIM)
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Height154 mm113 mm
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Width72.5 mm48.5 mm
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Thickness8.4 mm14.6 mm
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Weight160 g70 g
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ColorsBlack, BlueBlack, Blue, Red, White
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Display
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Display typeAMOLEDTFT
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Physical size5.99 inches1.8 inches
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Resolution1080 x 2160 pixels128 x 160 pixels
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Pixel density403 ppi114 ppi
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Display colors16777216262144
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5-
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MultitouchYes-
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.0 GHz Cortex-A53321 MHz
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CPU(second)quad-core 1.5 GHz Cortex-A53
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ChipsetMediaTek Helio P23(MT6763)Spreadtrum SC6531DA
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GPUMali-G71 MP2-
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Memory RAM4, 6 GB4 MB
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Internal storage64, 128 GB4 MB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD
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Memory card max1 TB8 GB
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Phonebook-Yes
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Call records-Yes
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OS
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OSAndroid 7.1 Nougat/Android 8.0 Oreo-
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Main camera
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Camera typeDual-
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Main camera13 MP
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Primary camera-VGA
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13 MP
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Primary camera resolution4160 x 3120 pixels-
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Primary camera video1080p@30fpsvideo
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Primary camera flashdual-LED flash-
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Primary camera phase detection autofocusphase detection autofocus-
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene modeNo
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Selfie camera
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Secondary camera-No
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Selfie camera8 MP
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Selfie camera resolution3264 x 2448 pixels-
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Selfie camera video720p@30fps MP-
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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Notifications-Vibration, Polyphonic, MP3
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Headphone adapterYes-
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Multimedia
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Radio FMFM radio with RDSStereo FM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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Wi-Fi displayYes-
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USBType-C reversible connectormicroUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.0v2.1
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Bluetooth A2DPYes-
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bluetooth LEYes-
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NFCYes-
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GPSYes, with A-GPSNo
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GLONASSYes-
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Features
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Messaging SMS-SMS
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WAP-Yes
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Java-No
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SensorsAccelerometer, compass, fingerprint, gyroscope, hall, light, proximity-
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3620 mAh600 mAh
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Battery removableNon-removableRemovable
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Fast battery chargingMediaTek Pump Express Plus-
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Talk time-3 h
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Standby time-180 h