Huawei Watch GT vs Yezz C21
Huawei Watch GT
Yezz C21
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Network
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2G networkN/AGSM 850, 900, 1800, 1900
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3G networkN/A-
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4G networkN/A-
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GPRSNoUp to 48 kbps
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EDGENoNo
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Availability
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Status2018-112016-8
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Oficially announced2018-102016-7
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Design
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BuildStainless Steel frame, ceramic back-
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SIMNoDual SIM (Mini-SIM)
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Height46.5 mm113 mm
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Width46.5 mm48.5 mm
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Thickness10.6 mm14.6 mm
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Weight46 g70 g
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Waterproof50m-
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ColorsBlack Stainless Steel, Stainless SteelBlack, Blue, Red, White
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Display
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Display typeAMOLEDTFT
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Physical size1.39 inches1.8 inches
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Resolution454 x 454 pixels128 x 160 pixels
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Pixel density326 ppi114 ppi
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Display colors16777216262144
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MultitouchYes-
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Hardware
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CPU321 MHz
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Chipset-Spreadtrum SC6531DA
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Memory RAM768 MB4 MB
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Internal storage4 GB4 MB
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Memory card-microSD
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Memory card max-8 GB
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PhonebookYesYes
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Call recordsYesYes
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Main camera
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Primary cameraNoVGA
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Primary camera video-video
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Camera features-No
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic, MP3
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Multimedia
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RadioNo-
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Radio FM-Stereo FM radio
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Connectivity
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WLANNo
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USBNomicroUSB 2.0
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Bluetoothv4.2v2.1
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bluetooth LEYes-
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Bluetooth EDRYes-
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GPSYes, with A-GPSNo
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GLONASSYes-
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GALILEOYes-
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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, barometer, compass, gyro, heart rate-
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Browser
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HTMLNo-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity420 mAh600 mAh
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Battery removableNon-removableRemovable
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Talk time-3 h
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Standby time-180 h
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Selfie camera
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Secondary camera-No