Yezz C21 vs Samsung Gear S2 classic 3G
Yezz C21
Samsung Gear S2 classic 3G
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G network-HSDPA
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GPRSUp to 48 kbpsNo
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EDGENoNo
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Availability
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Oficially announced2016-72016-2
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Status2016-82016-3
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Design
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Build-Stainless Steel
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SIMDual SIM (Mini-SIM)Electronic SIM card (e-SIM)
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Height113 mm44 mm
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Width48.5 mm46.9 mm
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Thickness14.6 mm13.4 mm
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Weight70 g54 g
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ColorsBlack, Blue, Red, WhiteBlack, Rose Gold, ceramic bracelet
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Display
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Display typeTFTSuper AMOLED capacitive touchscreen
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Physical size1.8 inches1.2 inches
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Resolution128 x 160 pixels360 x 360 pixels
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Pixel density114 ppi424 ppi
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Display colors26214416777216
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Protection-Corning Gorilla Glass 3
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Multitouch-Yes
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Hardware
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CPU321 MHz1.0 GHz Dual-core ARM Cortex-A7
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ChipsetSpreadtrum SC6531DAExynos 3250 Dual
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GPU-Mali-400MP2
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Memory RAM4 MB512 MB
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Internal storage4 MB4 GB
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Memory cardmicroSD
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Memory card max8 GB-
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PhonebookYes-
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Call recordsYes-
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Main camera
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Primary cameraVGA-
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Primary camera videovideo-
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Camera featuresNo-
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Selfie camera
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Secondary cameraNo-
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3Vibration; MP3, WAV ringtones
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Multimedia
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Radio-No
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Radio FMStereo FM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n, 802.11e
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USBmicroUSB 2.0
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Bluetoothv2.1v4.1
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NFC-Yes
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GPSNoNo
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Features
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Messaging SMSSMSSMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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WAPYes-
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JavaNoNo
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Sensors-Accelerometer, barometer, gyro, heart rate
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity600 mAh300 mAh
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Battery removableRemovableNon-removable
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Talk time3 h48 h
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Standby time180 h-
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Standby time 3G-48 h
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OS
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OS-Tizen-based wearable platform
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Browser
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Browser-No