Samsung Gear S vs Yezz Classic C21
Samsung Gear S
Yezz Classic C21
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100-
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HSDPA speedHSDPA-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2014-82014-3
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Status2014-102014-4
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Design
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SIMYesDual SIM (Mini-SIM)
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Height39.8 mm106 mm
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Width58.3 mm45 mm
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Thickness12.5 mm14.5 mm
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Weight73 g
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ColorsBlack, WhiteBlack, Blue, Gray, Green, Purple, Red, White
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Display
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Display typeSuper AMOLED capacitive touchscreenTFT
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Physical size2.0 inches1.8 inches
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Resolution360 x 480 pixels128 x 160 pixels
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Pixel density300 ppi114 ppi
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Display colors1677721666560
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Hardware
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CPUDual-core 1.0 GHz
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Internal storage4 GB64 MB
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Memory RAM512 MB-
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Memory cardmicroSD
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Memory card max-8 GB
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OS
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OSTizen-based wearable platform-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; ringtones
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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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WLANWi-Fi 802.11b, 802.11g, 802.11n
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USBmicroUSB 2.0Yes
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Bluetoothv4.1v2.1
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InfraredYes-
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GPSYes, with A-GPSNo
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GLONASSYes-
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging EmailEmail-
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Messaging IMIMIM
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Messaging Push EmailPush Mail-
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WAP-Yes
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Java-No
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity300 mAh600 mAh
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Talk time-4 h
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Standby time-150 h
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Main camera
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Primary camera resolution-640 x 480 pixels
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Primary camera video-no
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Selfie camera
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Secondary camera-No