Huawei IDEOS S7 Slim CDMA vs ZTE R221
Huawei IDEOS S7 Slim CDMA
ZTE R221
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Network
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2G networkCDMA 800, 1900GSM 900, 1800
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3G networkCDMA2000 1xEV-DO-
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EV-DO speed3.1 Mbps-
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GPRSYes
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EDGE
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Availability
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Oficially announced20112014-12
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Status2014-12
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height200 mm108 mm
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Width109.5 mm47 mm
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Thickness12.5 mm14 mm
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Weight440 g80 g
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ColorsBlackBlack
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size7.0 inches1.8 inches
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Resolution480 x 800 pixels128 x 160 pixels
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Pixel density133 ppi114 ppi
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Display colors26214466560
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Hardware
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Internal storage-5 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB2 GB
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OS
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OSAndroid OS, v2.2 (Froyo)-
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Main camera
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Main camera3.15 MP
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Primary camera resolution2048 x 1536 pixels640 x 480 pixels
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Primary camera videow480pno
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Selfie camera
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Secondary cameraYesNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYes, with stereo speakersYes
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NotificationsN/AVibration, Polyphonic, MP3 ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0
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Bluetoothv2.1
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Bluetooth A2DPYes-
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GPSYes, with A-GPSNo
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Features
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Messaging SMS-SMS
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Mail-
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JavaYes, via Java MIDP emulatorNo
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Browser
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HTMLYes-
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Browser-No
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Adobe FlashYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3250 mAh1000 mAh
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Battery removableNon-removable-
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Talk time5 h9 h
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Standby time240 h280 h
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