Micromax X660 vs ZTE R221
Micromax X660
ZTE R221
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Network
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2G networkGSM 900, 1800GSM 900, 1800
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GPRSYesYes
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EDGE
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Availability
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Oficially announced20122014-12
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Status2012-52014-12
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM)
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Height119.4 mm108 mm
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Width61.3 mm47 mm
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Thickness12.4 mm14 mm
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Weight121 g80 g
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ColorsBlack, WhiteBlack
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Display
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Display typeTFT touchscreenTFT
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Physical size3.5 inches1.8 inches
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Resolution320 x 480 pixels128 x 160 pixels
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Pixel density165 ppi114 ppi
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Display colors-66560
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Hardware
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Internal storage60 MB5 MB
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Memory cardmicroSDmicroSD
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Memory card max8 GB2 GB
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Main camera
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Main camera3.2 MP
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Primary camera resolution2048 x 1536 pixels640 x 480 pixels
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Primary camera videovideono
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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Radio FMFM radioFM radio
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Radio recordingFM recording-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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USBYes
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BluetoothYes
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMS-
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Email-
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WAPWAP 2.0/xHTML-
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JavaYesNo
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Browser
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HTMLYes-
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Browser-No
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1200 mAh1000 mAh
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Talk time4 h9 h
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Standby time200 h280 h