T-Mobile Comet vs Xiaomi Mi 2
T-Mobile Comet
Xiaomi Mi 2
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 1700, 2100HSDPA 850, 1900, 2100
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HSDPA speedHSDPA, 7.2 Mbps21 Mbps
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HSUPA speed-5.76 Mbps
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DC-HSDPA speed-42 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2010-112012-8
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Status2010-112012-11
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Design
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SIMMini-SIMMini-SIM
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Height104.1 mm126 mm
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Width55.9 mm62 mm
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Thickness12.7 mm10.2 mm
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Weight102.1 g145 g
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ColorsBlackWhite, blue, green, red
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size2.8 inches4.3 inches
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Resolution240 x 320 pixels720 x 1280 pixels
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Pixel density143 ppi342 ppi
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Display colors26214416777216
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Hardware
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CPU528 MHz ARM 111.5 GHz Krait Quad-core
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ChipsetQualcomm MSM7225Qualcomm APQ8064 Snapdragon
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GPU-Adreno 320
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Memory RAM-2 GB
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Internal storage-16, 32 GB
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Memory cardmicroSD
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Memory card max32 GB-
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Memory card included2 GB-
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OS
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OSAndroid OS, v2.2 (Froyo)Android OS, v4.1 (Jelly Bean)
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Main camera
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Main camera3.15 MP8 MP
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Primary camera resolution2048 x 1536 pixels3264 x 2448 pixels
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Primary camera videoCIF1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraNo-
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Selfie camera2 MP
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Selfie camera video-1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, MP3 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv2.0v4.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush MailPush Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesHTML5
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Adobe FlashYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1200 mAh2000 mAh
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Talk time9 h-
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Standby time288 h-