Plum Caliber II vs vivo Y28
Plum Caliber II
vivo Y28
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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 850, 2100HSDPA 850, 900, 2100
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HSDPA speedHSDPA, 7.2 Mbps21.1 Mbps
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HSUPA speedHSUPA, 5.76 Mbps5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2013-42014-12
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Oficially announced2013-22014-12
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Design
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SIMDual SIMMicro-SIM
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Height116 mm137.4 mm
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Width51.6 mm68.6 mm
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Thickness13.5 mm9.8 mm
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Weight125 g156 g
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ColorsBlack, WhiteWhite
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Display
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Display typeTFTIPS LCD capacitive touchscreen
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Physical size2.4 inches4.7 inches
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Resolution320 x 240 pixels540 x 960 pixels
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Pixel density167 ppi216 ppi
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Display colors26214416777216
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Hardware
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CPU650 MHz1.3 GHz Quad-core
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ChipsetMediatek MT6276Mediatek MT6582
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Memory RAM512 MB1 GB
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Internal storage1 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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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 videovideo1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashLED flashLED flash
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Camera features-Geo-tagging, face detection, touch focus
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Selfie camera
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Selfie camera1.3 MP5 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMStereo FM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11gWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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USBmicroUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DP-Yes
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Bluetooth EDR-Yes
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Infrared-Yes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMSSMSSMS(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 Email-Push Mail
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JavaYesYes, via Java MIDP emulator
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Sensors-Accelerometer, compass, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity1500 mAh2100 mAh
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Talk time7 h-
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Talk time 2G-14 h
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Talk time 3G-13 h
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Standby time250 h-
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Standby time 2G-430 h
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Standby time 3G-430 h
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OS
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OS-Android OS, v4.2.2 (Jelly Bean)