Panasonic P81 vs Samsung Ch@t 357
Panasonic P81
Samsung Ch@t 357
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Network
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2G networkGSM 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100-
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HSDPA speedHSDPA, 21 Mbps-
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HSUPA speedHSUPA, 5.76 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2014-62012-9
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Oficially announced2014-62012
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Optional Dual SIM (Mini-SIM, dual stand-by)
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Height111.9 mm
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Width60.4 mm
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Thickness11.5 mm
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Weight95.5 g
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Keyboard-QWERTY
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ColorsBlackGray, White
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Display
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Display typeIPS LCD capacitive touchscreenTFT
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Physical size5.5 inches2.4 inches
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Resolution720 x 1280 pixels320 x 240 pixels
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Pixel density267 ppi167 ppi
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Display colors16777216262144
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Hardware
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CPUOcta-core 1.7 GHz ARM Cortex-A7208 MHz
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ChipsetMediatek MT6592-
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GPUMali-450MP4-
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Memory RAM1 GB-
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Internal storage8 GB34 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.2.2 (Jelly Bean)-
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Main camera
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Main camera13 MP2 MP
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Primary camera resolution4160 x 3120 pixels1600 x 1200 pixels
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Primary camera video1080p@30fps320p@15fps
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Selfie camera
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Secondary camera-No
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Selfie camera2 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 ringtones
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Multimedia
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Radio FMFM radio with RDSFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv3.0v3.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSNo
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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 EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush Mail-
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WAP-WAP 2.0/xHTML
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JavaYes, via Java MIDP emulatorYes
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Browser
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HTMLHTML5Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2500 mAh1000 mAh
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Battery removableNon-removable-
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Talk time-11 h 40 min
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Standby time-400 h
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