Samsung Galaxy S6 Duos vs Vodafone Chat 655
Samsung Galaxy S6 Duos
Vodafone Chat 655
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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, 900, 1900, 2100HSDPA 2100
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HSDPA speed42.2 MbpsHSDPA
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HSUPA speed5.76 Mbps-
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LTE speedLTE, Cat6, 300 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-62014-12
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Status2015-62014-12
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Design
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SIMDual SIM (Nano-SIM, dual stand-by)Mini-SIM
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Height143.4 mm112 mm
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Width70.5 mm61.1 mm
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Thickness6.8 mm11 mm
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Weight138 g104 g
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Keyboard-QWERTY
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ColorsBlack Sapphire, Gold Platinum, White PearlGray
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Display
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Display typeSuper AMOLED capacitive touchscreenTFT
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Physical size5.1 inches2.4 inches
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Resolution1440 x 2560 pixels320 x 240 pixels
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Pixel density576 ppi167 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 1.5 GHz ARM Cortex-A53
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CPU(second)quad-core 2.1 GHz ARM Cortex-A57
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ChipsetExynos 7420-
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GPUMali-T760MP8-
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Memory RAM3 GB-
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Internal storage32, 64, 128 GB64 MB
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Memory cardmicroSD
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Memory card max-16 GB
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OS
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OSAndroid OS-
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Main camera
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Main camera16 MP2 MP
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Primary camera resolution2988 x 5312 pixels1600 x 1200 pixels
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Primary camera video2160p@30fps, 1080p@60fps, 720p@120fpsvideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Primary camera image stabilizationoptical image stabilization-
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Primary camera video dual videodual-video record-
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Primary camera video hdrHDR-
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Camera featuresAuto HDR, Geo-tagging, face detection, panorama, touch focus-
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Selfie camera
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Secondary camera-No
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Selfie camera5 MP
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Secondary camera dual video calldual video call-
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Secondary camera HDRAuto HDR-
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Selfie camera video1440p@30fps-
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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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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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USBmicroUSB 2.02.0
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USB hostYes-
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Bluetoothv4.1Yes
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Bluetooth A2DPYes-
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bluetooth LEYes-
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Bluetooth AptXYes-
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InfraredYes-
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GPSYes, with A-GPSYes
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GLONASSYes-
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GPS NavigatorBeidou-
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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 Mail-
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JavaNoYes
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SensorsAccelerometer, SpO2, barometer, compass, gyro, heart rate, proximity-
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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 capacity2550 mAh-
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Battery removableNon-removable-
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Talk time-5 h
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Talk time 3G17 h-
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Standby time-509 h
