Micromax A28 Bolt vs Samsung Gear S2 classic 3G
Micromax A28 Bolt
Samsung Gear S2 classic 3G
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G network-HSDPA
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GPRSYesNo
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EDGEYesNo
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Availability
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Oficially announced2014-122016-2
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Status2014-122016-3
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Design
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Build-Stainless Steel
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SIMDual SIM (Mini-SIM)Electronic SIM card (e-SIM)
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Height116.9 mm44 mm
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Width62.5 mm46.9 mm
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Thickness12.5 mm13.4 mm
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Weight89 g54 g
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ColorsBlackBlack, Rose Gold, ceramic bracelet
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Display
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Display typeTFT capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size3.5 inches1.2 inches
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Resolution320 x 480 pixels360 x 360 pixels
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Pixel density165 ppi424 ppi
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Display colors6656016777216
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Protection-Corning Gorilla Glass 3
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Multitouch-Yes
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Hardware
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CPU1 GHz ARM Cortex-A51.0 GHz ARM Cortex-A7 Dual-core
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Chipset-Exynos 3250 Dual
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GPUMali-300Mali-400MP2
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Memory RAM256 MB512 MB
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Internal storage512 MB4 GB
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Memory cardmicroSD
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Memory card max32 GB-
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OS
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OSAndroid OS, v2.3 (Gingerbread)Tizen-based wearable platform
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Main camera
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Primary camera resolution640 x 480 pixels-
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Primary camera video320p-
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Selfie camera
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Secondary cameraVGA camera-
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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; MP3, WAV ringtones
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Multimedia
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Radio-No
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Radio FMFM radio-
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Radio recordingFM recording-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n, 802.11e
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USBYes
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Bluetoothv2.1v4.1
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Bluetooth A2DPYes-
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NFC-Yes
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GPSNoNo
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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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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer, barometer, gyro, heart rate
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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 capacity1500 mAh300 mAh
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Battery removable-Non-removable
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Talk time4 h48 h
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Standby time260 h-
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Standby time 3G-48 h
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