Micromax A28 Bolt vs Xiaomi Mi 4s
Micromax A28 Bolt
Xiaomi Mi 4s
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G network-HSDPA 850, 1900, 2100; TD-SCDMA
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4G network-LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
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HSPA speed-HSPA
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LTE speed-LTE, Cat4, 150 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 announced2014-122016-2
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Status2014-122016-3
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
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Height116.9 mm139.3 mm
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Width62.5 mm70.8 mm
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Thickness12.5 mm7.8 mm
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Weight89 g133 g
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ColorsBlackBlack, Gold, Pink, White
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size3.5 inches5.0 inches
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Resolution320 x 480 pixels1080 x 1920 pixels
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Pixel density165 ppi441 ppi
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Display colors6656016777216
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Multitouch-Yes
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Hardware
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CPU1 GHz ARM Cortex-A5
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Chipset-Qualcomm MSM8992 Snapdragon 808
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GPUMali-300Adreno 418
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Memory RAM256 MB3 GB
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Internal storage512 MB64 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid OS, v2.3 (Gingerbread)Android OS
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Main camera
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Main camera13 MP, f/2.0
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Primary camera resolution640 x 480 pixels-
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Primary camera video320p1080p@30fps, 720p@120fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flash-dual-LED (dual tone) flash
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Camera features-Geo-tagging, HDR, face/smile detection, panorama, touch focus
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera5 MP, f/2.0
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Selfie camera video-1080p
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Sound
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3.5mm jackYesYes
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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 FMFM radioStereo FM 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 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBYesType-C reversible connector
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Bluetoothv2.1v4.1
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Bluetooth A2DPYesYes
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Infrared-Yes
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GPSNoYes, with A-GPS
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GLONASS-Yes
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BDS-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 Mail-Push Mail
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JavaYes, via Java MIDP emulatorNo
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Sensors-Fingerprint, accelerometer, compass, gyro, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1500 mAh3260 mAh
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Battery removable-Non-removable
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Talk time4 h-
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Standby time260 h-
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