Bluboo S1 vs Lenovo Tab 2 A7-20
Bluboo S1
Lenovo Tab 2 A7-20
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Network
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2G networkGSM 850, 900, 1800, 1900No
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3G networkHSDPA 900, 2100-
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 18(800)-
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LTE speedLTE, Cat6, 301 Mbps download, 51 Mbps upload-
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GPRSYesNo
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EDGEYesNo
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Availability
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Oficially announced20172015-1
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Status20172015-1
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Design
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BuildGlass, Metal-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD))No
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Height148.6 mm189 mm
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Width74.3 mm105 mm
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Thickness7.9 mm9.3 mm
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Weight175 g269 g
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ColorsBlack, WhiteBlack
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Display
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Display typeIPS capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.5 inches7.0 inches
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Resolution1080 x 1920 pixels600 x 1024 pixels
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Pixel density401 ppi170 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass 4, 2.5D curved glass screen, GFF full lamination-
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MultitouchYesYes, max 5 fingers
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.5 GHz Cortex-A53Quad-core 1.3 GHz Cortex-A7 ARM
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CPU(second)quad-core 1.6 GHz Cortex-A53
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ChipsetMediaTek Helio P25(MT6757CD)Mediatek MT8127
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GPUMali-T880 MP2Mali-450MP4
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Memory RAM4, 6 GB1 GB
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Internal storage64 GB8, 16 GB
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Memory card-microSD
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Memory card max256 GB32 GB
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OS
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OSAndroid OS, v7.0 NougatAndroid OS, v4.4 (KitKat)
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Main camera
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Camera typeDual-
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Main camera13 MP, f/2.0 , 1.127 µm2 MP
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3 MP
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Primary camera resolution4160 x 3120 pixels-
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Primary camera video1080p@30fpsvideo
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Primary camera flashdual-LED flash-
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Primary camera phase detection autofocusphase detection autofocus-
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Camera featuresAutofocus, continuous shooting, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode-
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Selfie camera
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Secondary camera-VGA camera
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Selfie camera5 MP, 1.127 µm
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Selfie camera resolution2592 x 1944 pixels-
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Selfie camera video720p@30fps-
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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USBType-C reversible connectormicroUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.0v4.0
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Bluetooth A2DPYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Mail-Push Mail
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Java-No
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, proximityAccelerometer
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3500 mAh3450 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
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Talk time-8 h
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Standby time-432 h
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Standby time 2G350 h-
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Standby time 3G350 h-