Bluboo S8 vs Oppo A57
Bluboo S8
Oppo A57
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 2100HSDPA 850, 900, 1900, 2100 & TD-SCDMA
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 18(800)LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)
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HSPA speed-HSPA
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LTE speedLTE, Cat6, 301 Mbps download, 51 Mbps uploadLTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced20172016-11
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Status20172016-12
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Design
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BuildMetal-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD))Dual SIM (Nano-SIM, dual stand-by)
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Height149.5 mm149.1 mm
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Width70.6 mm72.9 mm
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Thickness8.4 mm7.7 mm
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Weight192 g147 g
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ColorsBlack, Blue, GoldGold, Rose Gold
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Display
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Display typeIPS capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.7 inches5.2 inches
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Resolution720 x 1440 pixels720 x 1280 pixels
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Pixel density282 ppi282 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen, GFF full lamination-
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MultitouchYesYes
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Hardware
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CPUOcta-core-
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CPUQuad-core 1.5 GHz Cortex-A53Octa-core 1.4 GHz Cortex-A53 ARM
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CPU(second)quad-core 1.0 GHz Cortex-A53
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ChipsetMediatek MT6750TQualcomm MSM8940 Snapdragon 435
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GPUMali-T860 MP2Adreno 505
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Internal storage32 GB32 GB
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Memory RAM3 GB3 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD(uses second SIM slot)
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Memory card max256 GB256 GB
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OS
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OSAndroid OS, v7.0 NougatAndroid OS, v6.0 (Marshmallow)
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Main camera
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Camera typeDual-
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Main camera12 MP, f/2.0 , 1.145 µm13 MP, f/2.2
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3 MP
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Primary camera resolution4096 x 3072 pixels-
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flashdual-LED flashLED 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-modeGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Selfie camera5 MP, f/2.816 MP, f/2.0 , 1.12 µm
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Selfie camera resolution2592 x 1944 pixels-
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Selfie camera video480p@30fps1080p
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Sound
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3.5mm jackNoYes
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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 radioFM 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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USB host-Yes
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Bluetoothv4.0v4.1
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Bluetooth A2DPYesYes
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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 Push Email-Push Email
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Java-No
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SensorsAccelerometer, compass, fingerprint, light, proximityFingerprint (front-mounted), accelerometer, compass, proximity
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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 capacity3450 mAh2900 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
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Talk time 2G36 h-
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Talk time 3G36 h-