Lava A51 vs Ulefone Power 3S
Lava A51
Ulefone Power 3S
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800)
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HSPA speedHSPA-
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LTE speed-LTE, Cat7 301 Mbps download, 102 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2016-102018-1
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Status2016-102018-1
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Design
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Build-Aluminium alloy
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SIMDual SIMDual SIM (Nano-SIM/Nano-SIM(microSD))
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Height136 mm159.2 mm
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Width66 mm75.9 mm
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Thickness9.9 mm9.85 mm
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Weight210 g
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ColorsBlack, Gold, GrayBlack, Gold
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Display
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Display typeTFT capacitive touchscreenIPS capacitive touchscreen
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Physical size4.5 inches6 inches
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Resolution480 x 854 pixels1080 x 2160 pixels
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Pixel density218 ppi402 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 4
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MultitouchYesYes
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.2 GHzQuad-core 2.0 GHz Cortex-A53
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CPU(second)quad-core 1.5 GHz Cortex-A53
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ChipsetSpreadtrum SC7731CMediaTek Helio P23 (MT6763)
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GPU-Mali-G71 MP2
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Memory RAM512 MB4 GB
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Internal storage8 GB64 GB
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Memory cardmicroSDmicroSD, microSDHC, microSDXC
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Memory card max32 GB256 GB
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OS
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OSAndroid OS, v6.0 (Marshmallow)Android OS v7.1 Nougat, Android 8.1 Oreo
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Main camera
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Camera type-Dual
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Main camera5 MP13 MP, f/2.0
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5 MP
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Interpolated resolution-16 MP
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Primary camera resolution-4160 x 3120 pixels
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Primary camera videovideo1080p@30fps
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Primary camera flashLED flashdual-LED flash
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Primary camera phase detection autofocus-phase detection autofocus
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Camera featuresGeo-tagging, panoramaAutofocus, continuous shooting, digital zoom, 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 cameraVGA camera-
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Selfie camera type-Dual
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Selfie camera8 MP, f/2.2
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5 MP
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Selfie camera interpolated resolution-13 MP
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Selfie camera resolution-3264 x 2448 pixels
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtones-
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Earpiece-Yes
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Headphone adapter-Yes
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Multimedia
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Radio FMFM radioFM radio with RDS
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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, 802.11n 5 GHz
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WLAN WiFi HotspotYesYes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C reversible connector
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USB On-The-Go-Yes
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Bluetoothv2.1v4.1
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Bluetooth A2DP-Yes
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Bluetooth EDRYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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Beidou-Yes
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmail-
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Messaging IMIM-
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JavaNo-
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SensorsAccelerometerAccelerometer, compass, gyroscope, fingerprint, light, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity1750 mAh6350 mAh
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Battery removable-Non-removable
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Fast battery charging-MediaTek Pump Express Plus 2.0
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Talk time 2G-64 h
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Talk time 3G10 h 30 min64 h
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Standby time 2G-1800 h
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Standby time 3G420 h1800 h
