Ulefone Power 3 vs Yezz Classic Z51
Ulefone Power 3
Yezz Classic Z51
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100-
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800)-
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LTE speedLTE, Cat7 301 Mbps download, 102 Mbps upload-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2017-102015-7
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Status2017-102015-9
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Design
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BuildAluminium alloy-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD))Dual SIM (Mini-SIM)
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Height159.2 mm100.5 mm
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Width75.9 mm50.5 mm
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Thickness9.85 mm17.8 mm
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Weight210 g86 g
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ColorsBlack, GoldBlack, White
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Display
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Display typeIPS capacitive touchscreenTFT
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Physical size6 inches1.3 inches
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Resolution1080 x 2160 pixels240 x 320 pixels
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Pixel density402 ppi308 ppi
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Display colors1677721666560
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 4-
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MultitouchYes-
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.5 GHz Cortex-A53
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CPU(second)quad-core 1.6 GHz Cortex-A53
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ChipsetMediaTek Helio P23 (MT6763T)-
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GPUMali-G71 MP2-
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Internal storage64 GB16 MB
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Memory RAM6 GB-
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Memory cardmicroSD, microSDHC, microSDXCmicroSD
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Memory card max256 GB32 GB
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OS
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OSAndroid OS v7.1 Nougat, Android 8.1 Oreo-
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Main camera
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Camera typeDual-
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Main camera16 MP, f/2.01.3 MP
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5 MP
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Interpolated resolution21 MP-
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Primary camera resolution4608 x 3456 pixels1280 x 1024 pixels
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Primary camera video1080p@30fpsvideo
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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, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro modeNo
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Selfie camera
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Secondary camera-No
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Selfie camera typeDual-
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Selfie camera8 MP, f/2.2
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5 MP
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Selfie camera resolution3264 x 2448 pixels-
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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Notifications-Vibration, Polyphonic
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EarpieceYes-
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Headphone adapterYes-
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Multimedia
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Radio FMFM radio with RDSStereo FM radio; built in antenna
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5 GHz
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WLAN WiFi HotspotYes-
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WLAN WiFi Dual BandYes-
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USBType-C reversible connectorYes
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USB On-The-GoYes-
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Bluetoothv4.1v3.0
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Bluetooth A2DPYes-
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Bluetooth EDR-Yes
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GPSYes, with A-GPSNo
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GLONASSYes-
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BeidouYes-
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Features
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Messaging SMS-SMS
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WAP-WAP 2.0/xHTML
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Java-No
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SensorsAccelerometer, compass, gyroscope, fingerprint, light, proximity-
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity6080 mAh800 mAh
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Battery removableNon-removable-
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Fast battery chargingMediaTek Pump Express Plus 2.0-
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Talk time-5 h
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Talk time 2G63 h-
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Talk time 3G63 h-
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Standby time-130 h
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Standby time 2G1800 h-
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Standby time 3G1800 h-