Samsung Galaxy S8 Active vs UMIDIGI Z2
Samsung Galaxy S8 Active
UMIDIGI Z2
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 900, 1700, 1900, 2100
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 20(800), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100)LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 18(800), 39(1900); LTE-TDD 1900, 2300, 2500, 2600 MHz
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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EV-DO speed-3.1 Mbps download, 1.8 Mbps upload
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LTE speed-LTE, Cat7, 301 Mbps download, 102 Mbps upload
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LTE-A speedLTE-A, (4CA) Cat12, 600 Mbps download, 150 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2017-82018-5
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Status2017-82018-5
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Design
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BuildCorning Gorilla Glass 5 back panelAluminium alloy, glass
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SIMNano-SIMDual SIM (Nano-SIM/Nano-SIM(microSD))
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Height151.9 mm153.4 mm
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Width74.9 mm74.4 mm
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Thickness9.9 mm8.3 mm
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Weight208.1 g165 g
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PaymentSamsung Pay(Visa, Mastercard)-
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WaterproofIP68 - 1.5 m and 30 minutes-
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Dust proofYes, IP68-
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MIL-STD-810GYes - dust, humidity, rain, salt, vibration, solar radiation, transport and thermal shock resistant-
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ColorsMeteor Gray, Tungsten GoldBlack, Blue
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS capacitive touchscreen
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Physical size5.8 inches6.2 inches
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Resolution1440 x 2560 pixels1080 x 2284 pixels
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Pixel density506 ppi407 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass 5Scratch resistant, 2.5D curved glass screen
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MultitouchYesYes
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Always on displayYes-
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3D touchhome button only-
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.35 GHz KryoQuad-core 2.0 GHz Cortex-A53
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CPU(second)quad-core 1.9 GHz Kryoquad-core 1.5 GHz Cortex-A53
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ChipsetQualcomm MSM8998 Snapdragon 835MediaTek Helio P23 (MT6763V)
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GPUAdreno 540Mali-G71 MP2
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Memory RAM4 GB6 GB
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Internal storage64 GB64 GB
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Memory cardmicroSDmicroSD, microSDHC, microSDXC
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Memory card max256 GB256 GB
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Storage-eMMC 5.1
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OS
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OSAndroid 7.0 (Nougat)Android 8.1 Oreo
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Main camera
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Camera type-Dual
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Main camera12 MP, f/1.7 , 26 mm16 MP, f/2.0 , 1.0 µm
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8 MP
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Primary camera resolution-4608 x 3456 pixels
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Primary camera video2160p@30fps, 1080p@60fps2160p@30fps
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Primary camera flashLED flashdual-LED flash
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Primary camera optical image stabilizationoptical image stabilization-
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Primary camera phase detection autofocusphase detection autofocusphase detection autofocus
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Primary camera video dual videodual-video record-
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Primary camera video hdrHDR-
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Camera features1.4 µm pixel size, 1/2.5" sensor size, Auto HDR, face/smile detection, geo-tagging, panorama, simultaneous 4K video and 9MP image recording, touch focusAutofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera type-Dual
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Selfie camera8 MP, f/1.716 MP, f/2.0
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8 MP
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Selfie camera resolution-4608 x 3456 pixels
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Secondary camera autofocusautofocus-
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Secondary camera dual video calldual video call-
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Secondary camera HDRAuto HDR-
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Selfie camera video-1080p@30fps
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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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Headphone adapter-Yes
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-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 DirectYesYes
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Wi-Fi display-Yes
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WLAN WiFi Dual BandYesYes
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USBType-C reversible connectorType-C reversible connector
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USB On-The-Go-Yes
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Bluetoothv5.1v4.0
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Bluetooth A2DPYesYes
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bluetooth HID-Yes
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bluetooth LEYes-
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Bluetooth AptXYes-
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NFCYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYes-
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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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Messaging Push MailPush Mail-
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JavaNo-
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SensorsIris scanner, accelerometer, compass, fingerprint (rear-mounted), gyro, heart rate, proximityAccelerometer, compass, fingerprint, gyroscope, 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 capacity4000 mAh4050 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 2.0Yes
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Wireless chargingQi/PMAYes
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Talk time 3G32 h-
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Standby time 3G120 h-