Asus Zenfone 4 Max ZC520KL vs UMIDIGI A3X
Asus Zenfone 4 Max ZC520KL
UMIDIGI A3X
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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 850, 900, 2100W-CDMA 850, 900, 1700, 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300)LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(850), 19(850), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500)
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps uploadLTE Cat 4, 150 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2017-82019-11
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Status2017-92019-11
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Design
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Build-Metal, glass
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SIMDual SIM (Micro-SIM/Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual SIM stand-by)
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Height150.5 mm147.2 mm
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Width73.3 mm70.2 mm
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Thickness8.8 mm8.7 mm
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Weight156 g184 g
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ColorsVariousGreen, Grey
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Display
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Display typeIPS LCD capacitive touchscreenIPS capacitive touchscreen
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Physical size5.2 inches5.7 inches
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Resolution720 x 1280 pixels720 x 1512 pixels
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Pixel density282 ppi294 ppi
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Display colors1677721616777216
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Protection-2.5D curved glass screen, Scratch resistant
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.4 GHz ARM Cortex-A53Quad-core 2.0 GHz Cortex-A53
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ChipsetQualcomm MSM8917 Snapdragon 425Mediatek Helio A22
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GPUAdreno 308PowerVR GE8300
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Memory RAM3 GB3 GB
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Internal storage32 GB16 GB
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Memory cardmicroSDmicroSD, microSDHC, microSDXC
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Memory card max256 GB128 GB
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OS
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OSAndroid 7.0 (Nougat)Android 10
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Main camera
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Camera typeDualDual
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Main camera13 MP16 MP, f/2.0 , 0.26" , 1.132 µm
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5 MP16 MP
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5 MP
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Primary camera resolution-4608 x 3456 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocusautofocus-
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Primary camera flashLED flashdual LED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, 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, phase detection
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Selfie camera
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FlashLED-
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Selfie camera8 MP13 MP, f/2.0
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Selfie camera resolution-4160 x 3120 pixels
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Selfie camera video-1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtones-
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Earpiece-Yes
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Multimedia
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Radio-FM Radio
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Radio FMFM radio-
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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 5Ghz, 802.11ac
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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 Band-Yes
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USBYesmicroUSB 2.0
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USB On-The-GoYesYes
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Bluetoothv4.1v5.0
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Bluetooth A2DPYesYes
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bluetooth HID-Yes
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bluetooth LEYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEO-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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Messaging Push EmailPush Email-
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JavaNo-
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SensorsFingerprint (front-mounted), accelerometer, compass, gyro, proximityAccelerometer, compass, fingerprint, gyroscope, proximity, light
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Power bank functionYes-
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity4100 mAh3300 mAh
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Battery removableNon-removableNon-removable
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Cost
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Price-80 USD
