Asus Zenfone 3s Max ZC521TL vs BLU Energy X Plus
Asus Zenfone 3s Max ZC521TL
BLU Energy X Plus
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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, 1900, 2100 - Global; HSDPA 850, 900, 2100 - IndiaHSDPA 850, 1700(AWS), 1900
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 18(800), 19(800), 26(850), 28(700), 38(2600), 41(2500) - Taiwan; LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 40(2300) - India-
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HSDPA speed42.2 Mbps21.1 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2017-12015-7
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Status2017-22015-7
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Design
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SIMDual SIM (Micro-SIM/Nano-SIM, dual stand-by)Dual SIM (Micro-SIM, dual stand-by)
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Height149.5 mm150.5 mm
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Width73.7 mm76.5 mm
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Thickness8.85 mm8 mm
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Weight175 g169 g
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ColorsBlack, GoldGold, Grey, Silver
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.2 inches5.5 inches
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Resolution720 x 1280 pixels720 x 1280 pixels
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Pixel density282 ppi267 ppi
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Display colors1677721616777216
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MultitouchYes-
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Hardware
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CPUOcta-core 1.5 GHz ARM Cortex-A53Quad-core 1.3 GHz ARM Cortex-A7
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ChipsetMediatek MT6750-
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GPUMali-T860MP2Mali-400
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Memory RAM3 GB1 GB
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Internal storage32 GB8 GB
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Memory cardmicroSD(uses second SIM slot)microSD
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Memory card max256 GB64 GB
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OS
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OSAndroid OS, v7.0 (Nougat)Android OS, v5.0 (Lollipop)
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Main camera
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Main camera13 MP, f/2.08 MP
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Primary camera resolution-3264 x 2448 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocusautofocusautofocus
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Primary camera flashdual-LED (dual tone) flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusGeo-tagging, face/smile detection, touch focus
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Selfie camera
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Flash-LED flash
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Selfie camera8 MP5 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioStereo FM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYes-
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.0v4.0
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Bluetooth A2DPYes-
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Bluetooth EDRYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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BDSYes-
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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JavaNoNo
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SensorsFingerprint (front-mounted), accelerometer, compass, gyro, proximityAccelerometer, compass, proximity
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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 capacity5000 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Talk time 2G-42 h
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Talk time 3G28 h28 h
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Standby time 2G-900 h
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Standby time 3G816 h875 h
