Asus Zenfone Go ZB551KL vs Vertex Impress Ra
Asus Zenfone Go ZB551KL
Vertex Impress Ra
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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, 2100HSDPA 900, 2100
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800)LTE frequency band 1(2100), 3(1800), 7(2600), 18(800)
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps uploadLTE, Cat4, 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 announced2016-42017
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Status2016-52017
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Micro-SIM/Nano-SIM)
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Height151 mm-
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Width76.9 mm-
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Thickness10.7 mm-
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Weight160 g-
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ColorsCharcoal Black, Floral Pink, Glacier Gray, Glamour Red, Lake Blue, Pearl White, Sheer Gold, Silver BlueBlack, Gold
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Display
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Display typeIPS LCD capacitive touchscreenIPS capacitive touchscreen
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Physical size5.5 inches5.25 inches
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Resolution720 x 1280 pixels720 x 1280 pixels
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Pixel density267 ppi280 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass 3-
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.6 GHz ARM Cortex-A7Quad-core 1.25 GHz Cortex-A53
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ChipsetQualcomm MSM8928 Snapdragon 400Mediatek MT6737
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GPUAdreno 305Mali-T720 MP2
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Memory RAM2 GB1 GB
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Internal storage16, 32 GB8 GB
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Memory cardmicroSDmicroSD, microSDHC
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Memory card max64 GB-
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OS
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OSAndroid OS, v5.1 (Lollipop)Android 7.0 Nougat
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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@30fps720p@30fps
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Primary camera Autofocusautofocus-
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Primary camera flashdual-LED (dual tone) flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusAutofocus, continuous shooting, geotagging, panorama, HDR, touch focus, face detection, exposure compensation, self-timer, scene mode
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Selfie camera
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Selfie camera5 MP, f/2.02 MP
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Selfie camera video-480p@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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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-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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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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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)-
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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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SensorsAccelerometer, proximityAccelerometr, light, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity3010 mAh2800 mAh
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Battery removableRemovableNon-removable
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Talk time 3G16 h-
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Standby time 3G335 h-
