Haier G51 vs Oppo A1 2018
Haier G51
Oppo A1 2018
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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; HSDPA 850, 1900HSDPA 850, 900, 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800); LTE frequency band 2(1900), 4(1700/2100), 5(850), 8(900)LTE
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed11.5 Mbps5.76 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps uploadLTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced20172018-3
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Status20172018-4
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Design
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BuildPlasticMetal
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height142.6 mm150.5 mm
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Width72.9 mm73.1 mm
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Thickness9.1 mm7.7 mm
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Weight155 g143 g
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ColorsBlack, Blue, Gold, WhiteBlue, Red, White
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Display
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Display typeIPS LCD capacitive touchscreenS-IPS LCD capacitive touchscreen
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Physical size5.0 inches5.7 inches
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Resolution480 x 854 pixels720 x 1440 pixels
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Pixel density196 ppi282 ppi
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Display colors1677721616777216
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ProtectionScratch-resistant glass2.5D curved glass screen
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MultitouchYes, max 2 fingersYes
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Hardware
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CPUQuad-core 1.25 GHz
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ChipsetMediatek MT6737M-
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GPUMali-T720MP1-
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Memory RAM1 GB4 GB
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Internal storage8 GB64 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid 7.0 (Nougat)Android 7.1 (Nougat)
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Main camera
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Main camera5 MP, f/2.013 MP, f/2.2 , 1/3" , 1.12 µm
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Primary camera resolution2592 x 1944 pixels4160 x 3120 pixels
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Primary camera video720p@30fps1080p@30fps
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Primary camera Autofocusautofocusautofocus
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Primary camera flashdual-LED dual-tone flash-
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Flashdual-LED dual-tone flash-
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Selfie camera5 MP, f/2.48 MP
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Selfie camera resolution2560 x 1920 pixels3264 x 2448 pixels
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Selfie camera video480p@30fps1080p@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 ringtonesVibration; MP3, WAV ringtones
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EarpieceYesYes
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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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Bluetoothv4.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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GPSYes, with A-GPSYes, with A-GPS
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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 IMIM-
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Messaging Push Email-Push Email
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Messaging Push MailPush Mail-
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SensorsAccelerometer, proximityAccelerometer, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2000 mAh3180 mAh
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Battery removableRemovableNon-removable
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Fast battery charging-VOOC