Samsung Galaxy A9 vs vivo Y28
Samsung Galaxy A9
vivo Y28
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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 850, 900, 2100
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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, Cat7, 350 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 announced2015-122014-12
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Status2016-12014-12
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Design
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SIMOptional Dual SIM (Nano-SIM, dual stand-by)Micro-SIM
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Height161.7 mm137.4 mm
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Width80.9 mm68.6 mm
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Thickness7.4 mm9.8 mm
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Weight200 g156 g
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ColorsChampagne Gold, Midnight Black, Pearl White, PinkWhite
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size6.0 inches4.7 inches
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Resolution1080 x 1920 pixels540 x 960 pixels
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Pixel density367 ppi216 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 1.8 GHz ARM Cortex-A72Quad-core 1.3 GHz
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CPU(second)quad-core 1.2 GHz ARM Cortex-A53
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ChipsetQualcomm MSM8976 Snapdragon 652Mediatek MT6582
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GPUAdreno 510-
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Memory RAM3 GB1 GB
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Internal storage32 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max128 GB128 GB
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OS
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OSAndroid OS, v5.1.1 (Lollipop)Android OS, v4.2.2 (Jelly Bean)
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Main camera
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Main camera13 MP, f/1.98 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 flashLED flashLED flash
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Primary camera optical image stabilizationoptical image stabilization-
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Camera features1.12 µm pixel size, 1/3" sensor size, HDR, face detection, geo-tagging, panorama, touch focusGeo-tagging, face detection, touch focus
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DxOMark photo93-
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DxOMark video77-
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DxOMark camera score88-
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Selfie camera
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Selfie camera8 MP, f/1.95 MP
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Selfie camera video1080p-
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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 radio with RDSFM radio
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Radio recordingrecording-
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Connectivity
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WLANWi-Fi 802.11a, 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 DirectYes-
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WLAN WiFi Dual BandYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.1v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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Bluetooth EDRYesYes
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Infrared-Yes
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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 Email-Push Mail
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Messaging Push MailPush Mail-
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JavaNoYes, via Java MIDP emulator
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SensorsFingerprint, accelerometer, compass, gyro, proximityAccelerometer, compass, 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 mAh2100 mAh
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Battery removableNon-removable-
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Talk time--
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Talk time 2G-14 h
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Talk time 3G-13 h
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Standby time--
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Standby time 2G-430 h
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Standby time 3G-430 h