Bravis A512 Harmony Pro vs Yezz C21
Bravis A512 Harmony Pro
Yezz C21
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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-
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HSDPA speed21 Mbps-
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HSUPA speed5.76 Mbps-
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GPRSYesUp to 48 kbps
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EDGEYesNo
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Availability
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Oficially announced2018-122016-7
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Status2018-122016-8
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Design
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BuildPlastic-
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Mini-SIM)
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Height146 mm113 mm
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Width72 mm48.5 mm
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Thickness10 mm14.6 mm
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Weight143 g70 g
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ColorsGold, BlackBlack, Blue, Red, White
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Display
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Display typeIPS capacitive touchscreenTFT
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Physical size5 inches1.8 inches
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Resolution720 x 1280 pixels128 x 160 pixels
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Pixel density294 ppi114 ppi
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Display colors16777216262144
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MultitouchYes-
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A7321 MHz
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ChipsetMediatek MT6580ASpreadtrum SC6531DA
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GPUMali-400 MP2-
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Memory RAM2 GB4 MB
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Internal storage16 GB4 MB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD
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Memory card max32 GB8 GB
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Phonebook-Yes
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Call records-Yes
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OS
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OSAndroid 8.1 Oreo-
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Main camera
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Camera typeDual-
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Main camera8 MP
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Primary camera-VGA
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Primary camera resolution3264 x 2448 pixels-
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Primary camera video720p@30fpsvideo
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Primary camera flashLED flash-
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene modeNo
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Selfie camera
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Secondary camera-No
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Selfie camera5 MP
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera video480p@30fps-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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Notifications-Vibration, Polyphonic, MP3
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EarpieceYes-
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Multimedia
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RadioFM Radio-
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Radio FM-Stereo FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v2.1
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Bluetooth A2DPYes-
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GPSYes, with A-GPSNo
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Features
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Messaging SMS-SMS
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WAP-Yes
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Java-No
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SensorsAccelerometer, fingerprint-
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3200 mAh600 mAh
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Battery removable-Removable
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Talk time-3 h
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Standby time-180 h