Asus Zenfone 4 Max Pro ZC554KL vs Yezz C21
Asus Zenfone 4 Max Pro ZC554KL
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 850, 900, 2100-
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) - global; LTE frequency band - 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 26(850), 28(700), 38(2600), 41(2500) - America, Asia-
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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GPRSYesUp to 48 kbps
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EDGEYesNo
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Availability
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Oficially announced2017-82016-7
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Status2017-92016-8
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Design
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SIMDual SIM (Micro-SIM/Nano-SIM, dual stand-by)Dual SIM (Mini-SIM)
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Height154 mm113 mm
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Width76.9 mm48.5 mm
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Thickness8.9 mm14.6 mm
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Weight181 g70 g
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ColorsDeepsea Black, Rose Pink, Sunlight GoldBlack, Blue, Red, White
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Display
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Display typeIPS LCD capacitive touchscreenTFT
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Physical size5.5 inches1.8 inches
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Resolution720 x 1280 pixels128 x 160 pixels
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Pixel density267 ppi114 ppi
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Display colors16777216262144
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MultitouchYes-
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Hardware
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CPUOcta-core 1.4 GHz ARM Cortex-A53321 MHz
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ChipsetQualcomm MSM8917 Snapdragon 425 / Qualcomm MSM8937 Snapdragon 430Spreadtrum SC6531DA
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GPUAdreno 308 / Adreno 505-
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Memory RAM2, 3 GB4 MB
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Internal storage32 GB4 MB
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Memory cardmicroSDmicroSD
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Memory card max256 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 7.0 (Nougat)-
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Main camera
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Camera typeDual-
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Main camera16 MP, f/2.0
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Primary camera-VGA
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16 MP
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Primary camera video1080p@30fpsvideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusNo
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Selfie camera
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FlashLED flash-
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Secondary camera-No
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Selfie camera16 MP, f/2.0
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic, MP3
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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USBYesmicroUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.1v2.1
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Bluetooth A2DPYes-
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bluetooth LEYes-
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GPSYes, with A-GPSNo
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GLONASSYes-
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BDSYes-
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Features
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Messaging SMSSMS(threaded view)SMS
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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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WAP-Yes
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JavaNoNo
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SensorsFingerprint (front-mounted), accelerometer, compass, gyro, proximity-
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Power bank functionYes-
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity5000 mAh600 mAh
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Battery removableNon-removableRemovable
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Talk time-3 h
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Standby time-180 h