Alcatel Idol 4 vs Yezz Classic C21
Alcatel Idol 4
Yezz Classic 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, 1700(AWS), 1900, 2100-
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4G networkLTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300); LTE band 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 13(700), 17(700), 27(800), 28(700)-
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, Cat6, 300 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2016-22014-3
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Status2016-22014-4
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Design
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Mini-SIM)
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Height147 mm106 mm
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Width72.5 mm45 mm
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Thickness7.1 mm14.5 mm
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Weight130 g73 g
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ColorsDark Gray, Gold, Metal Silver, Rose GoldBlack, Blue, Gray, Green, Purple, Red, White
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Display
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Display typeLTPS IPS LCD capacitive touchscreenTFT
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Physical size5.2 inches1.8 inches
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Resolution1080 x 1920 pixels128 x 160 pixels
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Pixel density424 ppi114 ppi
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Display colors1677721666560
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MultitouchYes, max 10 fingers-
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Hardware
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CPUQuad-core 1.7 GHz ARM Cortex-A53
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CPU(second)quad-core 1.2 GHz ARM Cortex-A53
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ChipsetQualcomm MSM8952 Snapdragon 617-
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GPUAdreno 405-
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Memory RAM2, 3 GB-
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Internal storage16 GB64 MB
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Memory cardmicroSDmicroSD
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Memory card max200 GB8 GB
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OS
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OSAndroid OS, v6.0.1 (Marshmallow)-
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Main camera
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Main camera13 MP, f/2.0
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Primary camera resolution-640 x 480 pixels
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Primary camera video1080p@30fpsno
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Primary camera Autofocusphase detection autofocus-
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Primary camera flashdual-LED (dual tone) flash-
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focus-
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Selfie camera
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FlashLED flash-
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Secondary camera-No
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Selfie camera8 MP
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Selfie camera video1080p-
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Sound
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3.5mm jackYesNo
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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration; MP3, WAV ringtonesVibration; ringtones
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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 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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USBmicroUSB 2.0Yes
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USB hostYes-
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Bluetoothv4.2v2.1
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Bluetooth A2DPYes-
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bluetooth LEYes-
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NFCYes-
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging EmailEmail-
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Messaging IMIMIM
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Messaging Push EmailPush Email-
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WAP-Yes
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JavaNoNo
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SensorsAccelerometer, compass, gyro, proximity-
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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 capacity2610 mAh600 mAh
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Battery removableNon-removable-
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Talk time-4 h
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Standby time-150 h