Asus Zenfone 5z ZS620KL vs Samsung Gear S2 classic 3G
Asus Zenfone 5z ZS620KL
Samsung Gear S2 classic 3G
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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
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4G networkLTE-
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE-A speedLTE-A, (5CA) Cat18, 1200 Mbps download, 100 Mbps upload-
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GPRSYesNo
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EDGEYesNo
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Availability
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Oficially announced2018-22016-2
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Status2018-62016-3
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Design
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BuildFront glass, aluminum bodyStainless Steel
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SIMDual SIM (Nano-SIM, dual stand-by)Electronic SIM card (e-SIM)
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Height153 mm44 mm
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Width75.7 mm46.9 mm
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Thickness7.9 mm13.4 mm
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Weight155 g54 g
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ColorsMeteor Silver, Midnight BlueBlack, Rose Gold, ceramic bracelet
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Display
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Display typeIPS LCD capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size6.2 inches1.2 inches
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Resolution1080 x 2246 pixels360 x 360 pixels
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Pixel density402 ppi424 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla GlassCorning Gorilla Glass 3
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MultitouchYes, max 10 fingersYes
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.7 GHz Kryo 385 GoldDual-core 1.0 GHz Cortex-A7 ARM
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CPU(second)quad-core 1.7 GHz Kryo 385 Silver
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ChipsetQualcomm SDM845 Snapdragon 845Exynos 3250 Dual
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GPUAdreno 630Mali-400MP2
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Memory RAM4, 6, 8 GB512 MB
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Internal storage64, 128, 256 GB4 GB
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Memory cardmicroSD(uses second SIM slot)
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Memory card max400 GB-
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OS
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OSAndroid 8.0 (Oreo)Tizen-based wearable platform
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Main camera
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Camera typeDual-
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Main camera12 MP, f/1.8 , 24 mm, 1/2.55" , 1.4 µm
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8 MP, f/2.0 , 12 mm, 1/4" , 1.12 µm
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Primary camera video2160p@60fps, 1080p@30/60/120fps, 720p@240fps-
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Primary camera Autofocusphase detection autofocus-
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Primary camera flashdual-LED (dual tone) flash-
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Electronic image stabilizationEIS (gyro)-
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focus-
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Selfie camera
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Selfie camera8 MP, f/2.0 , 24 mm, 1/4" , 1.12 µm
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Electronic image stabilizationEIS (gyro)-
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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 dual speakersYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio-No
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11b, 802.11g, 802.11n, 802.11e
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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USBType-C 1.0 reversible connector
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Bluetoothv5.0v4.1
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Bluetooth A2DPYes-
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bluetooth LEYes-
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NFCYesYes
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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(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 EmailPush Email-
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Java-No
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SensorsFingerprint (rear-mounted), accelerometer, compass, gyro, proximityAccelerometer, barometer, gyro, heart rate
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Browser
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HTMLYes-
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Browser-No
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3300 mAh300 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
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Talk time-48 h
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Standby time 3G-48 h
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