Apple Watch Series 2 42mm vs Lenovo A8-50 A5500
Apple Watch Series 2 42mm
Lenovo A8-50 A5500
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Network
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2G networkN/AGSM 850, 900, 1800, 1900
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3G network-HSDPA
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HSDPA speed-HSDPA
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HSUPA speed-HSUPA
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GPRSNoYes
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EDGENoYes
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Availability
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Oficially announced2016-92014-4
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Status-2014-6
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Design
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BuildStainless Steel/Ceramic back-
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SIMNoMicro-SIM
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Height42.5 mm217 mm
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Width36.4 mm136 mm
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Thickness11.4 mm8.9 mm
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Weight52.4 g360 g
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Waterproof50m-
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ColorsSport band: silver case/white, black case/black; Leather band: silver case/blue, brown, orange; Stainless Steel band: silver case/silver, black case/blackBlack, Red, White, Yellow
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Display
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Display typeAMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size1.65 inches8.0 inches
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Resolution390 x 312 pixels800 x 1280 pixels
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Pixel density303 ppi189 ppi
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Display colors1677721616777216
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ProtectionSapphire crystal glass-
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MultitouchYes-
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Hardware
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CPUDual-coreQuad-core 1.3 GHz ARM Cortex-A7
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ChipsetApple S2Mediatek MT8382
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Memory RAM-1 GB
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Internal storage-8, 16 GB
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Memory cardNomicroSD
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Memory card max-32 GB
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OS
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OSwatchOS 3.0Android OS, v4.2.2 (Jelly Bean)
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes, with stereo speakers
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NotificationsVibration; RingtonesVibration, MP3 ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DPYes-
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NFCYes-
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GPSYesYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMS-MMS
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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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SensorsAccelerometer, gyro, heart rate-
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Browser
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HTML-Yes
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity-4200 mAh
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Battery removableNon-removableNon-removable
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Talk time--
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Standby time--
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Main camera
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Main camera5 MP
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Primary camera resolution-2592 x 1944 pixels
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Primary camera video-video
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Selfie camera
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Selfie camera2 MP