Acer Liquid Z4 vs Apple Watch Sport Series 2 42mm
Acer Liquid Z4
Apple Watch Sport Series 2 42mm
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Network
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2G networkGSM 850, 900, 1800, 1900
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3G networkHSDPA-
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-22016-12
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Status2014-4
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Design
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Build-Aluminum/Ceramic back
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SIMOptional Dual SIMNo
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Height42.5 mm
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Width36.4 mm
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Thickness11.4 mm
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Weight130 g34.2 g
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Waterproof-50m
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ColorsBlack/WhiteCase colors: silver, black; Band types: sport, blue, brown, gold, gray; Band colors: gray, orange, rose gold, white, woven nylon
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Display
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Display typeTFT capacitive touchscreenAMOLED capacitive touchscreen
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Physical size4.0 inches1.65 inches
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Resolution480 x 800 pixels390 x 312 pixels
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Pixel density233 ppi303 ppi
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Display colors-16777216
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Protection-Ion-X strengthened glass
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Multitouch-Yes
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Display features-3D Touch display, 1000 nits
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Hardware
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CPUDual-core 1.3 GHzDual-core 780 MHz ARM Cortex-A7
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Chipset-Apple S2
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GPU-PowerVR G6200
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Memory RAM512 MB512 MB
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Internal storage4 GB8 GB
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Memory card
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OS
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OSAndroid OS, v4.2.2 (Jelly Bean)watchOS 3.0
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Main camera
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Main camera5 MP
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Primary camera resolution2592 x 1944 pixels-
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Primary camera videovideo-
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Primary camera flashLED flash-
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Selfie camera
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Secondary cameraNo-
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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; Ringtones
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Multimedia
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RadioNo
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Connectivity
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WLANWi-FiWi-Fi 802.11b, 802.11g, 802.11n
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USBmicroUSB 2.0
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BluetoothYesv4.0
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Bluetooth A2DP-Yes
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NFC-Yes
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GPS-Yes
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GLONASS-Yes
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMS-
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Messaging EmailEmailEmail
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Messaging IM-IM
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Messaging Push EmailPush Email-
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Messaging Push Mail-Push Mail
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer, 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 capacity-334 mAh
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Battery removable-Non-removable
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Talk time--
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Standby time--
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