Apple Watch 40mm Series 4 Aluminum vs vivo U20
Apple Watch 40mm Series 4 Aluminum
vivo U20
-
Network
-
2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
-
3G networkHSDPAHSDPA 850, 900, 2100
-
4G networkLTELTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500)
-
HSDPA speed-42.2 Mbps
-
HSUPA speed-5.76 Mbps
-
LTE speed-LTE, Cat12, 603 Mbps download, 102 Mbps upload
-
GPRSYesYes
-
EDGEYesYes
-
Availability
-
Oficially announced2018-92019-11
-
Status2018-92019-11
-
Design
-
BuildAluminum frame; all-ceramic/sapphire crystal backPlastic
-
SIMElectronic SIM card (Apple e-SIM)Dual SIM (Nano-SIM, dual stand-by)
-
Height40 mm162.2 mm
-
Width34 mm76.5 mm
-
Thickness10.7 mm8.9 mm
-
Weight30 g193 g
-
Waterproof50m-
-
ColorsGray, Gold, SilverBlack, Blue
-
Display
-
Display typeLTPO AMOLEDIPS LCD capacitive touchscreen
-
Physical size1.57 inches6.53 inches
-
Resolution394 x 324 pixels1080 x 2340 pixels
-
Pixel density326 ppi395 ppi
-
Display colors1677721616777216
-
ProtectionIon-X strengthened glassScratch resistant
-
MultitouchYesYes
-
Display features3D Touch display, 1000 nits-
-
Hardware
-
CPU-Octa-core
-
CPUDual-coreDual-core 2.0 GHz Kryo 460 Gold
-
CPU(second)Hexa-core 1.7 GHz Kryo 460 Silver
-
ChipsetApple S4Qualcomm SDM675 Snapdragon 675
-
GPUPowerVRAdreno 612
-
Internal storage16 GB64 GB
-
Memory RAM-4, 6 GB
-
Memory card-microSD, microSDHC, microSDXC
-
Memory card max-256 GB
-
OS
-
OSwatchOS 5.0Funtouch 9.2 OS (Android 9.0 Pie)
-
Main camera
-
Camera type-Triple
-
Primary cameraNo-
-
Main camera16 MP, f/1.8
-
8 MP, f/2.2 , 13 mm
-
2 MP, f/2.4
-
Primary camera resolution-4608 x 3456 pixels
-
Primary camera video-2160p@30fps, 1080p@30fps
-
Primary camera flash-LED flash
-
Camera features-Autofocus, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
-
Sound
-
3.5mm jackNoYes
-
LoudspeakerYesYes
-
NotificationsVibration; Ringtones-
-
Earpiece-Yes
-
Multimedia
-
RadioNoFM Radio
-
Connectivity
-
WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz
-
WLAN WiFi Hotspot-Yes
-
WLAN WiFi Direct-Yes
-
Wi-Fi display-Yes
-
WLAN WiFi Dual Band-Yes
-
USBNomicroUSB 2.0
-
USB On-The-Go-Yes
-
Bluetoothv5.0v5.0
-
Bluetooth A2DPYesYes
-
bluetooth LEYesYes
-
NFCYes-
-
GPSYes, with A-GPSYes, with A-GPS
-
GLONASSYesYes
-
GALILEOYesYes
-
Beidou-Yes
-
QZSSYes-
-
Features
-
SensorsAccelerometer, barometer, gyro (second gen), heart rateAccelerometer, compass, fingerprint, gyroscope, light, proximity
-
Browser
-
HTMLNoHTML5
-
Battery
-
Battery typeLi-IonLi-Po
-
Battery capacity-5000 mAh
-
Battery removableNon-removableNon-removable
-
Fast battery charging-Yes
-
Standby time18 h-
-
Selfie camera
-
Selfie camera16 MP, f/2.0 , 26 mm, 1/3.1" , 1.0 µm
-
Selfie camera resolution-4608 x 3456 pixels
-
Selfie camera video-1080p@30fps
-
Cost
-
Price-155 USD