Apple Watch Series 6 Aluminum 40mm Cellular vs vivo X21 UD
Apple Watch Series 6 Aluminum 40mm Cellular
vivo X21 UD
-
Network
-
2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
-
3G networkHSDPA 850, 1700(AWS), 1900, 2100HSDPA 850, 900, 1900, 2100
-
4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 39, 40, 41, 66LTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
-
HSPA speed-HSPA
-
LTE speed-LTE
-
GPRS-Yes
-
EDGE-Yes
-
Availability
-
Oficially announced2020-092018-3
-
Status2020-092018
-
Design
-
BuildGlass front, ceramic/sapphire crystal back, aluminum frameFront glass, aluminum body
-
SIMeSIMHybrid Dual SIM (Nano-SIM, dual stand-by)
-
Height40 mm154.5 mm
-
Width34 mm74.8 mm
-
Thickness10.4 mm7.4 mm
-
Weight30.5 g156.2 g
-
Waterproof50 m-
-
ColorsBlue, Gray, Gold, Red, SilverAurora White, Black, Ruby Red
-
Display
-
Display typeRetina LTPO OLEDSuper AMOLED capacitive touchscreen
-
Physical size1.57 inches6.28 inches
-
Resolution394 x 324 pixels1080 x 2280 pixels
-
Pixel density326 ppi402 ppi
-
Display colors1677721616777216
-
ProtectionIon-X strengthened glass-
-
Multitouch-Yes
-
Display features1000 nits (peak), Always-on display-
-
Hardware
-
CPU-Octa-core
-
CPUDual-coreQuad-core 2.2 GHz Kryo 260
-
CPU(second)quad-core 1.8 GHz Kryo 260
-
ChipsetApple S6Qualcomm SDM660 Snapdragon 660
-
GPUPowerVRAdreno 512
-
Memory RAM1 GB6 GB
-
Internal storage32 GB128 GB
-
Memory cardNomicroSD(uses second SIM slot)
-
Memory card max-256 GB
-
OS
-
OSwatchOS 7.0, upgradable to 7.1Android 8.1 (Oreo)
-
Sound
-
3.5mm jackNoYes
-
LoudspeakerYesYes
-
Notifications-Vibration; MP3, WAV ringtones
-
Earpiece-Yes
-
Multimedia
-
RadioNo-
-
Radio FM-FM radio
-
Connectivity
-
WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
-
WLAN WiFi Hotspot-Yes
-
WLAN WiFi Direct-Yes
-
WLAN WiFi Dual BandYesYes
-
USBNomicroUSB 2.0
-
USB On-The-Go-Yes
-
Bluetoothv5.0v5.0
-
Bluetooth A2DPYesYes
-
bluetooth LEYesYes
-
NFCYes-
-
GPSYes, with A-GPSYes, with A-GPS
-
GLONASSYesYes
-
GALILEOYes-
-
QZSSYes-
-
Features
-
Messaging SMS-SMS(threaded view)
-
Messaging MMS-MMS
-
Messaging Email-Email
-
Messaging Push Email-Push Email
-
SensorsAccelerometer, always-on altimeter, barometer, compass, gyroscope, heart rate, SpO2, VO2maxFingerprint (under display), accelerometer, compass, proximity
-
Battery
-
Battery typeLi-IonLi-Ion
-
Battery capacity266 mAh3200 mAh
-
Battery removableNon-removableNon-removable
-
Fast battery charging-Yes
-
Wireless chargingYes-
-
Standby time18 h-
-
Cost
-
Price620 USD-
-
Main camera
-
Camera type-Dual
-
Main camera12 MP, f/1.8 , 1/2.5" , 1.4 µm
-
5 MP, f/2.4
-
Primary camera resolution-4032 x 3024 pixels
-
Primary camera video-1080p@30fps
-
Primary camera Autofocus-dual pixel phase detection autofocus
-
Primary camera flash-LED flash
-
Camera features-Geo-tagging, HDR, face detection, panorama, touch focus
-
Selfie camera
-
Selfie camera12 MP, f/2.0
-
Selfie camera resolution-4032 x 3024 pixels
-
Selfie camera video-1080p@30fps
-
Browser
-
HTML-HTML5