Apple Watch Series 6 Aluminum 44mm Cellular vs Oppo R15 Pro

Apple Watch Series 6 Aluminum 44mm Cellular

Oppo R15 Pro

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
3G network

HSDPA 850, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 39, 40, 41, 66

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
HSPA speed

-

HSPA
LTE speed

-

LTE
GPRS

-

Yes
EDGE

-

Yes

Design
Build

Glass front, ceramic/sapphire crystal back, aluminum frame

Front glass, aluminum frame, ceramic back
SIM

eSIM

Hybrid Dual SIM (Nano-SIM, dual stand-by)
Height

44 mm

155.3 mm
Width

38 mm

75 mm
Thickness

10.4 mm

7.5 mm
Weight

36.5 g

175 g
Waterproof

50 m

-
Colors

Blue, Gray, Gold, Red, Silver

Ceramic Black, Dream Mirror Red

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
WLAN WiFi Hotspot

-

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

No

microUSB 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth EDR

-

Yes
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
QZSS

Yes

-

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging Push Email

-

Push Email
Sensors

Accelerometer, always-on altimeter, barometer, compass, gyroscope, heart rate, SpO2, VO2max

Fingerprint (rear-mounted), accelerometer, compass, gyro, proximity