Apple Watch 40mm Series 4 vs Oppo A9x

Apple Watch 40mm Series 4

Oppo A9x

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900, CDMA 800
3G network

HSDPA

HSDPA 850, 900, 1700/2100, 2100, TD-SCDMA 1880-1920, 2010-2025
4G network

LTE

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

-

LTE Cat 13, 391.6 Mbps download, 150.7 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Stainless Steel frame; all-ceramic/sapphire crystal back

Aluminium alloy, glass
SIM

Electronic SIM card (Apple e-SIM)

Dual SIM (Nano-SIM/microSD)
Height

40 mm

162 mm
Width

34 mm

76.1 mm
Thickness

10.7 mm

8.3 mm
Weight

40 g

190 g
Waterproof

50m

-
Colors

Black, Gold, Silver

White, black

Main camera
Camera type

-

Dual
Primary camera

No

-
Main camera

48 MP, f/1.7 , 1/2" , 0.8 µm
2 MP, f/2.4
Primary camera resolution

-

8000 x 6000 pixels
Primary camera video

-

2160p@30fps
Primary camera flash

-

dual LED flash
Camera features

-

Autofocus, continuous shooting, digital zoom, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

-

Yes
WLAN WiFi Direct

-

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

No

microUSB 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.0

v4.2
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

-
Beidou

-

Yes
QZSS

Yes

-