Samsung Galaxy Watch 3 41mm vs UMIDIGI Z2

Samsung Galaxy Watch 3 41mm

UMIDIGI Z2

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700, 1900, 2100
4G network

LTE frequency band 1, 3, 5, 7, 8, 20

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 18(800), 39(1900); LTE-TDD 1900, 2300, 2500, 2600 MHz
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

-

LTE, Cat7, 301 Mbps download, 102 Mbps upload
GPRS

-

Yes
EDGE

-

Yes

Design
Build

Glass front (Gorilla Glass DX), stainless steel frame 316L or titanium frame

Aluminium alloy, glass
SIM

eSIM

Dual SIM (Nano-SIM/Nano-SIM(microSD))
Height

42.5 mm

153.4 mm
Width

41 mm

74.4 mm
Thickness

11.3 mm

8.3 mm
Weight

48.2 g

165 g
Payment

Samsung Pay

-
Waterproof

IP68, 50m

-
MIL-STD-810G

Yes

-
Colors

Bronze, Silver

Black, Blue

Display
Display type

Super AMOLED

IPS capacitive touchscreen
Physical size

1.2 inches

6.2 inches
Resolution

360 x 360 pixels

1080 x 2284 pixels
Pixel density

364 ppi

407 ppi
Display colors

16777216

16777216
Protection

Corning Gorilla Glass DX

Scratch resistant, 2.5D curved glass screen
Multitouch

-

Yes
Display features

Rotating bezel, Always-on display

-

Main camera
Camera type

-

Dual
Primary camera

No

-
Main camera

16 MP, f/2.0 , 1.0 µm
8 MP
Primary camera resolution

-

4608 x 3456 pixels
Primary camera video

-

2160p@30fps
Primary camera flash

-

dual-LED flash
Primary camera phase detection autofocus

-

phase detection autofocus
Camera features

-

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

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

-

Yes
WLAN WiFi Direct

-

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

No

Type-C reversible connector
USB On-The-Go

-

Yes
Bluetooth

v5.0

v4.0
Bluetooth A2DP

Yes

Yes
bluetooth HID

-

Yes
bluetooth LE

Yes

-
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
Beidou

Yes

-