Samsung Galaxy Watch 4 Classic 46mm vs Xiaomi Redmi K30

Samsung Galaxy Watch 4 Classic 46mm

Xiaomi Redmi K30

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 2100

HSDPA 850, 900, 2100; CDMA2000 1xEV-DO
4G network

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

LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
HSDPA speed

-

42 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

-

LTE-A
GPRS

-

Yes
EDGE

-

Yes

Design
Build

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

Aluminium alloy, glass
SIM

eSIM

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

41.5 mm

165.3 mm
Width

41.5 mm

76.6 mm
Thickness

11.2 mm

8.8 mm
Weight

46.5 g

208 g
Payment

Samsung Pay

-
Waterproof

IP68, 50m

-
MIL-STD-810G

Yes

-
Colors

Black, Silver

Blue, Purple, Red

Display
Display type

Super AMOLED

IPS LCD capacitive touchscreen
Physical size

1.4 inches

6.67 inches
Resolution

450 x 450 pixels

1080 x 2400 pixels
Pixel density

330 ppi

395 ppi
Display colors

-

16777216
Protection

Corning Gorilla Glass DX

2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 5, Oleophobic coating
Multitouch

-

Yes
Display features

Rotating bezel, Always-on display

HDR10, 120Hz sampling rate

Main camera
Camera type

-

Quad
Primary camera

No

-
Main camera

64 MP, f/1.9 , 26 mm, 1/1.7" , 0.8 µm
8 MP, f/2.2 , 13 mm, 1/4" , 1.12 µm
2 MP, f/2.4 , 1/5" , 1.75 µm
2 MP, f/2.4 , 1/5" , 1.75 µm
Primary camera resolution

-

9248 x 6944 pixels
Primary camera video

-

2160p@30fps, 1080p@30/120fps, 720p@960fps
Primary camera flash

-

dual LED flash
Camera features

-

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

Connectivity
WLAN

Wi-Fi 802.11a, 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

Yes
USB

No

Type-C reversible connector
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

A2DP

Yes
bluetooth LE

LE

Yes
Infrared

-

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

-

Yes
BDS

Yes

-

Features
Sensors

Accelerometer, barometer, gyro, heart rate

Accelerometer, barometer, compass, geomagnetic, gravity, gyroscope, pedometer, proximity, light, side-mounted fingerprint sensor