Samsung Galaxy S20 Ultra vs Xiaomi Mi Watch (China)

Samsung Galaxy S20 Ultra

Xiaomi Mi Watch (China)

Network
2G network

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

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO

HSDPA 850, 900, 1900
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 14(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500), 46(5200), 48, 66(1700/2100), 71(600)

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850), 39(1900), 40(2300), 41(2500)
HSDPA speed

42.2 Mbps

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HSUPA speed

5.76 Mbps

-
LTE speed

LTE-A (7CA), Cat20, 2000 Mbps download, 200 Mbps upload

-
GPRS

Yes

-
EDGE

Yes

-

Design
Build

Front glass(Gorilla Glass 6), back glass(Gorilla Glass 6), aluminium frame

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SIM

Single SIM (Nano-SIM and/or eSIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)

eSIM
Height

166.9 mm

44.7 mm
Width

76 mm

36.9 mm
Thickness

8.8 mm

12.3 mm
Weight

220 g

44 / 56 g
Payment

Samsung Pay

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Waterproof

IP68, 1.5m for 30 mins

-
Dust proof

IP68

-
Colors

Black, Grey

Black, Silver

Display
Display type

Dynamic AMOLED 2X capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

6.9 inches

1.78 inches
Resolution

1440 x 3200 pixels

368 x 448 pixels
Pixel density

511 ppi

326 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, Corning Gorilla Glass 6

-
Multitouch

Yes

-
Display features

Always-on display, HDR10+

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Hardware
CPU

Octa-core

-
CPU

Dual-core / Single-core 2.73 / 2.84 GHz Mongoose M5 / Kryo 585

Quad-core 1.2 GHz Cortex-A7
CPU(second)

Dual-core / Triple-core 2.50 / 2.42 GHz Cortex-A76 / Kryo 585
CPU(third)

Quad-core / Quad-core 2.0 / 1.8 GHz Cortex-A55 / Kryo 585
Chipset

Exynos 990 / Qualcomm SM8250 Snapdragon 865

Qualcomm Snapdragon Wear 3100
GPU

Mali-G77 MP11 / Adreno 650

Adreno 304
Memory RAM

12 GB

1 GB
Internal storage

128 GB

8 GB
Memory card

microSD, microSDHC, microSDXC

No
Memory card max

1 TB

-
Storage

UFS 3.0

-

Main camera
Camera type

Quad

-
Main camera

108 MP, f/1.8 , 26 mm, 1/1.33" , 0.8 µm, 10x hybrid optical zoom
48 MP, f/3.5 , 103 mm, 1/2.0" , 0.8 µm
12 MP, f/2.2 , 13 mm, 1.4 µm
TOF(time of flight) 3D camera , 0.3 MP, f/1.0
Primary camera resolution

12000 x 9000 pixels

-
Primary camera video

4320p@24fps, 2160p@30/60fps, 1080p@30/60/240fps, 720p@960fps

-
Primary camera flash

LED flash

-
Camera features

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

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Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac, 802.11ax

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

Yes

-
WLAN WiFi Direct

Yes

-
WLAN WiFi Dual Band

Yes

-
USB

Type-C 1.0 reversible connector

No
USB On-The-Go

Yes

-
Bluetooth

v5.0

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
Beidou

Yes

-
BDS

-

Yes

Features
Sensors

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity

Accelerometer, barometer, gyro, heart rate
Power bank function

Yes

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