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Watch S2 vs Watch S5 46mm

Quick verdict

Which is better?

Watch S5 46mm leads the measured specs 6-2.

Measured wins

Watch S2: 2Watch S5 46mm: 6Ties: 4

Choose Watch S2 for

Bluetooth
Thickness

Choose Watch S5 46mm for

Battery
Pixel density
Resolution

Biggest differences

BatteryWatch S5 46mm

500 mAhvs815 mAh+39%

Pixel densityWatch S5 46mm

326 ppivs459 ppi+29%

ResolutionWatch S5 46mm

466 × 466 pxvs480 × 480 px+5.7%

Watch S2

Watch S2

Xiaomi

Watch S5 46mm

Watch S5 46mm

Xiaomi

Head-to-head comparison

Watch S2

2

spec wins

Ties

4

equal specs

Watch S5 46mm

6

spec wins

Overall winner

Display

Screen size

Watch S21.4"

Watch S5 46mmWinner: 1.5"+3.4%

Specifications Comparison

Network

Technology

Watch S2

No cellular connectivity

Watch S5 46mm

HSPA / LTE

2G bands

Watch S2

N/A

Watch S5 46mm

3G bands

Watch S2

N/A

Watch S5 46mm

HSDPA - cellular model only

4G bands

Watch S2

N/A

Watch S5 46mm

Xiaomi Watch S2 vs Xiaomi Watch S5 46mm: Which is better? | HalabTech Specs

Bluetooth

Watch S2

5.2, A2DP, LEvs5+3.8%

Resolution

Watch S2466 × 466 px

Watch S5 46mmWinner: 480 × 480 px+5.7%

Refresh rate

Watch S2—

Watch S5 46mm—

Peak brightness

Watch S2—

Watch S5 46mmWinner: 2,500 nits

Pixel density

Watch S2326 ppi

Watch S5 46mmWinner: 459 ppi+29%

Performance

CPU speed

Watch S2—

Watch S5 46mm—

RAM

Watch S2—

Watch S5 46mm—

Storage

Watch S2—

Watch S5 46mm—

Cameras

Main camera

Watch S2—

Watch S5 46mm—

Front camera

Watch S2—

Watch S5 46mm—

Battery

Battery

Watch S2500 mAh

Watch S5 46mmWinner: 815 mAh+39%

Wired charging

Watch S2—

Watch S5 46mm—

Build

Weight

Watch S2—

Watch S5 46mmWinner: 46 g

Thickness

Watch S2Winner: 10.7 mm+2.8%

Watch S5 46mm11.0 mm

IP rating

Watch S2Sapphire crystal front, stainless steel frame

Watch S5 46mmGlass front, stainless steel frame, stainless steel/ceramic/forged carbon bezel

Connectivity

Wi‑Fi

Watch S2No

Watch S5 46mmYes (file transfer only)

Bluetooth

Watch S2Winner: 5.2, A2DP, LE+3.8%

Watch S5 46mm5

USB

Watch S2No

Watch S5 46mmNo

5G support

equal specs

Watch S2No

Watch S5 46mmNo

NFC

equal specs

Watch S2Yes

Watch S5 46mmYes

3.5mm jack

equal specs

Watch S2No

Watch S5 46mmNo

SD card

equal specs

Watch S2No

Watch S5 46mmNo

Stereo speakers

Watch S2—

Watch S5 46mm—

Watch S2SpecWatch S5 46mm

Display

1.4"

Screen size

Winner: 1.5"+3.4%

466 × 466 px

Resolution

Winner: 480 × 480 px+5.7%

—

Refresh rate

—

—

Peak brightness

Winner: 2,500 nits

326 ppi

Pixel density

Winner: 459 ppi+29%

Performance

—

CPU speed

—

—

RAM

—

—

Storage

—

Cameras

—

Main camera

—

—

Front camera

—

Battery

500 mAh

Battery

Winner: 815 mAh+39%

—

Wired charging

—

Build

—

Weight

Winner: 46 g

Winner: 10.7 mm+2.8%

Thickness

11.0 mm

Sapphire crystal front, stainless steel frame

IP rating

Glass front, stainless steel frame, stainless steel/ceramic/forged carbon bezel

Connectivity

No

Wi‑Fi

Yes (file transfer only)

Winner: 5.2, A2DP, LE+3.8%

Bluetooth

5

No

USB

No

No

LTE - cellular model only

Speed

Watch S2

No

Watch S5 46mm

HSPA, LTE

GPRS

Watch S2

No

Watch S5 46mm

No

EDGE

Watch S2

No

Watch S5 46mm

No

No cellular connectivityTechnologyHSPA / LTE

N/A2G bands

N/A3G bands HSDPA - cellular model only

N/A4G bands LTE - cellular model only

NoSpeedHSPA, LTE

NoGPRSNo

NoEDGENo

Launch

Announced

Watch S2

2022, December 11

Watch S5 46mm

2026, May 28

Status

Watch S2

Available. Released 2022, December 11

Watch S5 46mm

Available. Released 2026, May 28

2022, December 11Announced2026, May 28

Available. Released 2022, December 11StatusAvailable. Released 2026, May 28

Body

Dimensions

Watch S2

46 x 46 x 10.7 mm (1.81 x 1.81 x 0.42 in)

Watch S5 46mm

46 x 46 x 11 mm (1.81 x 1.81 x 0.43 in)

Weight

Watch S2

-

Watch S5 46mm

46 g (1.62 oz)

Build

Watch S2

Sapphire crystal front, stainless steel frame

Watch S5 46mm

Glass front, stainless steel frame, stainless steel/ceramic/forged carbon bezel

SIM

Watch S2

No

Watch S5 46mm

eSIM (market/region dependent)

Other

Watch S2

Waterproof (5ATM)

Watch S5 46mm

Waterproof (5ATM)

46 x 46 x 10.7 mm (1.81 x 1.81 x 0.42 in)Dimensions46 x 46 x 11 mm (1.81 x 1.81 x 0.43 in)

-Weight46 g (1.62 oz)

Sapphire crystal front, stainless steel frameBuildGlass front, stainless steel frame, stainless steel/ceramic/forged carbon bezel

NoSIMeSIM (market/region dependent)

Waterproof (5ATM)OtherWaterproof (5ATM)

Display

Type

Watch S2

AMOLED

Watch S5 46mm

AMOLED, 1500 nits (HBM), 2500 nits (peak)

Size

Watch S2

1.43 inches

Watch S5 46mm

1.48 inches

Resolution

Watch S2

466 x 466 pixels (~326 ppi density)

Watch S5 46mm

480 x 480 pixels (~323 ppi density)

Protection

Watch S2

-

Watch S5 46mm

Drop-proof glass

AMOLEDTypeAMOLED, 1500 nits (HBM), 2500 nits (peak)

1.43 inchesSize1.48 inches

466 x 466 pixels (~326 ppi density)Resolution480 x 480 pixels (~323 ppi density)

-ProtectionDrop-proof glass

Platform

OS

Watch S2

Proprietary OS

Watch S5 46mm

Xiaomi HyperOS 3

Proprietary OSOSXiaomi HyperOS 3

Memory

Card slot

Watch S2

No

Watch S5 46mm

No

Internal

Watch S2

-

Watch S5 46mm

Unspecified storage

NoCard slotNo

-InternalUnspecified storage

Camera

Other

Watch S2

No

Watch S5 46mm

No

NoOtherNo

Sound

Loudspeaker

Watch S2

Yes

Watch S5 46mm

Yes

3.5mm jack

Watch S2

No

Watch S5 46mm

No

YesLoudspeakerYes

No3.5mm jackNo

Comms

WLAN

Watch S2

No

Watch S5 46mm

Yes (file transfer only)

Bluetooth

Watch S2

5.2, A2DP, LE

Watch S5 46mm

5.4, LE

Positioning

Watch S2

GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS

Watch S5 46mm

GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS

NFC

Watch S2

Yes

Watch S5 46mm

Yes (market/region dependent)

Radio

Watch S2

No

Watch S5 46mm

No

USB

Watch S2

No

Watch S5 46mm

No

NoWLANYes (file transfer only)

5.2, A2DP, LEBluetooth5.4, LE

GPS (L1+L5), GLONASS, GALILEO, BDS, QZSSPositioningGPS (L1+L5), GLONASS, GALILEO, BDS, QZSS

YesNFCYes (market/region dependent)

NoRadioNo

NoUSBNo

Features

Sensors

Watch S2

Accelerometer, gyro, compass, barometer, heart rate, SpO2, thermometer (skin temperature), body composition (BMI)

Watch S5 46mm

Accelerometer, gyro, compass, barometer, heart rate, SpO2

Accelerometer, gyro, compass, barometer, heart rate, SpO2, thermometer (skin temperature), body composition (BMI)SensorsAccelerometer, gyro, compass, barometer, heart rate, SpO2

Battery

Type

Watch S2

Li-Po 500 mAh

Watch S5 46mm

Li-Po 815 mAh

Charging

Watch S2

Wireless

Watch S5 46mm

-

Li-Po 500 mAhTypeLi-Po 815 mAh

WirelessCharging-

Misc

Colors

Watch S2

Black, Silver, Light Gold

Watch S5 46mm

Black, Silver, Ceramic Blue, Jungle Green, Beige (eSIM)

Price

Watch S2

About 150 EUR

Watch S5 46mm

€ 179.37

Models

Watch S2

-

Watch S5 46mm

M2530W1, M2517W1

Black, Silver, Light GoldColorsBlack, Silver, Ceramic Blue, Jungle Green, Beige (eSIM)

About 150 EURPrice€ 179.37

-ModelsM2530W1, M2517W1

5G supportequal specs

No

Yes

NFCequal specs

Yes

No

3.5mm jackequal specs

No

No

SD cardequal specs

No

—

Stereo speakers

—