Huawei U3100 vs Huawei Watch Ultimate Design Spring: Which…

Screen size

U31002.0"+31%

Watch Ultimate Design Spring1.4"

Technology

U3100

GSM / UMTS

Watch Ultimate Design Spring

HSPA / LTE

2G bands

U3100

GSM 900 / 1800 / 1900

Watch Ultimate Design Spring

N/A

3G bands

U3100

UMTS 2100

Watch Ultimate Design Spring

HSDPA 850 / 900 / 1900 / 2100

Speed

U3100

Yes, 384 kbps

Resolution

U3100240 × 320 px

Watch Ultimate Design Spring466 × 466 px+65%

Refresh rate

U3100—

Watch Ultimate Design Spring—

Peak brightness

U3100—

Watch Ultimate Design Spring3,000 nits

Pixel density

U3100200 ppi

Watch Ultimate Design Spring478 ppi+58%

CPU speed

U3100—

Watch Ultimate Design Spring—

RAM

U3100—

Watch Ultimate Design Spring—

Storage

U3100—

Watch Ultimate Design Spring—

Main camera

U3100—

Watch Ultimate Design Spring—

Front camera

U3100—

Watch Ultimate Design Spring—

Battery

U31001,000 mAh+46%

Watch Ultimate Design Spring540 mAh

Wired charging

U3100—

Watch Ultimate Design Spring—

Weight

U310090 g+1.1%

Watch Ultimate Design Spring91 g

Thickness

U310013.0 mm

Watch Ultimate Design Spring10.8 mm+20%

IP rating

U3100—

Watch Ultimate Design SpringIP69/IP68

Wi‑Fi

U3100No

Watch Ultimate Design Springwifi 5

Bluetooth

U31002.0, EDR

Watch Ultimate Design Spring5+60%

USB

U3100miniUSB 2.0

Watch Ultimate Design SpringNo

5G support

equal specs

U3100No

Watch Ultimate Design SpringNo

NFC

U3100—

Watch Ultimate Design SpringYes

3.5mm jack

equal specs

U3100No

Watch Ultimate Design SpringNo

SD card

U3100Yes+100%

Watch Ultimate Design SpringNo

Stereo speakers

U3100—

Watch Ultimate Design Spring—

4G bands

U3100

Watch Ultimate Design Spring

LTE

Announced

U3100

2010. Released 2010

Watch Ultimate Design Spring

2026, April 20

Status

U3100

Discontinued

Watch Ultimate Design Spring

Available. Released 2026, May 08

Dimensions

U3100

106 x 46 x 13 mm (4.17 x 1.81 x 0.51 in)

Watch Ultimate Design Spring

42.9 x 42.9 x 10.8 mm (1.69 x 1.69 x 0.43 in)

Weight

U3100

90 g (3.17 oz)

Watch Ultimate Design Spring

91 g (3.21 oz)

SIM

U3100

Mini-SIM

Watch Ultimate Design Spring

eSIM

Build

U3100

Watch Ultimate Design Spring

Sapphire crystal front, titanium alloy front shell, ceramic back

Other

U3100

Watch Ultimate Design Spring

99 natural diamonds (0.8 carats) 5 ATM (maximum depth 40 meters when diving) IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) ECG certified

Type

U3100

TFT, 256K colors

Watch Ultimate Design Spring

LTPO2 AMOLED, 3000 nits (peak)

Size

U3100

2.0 inches, 12.4 cm2 (~25.4% screen-to-body ratio)

Watch Ultimate Design Spring

1.38 inches

Resolution

U3100

240 x 320 pixels, 4:3 ratio (~200 ppi density)

Watch Ultimate Design Spring

466 x 466 pixels (~338 ppi density)

Protection

U3100

Watch Ultimate Design Spring

Sapphire crystal glass

Card slot

U3100

microSDHC (dedicated slot)

Watch Ultimate Design Spring

Phonebook

U3100

Yes, Photocall

Watch Ultimate Design Spring

Call records

U3100

Yes

Watch Ultimate Design Spring

Internal

U3100

10MB

Watch Ultimate Design Spring

Single

U3100

VGA

Watch Ultimate Design Spring

Video

U3100

Yes

Watch Ultimate Design Spring

Single

U3100

Yes

Watch Ultimate Design Spring

Video

U3100

Watch Ultimate Design Spring

Loudspeaker

U3100

Yes

Watch Ultimate Design Spring

Yes

3.5mm jack

U3100

Watch Ultimate Design Spring

WLAN

U3100

Watch Ultimate Design Spring

Wi-Fi 802.11 a/b/g/n/ac/6, dual-band

Bluetooth

U3100

2.0, EDR

Watch Ultimate Design Spring

5.2, A2DP, LE

Positioning

U3100

GPS, A-GPS

Watch Ultimate Design Spring

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

Radio

U3100

FM Radio

Watch Ultimate Design Spring

USB

U3100

miniUSB 2.0

Watch Ultimate Design Spring

NFC

U3100

Watch Ultimate Design Spring

Yes

Sensors

U3100

Watch Ultimate Design Spring

Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature), X-TAP

Messaging

U3100

SMS(threaded view), MMS, Email, IM

Watch Ultimate Design Spring

Browser

U3100

HTML

Watch Ultimate Design Spring

Games

U3100

Yes

Watch Ultimate Design Spring

Java

U3100

Yes

Watch Ultimate Design Spring

Other

U3100

MP3/eAAC+ player MP4/H.264 player Voice memo Predictive text input

Watch Ultimate Design Spring

Sleep apnea detection Heart Rate Variability (HRV) Arterial Stiffness Detection

Type

U3100

Removable Li-Ion 1000 mAh battery

Watch Ultimate Design Spring

Li-Ion 540 mAh

Stand-by

U3100

Up to 400 h

Watch Ultimate Design Spring

Talk time

U3100

Up to 4 h 20 min

Watch Ultimate Design Spring

Charging

U3100

Watch Ultimate Design Spring

Wireless

Colors

U3100

Black

Watch Ultimate Design Spring

Diamond Silver

Models

U3100

Watch Ultimate Design Spring

CHC-AL00

Price

U3100

Watch Ultimate Design Spring

About 4000 EUR

U3100

Watch Ultimate Design Spring

HarmonyOS 6.1

Chipset

U3100

Watch Ultimate Design Spring

Kirin W80

Other

U3100

Watch Ultimate Design Spring

U3100 vs Watch Ultimate Design Spring

Which is better?

Choose U3100 for

Choose Watch Ultimate Design Spring for

Biggest differences

U3100

Watch Ultimate Design Spring

Head-to-head comparison

Display

Specifications Comparison

Network

Performance

Cameras

Battery

Build

Connectivity

Display

Performance

Cameras

Battery

Build

Connectivity

Launch

Body

Display

Memory

Main Camera

Selfie camera

Sound

Comms

Features

Battery

Misc

Platform

Camera