Screen size
Watch1.4"
Watch 3Winner: 1.5"+7.3%
Quick verdict
Watch 3 leads the measured specs 9-3.
Measured wins
Watch
3
spec wins
Ties
4
equal specs
Watch 3
9
spec wins
Overall winner
Screen size
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
equal specsWi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Technology
Watch
No cellular connectivity
Watch 3
No cellular connectivity
2G bands
Watch
N/A
Watch 3
N/A
3G bands
Watch
N/A
Watch 3
N/A
4G bands
Watch
N/A
Watch 3
N/A
Speed
Watch
No
Watch 3
No
GPRS
Watch
No
Watch 3
No
EDGE
Watch
No
Watch 3
No
Announced
Watch
2021, March 23
Watch 3
2025, February 18
Status
Watch
Available. Released 2021, April 14
Watch 3
Available. Released 2025, March 03
Dimensions
Watch
46.4 x 46.4 x 10.9 mm (1.83 x 1.83 x 0.43 in)
Watch 3
47.6 x 46.6 x 11.8 mm (1.87 x 1.83 x 0.46 in)
Weight
Watch
45 g (1.59 oz)
Watch 3
49.7 g (1.76 oz)
Build
Watch
Glass front, stainless steel frame, plastic back
Watch 3
Sapphire crystal front, stainless steel frame, plastic back
SIM
Watch
No
Watch 3
No
Other
Watch
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Waterproof (5ATM) Compatible with standard 22mm straps
Watch 3
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) MIL-STD-810H compliant Waterproof (5ATM/50m) Compatible with standard 22mm straps ECG certified
Type
Watch
AMOLED
Watch 3
LTPO AMOLED, 2200 nits (peak)
Size
Watch
1.39 inches
Watch 3
1.5 inches
Resolution
Watch
454 x 454 pixels (~326 ppi density)
Watch 3
466 x 466 pixels (~310 ppi density)
Protection
Watch
-
Watch 3
Sapphire crystal glass
OS
Watch
Proprietary OS
Watch 3
ColorOS Watch 7.0 + Wear OS 5.0
Chipset
Watch
-
Watch 3
Qualcomm Snapdragon W5 Gen 1 (4 nm)
Card slot
Watch
No
Watch 3
No
Internal
Watch
4GB 1GB RAM
Watch 3
32GB 2GB RAM
Other
Watch
No
Watch 3
No
Loudspeaker
Watch
Yes
Watch 3
Yes
3.5mm jack
Watch
No
Watch 3
No
WLAN
Watch
No
Watch 3
Wi-Fi 802.11 a/b/g/n, dual-band
Bluetooth
Watch
5.0, A2DP, LE
Watch 3
5.2, A2DP, LE
Positioning
Watch
GPS, GLONASS, BDS, GALILEO
Watch 3
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
NFC
Watch
No
Watch 3
Yes
Radio
Watch
No
Watch 3
No
USB
Watch
No
Watch 3
No
Sensors
Watch
Accelerometer, gyro, barometer, compass, heart rate, SpO2
Watch 3
Accelerometer, gyro, barometer, compass, heart rate, SpO2, thermometer (skin temperature)
Type
Watch
Li-Ion 402 mAh
Watch 3
Li-Ion 648 mAh
Charging
Watch
-
Watch 3
7.5W wired
Colors
Watch
Midnight Black, Moonlight Silver, Cobalt, Harry Potter Edition
Watch 3
Black titanium, Silver titanium
Price
Watch
About 190 EUR
Watch 3
€ 159.00
Models
Watch
-
Watch 3
OPWWE251