Screen size
Watch Fit 4Winner: 1.8"+21%
Watch GT 3 Pro1.4"
Quick verdict
Watch Fit 4 leads the measured specs 6-4.
Measured wins
Watch Fit 4
6
spec wins
Overall winner
Ties
5
equal specs
Watch GT 3 Pro
4
spec wins
Screen size
Technology
Watch Fit 4
No cellular connectivity
Watch GT 3 Pro
No cellular connectivity
2G bands
Watch Fit 4
N/A
Watch GT 3 Pro
N/A
3G bands
Watch Fit 4
N/A
Watch GT 3 Pro
N/A
4G bands
Watch Fit 4
N/A
Watch GT 3 Pro
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
N/A
Speed
Watch Fit 4
No
Watch GT 3 Pro
No
GPRS
Watch Fit 4
No
Watch GT 3 Pro
No
EDGE
Watch Fit 4
No
Watch GT 3 Pro
No
Announced
Watch Fit 4
2025, May 15
Watch GT 3 Pro
2022, April 28
Status
Watch Fit 4
Available. Released 2025, May 26
Watch GT 3 Pro
Available. Released 2022, May 05
Dimensions
Watch Fit 4
43 x 38 x 9.5 mm (1.69 x 1.50 x 0.37 in)
Watch GT 3 Pro
46.6 x 46.6 x 10.9 mm (1.83 x 1.83 x 0.43 in)
Weight
Watch Fit 4
27 g (0.95 oz)
Watch GT 3 Pro
50 g (43mm) / 54 g (46mm) (1.76 oz)
Build
Watch Fit 4
Glass front, aluminum alloy frame, plastic back
Watch GT 3 Pro
Sapphire crystal front, titanium frame or ceramic frame, ceramic back
SIM
Watch Fit 4
No
Watch GT 3 Pro
No
Other
Watch Fit 4
5 ATM water resistant
Watch GT 3 Pro
IP68 dust tight and water resistant (immersible up to 30m/5ATM) Compatible with standard 22mm straps (46mm model), 20mm straps (43mm model) ECG certified
Type
Watch Fit 4
AMOLED, 2000 nits (peak)
Watch GT 3 Pro
AMOLED
Size
Watch Fit 4
1.82 inches
Watch GT 3 Pro
1.43 inches
Resolution
Watch Fit 4
480 x 408 pixels (~347 ppi density)
Watch GT 3 Pro
466 x 466 pixels (~326 ppi density)
Card slot
Watch Fit 4
No
Watch GT 3 Pro
No
Phonebook
Watch Fit 4
No
Watch GT 3 Pro
-
Call records
Watch Fit 4
No
Watch GT 3 Pro
-
Internal
Watch Fit 4
Unspecified
Watch GT 3 Pro
32GB
Other
Watch Fit 4
No
Watch GT 3 Pro
No
Loudspeaker
Watch Fit 4
Yes
Watch GT 3 Pro
Yes
3.5mm jack
Watch Fit 4
No
Watch GT 3 Pro
No
WLAN
Watch Fit 4
No
Watch GT 3 Pro
No
Bluetooth
Watch Fit 4
5.2, LE
Watch GT 3 Pro
5.2, A2DP, LE
Positioning
Watch Fit 4
GPS (L1+L5), GALILEO (E1+E5a), QZSS (L1+L5), BDS (B1l+B1C), GLONASS
Watch GT 3 Pro
GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS
NFC
Watch Fit 4
Yes (gray model only)
Watch GT 3 Pro
Yes
Radio
Watch Fit 4
No
Watch GT 3 Pro
No
USB
Watch Fit 4
No
Watch GT 3 Pro
No
Sensors
Watch Fit 4
Accelerometer, gyro, heart rate, SpO2, compass, barometer
Watch GT 3 Pro
Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature)
Messaging
Watch Fit 4
Email, IM
Watch GT 3 Pro
-
Games
Watch Fit 4
No
Watch GT 3 Pro
-
Java
Watch Fit 4
No
Watch GT 3 Pro
-
Other
Watch Fit 4
Pulse wave arrhythmia analysis
Watch GT 3 Pro
-
Type
Watch Fit 4
Li-Ion 400 mAh
Watch GT 3 Pro
Li-Po 530 mAh
Charging
Watch Fit 4
5W wireless
Watch GT 3 Pro
Wireless
Colors
Watch Fit 4
Black, Silver
Watch GT 3 Pro
Silver
Models
Watch Fit 4
SYA-B19
Watch GT 3 Pro
ODN-B19, FRG-B19
Price
Watch Fit 4
$ 121.00 / € 104.76
Watch GT 3 Pro
About 200 EUR
OS
Watch Fit 4
-
Watch GT 3 Pro
HarmonyOS 2.0, upgradable to 3.0