Screen size
equal specsWatch Fit 41.8"
Watch Fit 4 Pro1.8"
Quick verdict
Watch Fit 4 Pro leads the measured specs 2-1.
Measured wins
Watch Fit 4
1
spec wins
Ties
10
equal specs
Watch Fit 4 Pro
2
spec wins
Overall winner
Screen size
equal specsTechnology
Watch Fit 4
No cellular connectivity
Watch Fit 4 Pro
No cellular connectivity
2G bands
Watch Fit 4
N/A
Watch Fit 4 Pro
N/A
3G bands
Watch Fit 4
N/A
Watch Fit 4 Pro
N/A
4G bands
Watch Fit 4
N/A
Watch Fit 4 Pro
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
equal specsWeight
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 Fit 4 Pro
No
GPRS
Watch Fit 4
No
Watch Fit 4 Pro
No
EDGE
Watch Fit 4
No
Watch Fit 4 Pro
No
Announced
Watch Fit 4
2025, May 15
Watch Fit 4 Pro
2025, May 15
Status
Watch Fit 4
Available. Released 2025, May 26
Watch Fit 4 Pro
Available. Released 2025, May 26
Dimensions
Watch Fit 4
43 x 38 x 9.5 mm (1.69 x 1.50 x 0.37 in)
Watch Fit 4 Pro
44.5 x 40 x 9.3 mm (1.75 x 1.57 x 0.37 in)
Weight
Watch Fit 4
27 g (0.95 oz)
Watch Fit 4 Pro
30.4 g (1.09 oz)
Build
Watch Fit 4
Glass front, aluminum alloy frame, plastic back
Watch Fit 4 Pro
Glass front (Sapphire Glass), titanium alloy bezel, aluminum alloy mid-frame, polymer fiber back
SIM
Watch Fit 4
No
Watch Fit 4 Pro
No
Other
Watch Fit 4
5 ATM water resistant
Watch Fit 4 Pro
5 ATM water resistant IP6X dust tight ECG certified 40m swimproof/diving (EN13319)
Type
Watch Fit 4
AMOLED, 2000 nits (peak)
Watch Fit 4 Pro
AMOLED, 3000 nits (peak)
Size
Watch Fit 4
1.82 inches
Watch Fit 4 Pro
1.82 inches
Resolution
Watch Fit 4
480 x 408 pixels (~347 ppi density)
Watch Fit 4 Pro
480 x 408 pixels (~347 ppi density)
Protection
Watch Fit 4
-
Watch Fit 4 Pro
Sapphire Glass
Card slot
Watch Fit 4
No
Watch Fit 4 Pro
No
Phonebook
Watch Fit 4
No
Watch Fit 4 Pro
No
Call records
Watch Fit 4
No
Watch Fit 4 Pro
No
Internal
Watch Fit 4
Unspecified
Watch Fit 4 Pro
Unspecified
Other
Watch Fit 4
No
Watch Fit 4 Pro
No
Loudspeaker
Watch Fit 4
Yes
Watch Fit 4 Pro
Yes
3.5mm jack
Watch Fit 4
No
Watch Fit 4 Pro
No
WLAN
Watch Fit 4
No
Watch Fit 4 Pro
No
Bluetooth
Watch Fit 4
5.2, LE
Watch Fit 4 Pro
5.2, LE
Positioning
Watch Fit 4
GPS (L1+L5), GALILEO (E1+E5a), QZSS (L1+L5), BDS (B1l+B1C), GLONASS
Watch Fit 4 Pro
GPS (L1+L5), GALILEO (E1+E5a), QZSS (L1+L5), BDS (B1l+B1C), GLONASS
NFC
Watch Fit 4
Yes (gray model only)
Watch Fit 4 Pro
Yes
Radio
Watch Fit 4
No
Watch Fit 4 Pro
No
USB
Watch Fit 4
No
Watch Fit 4 Pro
No
Sensors
Watch Fit 4
Accelerometer, gyro, heart rate, SpO2, compass, barometer
Watch Fit 4 Pro
Accelerometer, gyro, heart rate, SpO2, compass, barometer, thermometer (skin temperature)
Messaging
Watch Fit 4
Email, IM
Watch Fit 4 Pro
Email, IM
Games
Watch Fit 4
No
Watch Fit 4 Pro
No
Java
Watch Fit 4
No
Watch Fit 4 Pro
No
Other
Watch Fit 4
Pulse wave arrhythmia analysis
Watch Fit 4 Pro
Pulse wave arrhythmia analysis
Type
Watch Fit 4
Li-Ion 400 mAh
Watch Fit 4 Pro
Li-Ion 400 mAh
Charging
Watch Fit 4
5W wireless
Watch Fit 4 Pro
5W wireless
Colors
Watch Fit 4
Black, Silver
Watch Fit 4 Pro
Green, Blue, Black
Models
Watch Fit 4
SYA-B19
Watch Fit 4 Pro
SYA-B29
Price
Watch Fit 4
$ 121.00 / € 104.76
Watch Fit 4 Pro
$ 227.43 / € 160.61