Screen size
T1561.4"
Watch Fit 4Winner: 1.8"+23%
Quick verdict
Watch Fit 4 leads the measured specs 10-0.
Measured wins
T156
0
spec wins
Ties
3
equal specs
Watch Fit 4
10
spec wins
Overall winner
Screen size
Technology
T156
GSM
Watch Fit 4
No cellular connectivity
2G bands
T156
GSM 900 / 1800
Watch Fit 4
N/A
GPRS
T156
No
Watch Fit 4
No
EDGE
T156
No
Watch Fit 4
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
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
No
3G bands
T156
-
Watch Fit 4
N/A
4G bands
T156
-
Watch Fit 4
N/A
Speed
T156
-
Watch Fit 4
No
Announced
T156
2008
Watch Fit 4
2025, May 15
Status
T156
Discontinued
Watch Fit 4
Available. Released 2025, May 26
Dimensions
T156
103.5 x 45 x 13.5 mm, 60 cc (4.07 x 1.77 x 0.53 in)
Watch Fit 4
43 x 38 x 9.5 mm (1.69 x 1.50 x 0.37 in)
Weight
T156
75 g (2.65 oz)
Watch Fit 4
27 g (0.95 oz)
SIM
T156
Mini-SIM
Watch Fit 4
No
Build
T156
-
Watch Fit 4
Glass front, aluminum alloy frame, plastic back
Other
T156
-
Watch Fit 4
5 ATM water resistant
Type
T156
Monochrome graphics
Watch Fit 4
AMOLED, 2000 nits (peak)
Size
T156
1.4 inches, 6.0 cm2 (~12.8% screen-to-body ratio)
Watch Fit 4
1.82 inches
Resolution
T156
68 x 96 pixels (~84 ppi density)
Watch Fit 4
480 x 408 pixels (~347 ppi density)
Card slot
T156
No
Watch Fit 4
No
Phonebook
T156
100 entries
Watch Fit 4
No
Call records
T156
10 dialed, 10 received, 10 missed calls
Watch Fit 4
No
Other
T156
SMS storage up to 50 entries
Watch Fit 4
-
Internal
T156
-
Watch Fit 4
Unspecified
Other
T156
No
Watch Fit 4
No
Loudspeaker
T156
Yes
Watch Fit 4
Yes
3.5mm jack
T156
No
Watch Fit 4
No
WLAN
T156
No
Watch Fit 4
No
Bluetooth
T156
No
Watch Fit 4
5.2, LE
Positioning
T156
No
Watch Fit 4
GPS (L1+L5), GALILEO (E1+E5a), QZSS (L1+L5), BDS (B1l+B1C), GLONASS
Radio
T156
No
Watch Fit 4
No
USB
T156
No
Watch Fit 4
No
NFC
T156
-
Watch Fit 4
Yes (gray model only)
Sensors
T156
Watch Fit 4
Accelerometer, gyro, heart rate, SpO2, compass, barometer
Messaging
T156
SMS
Watch Fit 4
Email, IM
Browser
T156
No
Watch Fit 4
-
Games
T156
Yes
Watch Fit 4
No
Java
T156
No
Watch Fit 4
No
Other
T156
Predictive text input Organizer Push-To-Talk
Watch Fit 4
Pulse wave arrhythmia analysis
Type
T156
Removable Li-Ion battery
Watch Fit 4
Li-Ion 400 mAh
Stand-by
T156
Up to 150 h
Watch Fit 4
-
Talk time
T156
Up to 3 h
Watch Fit 4
-
Charging
T156
-
Watch Fit 4
5W wireless
Colors
T156
Black
Watch Fit 4
Black, Silver
Models
T156
-
Watch Fit 4
SYA-B19
Price
T156
-
Watch Fit 4
$ 121.00 / € 104.76