Screen size
Watch 51.5"
Watch Fit 4Winner: 1.8"+18%
Quick verdict
Watch 5 leads the measured specs 5-4.
Measured wins
Watch 5
5
spec wins
Overall winner
Ties
5
equal specs
Watch Fit 4
4
spec wins
Screen size
Technology
Watch 5
GSM / HSPA / LTE
Watch Fit 4
No cellular connectivity
2G bands
Watch 5
GSM 850 / 900 / 1800 / 1900 - cellular model only
Watch Fit 4
N/A
3G bands
Watch 5
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - cellular model only
Watch Fit 4
N/A
4G bands
Watch 5
1, 2, 3, 4, 5, 7, 8, 9, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 66 - cellular model only
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
Watch Fit 4
N/A
Speed
Watch 5
HSPA, LTE - cellular model only
Watch Fit 4
No
GPRS
Watch 5
-
Watch Fit 4
No
EDGE
Watch 5
-
Watch Fit 4
No
Announced
Watch 5
2025, May 15
Watch Fit 4
2025, May 15
Status
Watch 5
Available. Released 2025, May 21
Watch Fit 4
Available. Released 2025, May 26
Dimensions
Watch 5
46 x 46.7 x 11.3 mm (1.81 x 1.84 x 0.44 in)
Watch Fit 4
43 x 38 x 9.5 mm (1.69 x 1.50 x 0.37 in)
Weight
Watch 5
48/51/58/63 g (1.69 oz)
Watch Fit 4
27 g (0.95 oz)
Build
Watch 5
Sapphire Glass, ceramic backAerospace-grade titanium or 316L stainless steel frame (46mm)904L stainless steel or 316L stainless steel frame (42mm)
Watch Fit 4
Glass front, aluminum alloy frame, plastic back
SIM
Watch 5
eSIM - cellular model only
Watch Fit 4
No
Other
Watch 5
5 ATM (immersible up to 50m for 10 min) IP68/IP69 dust tight and water resistant (high pressure water jets) EN13319 certified (40m swimproof/diving) ECG certified
Watch Fit 4
5 ATM water resistant
Type
Watch 5
LTPO AMOLED, 3000 nits (peak)
Watch Fit 4
AMOLED, 2000 nits (peak)
Size
Watch 5
1.5 inches
Watch Fit 4
1.82 inches
Resolution
Watch 5
466 x 466 pixels (~310 ppi density)
Watch Fit 4
480 x 408 pixels (~347 ppi density)
Protection
Watch 5
Sapphire Glass
Watch Fit 4
-
OS
Watch 5
HarmonyOS 4.0
Watch Fit 4
-
Card slot
Watch 5
No
Watch Fit 4
No
Internal
Watch 5
Unspecified
Watch Fit 4
Unspecified
Phonebook
Watch 5
-
Watch Fit 4
No
Call records
Watch 5
-
Watch Fit 4
No
Other
Watch 5
No
Watch Fit 4
No
Loudspeaker
Watch 5
Yes
Watch Fit 4
Yes
3.5mm jack
Watch 5
No
Watch Fit 4
No
WLAN
Watch 5
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Watch Fit 4
No
Bluetooth
Watch 5
5.2, A2DP, LE
Watch Fit 4
5.2, LE
Positioning
Watch 5
GPS (L1+L5), BDS (B1I+B1C), GALILEO (E1+E5a), QZSS (L1+L5), GLONASS
Watch Fit 4
GPS (L1+L5), GALILEO (E1+E5a), QZSS (L1+L5), BDS (B1l+B1C), GLONASS
NFC
Watch 5
Yes
Watch Fit 4
Yes (gray model only)
Radio
Watch 5
No
Watch Fit 4
No
USB
Watch 5
No
Watch Fit 4
No
Sensors
Watch 5
Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature)
Watch Fit 4
Accelerometer, gyro, heart rate, SpO2, compass, barometer
Other
Watch 5
Heart Rate Variability (HRV) Arterial Stiffness Detection
Watch Fit 4
Pulse wave arrhythmia analysis
Messaging
Watch 5
-
Watch Fit 4
Email, IM
Games
Watch 5
-
Watch Fit 4
No
Java
Watch 5
-
Watch Fit 4
No
Type
Watch 5
Li-Ion 867 mAh
Watch Fit 4
Li-Ion 400 mAh
Charging
Watch 5
10W wireless
Watch Fit 4
5W wireless
Colors
Watch 5
Purple, Silver, Black, Beige, White, Blue (10th Anniversary Edition)
Watch Fit 4
Black, Silver
Models
Watch 5
RTS-AL00, SOC-AL00
Watch Fit 4
SYA-B19
Price
Watch 5
$ 369.14 / € 296.99
Watch Fit 4
$ 121.00 / € 104.76