Screen size
Watch DWinner: 1.6"+16%
Watch Ultimate Design Spring1.4"
Quick verdict
Watch Ultimate Design Spring leads the measured specs 7-5.
Measured wins
Watch D
5
spec wins
Ties
4
equal specs
Watch Ultimate Design Spring
7
spec wins
Overall winner
Screen size
Technology
Watch D
No cellular connectivity
Watch Ultimate Design Spring
HSPA / LTE
2G bands
Watch D
N/A
Watch Ultimate Design Spring
N/A
3G bands
Watch D
N/A
Watch Ultimate Design Spring
HSDPA 850 / 900 / 1900 / 2100
4G bands
Watch D
N/A
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
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Watch Ultimate Design Spring
LTE
Speed
Watch D
No
Watch Ultimate Design Spring
HSPA, LTE
GPRS
Watch D
No
Watch Ultimate Design Spring
-
EDGE
Watch D
No
Watch Ultimate Design Spring
-
Announced
Watch D
2022, May 18
Watch Ultimate Design Spring
2026, April 20
Status
Watch D
Available. Released 2022, October 12
Watch Ultimate Design Spring
Available. Released 2026, May 08
Dimensions
Watch D
51 x 38 x 13.6 mm (2.01 x 1.50 x 0.54 in)
Watch Ultimate Design Spring
42.9 x 42.9 x 10.8 mm (1.69 x 1.69 x 0.43 in)
Weight
Watch D
40.9 g (1.45 oz)
Watch Ultimate Design Spring
91 g (3.21 oz)
Build
Watch D
Glass front, aluminum frame
Watch Ultimate Design Spring
Sapphire crystal front, titanium alloy front shell, ceramic back
SIM
Watch D
No
Watch Ultimate Design Spring
eSIM
Other
Watch D
IP68 dust tight and water resistant Blood Pressure Measurement & ECG with built-in pump & inflatable strap Pressure measurement accuracy of ±3 mmHg
Watch Ultimate Design Spring
99 natural diamonds (0.8 carats) 5 ATM (maximum depth 40 meters when diving) IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) ECG certified
Type
Watch D
AMOLED
Watch Ultimate Design Spring
LTPO2 AMOLED, 3000 nits (peak)
Size
Watch D
1.64 inches
Watch Ultimate Design Spring
1.38 inches
Resolution
Watch D
456 x 280 pixels (~326 ppi density)
Watch Ultimate Design Spring
466 x 466 pixels (~338 ppi density)
Protection
Watch D
-
Watch Ultimate Design Spring
Sapphire crystal glass
OS
Watch D
HarmonyOS 2.1
Watch Ultimate Design Spring
HarmonyOS 6.1
Chipset
Watch D
-
Watch Ultimate Design Spring
Kirin W80
Card slot
Watch D
No
Watch Ultimate Design Spring
No
Internal
Watch D
4GB
Watch Ultimate Design Spring
-
Other
Watch D
No
Watch Ultimate Design Spring
No
Loudspeaker
Watch D
No
Watch Ultimate Design Spring
Yes
3.5mm jack
Watch D
No
Watch Ultimate Design Spring
No
WLAN
Watch D
No
Watch Ultimate Design Spring
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
Watch D
5.1, LE
Watch Ultimate Design Spring
5.2, A2DP, LE
Positioning
Watch D
GPS
Watch Ultimate Design Spring
GPS (L1+L5), GLONASS, GALILEO (L1+L5), QZSS (L1+L5), BDS
NFC
Watch D
Yes (market/region dependent)
Watch Ultimate Design Spring
Yes
Radio
Watch D
No
Watch Ultimate Design Spring
No
USB
Watch D
No
Watch Ultimate Design Spring
No
Sensors
Watch D
Accelerometer, gyro, heart rate, SpO2, thermometer (skin temperature), differential pressure sensor
Watch Ultimate Design Spring
Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature), X-TAP
Other
Watch D
-
Watch Ultimate Design Spring
Sleep apnea detection Heart Rate Variability (HRV) Arterial Stiffness Detection
Type
Watch D
Li-Ion 451 mAh
Watch Ultimate Design Spring
Li-Ion 540 mAh
Charging
Watch D
3.5W wireless
Watch Ultimate Design Spring
Wireless
Colors
Watch D
Graphite Black
Watch Ultimate Design Spring
Diamond Silver
Models
Watch D
MLY-B10, MLY-B11, MLY-B19
Watch Ultimate Design Spring
CHC-AL00
Price
Watch D
About 350 EUR
Watch Ultimate Design Spring
About 4000 EUR