Screen size
Watch BudsWinner: 1.4"+3.5%
Watch Ultimate Design Spring1.4"
Quick verdict
Watch Ultimate Design Spring leads the measured specs 6-3.
Measured wins
Watch Buds
3
spec wins
Ties
5
equal specs
Watch Ultimate Design Spring
6
spec wins
Overall winner
Screen size
Technology
Watch Buds
No cellular connectivity
Watch Ultimate Design Spring
HSPA / LTE
2G bands
Watch Buds
N/A
Watch Ultimate Design Spring
N/A
3G bands
Watch Buds
N/A
Watch Ultimate Design Spring
HSDPA 850 / 900 / 1900 / 2100
4G bands
Watch Buds
N/A
Resolution
equal specsRefresh 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 Buds
No
Watch Ultimate Design Spring
HSPA, LTE
GPRS
Watch Buds
No
Watch Ultimate Design Spring
-
EDGE
Watch Buds
No
Watch Ultimate Design Spring
-
Announced
Watch Buds
2022, December 09
Watch Ultimate Design Spring
2026, April 20
Status
Watch Buds
Available. Released 2022, December 09
Watch Ultimate Design Spring
Available. Released 2026, May 08
Dimensions
Watch Buds
47 x 47.5 x 15 mm (1.85 x 1.87 x 0.59 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 Buds
66.5 g (2.36 oz)
Watch Ultimate Design Spring
91 g (3.21 oz)
Build
Watch Buds
Glass front, stainless steel frame
Watch Ultimate Design Spring
Sapphire crystal front, titanium alloy front shell, ceramic back
SIM
Watch Buds
No
Watch Ultimate Design Spring
eSIM
Other
Watch Buds
Built-in wireless earbuds housed beneath the display; charging from the watch Compatible with standard 22mm straps
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 Buds
AMOLED
Watch Ultimate Design Spring
LTPO2 AMOLED, 3000 nits (peak)
Size
Watch Buds
1.43 inches
Watch Ultimate Design Spring
1.38 inches
Resolution
Watch Buds
466 x 466 pixels (~326 ppi density)
Watch Ultimate Design Spring
466 x 466 pixels (~338 ppi density)
Protection
Watch Buds
-
Watch Ultimate Design Spring
Sapphire crystal glass
OS
Watch Buds
HarmonyOS 3.0
Watch Ultimate Design Spring
HarmonyOS 6.1
Chipset
Watch Buds
-
Watch Ultimate Design Spring
Kirin W80
Card slot
Watch Buds
No
Watch Ultimate Design Spring
No
Other
Watch Buds
No
Watch Ultimate Design Spring
No
Loudspeaker
Watch Buds
No
Watch Ultimate Design Spring
Yes
3.5mm jack
Watch Buds
No
Watch Ultimate Design Spring
No
WLAN
Watch Buds
No
Watch Ultimate Design Spring
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
Watch Buds
5.2, A2DP, LE
Watch Ultimate Design Spring
5.2, A2DP, LE
Positioning
Watch Buds
GPS, GLONASS, GALILEO, BDS
Watch Ultimate Design Spring
GPS (L1+L5), GLONASS, GALILEO (L1+L5), QZSS (L1+L5), BDS
NFC
Watch Buds
Yes
Watch Ultimate Design Spring
Yes
Radio
Watch Buds
No
Watch Ultimate Design Spring
No
USB
Watch Buds
No
Watch Ultimate Design Spring
No
Sensors
Watch Buds
Accelerometer, gyro, heart rate, SpO2
Watch Ultimate Design Spring
Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature), X-TAP
Other
Watch Buds
-
Watch Ultimate Design Spring
Sleep apnea detection Heart Rate Variability (HRV) Arterial Stiffness Detection
Type
Watch Buds
Li-Ion 410 mAh (watch)
Watch Ultimate Design Spring
Li-Ion 540 mAh
Charging
Watch Buds
Wireless
Watch Ultimate Design Spring
Wireless
Stand-by
Watch Buds
Watch Ultimate Design Spring
-
Talk time
Watch Buds
Watch Ultimate Design Spring
-
Colors
Watch Buds
Black, Khaki
Watch Ultimate Design Spring
Diamond Silver
Price
Watch Buds
About 400 EUR
Watch Ultimate Design Spring
About 4000 EUR
Models
Watch Buds
-
Watch Ultimate Design Spring
CHC-AL00