Screen size
equal specsWatch Buds 21.5"
Watch Ultimate Design1.5"
Quick verdict
Watch Ultimate Design leads the measured specs 5-3.
Measured wins
Watch Buds 2
3
spec wins
Ties
6
equal specs
Watch Ultimate Design
5
spec wins
Overall winner
Screen size
equal specsTechnology
Watch Buds 2
No cellular connectivity
Watch Ultimate Design
No cellular connectivity
2G bands
Watch Buds 2
N/A
Watch Ultimate Design
N/A
3G bands
Watch Buds 2
N/A
Watch Ultimate Design
N/A
4G bands
Watch Buds 2
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
N/A
Speed
Watch Buds 2
No
Watch Ultimate Design
No
GPRS
Watch Buds 2
No
Watch Ultimate Design
No
EDGE
Watch Buds 2
No
Watch Ultimate Design
No
Announced
Watch Buds 2
2026, April 20
Watch Ultimate Design
2023, September 25
Status
Watch Buds 2
Available. Released 2026, April 20
Watch Ultimate Design
Available. Released 2023, October 04
Dimensions
Watch Buds 2
47 x 47 x 14.7 mm (1.85 x 1.85 x 0.58 in)
Watch Ultimate Design
49.4 x 49.4 x 13 mm (1.94 x 1.94 x 0.51 in)
Weight
Watch Buds 2
54.5 g (1.90 oz)
Watch Ultimate Design
78 g (2.75 oz)
Build
Watch Buds 2
Titanium alloy frame, glass-fiber reinforced plastic back
Watch Ultimate Design
Sapphire crystal front, 18k gold bezzel and crown, zircon-based amorphous alloy case, ceramic back
SIM
Watch Buds 2
No
Watch Ultimate Design
No
Other
Watch Buds 2
Built-in wireless earbuds housed beneath the display; charging from the watch Compatible with standard 22mm straps
Watch Ultimate Design
Swimproof/diving (EN13319, ISO 22810:2010) IP68 dust tight and water resistant (immersible up to 100m/10ATM) ECG certified
Type
Watch Buds 2
LTPO AMOLED, 3000 nits (peak)
Watch Ultimate Design
LTPO AMOLED
Size
Watch Buds 2
1.5 inches
Watch Ultimate Design
1.5 inches
Resolution
Watch Buds 2
466 x 466 pixels (~310 ppi density)
Watch Ultimate Design
466 x 466 pixels (~311 ppi density)
OS
Watch Buds 2
HarmonyOS
Watch Ultimate Design
HarmonyOS 4.0
Card slot
Watch Buds 2
No
Watch Ultimate Design
No
Internal
Watch Buds 2
-
Watch Ultimate Design
32GB
Other
Watch Buds 2
No
Watch Ultimate Design
No
Loudspeaker
Watch Buds 2
No
Watch Ultimate Design
Yes
3.5mm jack
Watch Buds 2
No
Watch Ultimate Design
No
WLAN
Watch Buds 2
No
Watch Ultimate Design
Yes (only for Bluetooth transmission acceleration)
Bluetooth
Watch Buds 2
5.2, A2DP, LE
Watch Ultimate Design
5.2, A2DP, LE
Positioning
Watch Buds 2
GPS, GLONASS, GALILEO, BDS
Watch Ultimate Design
GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS (L1+L5)
NFC
Watch Buds 2
Yes
Watch Ultimate Design
Yes
Radio
Watch Buds 2
No
Watch Ultimate Design
No
USB
Watch Buds 2
No
Watch Ultimate Design
No
Sensors
Watch Buds 2
Accelerometer, gyro, heart rate, SpO2
Watch Ultimate Design
Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature)
Other
Watch Buds 2
-
Watch Ultimate Design
BDS Satellite Messaging - China only
Type
Watch Buds 2
Li-Ion 410 mAh
Watch Ultimate Design
Li-Po 530 mAh
Charging
Watch Buds 2
Wireless
Watch Ultimate Design
Wireless
Colors
Watch Buds 2
Black, Silver
Watch Ultimate Design
Gold
Models
Watch Buds 2
LBA-B19
Watch Ultimate Design
CLB-B19
Price
Watch Buds 2
About 440 EUR
Watch Ultimate Design
About 4360 EUR