Screen size
Watch GT 6 ProWinner: 1.5"+6.1%
Watch Ultimate Design Spring1.4"
Quick verdict
Watch GT 6 Pro leads the measured specs 6-3.
Measured wins
Watch GT 6 Pro
6
spec wins
Overall winner
Ties
7
equal specs
Watch Ultimate Design Spring
3
spec wins
Screen size
Technology
Watch GT 6 Pro
No cellular connectivity
Watch Ultimate Design Spring
HSPA / LTE
2G bands
Watch GT 6 Pro
N/A
Watch Ultimate Design Spring
N/A
3G bands
Watch GT 6 Pro
N/A
Watch Ultimate Design Spring
HSDPA 850 / 900 / 1900 / 2100
4G bands
Watch GT 6 Pro
N/A
Resolution
equal specsRefresh rate
Peak brightness
equal specsPixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
equal specsWi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Watch Ultimate Design Spring
LTE
GPRS
Watch GT 6 Pro
No
Watch Ultimate Design Spring
-
EDGE
Watch GT 6 Pro
No
Watch Ultimate Design Spring
-
Speed
Watch GT 6 Pro
-
Watch Ultimate Design Spring
HSPA, LTE
Announced
Watch GT 6 Pro
2025, September 19
Watch Ultimate Design Spring
2026, April 20
Status
Watch GT 6 Pro
Available. Released 2025, September 19
Watch Ultimate Design Spring
Available. Released 2026, May 08
Dimensions
Watch GT 6 Pro
45.6 x 45.6 x 11.3 mm (1.80 x 1.80 x 0.44 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 GT 6 Pro
54.7 g (1.94 oz)
Watch Ultimate Design Spring
91 g (3.21 oz)
Build
Watch GT 6 Pro
Glass front, titanium alloy frame, ceramic back
Watch Ultimate Design Spring
Sapphire crystal front, titanium alloy front shell, ceramic back
SIM
Watch GT 6 Pro
No
Watch Ultimate Design Spring
eSIM
Other
Watch GT 6 Pro
40m swimproof/diving (EN13319) IP69 dust tight and water resistant (high pressure water jets; immersible up to 50m/5ATM for 10 min) ECG certified
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 GT 6 Pro
AMOLED, 3000 nits (peak)
Watch Ultimate Design Spring
LTPO2 AMOLED, 3000 nits (peak)
Size
Watch GT 6 Pro
1.47 inches
Watch Ultimate Design Spring
1.38 inches
Resolution
Watch GT 6 Pro
466 x 466 pixels (~317 ppi density)
Watch Ultimate Design Spring
466 x 466 pixels (~338 ppi density)
Protection
Watch GT 6 Pro
-
Watch Ultimate Design Spring
Sapphire crystal glass
OS
Watch GT 6 Pro
HarmonyOS 6.0
Watch Ultimate Design Spring
HarmonyOS 6.1
Chipset
Watch GT 6 Pro
-
Watch Ultimate Design Spring
Kirin W80
Card slot
Watch GT 6 Pro
No
Watch Ultimate Design Spring
No
Internal
Watch GT 6 Pro
64GB
Watch Ultimate Design Spring
-
Other
Watch GT 6 Pro
No
Watch Ultimate Design Spring
No
Loudspeaker
Watch GT 6 Pro
Yes
Watch Ultimate Design Spring
Yes
3.5mm jack
Watch GT 6 Pro
No
Watch Ultimate Design Spring
No
WLAN
Watch GT 6 Pro
No
Watch Ultimate Design Spring
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
Watch GT 6 Pro
6.0, A2DP, LE
Watch Ultimate Design Spring
5.2, A2DP, LE
Positioning
Watch GT 6 Pro
GPS (L1+L5), BDS (B1I+B1c+B1a), GALILEO (E1+E5a), QZSS (L1+L5), GLONASS, NavIC
Watch Ultimate Design Spring
GPS (L1+L5), GLONASS, GALILEO (L1+L5), QZSS (L1+L5), BDS
NFC
Watch GT 6 Pro
Yes
Watch Ultimate Design Spring
Yes
Radio
Watch GT 6 Pro
No
Watch Ultimate Design Spring
No
USB
Watch GT 6 Pro
No
Watch Ultimate Design Spring
No
Sensors
Watch GT 6 Pro
Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature)
Watch Ultimate Design Spring
Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature), X-TAP
Other
Watch GT 6 Pro
-
Watch Ultimate Design Spring
Sleep apnea detection Heart Rate Variability (HRV) Arterial Stiffness Detection
Type
Watch GT 6 Pro
Li-Ion 867 mAh
Watch Ultimate Design Spring
Li-Ion 540 mAh
Charging
Watch GT 6 Pro
10W wireless
Watch Ultimate Design Spring
Wireless
Colors
Watch GT 6 Pro
Silver, Brown, Black
Watch Ultimate Design Spring
Diamond Silver
Models
Watch GT 6 Pro
ATM-B29, Atum-B29F, ATM-B29F
Watch Ultimate Design Spring
CHC-AL00
Price
Watch GT 6 Pro
$ 70.90 / € 322.16
Watch Ultimate Design Spring
About 4000 EUR