Screen size
Watch 5 UltraWinner: 1.5"+2.7%
Watch 6 Plus1.5"
Quick verdict
Watch 6 Plus leads the measured specs 7-4.
Measured wins
Watch 5 Ultra
4
spec wins
Ties
3
equal specs
Watch 6 Plus
7
spec wins
Overall winner
Screen size
Technology
Watch 5 Ultra
No cellular connectivity
Watch 6 Plus
No cellular connectivity
2G bands
Watch 5 Ultra
N/A
Watch 6 Plus
N/A
3G bands
Watch 5 Ultra
N/A
Watch 6 Plus
N/A
4G bands
Watch 5 Ultra
N/A
Watch 6 Plus
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
3.5mm jack
equal specsSD card
equal specsStereo speakers
N/A
Speed
Watch 5 Ultra
No
Watch 6 Plus
No
GPRS
Watch 5 Ultra
No
Watch 6 Plus
No
EDGE
Watch 5 Ultra
No
Watch 6 Plus
No
Announced
Watch 5 Ultra
2025, March 02
Watch 6 Plus
2026, July 10
Status
Watch 5 Ultra
Available. Released 2025, June 18
Watch 6 Plus
Released Jul 22, 2026
Dimensions
Watch 5 Ultra
46.3 x 46.3 x 11.4 mm (1.82 x 1.82 x 0.45 in)
Watch 6 Plus
46.5 x 46.5 x 10.8 mm (1.83 x 1.83 x 0.43 in)
Weight
Watch 5 Ultra
51.8 g (1.83 oz)
Watch 6 Plus
41 g or 50 g (1.45 oz)
Build
Watch 5 Ultra
Glass front, titanium alloy frame (grade 5), fiber-reinforced plastic back
Watch 6 Plus
Glass front, stainless steel bezel (316L), aluminum frame, fiber reinforced plastic back
SIM
Watch 5 Ultra
No
Watch 6 Plus
No
Other
Watch 5 Ultra
IP68 dust tight and water resistant 5 ATM/40m ECG certified
Watch 6 Plus
P68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) 5 ATM water resistant
Type
Watch 5 Ultra
LTPO AMOLED
Watch 6 Plus
AMOLED, 3000 nits (peak)
Size
Watch 5 Ultra
1.5 inches
Watch 6 Plus
1.46 inches
Resolution
Watch 5 Ultra
466 x 466 pixels (~310 ppi density)
Watch 6 Plus
464 x 464 pixels (~317 ppi density)
Protection
Watch 5 Ultra
Sapphire Glass
Watch 6 Plus
-
OS
Watch 5 Ultra
Proprietary OS
Watch 6 Plus
MagicOS 10
Card slot
Watch 5 Ultra
No
Watch 6 Plus
No
Internal
Watch 5 Ultra
8GB
Watch 6 Plus
4GB
Other
Watch 5 Ultra
No
Watch 6 Plus
No
Loudspeaker
Watch 5 Ultra
Yes
Watch 6 Plus
Yes
3.5mm jack
Watch 5 Ultra
No
Watch 6 Plus
No
WLAN
Watch 5 Ultra
No
Watch 6 Plus
No
Bluetooth
Watch 5 Ultra
5.2, A2DP, LE
Watch 6 Plus
5.4, LE, EDR
Positioning
Watch 5 Ultra
GPS
Watch 6 Plus
GPS (L1+L5), BDS, GALILEO, QZSS, GLONASS, NavIC
NFC
Watch 5 Ultra
No
Watch 6 Plus
Yes
Radio
Watch 5 Ultra
No
Watch 6 Plus
No
USB
Watch 5 Ultra
No
Watch 6 Plus
No
Sensors
Watch 5 Ultra
Accelerometer, gyro, heart rate, barometer, compass, SpO2
Watch 6 Plus
Accelerometer, gyro, compass, barometer, heart rate, SpO2
Type
Watch 5 Ultra
480 mAh
Watch 6 Plus
Si/C Li-Po 1000 mAh
Colors
Watch 5 Ultra
Black, Brown
Watch 6 Plus
Black, Silver
Price
Watch 5 Ultra
$ 65.99
Watch 6 Plus
About 170 EUR
Models
Watch 5 Ultra
-
Watch 6 Plus
ROM-B19