MYnextRING Sky vs Nextring N1X Ultra

What Sky does better (1) and where N1X Ultra wins (1) — every spec side by side.

MYnextRING · 2026Sky

6.2Score

1 advantage≈ $300

Higher score

Nextring · 2025N1X Ultra

5.0Score

1 advantage≈ $240

4.1Health tracking8.8

5.2Build & durability3.5

Why is Sky better than N1X Ultra?

Specifications

Only differences	MYnextRING Sky≈ $3006.2	Nextring N1X Ultra≈ $2405.0
Design & durability
Weight	3 g	4 g
Water resistance	5 ATM	5 ATM
Water rating (maker)	5 atm / 50 m	5 atm / 50 m
Battery
Battery life (smartwatch mode)	7 days	10 days
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
Skin temperature	—	Yes
HRV tracking	Yes	—
Sensors	heart rate, SpO2, accelerometer	heart rate, SpO2, accelerometer