Oura Ring 4 vs Oura Ring 4 Ceramic

What 4 does better (0) and where 4 Ceramic wins (1) — every spec side by side.

Oura Ring · 20244

8.2Score

0 advantages≈ $210

Oura Ring · 20254 Ceramic

8.2Score

1 advantage≈ $250

3.8Health tracking3.8

7.2Build & durability7.2

Why is 4 better than 4 Ceramic?

4 has no measurable advantages in this pair.

Specifications

Only differences	Oura Ring 4≈ $2108.2	Oura Ring 4 Ceramic≈ $2508.2
Design & durability
Weight	3 g	3 g
Water resistance	10 ATM	10 ATM
Water rating (maker)	10 atm / 100 m	10 atm / 100 m
Battery
Battery life (smartwatch mode)	7 days	8 days
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
ECG	Yes	Yes
Sensors	SpO2, accelerometer	SpO2, accelerometer