14% pricier ≈ $250
- Weight 2.4 g vs 3 g
- Battery life (smartwatch mode) 6 days vs 7 days
- idk.dev
- Smartwatches
- Oura Ring 4
- Alternatives
Alternatives to Oura Ring 4
10 smart rings at a similar price that compete with the 4 — what each does better, what it gives up and how the price compares.
Alternatives to the 4
14% pricier ≈ $250
- Battery life (smartwatch mode) 8 days vs 7 days
8
RingConn · 2026Gen3
82% pricier ≈ $400
- Battery life (smartwatch mode) 10 days vs 7 days
- Weight 2.5 g vs 3 g
9
Luna · 2026Ring 2.0
46% pricier ≈ $320
- Water resistance 5 ATM vs 10 ATM
- Battery life (smartwatch mode) 6 days vs 7 days
10
Even Realities · 2026R1
32% pricier ≈ $290
- Battery life (smartwatch mode) 4 days vs 7 days
- Water resistance 5 ATM vs 10 ATM