Oura, you ready to hear this? By now, most savvy shoppers have already seen that the viral Oura Ring 4 hit its lowest price ever during Amazon Prime Day 2026. The popular fitness tracker — now marked down as low as $215 on Amazon , likely due to the launch of the Oura Ring 5 featuring a slimmer profile — is often considered the gold standard of smart rings, praised for its sleek design, long battery life and intuitive app for 24/7 health tracking. So, even though Oura Ring’s Prime Day deal is