Oura Ring

Merino Energy aims to disrupt heat-pump adoption with a $3,800 single-unit Merino Mono, targeting California's 2030 goal and reducing installation friction via indoor, plug-in design and faster installs.

A buyer-focused roundup of current smart rings (headlined by Oura Ring 4) with prices, specs, and upcoming entrants like Stream Ring and Pebble Index, highlighting hardware, battery life, and subscription considerations.

Awear built a consumer brainwearable (behind-the-ear EEG) to monitor stress, closed a pre-seed round, plans a $5M seed in 2026, sells early-access units at $195 with lifetime app, and is pursuing growth via a Kickstarter after seed.