The Luna Band thinks Whoop’s subscription was always optional

Whoop sold an idea: that the wrist-worn screenless tracker is a coach more than a watch, and that the coaching part is worth $20 a month. Luna walked into CES 2026 with the same hardware pitch and the opposite business model. The Luna Band is $149 once. There is no subscription. There is, instead, a voice.

The hardware story is straightforward: a research-grade optical sensor array, heart rate, SpO2, skin temperature, paired with a 6-axis IMU and Luna’s processing stack. The company claims it can detect micro-recovery periods, circadian fluctuations and emotional stress signatures, which is the kind of marketing that’s hard to verify in a demo. What’s more verifiable is the form factor: it’s a screenless cuff, the size of a Whoop 4.0 or 5.0, available in four colors (hot red, orange, purple, verdant) that suggest the design team isn’t aiming at the corporate-executive aesthetic Whoop has owned for a decade.

The voice-first interface is what makes Luna more than a budget Whoop clone. The band itself has a small speaker and microphone; coaching prompts are delivered audibly through it, and you can talk back. “How was my sleep?” gets a one-sentence answer with the relevant numbers. “Should I push hard today or recover?” gets actual recommendation, Luna’s pitch is that the LLM-driven coach lives on-device rather than behind a paywall.

The model is also the bet. Whoop’s recurring revenue is the entire business; Luna is staking that hardware-only is going to win once the on-device model is good enough. CES 2026 doesn’t tell us if they’re right. Six months of real-world use will.

Hands-on coverage from CES is on Android Central.