02/27/2026
Take Your Training to Heart π€
βHeart rate and power are extremely valuable metrics for any athlete, irrespective of their level, aims or ambitions. The Viiiiva completes that equation for athletes using our power meters, providing both the internal and external view of performance. It offers the same level of accuracy and durability that defines our power meters, so you can trust your data in any conditions, from racing in the rain to long sessions on the indoor trainer.β - Phil White, CEO 4iiii