Serious about swimming? A set of smart swim goggles can seriously help improve your performance in the water, projecting real-time performance metrics including pace, distance, stroke rate, and, importantly, your heart rate directly into your field of vision, via an AR display. Here we put two brilliant new sets, the Form Smart Swim 2 LT, $150 / £130, and Speedo IQ Vanquisher, $190/£149, head-to-head.
Design and fit
The Smart Swim 2 LT, which weigh 68g, aren’t as sleek as regular goggles yet still pull off packing in the sensor and battery without feeling hulking to wear in the water. The nose guards also do a fine job of keeping water...
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