Rob ter Horst uses his Polar H10 chest strap as a reference device but the MRIS comes to a completely different conclusion

According to Rob ter Horst based on a single paper: https://pubmed.ncbi.nlm.nih.gov/31004219/ The Polar H10 has the best heart rate with 99.6%: Did Rob not read the other papers we listed in our review? Based on a single paper which is partly funded by Polar Rob uses his Polar H10 chest strap as his refrence device. …