Measuring IR of 18650 what to buy rc charger or meter?

Hello i buy some device to measure IR of 18650, what give better accuracy some rc charger like isdt q6 or SANPO SM8124

Most RC chargers do a very poor job of measuring IR. Get a dedicated meter if you want good consistent measurements. Always measure at the same temperature as IR is very temperature dependent.

10 sec load and power meter reveals useful dcir

youtube plenty simple examples rc lipo

works with any chemistry

method can easily measure charge dcir if desired