I Test all the self empty bins with 4 different debris to see which one cleans the bin the best.
iRobot Roomba s9+ ON SALE = https://amzn.to/3hzJUtm
iRobot Roomba i7+ ON SALE = https://amzn.to/3j6ggfH
Roborock S6 MAXV = https://amzn.to/3gmPWfC
Roborock s5 = https://amzn.to/3j5uSfs
Proscenic M7 PRO = https://amzn.to/2YrFL38
Proscenic M7 PRO Auto bin = https://amzn.to/3gkbIRn
iRobot Roomba E5 = https://amzn.to/31rvAhj
iRobot Roomba 960 = https://amzn.to/3gkEGjT