It autel software but the hardware is just different which is why xp400pro isn’t compatible.
They are not cross-compatible. A few people already had confirmed it.
Working with xp1 pro
Programmer connection error when connecting OTOFIX with XP200
Programmer connection error when connecting OTOFIX with XP400 Pro.
The xp1 works with Autels windows based software.
Although some used IM1 with both xp200 and xp400, need luck. Better don’t use them interchangeably.