They don't make any comparisons anywhere in the linked article. The only mention of the RPi is in the context of connectivity with other devices:
> And the Micro Bit can even connect and communicate with these other devices, including Arduino, Galileo, Kano and Raspberry Pi, as well as other Micro Bits
In fairness this is really just a press release, not a news item. The tone and technical content of the release suggests quite probably that it is not written by one of their technology hacks (and by that I mean journalists such as Rory Cellan-Jones). Rather it's a management level tech summary or proposal packaged up for PR use.
> And the Micro Bit can even connect and communicate with these other devices, including Arduino, Galileo, Kano and Raspberry Pi, as well as other Micro Bits
In fairness this is really just a press release, not a news item. The tone and technical content of the release suggests quite probably that it is not written by one of their technology hacks (and by that I mean journalists such as Rory Cellan-Jones). Rather it's a management level tech summary or proposal packaged up for PR use.