Electronic BJ

I was wondering if the electronic bj games with the buxom beauties constantly reminding you to place side bets have odds similar to a table, or are they rigged? Our dealer sure did come up with a whole lotta 21s, but I guess this is possible at a table as well. Just wondering if I should steer clear of these electronic versions......

I asked a very similar question about a video black jack machine:

¡Gracias!