It uses a titanium tweeter like the 180 so it's a close match. Even if the two tweeters weren't the same, my experience says it would be ok. I've owned and heard many systems with centers that are a different brand than the mains and all was fine.
M100,VP160,QS10HPx2,EP800,M5HP,M3,M50 v4
M80,VP150,QS8x4,EP600 v2
Air N2