Taken from LRP website
http://www.lrp.cc/en/news/news/news/...63daf94531ae62
Sanwa M12 2.23 ms
Sanwa MT-4S 2.90 ms
Sanwa M11X 4.00 ms
Sanwa MT-4 4.20 ms
Futaba 4PK 4.38 ms
Spektrum DX4R Pro (2-Channel only) 5.66 ms
KoPropo EX-1 6.78 ms
Sanwa MX-3X 8.50 ms
Spektrum DX4R Pro 8.65 ms
Spektrum DX-3S 10.90 ms
No posted time for M12S yet, but if its 30% faster, it should come out to around 1.6ms