Reviews and tests
Video reviews
Reviews done by users
Mumble vs. TS2, Ventrilo - Transmission Delay (Latency)
"This video shows you that with Mumble you have nearly real-time voice transmission, not like TS2 or Ventrilo, which need at least 1 sec." - M3G4G0TH
Teamspeak vs Ventrilo vs mumble audio for gamers
"If you’ve used anything else for this type of communication, consider Mumble. It is mature enough to use, and I definitely recommend it." - Chris Pirillo