There's a definite overlap between the roles of systems administrators and network managers, but also some clear differences. A survey of 300 Australian IT professionals by IT management software provider SolarWinds highlights those differences, covering everything from typical salaries (network managers have the edge here) to future ambitions (systems administrators are less likely to aspire to a CIO role).
The key points from the study are summed up in the infographic below. Does that match with your experience? Tell us in the comments. (No, we wouldn't call The Big Bang Theory sci-fi either.)