The following compares the current state of Fire Mages to Outlaw Rogues using the latest SimulationCraft data for end-game PvE in World of Warcraft The War Within patch 11.0.2.
Comparison
Category
Winner
Outlaw Rogue
+14.13%
When simulating boss fight encounters, Outlaw Rogues averaged 14.13% more DPS than Fire Mages (+222K DPS).
Outlaw Rogue
+45.27%
When simulating AoE DPS, Outlaw Rogues averaged 45.27% more DPS than Fire Mages (+536K DPS).
Outlaw Rogue
+78.61%
Outlaw Rogues have higher spike damage potential, achieving +8.8M more DPS than Fire Mages.
Spike damage is the peak DPS achieved in any given moment and is not sustained DPS.
Outlaw Rogue
+2.84%
When upgrading the gear for both specs by +44 ilvl, Outlaw Rogue DPS improved the most, +2.84% more than Fire Mage. In total, Outlaw Rogues DPS increased by 69.04% and Fire Mages by 66.2%.
Outlaw Rogue
+10.27%
+ Movement and latency lowered the DPS by 18.14% for Outlaw Rogues.
+ Movement and latency lowered the DPS by 28.41% for Fire Mages.
When introducing occasional movement and real-world latency, Outlaw Rogues performed better, as Fire Mages suffered a +10.27% DPS loss.
Fire Mage
When evaluating abilities used during boss encounters, Fire Mages had fewer damaging abilities in total, indicating a potentially less complex rotation.
The comparisons above highlight some of the key differences between Fire Mage and Outlaw Rogue in the current meta, which can hopefully help you determine which spec to play or group up with.