The following compares the current state of Demonology Warlocks 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
+14.62%
When simulating boss fight encounters, Outlaw Rogues averaged 14.62% more DPS than Demonology Warlocks (+230K DPS).
Outlaw Rogue
+37.07%
When simulating AoE DPS, Outlaw Rogues averaged 37.07% more DPS than Demonology Warlocks (+439K DPS).
Outlaw Rogue
+73.68%
Outlaw Rogues have higher spike damage potential, achieving +8.3M more DPS than Demonology Warlocks.
Spike damage is the peak DPS achieved in any given moment and is not sustained DPS.
Outlaw Rogue
+1.41%
When upgrading the gear for both specs by +44 ilvl, Outlaw Rogue DPS improved the most, +1.41% more than Demonology Warlock. In total, Outlaw Rogues DPS increased by 69.04% and Demonology Warlocks by 67.63%.
Outlaw Rogue
+-0.64%
+ Movement and latency lowered the DPS by 18.77% for Outlaw Rogues.
+ Movement and latency lowered the DPS by 18.14% for Demonology Warlocks.
When introducing occasional movement and real-world latency, Outlaw Rogues performed better, as Demonology Warlocks suffered a +-0.64% DPS loss.
Demonology Warlock
When evaluating abilities used during boss encounters, Demonology Warlocks had fewer damaging abilities in total, indicating a potentially less complex rotation.
The comparisons above highlight some of the key differences between Demonology Warlock and Outlaw Rogue in the current meta, which can hopefully help you determine which spec to play or group up with.