The following compares the current state of Arms Warriors to Assassination Rogues using the latest SimulationCraft data for end-game PvE in World of Warcraft The War Within patch 11.0.2.
Comparison
Category
Winner
Arms Warrior
+7.47%
When simulating boss fight encounters, Arms Warriors averaged 7.47% more DPS than Assassination Rogues (+113K DPS).
Arms Warrior
+23.03%
When simulating AoE DPS, Arms Warriors averaged 23.03% more DPS than Assassination Rogues (+283K DPS).
Assassination Rogue
+18.25%
Assassination Rogues have higher spike damage potential, achieving +1.6M more DPS than Arms Warriors.
Spike damage is the peak DPS achieved in any given moment and is not sustained DPS.
Assassination Rogue
+0.91%
When upgrading the gear for both specs by +44 ilvl, Assassination Rogue DPS improved the most, +0.91% more than Arms Warrior. In total, Assassination Rogues DPS increased by 68.03% and Arms Warriors by 67.12%.
Assassination Rogue
+9.48%
+ Movement and latency lowered the DPS by 4.96% for Assassination Rogues.
+ Movement and latency lowered the DPS by 14.44% for Arms Warriors.
When introducing occasional movement and real-world latency, Assassination Rogues performed better, as Arms Warriors suffered a +9.48% DPS loss.
Arms Warrior
When evaluating abilities used during boss encounters, Arms Warriors had fewer damaging abilities in total, indicating a potentially less complex rotation.
The comparisons above highlight some of the key differences between Arms Warrior and Assassination Rogue in the current meta, which can hopefully help you determine which spec to play or group up with.