The following compares the current state of Affliction Warlocks to Windwalker Monks using the latest SimulationCraft data for end-game PvE in World of Warcraft The War Within patch 11.0.2.
Comparison
Category
Winner
Windwalker Monk
+12.72%
When simulating boss fight encounters, Windwalker Monks averaged 12.72% more DPS than Affliction Warlocks (+203K DPS).
Windwalker Monk
+11.87%
When simulating AoE DPS, Windwalker Monks averaged 11.87% more DPS than Affliction Warlocks (+117K DPS).
Affliction Warlock
+14.1%
Affliction Warlocks have higher spike damage potential, achieving +1.4M more DPS than Windwalker Monks.
Spike damage is the peak DPS achieved in any given moment and is not sustained DPS.
Windwalker Monk
+0.43%
When upgrading the gear for both specs by +44 ilvl, Windwalker Monk DPS improved the most, +0.43% more than Affliction Warlock. In total, Windwalker Monks DPS increased by 68.31% and Affliction Warlocks by 67.88%.
Windwalker Monk
+2.87%
+ Movement and latency lowered the DPS by 8.84% for Windwalker Monks.
+ Movement and latency lowered the DPS by 11.71% for Affliction Warlocks.
When introducing occasional movement and real-world latency, Windwalker Monks performed better, as Affliction Warlocks suffered a +2.87% DPS loss.
Affliction Warlock
When evaluating abilities used during boss encounters, Affliction Warlocks had fewer damaging abilities in total, indicating a potentially less complex rotation.
The comparisons above highlight some of the key differences between Affliction Warlock and Windwalker Monk in the current meta, which can hopefully help you determine which spec to play or group up with.