The following compares the current state of Devastation Evokers to Enhancement Shamans using the latest SimulationCraft data for end-game PvE in World of Warcraft The War Within patch 11.0.2.
Comparison
Category
Winner
Enhancement Shaman
+13.08%
When simulating boss fight encounters, Enhancement Shamans averaged 13.08% more DPS than Devastation Evokers (+225K DPS).
Devastation Evoker
+18.12%
When simulating AoE DPS, Devastation Evokers averaged 18.12% more DPS than Enhancement Shamans (+215K DPS).
Devastation Evoker
+13.67%
Devastation Evokers have higher spike damage potential, achieving +526.2K more DPS than Enhancement Shamans.
Spike damage is the peak DPS achieved in any given moment and is not sustained DPS.
Devastation Evoker
+2.89%
When upgrading the gear for both specs by +44 ilvl, Devastation Evoker DPS improved the most, +2.89% more than Enhancement Shaman. In total, Devastation Evokers DPS increased by 67.95% and Enhancement Shamans by 65.06%.
Enhancement Shaman
+15.96%
+ Movement and latency lowered the DPS by 13.44% for Enhancement Shamans.
+ Movement and latency lowered the DPS by 29.4% for Devastation Evokers.
When introducing occasional movement and real-world latency, Enhancement Shamans performed better, as Devastation Evokers suffered a +15.96% DPS loss.
Devastation Evoker
When evaluating abilities used during boss encounters, Devastation Evokers had fewer damaging abilities in total, indicating a potentially less complex rotation.
The comparisons above highlight some of the key differences between Devastation Evoker and Enhancement Shaman in the current meta, which can hopefully help you determine which spec to play or group up with.