The following compares the current state of Frost Death Knights 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
+4.16%
When simulating boss fight encounters, Outlaw Rogues averaged +65,078.87 more DPS than Frost Death Knights, a 4.16% increase.
Frost Death Knight
+22.44%
When simulating AoE DPS, Frost Death Knights averaged +1,175,732.82 more DPS than Outlaw Rogues, a 22.44% increase.
Outlaw Rogue
+50.71%
Outlaw Rogues have higher burst damage potential, achieving +5.7M more DPS than Frost Death Knights.
Note: this is the highest temporary DPS achieved in any given moment and is not sustained DPS.
Outlaw Rogue
+3.87%
+44 ilvl improved the DPS of Outlaw Rogue by 69.05%.
+44 ilvl improved the DPS of Frost Death Knight by 65.18%.
When comparing how both specs scale with gear, Outlaw Rogues had a higher DPS increase, a +3.87% higher increase than Frost Death Knights.
Frost Death Knight
+4.69%
+ Movement and latency lowered the DPS of Frost Death Knight by 13.59%.
+ Movement and latency lowered the DPS of Outlaw Rogue by 18.28%.
When introducing occasional movement and real-world latency, Frost Death Knights were less affected with a 13.59% decrease in DPS, whereas Outlaw Rogues suffered a higher loss of 18.28% DPS.
Outlaw Rogue
When evaluating abilities used during boss encounters, Outlaw Rogues had fewer damaging abilities in total, indicating a potentially less complex rotation.
The comparisons above highlight some of the key differences between Frost Death Knight and Outlaw Rogue in the current meta, which can hopefully help you determine which spec to play or group up with.