Object Comparisons in Cost Object Controlling 
The report category Object Comparisons in Cost Object Controlling contains reports that compare two objects, such as two orders:
Product Cost by Period
Order versus Order Plan/Actual Comparison
Summarization Hierarchy versus Summarization Hierarchy – Plan/Actual Comparison
Product Cost by Order
Material Cost Estimate versus Preliminary Order Cost Estimate
Order versus Order Plan/Actual Comparison
Summarization Hierarchy versus Summarization Hierarchy -Plan/Actual Comparison
Costs for Intangible Goods and Services
Order versus Order Plan/Actual Comparison
Summarization Hierarchy versus Summarization Hierarchy -Plan/Actual Comparison