| 
                         Feature 
                       | 
                      
                         Excel VLOOKUP 
                       | 
                      
                         MEMLOOKUP 
                       | 
                      
                         AVLOOKUP family 
                       | 
                    
                    
                      | 
                         Sort Default 
                       | 
                      
                         Ascending 
                       | 
                      
                         Not Sorted 
                       | 
                      
                         Not Sorted 
                       | 
                    
                    
                      | 
                         Default Match Type 
                       | 
                      
                         Approx 
                       | 
                      
                         Exact 
                       | 
                      
                         Exact 
                       | 
                    
                    
                      | 
                         Linear Search 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Approx Binary Search 
                       | 
                      
                         Yes 
                       | 
                      
                         No 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Exact Binary Search 
                       | 
                      
                         No 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Re-usable Lookup Memory (Row) 
                       | 
                      
                         No 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Re-usable Lookup Memory (Col) 
                       | 
                      
                         No 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Re-usable Lookup Memory (Cell) 
                       | 
                      
                         No 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Multi-Threaded 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Horizontal Lookup 
                       | 
                      
                         HLOOKUP 
                       | 
                      
                         Option 
                       | 
                      
                         Vertical only 
                       | 
                    
                    
                      | 
                         Array, Expression or Range 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Lookup Any Column 
                       | 
                      
                         No 
                       | 
                      
                         No 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Use Column Labels or Numbers 
                       | 
                      
                         No 
                       | 
                      
                         No 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Multiple Lookup Columns (AND) 
                       | 
                      
                         No 
                       | 
                      
                         No 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Multiple Lookup Rows (OR) 
                       | 
                      
                         No 
                       | 
                      
                         No 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Multiple Answer Columns 
                       | 
                      
                         No 
                       | 
                      
                         No 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Return First, Last or Nth Match 
                       | 
                      
                         No 
                       | 
                      
                         No 
                       | 
                      
                         AVLOOKUPNTH 
                       | 
                    
                    
                      | 
                         2 Dimensional Lookup 
                       | 
                      
                         INDEX(…,…)) 
                       | 
                      
                         INDEX(…,…) 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Return All Matches 
                       | 
                      
                         No 
                       | 
                      
                         No 
                       | 
                      
                         AVLOOKUPS2 
                       | 
                    
                    
                      | 
                         No Match Error-handling 
                       | 
                      
                         IFERROR() 
                       | 
                      
                         IFERROR() 
                       | 
                      
                         Built-in option 
                       | 
                    
                    
                      | 
                         Compare Lists 
                       | 
                      
                         V Slow 
                       | 
                      
                         Faster 
                       | 
                      
                         Super-Fast (COMPARE.LISTS) 
                       | 
                    
                    
                      | 
                         Wild Card Text Match 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                      
                         Yes 
                       | 
                    
                    
                      | 
                         Case-Sensitive Match 
                       | 
                      
                         No 
                       | 
                      
                         No 
                       | 
                      
                         Case.AVLOOKUP2 
                       | 
                    
                    
                      | 
                         Regular Expression Text Match 
                       | 
                      
                         No 
                       | 
                      
                         No 
                       | 
                      
                         Rgx.AVLOOKUP2… 
                       |