Faulty comparisons

In illogical comparisons, the writer uses a faulty structure, which often leaves out a key element or idea.

• Illogical: The blender at this store is cheaper than the other store. [The blender costs less than a store?]
• Logical: The blender at this store is cheaper than the one at the other store.

• Illogical: I think green cleaning products perform as well, or better, than traditional ones. [As well than?]
• Logical: I think green cleaning products perform as well as, or better than, traditional ones.

• Illogical: Unlike Consuela, Devon's cooking is bland. [Consuela is not like Devon's cooking? Should she be?]
• Logical: Unlike Consuela's cooking, Devon's is bland.
  OR
  Logical: Unlike Consuela, Devon cooks bland foods.

• Illogical: Pepe eats more than anyone I know. [I know Pepe, so he can't eat more than anyone I know!]
• Logical: Pepe eats more than anyone else I know.

In unclear comparisons, the reader can't tell what or who is being compared.

• Unclear: Greta paid a lower price for the concert tickets. [Lower than somebody else paid? Lower than she paid for something else?]
• Clear: Greta paid a lower price for the concert tickets than Abdul did.
  OR
  Clear: Greta paid a lower price for the concert tickets than for the tickets to the play.

• Unclear: Fred sees Joanne more often than Naomi. [Does Fred see Naomi? Or does Naomi see Joanne?]
• Clear: Fred sees Joanne more often than he sees Naomi.
  OR
  Clear: Fred sees Joanne more often than Naomi does.