Given that Tobi has a powerup now don't let most of these Doujutsu fanboys mock you.
She is the strongest female ninja in this series and doesn't need a supercool bloodline or crazy eyes.
Given she had time to prepare, on the new battlefield tobi had time to prepare so the tides are turned but Konan is an amazing ninja, and one of two (The other being Minato who is well, yondaime hokage) to truly injure tobi which truly is a feat regardless of how she did it.
She is quite the badass and has been shown to even use her own weaknesses against her opponents. As the Aburame said, "Be careful with this one, she's powerful,"