Did Madara really lose to Hashirama on purpose?

no he didn’t. and Hashi is just that Op plus he can control Kurama easily. Madara fully intended to have one final fight with Hashirama to the death:in his eyes, the guy lost his village and even his own family to Hashirama and he was very angered by this.

Why did Madara wait for Hashirama?

When the hokages arrives on the battlefield, Madara senses that Hashirama has elsewhere been brought back to life. Excited at the prospect of fighting his rival again, Madara eagerly awaits his arrival, but he was told to wait by Hashirama since he and the other Hokage had to stop the Ten-Tails first.

Why was Hashirama revived?

He was not revived, he was just reanimated along with Madara. Reanimated Hashirama would be 20\% weaker than the living body. The reanimated Madara have Hashirama’s cells as well as Rinnegan even if it is fake. Madara already surpassed Hashirama long ago since he obtained the Rinnegan after mixing his chakra with Hashirama’s chakra.

Why is Madara so much stronger than Hashirama?

It’s simply because Hashirama was revived weaker than his alive, prime state while Madara was revived stronger than his alive, prime state. Hashirama was purely an edo, meaning he was the same shinobi that he once was while being slightly weaker than the real thing. Madara on the other hand is different.

Did Hashirama use sage mode to kill Madara?

In the event that Hashirama did use Sage Mode or Tobirama managed to catch a glimpse or sense something that even remotely resembled Madara, it can easily been passed off as a mistake. Because in their eyes, there was no denying it. Madara’s Shadow Clone Corpse was there, He was dead.

Why doesn’t Kabuto use his Jutsus like Orochimaru?

Let’s get this out of the way, Kabuto’s Edo tensei was superior to Orochimaru and hence his Madara summon was stronger than what he would’ve been from Orochimaru’s Edo tensei. That’s why, you don’t see him using some of his strongest jutsus. But the main reason, is that Edo Madara had rinnegan. And wood release. And sage mode.

https://www.youtube.com/watch?v=Ol3nydNyoew