I compared McDonald's Big Arch and Big Mac burgers. The Big Arch put the chain's signature burger to shame.

I compared McDonald's Big Arch and Big Mac burgers. I preferred the newer burger. Erin McDowell/Business Insider I tried McDonald's new Big Arch burger and compared it to the iconic Big Mac. I was shocked at how much bigger the Big Arch was for a slightly higher price. I just wish the Big Arch had some fresher ingredients to cut through the savory onions and cheese. McDonald's just dropped a supersized new burger, and it's coming for the Big Mac. The Big Arch, which was released on March 3 ...