(Image credit: Tom's Guide) The Galaxy S26 Ultra is Samsung's top-of-the-line smartphone. From its built-in privacy display to its unique AI features, it's our top pick in Samsung's S series lineup. For a limited time, you can get the unlocked Samsung Galaxy S26 Ultra for just $999 at Amazon . That's the cheapest price I've seen to date on Samsung's flagship phone and one of the best unlocked cell phone deals this week. There are a lot of reasons to like the Galaxy S26 Ultra. For starters, it packs the biggest screen, largest battery, and most horsepower of the entire Galaxy S lineup. You get a 6.9-inch 3120 x 1440 AMOLED display w/ 120Hz refresh, Snapdragon 8 Elite Gen 5 CPU, 12GB of RAM, and 256GB of storage. You also get a 200MP main (f/1.4), 50MP ultra wide (f/1.9), 10MP (f/2.4) telephoto w/3x optical zoom, and a 50MP (f/2.9) telephoto w/5x optical zoom. On the front there's a 12MP (f/2.2) lens and you also get a 5,000 mAh battery.…