The two watches look the same, but there are some subtle differences you won't notice until you actually use each watch.
Apple Watch Ultra 2 vs. Apple Watch Ultra: What's new and different?
Apple Watch Ultra 2 Review
Apple Watch Ultra 2 vs. Apple Watch Ultra: Comparing Each Rugged Watch - CNET
Apple Watch Series 9 and Ultra 2 review: faster chips and brighter screens, Apple Watch
Apple Watch Ultra 2 Review
Apple Watch Series 9 and Ultra 2: The MacStories Overview - MacStories
Apple Watch Series 9 vs. Ultra 2: Don't Get the Wrong One - CNET
Apple Watch Ultra 2 Review: Still the Best Apple Watch - Tech Advisor
Apple Watch Ultra 2 Hands-On: It's All About That Bright Screen - CNET
Apple Watch Ultra 2 In-Depth Review: Focused Sports Progress
Apple Watch Ultra 2 [GPS + Cellular 49mm] Smartwatch with Rugged Titanium Case & White Ocean Band. Fitness Tracker, Precision GPS, Action Button, Extra-Long Battery Life, Bright Retina Display : Cell