Apple Watch Series 12 vs Ultra 4: Is 50-Hour Battery Life Worth $400 More? - TechRepublic
Apple Watch Series 12 and Ultra 4 share the same core health platform, but Ultra 4 adds longer battery life, tougher hardware, and more advanced outdoor features. Images: Apple
Apple Watch Ultra 4 doubles down on battery life and rugged features, but Series 12 keeps the same core health platform for $400 less.
Sep 15, 2026
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Apple Watch Ultra 4 stretches battery life far beyond the Series 12, but the extra endurance comes with a $400 jump in starting price. The two watches otherwise share Apple’s S11 chip and the same new optical and electrical heart-sensor system.
The $799 Ultra 4 is built for longer stretches away from a charger, with dual-frequency GPS, satellite connectivity, tougher hardware, and...
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