The Apple Watch Ultra 3 and Huawei Watch 5 42mm differ in several key design specifications. The Apple Watch Ultra 3 features a larger screen size of 1.98″, compared to the 1.38″ display of the Huawei Watch 5 42mm. Both watches use an OLED/AMOLED display type, and both support an Always-On Display. The Apple Watch Ultra 3 has a pixel density of 326 ppi, while the Huawei Watch 5 42mm has a slightly higher pixel density of 338 ppi. In terms of resolution, the Apple Watch Ultra 3 offers 422 x 514 px, while the Huawei Watch 5 42mm has a resolution of 466 x 466 px, offering a higher resolution despite the smaller screen size.
Regarding water resistance, the Apple Watch Ultra 3 is rated for 10 ATM and a waterproof depth of 100 m, while the Huawei Watch 5 42mm has a lower rating of 5 ATM and a waterproof depth of 40 m. However, the Huawei Watch 5 42mm has an IP68 ingress protection rating, compared to the IPX6 rating of the Apple Watch Ultra 3, suggesting better dust and water protection for the Huawei device. Both watches have replaceable bands and include sapphire glass displays, but neither has branded damage-resistant glass.
In terms of physical dimensions, the Apple Watch Ultra 3 is slightly larger, with a thickness of 12 mm, weight of 61.8 g, and a height of 49 mm, compared to the Huawei Watch 5 42mm's 10.5 mm thickness, 51 g weight, and 42.5 mm height. Both watches operate in a temperature range of -20 °C to 55 °C. The Apple Watch Ultra 3 has a larger volume of 25.872 cm³, while the Huawei Watch 5 42mm is more compact with a volume of 18.7425 cm³.