The Galaxy Watch Ultra 2 could come with several hardware and software upgrades over the original Galaxy Watch Ultra, which launched two years ago. Besides a more powerful chip and more advanced health and fitness features, it could also have a substantially brighter display.Galaxy Watch Ultra 2 could have a 5,000-nit OLED screen and better durabilityTipster Ice Universe posted on Weibo that the Galaxy Watch Ultra 2 features an upgraded screen that can reach a peak brightness of up to 5,000 nits. It isnât clear whether the smartwatch uses an OLED or a Micro LED panel, but the former seems more likely.Its size (1.5 inches), resolution (480 x 480 pixels), and pixel density (327ppi) are expected to remain the same as those of its predecessor. It could also use Samsung Displayâs on-cell film (OCF) technology that was showcased at the MWC 2025 exposition last year. Samsung Display's new OLED panel with On-Cell Film (OCF) technology – Source: Samsung Display The tipster also claimed that the Galaxy Watch Ultra 2 features an IP69K rating for dust and water resistance. That would be an upgrade over the Galaxy Watch Ultraâs IP68 rating. An IP69K rating means the device is completely dust-tight and highly resistant to close-range, high-pressure, and high-temperature water jets.The device is expected to use Qualcomm's Snapdragon Wear Elite chip and an 800mAh battery. It could run Wear OS 7-based One UI 9 Watch software out of the box. Samsung could launch several official watch strap options for it.Galaxy Z Flip 8, Z Fold 8, and Z Fold 8 Ultra upgradesThe Galaxy Z Fold 8 Ultra is also expected to feature an upgraded display. It reportedly offers a peak brightness of up to 3,600 nits for better visibility under direct sunlight. However, it is said to miss out on the Privacy Display feature, S Pen support, and a newer OLED emissive material.The Galaxy Z Flip 8, Galaxy Z Fold 8, and Galaxy Z Fold 8 Ultra are also rumored to support 45W fast charging.