Core Viewpoint - The smartphone industry is increasingly focused on ultra-thin designs, with major players like Apple, Samsung, and Lenovo launching new models that emphasize lightweight and slim profiles, potentially impacting consumer preferences and market dynamics [1][4]. Group 1: Product Specifications - Apple's iPhone Air measures only 5.6mm thick, while Samsung's Galaxy S25 Edge is 5.8mm thick, and Lenovo's upcoming moto X70 Air is expected to be under 6mm, possibly around 5.5mm [4]. - The moto X70 Air will feature a pure flat screen, available in white, gray, and green colors, and will maintain a distinctive camera design consistent with the Moto series [6]. - The new device will include a dedicated Moto AI function button for quick access to AI services, similar to Apple's Action button, enhancing user convenience [8]. - The moto X70 Air is expected to house a 4800mAh battery with 68W fast charging, outperforming the Galaxy S25 Edge's 3900mAh and iPhone Air's 3149mAh batteries [9]. - It will feature a rear triple-camera system with a 50MP main sensor, 2.0-micron pixel size, 120-degree ultra-wide angle, and optical image stabilization [11]. Group 2: Market Context and Consumer Preferences - Despite the focus on ultra-thin designs, consumer preference for durability, practicality, and cost-effectiveness may hinder the success of these models, as indicated by low preference rates for the iPhone Air in the U.S. market [14][15]. - The high starting prices of these ultra-thin models, such as the iPhone Air at 7999 RMB for the 256GB version and the Galaxy S25 Edge at approximately 8600 RMB, may limit their appeal [15]. - Concerns about the durability of ultra-thin smartphones, along with potential compromises in battery life and overall functionality, suggest that manufacturers need to balance design with practical user needs to avoid alienating consumers [17].

Core Insights - Apple has introduced the concept of "Plateau" in the design of the iPhone 17 Pro and iPhone Air, indicating a significant structural change in the devices [1][3][4] Design and Structure - The iPhone Air features a new horizontal motherboard layout, moving away from the traditional vertical design, which is more common in Android devices [6] - The iPhone Air's internal structure allows for approximately 60% of its space to be occupied by the battery, which is rated at 3149mAh [4][8] - The iPhone 17 Pro adopts a similar three-segment layout for its internal components, focusing on improved heat dissipation and user experience [30][42] Engineering Innovations - The iPhone Air utilizes a new voltage-sensitive adhesive for easier battery removal, enhancing repairability compared to previous models [13][22] - The iPhone 17 Pro incorporates a vapor chamber cooling system, with the Pro Max version having a larger area for heat dissipation compared to the standard Pro model [36][38] Performance and Usability - The iPhone 17 Pro has a battery capacity increase of 406mAh compared to its predecessor, although the overall battery area has not significantly changed [32] - The design changes in both models reflect a shift towards prioritizing user experience and performance over aesthetic considerations [50][52] Future Implications - The engineering advancements seen in the iPhone Air and iPhone 17 Pro are expected to influence future models, including the anticipated foldable iPhone [49][52]