The most consequential difference in this group is the light source. The Anker Nebula X1 uses a laser light source, while the BenQ W2720i relies on a conventional lamp. Both share an identical rated lamp life of 30,000 hours in eco mode, but achieving that longevity through a laser engine is generally a more robust and consistent path — laser output degrades more gradually over time compared to traditional lamps, which can dim noticeably well before their rated end-of-life. This gives the X1 a meaningful long-term reliability edge despite the identical figure on paper.
Form factor tells a very different story between these two. The X1 is substantially more compact, with a volume of roughly 12,877 cm³ compared to the W2720i's 18,228 cm³ — nearly 42% larger. The W2720i's wide, low-slung footprint (420 mm wide, 140 mm tall) is typical of home cinema projectors designed to sit permanently on a shelf or cabinet, while the X1's taller, narrower chassis makes it easier to reposition or store. Weight is nearly a wash at 6,200 g vs 6,500 g, so neither unit qualifies as truly portable, but the X1's more manageable geometry gives it a slight practical advantage for flexible placement.
Both projectors offer a dedicated smartphone app, putting them on equal footing for remote control and mobile integration. Overall, the X1 holds a clear edge in this group: its laser light source is a technically superior foundation, and its significantly smaller footprint adds real-world flexibility — without sacrificing anything in lamp life or smart-device connectivity.