Side-by-side comparison of AI visibility scores, market position, and capabilities
California aerospace company developing Duality electric adaptive engine for supersonic trans-Pacific flight; $27.1M raised in 2025 from a16z, Lowercarbon, and United Airlines Ventures as YC W24 company.
Astro Mechanica is a Sebastopol, California-based aerospace company developing the Duality — an electric adaptive engine for supersonic commercial aviation — targeting viable trans-Pacific supersonic flight at commercially sustainable operating costs. Founded in 2020 and backed by Y Combinator (W24) with $27.6 million total raised including a $27.1 million round in April 2025 co-led by Andreessen Horowitz, Lowercarbon Capital, Giant Step, United Airlines Ventures, and Neo, Astro Mechanica's 23-person team aims to demonstrate trans-Pacific supersonic flight within three years.
€75.9B revenue FY2024 (+3% comparable); Q3 FY2025 €19.4B (+5% comparable); 3-7% comparable growth expected FY2025; automation business recovering Q3; manufacturing automation leader
Siemens is a German technology and industrial conglomerate founded in 1847 by Werner von Siemens, one of the oldest and most broadly diversified technology companies in the world. Today the company's focus is concentrated in two high-growth segments: Digital Industries, which provides automation, industrial software, and manufacturing execution systems; and Smart Infrastructure, which delivers grid technology, building automation, and electrification solutions. Siemens' core technology platform, the Siemens Xcelerator open digital business ecosystem, connects hardware, software, and services into an integrated industrial AI and automation layer.\n\nSiemens' product and solutions portfolio spans factory automation (PLCs, drives, robots), simulation and digital twin software (through Siemens EDA and Siemens Opcenter), building management systems, power grid components, and electrification infrastructure. Its industrial software business — including the NX CAD/CAM suite, Teamcenter PLM, and MindSphere industrial IoT platform — serves aerospace, automotive, electronics, and energy companies managing the complexity of modern product development and manufacturing operations.\n\nSiemens generated €75.9B in revenue in FY2024, a 3% increase, and reported €19.4B in Q3 FY2025 revenue, up 5%. The company has positioned itself as a leader in the industrial AI and automation megatrend, investing heavily in AI-augmented manufacturing tools and smart grid technology needed to support the global energy transition. With a $100B+ market capitalization and deep relationships across global industry, Siemens is well positioned to capture the digitization and electrification capex cycle accelerating through the late 2020s.
Astro Mechanica vs
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