SBAC vs DUOL Comparison

SBA Communications owns and operates almost 40,000 cell towers throughout North America, South America, and Africa. It leases space on its towers to wireless service providers, which install equipment on the towers to support their wireless networks. The company has a very concentrated customer base, with most revenue in each market being generated by just the top few mobile carriers. It owns more than 17,000 towers in the US, which accounted for about 70% of the company's total revenue in 2023. Internationally, SBA's greatest presence is in Brazil, where it operates roughly 10,000 towers. SBA operates as a real estate investment trust.

Duolingo Inc is a technology company that develops a mobile learning platform to learn languages and is the top-grossing app in the Education category on both Google Play and the Apple App Store. Its products are powered by sophisticated data analytics and artificial intelligence and delivered with class art, animation, and design to make it easier for learners to stay motivated master new material, and achieve their learning goals. Its solutions include the Duolingo Language Learning App, Super Duolingo, Duolingo English Test: AI-Driven Language Assessment, Duolingo For Schools, Duolingo ABC, and Duolingo Math. It has four predominant sources of revenue; time-based subscriptions, in-app advertising placement by third parties, and the Duolingo English Test, and In-App Purchases.