# Tag: 5G

- [Vivo Outpaces TIM as Brazil’s Telecom Battle Shifts From Scale to Execution](https://brazilstockguide.com/insights/vivo-tim-second-quarter-results-brazil-telecom/) (2026-07-28): Telefônica Brasil is expanding through fiber, digital services and deleveraging, while TIM continues to deliver superior operating margins with a more focused business model.
- [TIM Activates 5G in Antarctica to Boost Brazil’s Scientific Presence](https://brazilstockguide.com/insights/tim-activates-5g-in-antarctica-to-boost-brazils-scientific-presence/) (2025-11-27): Deployment expands connectivity at Brazil’s Comandante Ferraz Station as TIM announces documentary series on local research efforts.