RIO DE JANEIRO, BRAZIL - Opensignal released a new report about the quality of 3G and 4G networks in Brazil: Claro ranked first for download and upload speed, as well as offering the best experience in video streaming and VoIP calls via WhatsApp and Facebook Messenger.

Meanwhile, TIM has the highest availability of 4G signal and less latency in cell phone internet.

The Opensignal report takes into account the 5.16 billion measurements taken by users on four million devices between September and November 2019. It focuses on the four major operators - TIM, Vivo, Claro and Oi - but also examines the . . .

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