Opensignal is the independent global standard for analyzing consumers' connectivity experiences. Our industry reports are the definitive guide to understanding what happens when people use their mobile and broadband connections in their daily life.
Opensignal is the independent global standard for analyzing consumers' connectivity experiences. Our industry reports are the definitive guide to understanding what happens when people use their mobile and broadband connections in their daily life.
Vivo wins the awards for both Download and Upload Speeds. It does this with a Download Speed result of 114.8Mbps, over 18Mbps faster than the next placed operator. For Upload Speed Experience, Vivo also places top, with a score of 67.2Mbps.
Our users on Nio see a Reliability Experience that scores 547 on a 100-1000 point scale. Nio is narrowly ahead, with second-placed Vivo just behind at 541 points. Reliability Experience measures the ability of a household to successfully connect to the internet, and then complete a range of tasks across multiple devices.
TIM and Nio score 74.1% for Broadband Consistent Quality, placing them as the joint winners for this metric. Broadband Consistent Quality measures how often a connection is suitable for a range of common applications — measuring from the perspective of a single device once connectivity is established.
In all 10 of the cities included in this report, Vivo users experience the fastest download speeds. In half of these markets, Vivo wins the award outright — while in the other half it ties with other providers. In Brasília, Manaus and Salvador the operator ties with TIM, while in Recife it ties with both TIM and Claro, and in Goiânia it is a four-way tie with Claro, Nio and TIM.
TIM takes the lead for Consistent Quality in six of the 10 cities, including outright wins in Manaus, Recife, Salvador and São Paulo, and joint wins in Brasília (Giga+Fibra) and Goiâna (Nio). As TIM does not meet our inclusion thresholds in three of the other cities, this means it wins for Consistent Quality in all but one (Rio de Janeiro) of the markets where it is included.
National providers take home the majority of wins across the 10 cities included in this report. However, some regional operators do rise to the top. Among these is Brisanet, which wins for Consistent Quality and Reliability in Fortaleza, as well as tying for Upload Speed in the same market. It also ties with TIM for Reliability Experience in Recife.
Fixed broadband continues to grow in Brazil. As of December 2024, there were over 52.5 million reported fixed broadband lines, up 8% compared to December 2023. According to TeleGeography, Brazil finished 2024 with a household penetration rate of 57%, well below the regional average for Latin America.
What is clear is that the market is still growing. A key driver for this growth is TV based Internet usage. 53.5% of Brazilian users now access the internet from their TVs — more than those using a computer — and this figure has grown 3.7 percentage points in the 2023-2024 period. This growth in streaming services has led to Brazil becoming the second-largest market for Netflix, and being touted as a “streaming powerhouse”.
This rising demand for bandwidth-heavy applications like video has accelerated the need for fiber. As of July 2025, Anatel data shows that 78% of connections were fiber. However, there remain significant underserved areas, particularly outside of major cities, where fiber is still needed.
At the same time, market dynamics are evolving. Brazil’s fixed broadband market is extremely fragmented. Estimates suggest there are 10,000 to 19,000 internet service providers (ISPs). Smaller providers (Prestadoras de Pequeno Porte or PPPs) now combine to control 57.0% of the market as of Q2 2025. In large part, this is the result of these smaller providers pushing fiber into midsize interior cities. These cities are traditionally underserved by the larger national providers, however PPPs have been able to step in to fill the gap. PPPs have benefited from a number of regulatory incentives, including regulated prices for wholesale access in some areas, and reducing the regulatory burden on smaller operators leading to lower operating costs. As such, it has been easier for PPPs to deploy service in areas that might be more economically challenging for the larger providers.
However, despite the success of many PPPs, consolidation is happening. Larger groups are now acquiring smaller players to gain scale. In May 2025, Brasil TecPar acquired three regional operators – ALLREDE, Sempre Internet and OnNet. This is in addition to the over 25 acquisitions the operator had already made since 2021. Meanwhile, Giga+Fibra (under the Alloha Fibra group) began 2025 with nearly R$800 million available to acquire more small providers. This move was situated as a bet that sooner or later, consolidation is coming to the ISP landscape.
These moves also reflect the growing pressure of upcoming changes that will make it harder for PPPs to survive independently. Anatel is becoming stricter, beginning with extremely small providers. New rules now require licenses for very small ISPs with fewer than 5,000 subscribers, which were previously exempt. However, the bigger challenge for PPPs across the board likely comes from changes in taxation, as Norma no. 4 is phased out. The change clarifies that fixed broadband access is not a Value Added Service (SVA), and should now be characterized as a Multimedia Communication Service (SCM). This will increase the tax burden on regional operators, which will likely now have to pay additional state taxes in some states. Operators have until January 1st, 2027 to prepare for this change.
Wholesale neutral host networks play an important role in facilitating and sustaining this landscape. To date, all providers have benefited from neutral host networks such as V.tal, FiBrasil, and I-Systems. These companies offer wholesale open-access infrastructure, which allow both large and small ISPs to serve customers without building full infrastructure themselves.
But here too we see consolidation. While many of these neutral host networks were built as joint ventures, ISPs are now showing interest in regaining majority ownership. Telefónica now holds a majority stake in FiBrasil. Meanwhile, news in August suggests that TIM is considering acquiring IHS Towers’ stake in I-Systems. Such a move would make it the full owner of the neutral host network. As the tax differentiation between providing broadband access and operating the underlying fiber infrastructure is phased out, it likely makes owning the underlying fiber network more appealing to fixed broadband providers.
Taken together, these shifts — from rapid growth to slower saturation, from fragmentation to consolidation, and from incentives to tighter regulation — show that Brazil’s fixed broadband market is entering a new, more mature phase. In this next phase, competition shifts from land-grab to service quality. Meanwhile, consolidation seeks scale efficiencies and rural gaps persist. Against this backdrop, network experience — consistency, speed, video and reliability — becomes the key differentiator that we examine in this report.
In this report, Opensignal looks at the real-world fixed broadband experience of our users across Brazil, as well as in the 10 largest cities by population. We measure five aspects of user experience: Consistent Quality, Download Speed, Upload Speed, Video Experience, and Reliability.
In our national comparisons we focus on the providers which are also recognised by Anatel as the “big” providers in the market — Claro, Vivo, Nio (previously Oi) and TIM — which have the largest population coverage. We then include smaller players in our city breakdowns, where they offer significant population coverage and a representative market share.
This report analyzes the end-to-end real-world situation across all users’ plans which includes transport over a provider’s core network and connectivity onto the sites and content delivery networks that host popular services, apps and websites. A user’s fixed broadband experience is also affected by the router they are using. Therefore, broadband providers’ scores vary, despite the use of shared wholesale networks. Our data is filtered to exclude readings from devices connected to Wi-Fi hotspots.
Opensignal's Broadband Reliability Experience measures the ability of a household to connect to the internet and to successfully complete 'uninterrupted' tasks across multiple devices, encompassing work and recreational activities. While Reliability incorporates and expands upon elements akin to Broadband Consistent Quality, it uniquely includes assessments of initial connectivity and continuous completion of tasks, making it more comprehensive in scenarios involving multiple simultaneous connections.
Broadband Consistent Quality measures how often a network, from the perspective of a single device once connectivity is established, meets the requirements for common applications. Broadband Consistent Quality uses six key performance indicators: download and upload speeds, latency, jitter, packet loss, and time to first byte, setting thresholds appropriate for individual rather than multiple device usage. Metrics represent the percentage of users’ tests meeting these performance thresholds to support activities like watching HD video, completing group video calls, and gaming across all hours of the day.
Measured in Mbps, Broadband Download Speed represents the typical everyday speeds a user experiences across a provider’s network.
Measured in Mbps, Broadband Upload Speed measures the average upload speeds for each internet service provider observed by our users across their fixed networks. Typically, upload speeds are slower than download speeds, but this often depends on the technology used for broadband connections.
Opensignal’s adaptive video experience quantifies the quality of video streamed to mobile devices by measuring real-world video streams over an operator's network. The metric measures users’ adaptive video experience using a Mean Opinion Score (MOS) approach inspired by International Telecommunication Union (ITU) studies which have derived a relationship between technical parameters of adaptive bitrate video streaming and the perceived video experience as reported by real people.
The videos tested are streamed directly from the world’s largest video content providers and include a wide selection of resolutions that dynamically match the network conditions, available bandwidth and device performance. Resolutions range from 144p to 2160p, which is also called 4K or UHD (Ultra High Definition). The model calculates a MOS score on a 0 to 100 scale by evaluating a number of parameters, including: the time to start playing the video, the quality of the video, the time playing each resolution, and the time spent re-buffering.
Collecting billions of individual measurements daily from over 100 million devices globally, Opensignal independently analyzes mobile and broadband user experience on every major network operator around the globe.
Opensignal is the leading global provider of independent insights into consumers' connectivity experiences and choice of carrier. Our proprietary insights into mobile and broadband networks give operators the solutions they need to profitably compete and win, from executive level scorecards and public validation to pin-point level engineering analytics and consumer decision dynamics.
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For every metric we calculate statistical confidence intervals indicated on our graphs. When confidence intervals overlap, our measured results are too close to declare a winner. In those cases, we show a statistical draw. For this reason, some metrics have multiple operator winners.
In our bar graphs we represent confidence intervals as boundaries on either sides of graph bars.
In our supporting-metric charts we show confidence intervals as +/- numerical values.
Why confidence intervals are vital in analyzing mobile network experience