Mobile Broadband Quality and Traffic Highlights
Mobile Quality
Interested in understanding the geographic areas where smartphone users face challenges accessing robust 4G/5G mobile broadband signals essential for remote work, education, and telemedicine?
• Este estudo identificou entre 190.452 e 464.283 blocos sem conectividade (Zonas Mortas, também conhecidas como Not-Spots), dependendo do grau de sobreposição. Isso representa entre 30% e 72% da quantidade única de blocos (localidades com ao menos uma leitura de qualidade de qualquer operadora incluída no estudo).
• Foram identificados entre 155.942 e 359.905 blocos sub-conectados, também a depender do grau de sobreposição. Isso representa entre 24% e 56% da quantidade única de blocos.
• Camadas de dados sobre Qualidade da Banda Larga Móvel, incluindo localidades sub-conectadas onde usuários enfrentam serviços deficientes em redes 4G, estão disponíveis para exportação em formato CSV. Coordenadas e mapeamento das Zonas Mortas estão acessíveis na plataforma Crowd SiteIntel da M2.
• A TIM possui a maior porcentagem de localidades conectadas, com 36%, enquanto as demais operadoras reportaram 29% cada.
• A TIM apresenta, sem arredondamento, a menor porcentagem de localidades sub-conectadas no conjunto de dados.
• A Claro registra a maior porcentagem de localidades em Zonas Mortas, com 42%, enquanto as demais operadoras variam entre 35% e 39%.
Mobile Broadband Traffic:
How often are mobile phone users connecting on 4G, 5G-SA, and 5G-NSA, as opposed to connecting on 2G and 3G, or receiving No Signal whatsoever?
Unlike other mobile traffic metrics, M2’s analysis does not take payload into consideration because of its potential to bias the analysis (faster networks allow greater data flow). We focus solely on the percentage of measurements categorized by network connection type and the associated cell identities with those measurements from the M2 dataset. Our Cell ID counts are the count of unique Cell IDs by Mobile Network Operator (MNO), Network Type, and Country from our crowdsourced dataset.
Table 4: United Kingdom QoE Location Percentages by MNO

Key Findings for Table 4.
• Table 1 displays the number of unique Cell IDs newly observed between January and June 2025. As a reference, historically observed Cell IDs dating 18 months prior to December 2024 are also included. Newly observed Cell IDs can be attributed to either new hardware deployed by MNOs or an expansion in the footprint of our dataset.
• M2’s dataset for the 1st half of 2025 contains 76,892 newly observed 4G/5G mobile broadband Cell IDs. A more in-depth view of the Cell IDs and their associated details by location over time can be visualized on M2's Crowd SiteIntel platform.
• No significant progress has been detected towards increasing deployment on the 5G-SA network.
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O algoritmo proprietário de Qualidade da Banda Larga Móvel da M2 avalia de forma abrangente diversos fatores, incluindo intensidade e qualidade de sinal, além de throughput, nas seguintes categorias:
Área de cobertura dos serviços 4G/5G de cada operadora nacional;
Área de cobertura com apenas 2G/3G de cada operadora;
Áreas com atividade móvel, mas sem detecção de serviço por parte do dispositivo.
No conjunto de dados da M2, cada bloco de 1 km com atividade móvel é avaliado quanto ao caso de uso móvel mais avançado que pode suportar, sendo classificado como Conectado, Sub-Conectado ou Não Conectado.

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The M2 Crowdsourced Data, which has been developed, collected, aggregated, assembled, formatted, and supplied by M2 through the application of methods and standards of judgment developed and applied through the expenditure of substantial time, effort, and money, constitute confidential and valuable industrial property and trade secrets, and are protected by United States copyright laws and international treaty provisions as well as other intellectual property laws and treaties. All title and copyrights in and to the M2 Crowdsourced Data and any accompanying printed materials are owned by M2.
The M2 Crowdsourced Data may not be used as a component of or as a basis for any material offered for sale, license, subscription, or promotion.
M2Catalyst, LLC also retains full ownership of this M2 Mobile Broadband Quality report, encompassing all intellectual property rights, data, content, graphs, and analysis. Unauthorized quoting, reproduction, distribution, or publication for commercial use is prohibited without M2Catalyst's prior written approval. Journalists wishing to cite information from our reports must provide clear source attribution and secure prior written consent from M2Catalyst. For further information or clarification, please contact us at info@m2catalyst.com.
Learn more about the methodology for this report.

