TIM S.A. network coverage across Brazil as of 2026

TIM Brazil Review: Coverage & Performance In Brazil 2026

Brazil's third-largest mobile carrier TIM S.A. delivers 4G service across 100% of the country's 5,570 municipalities, operates 5G in more than 700 cities, and serves 61.97 million subscribers as of Q4 2025. OpenSignal ranks TIM first in seven of 14 network experience categories in its January 2026 Brazil Mobile Network Experience Report, including Consistent Quality for the third consecutive time.

Introduction

Brazil's pioneering 4G-universal-coverage mobile operator TIM S.A. (full corporate name: TIM Brasil Serviços e Participações S.A.) operates as a subsidiary of Italy-headquartered TIM S.p.A., holds a 22.9% mobile market share, and serves 61.97 million subscribers across all 26 states and the Federal District as of Q4 2025, according to the TIM Investor Relations Profile published February 2026.

TIM S.A. delivers Brazil's widest 4G footprint and leads overall mobile network experience in the country, making it the strongest choice for travelers and residents who prioritize consistent connectivity across both urban centers and rural municipalities. OpenSignal's January 2026 Brazil Mobile Network Experience Report places TIM first in Consistent Quality, Video Experience, and Availability among the four major operators — Vivo, Claro, TIM, and Oi — confirming its network quality leadership despite ranking third in overall subscriber share.

This review covers TIM S.A.'s 4G and 5G coverage percentages, real-world download and upload speeds in São Paulo, Rio de Janeiro, and Brasília, customer service channels and satisfaction scores, key mobile app features, eSIM support, international roaming availability, and a side-by-side comparison with Vivo and Claro.

Network Coverage And Performance

TIM S.A. covers 100% of Brazil's municipalities with 4G service and delivers 5G connectivity across more than 700 cities as of Q1 2025. The operator became the first and only carrier to achieve 4G presence in all 5,570 Brazilian municipalities — including rural areas — a milestone it reached in 2022, according to the TIM Investor Relations Profile published February 2026. TIM's network infrastructure spans approximately 30,000 active sites and 180,000 kilometers of fiber optic cable across the country.

Nokia's partnership with TIM, announced in August 2024, expanded 5G RAN coverage across 15 Brazilian states beginning January 2025, according to the Nokia Press Release published August 2024. The ongoing São Paulo state modernization program doubled 5G-covered cities from 94 to more than 200 by the end of Q2 2025, increasing network capacity by more than 40% and benefiting approximately 10 million customers.

4G And 5G Availability

TIM S.A. operates 4G on LTE Band 28 (700 MHz) for wide-area rural coverage, Band 3 (1800 MHz) for urban capacity, and Band 41 (2500 MHz) for high-density zones. The 5G network uses the n40 (2300 MHz) standalone band — commercially launched in March 2022 — and the n3 (1800 MHz) DSS band, which went live in December 2020. OpenSignal's January 2026 report confirms TIM leads Brazil's four major carriers in 5G Availability, with subscribers connecting to 5G on TIM's network more frequently than on any competing operator.

5G service is live in all 27 state capitals, including São Paulo, Rio de Janeiro, Brasília, Fortaleza, Salvador, and Manaus, and extends to more than 700 additional municipalities across Brazil as of Q1 2025, according to TI Inside published May 2025. TIM users connect to 3G or better networks 96% of the time, the highest availability result among all four major Brazilian carriers, according to FrequencyCheck Network Analysis updated August 2024.

Speed Test Results

TIM S.A. delivers average mobile download speeds of 158.3 Mbps and upload speeds of 22.0 Mbps in Rio de Janeiro — the fastest mobile download speed recorded among all carriers in that city — according to SpeedGEO.net data covering April 2024 to March 2025. Nationally, OpenSignal's January 2024 Brazil report recorded TIM at 26.1 Mbps average download speed overall (including all network types), representing a 22.5% year-over-year improvement, according to the OpenSignal Brazil Mobile Network Experience Report published January 2024.

Customer Service And Support

TIM S.A. operates five primary customer service channels with an average complaint response time of 5 days and 7 hours. The carrier holds a customer satisfaction score of 8.5 out of 10 on Brazil's leading consumer review platform Reclame Aqui, based on 45,105 evaluated complaints as of April 2026, according to Reclame Aqui TIM Profile updated 2026. TIM achieved Reclame Aqui's maximum reputation status, the platform's highest certification awarded to operators with consistently high resolution rates.

• Phone Support: Dial *144 (TIM subscribers) or +55 41 4141-4141 (non-subscribers and international callers) — available 24 hours a day, 7 days a week

• Live Chat: Available through the Meu TIM app and tim.com.br website from 8:00 AM to 10:00 PM (BRT, GMT-3), Monday through Sunday

• Physical Stores: More than 500 TIM stores and authorized dealer locations across all 26 states and the Federal District, including São Paulo, Rio de Janeiro, and Brasília

• Mobile App Support (Meu TIM): In-app ticket system and virtual assistant available 24 hours a day; app rated 4.3 stars on Google Play and 4.6 stars on the Apple App Store

• Email and Digital Channels: Contact form at tim.com.br/faleconosco with an average resolution timeframe of 5 days and 7 hours, as documented by Reclame Aqui 2026

Additional Services And Features

TIM S.A. provides these value-added services for subscribers across Brazil:

• International Roaming: TIM's roaming service covers more than 200 countries and territories across six continents, including the United States, Portugal, Germany, Japan, and Argentina, with daily roaming passes and dedicated international plans available through the Meu TIM app

• Mobile App Features (Meu TIM): The Meu TIM app provides real-time mobile data usage tracking, automatic bill payment and invoice download, plan upgrade and add-on activation, in-app customer support chat, store locator with navigation integration, rewards tracking, and network signal quality reporting

• eSIM Support: TIM S.A. offers full eSIM activation for compatible iOS (iPhone XS and later) and Android (Samsung Galaxy S20 and later, Google Pixel 3 and later) devices since 2019, with activation completed entirely through the Meu TIM app in under 15 minutes, according to Yesim Brazil eSIM Guide published November 2025

• TIM Black Rewards Program: The TIM Black loyalty tier grants subscribers priority customer service, exclusive discounts on TIM devices, streaming service partnerships (including HBO Max and Paramount+), and accelerated data add-on benefits

• Family and Multi-Line Plans: TIM offers shared data family plans for 2 to 5 lines, with additional line discounts of up to 30% on qualifying postpaid plans, and unified billing management through the Meu TIM app

• TIM Live Fixed Broadband: Available in São Paulo and Rio de Janeiro metropolitan areas, TIM Live delivers FTTH fiber internet with download speeds up to 1 Gbps, integrating fixed and mobile account management under a single login

Discover more about eSIM technology and activation in Brazil for a step-by-step connectivity guide for travelers and new subscribers.

TIM S.A. Pros And Cons

Advantages

• Universal 4G Municipal Coverage: TIM reaches 100% of Brazil's 5,570 municipalities with 4G service — the only operator to achieve this — including rural farming zones and remote Amazonian communities, according to TIM Investor Relations Profile published February 2026

• Network Experience Leadership: OpenSignal ranks TIM first in seven of 14 mobile network experience categories in the January 2026 Brazil report, including Consistent Quality (awarded three consecutive times), Video Experience, and Availability

• 5G Expansion Scale: TIM's 5G network covers more than 700 cities as of Q1 2025, with Nokia's multi-year RAN partnership guaranteeing expansion across 15 states through 2025 and beyond, according to Nokia Press Release published August 2024

• Consumer Trust Rating: TIM holds Reclame Aqui's maximum reputation status with a 8.5 out of 10 satisfaction score based on 45,105 verified consumer complaints, outperforming the Brazilian telecom industry average, according to Reclame Aqui TIM Profile 2026

Disadvantages

• Third-Place Download Speed Ranking: OpenSignal's January 2026 Brazil report confirms Vivo wins the overall Download Speed Experience category, with Claro placing second, positioning TIM's average download performance below the two largest competitors in speed-focused benchmarks

• Declining Market Share: TIM's mobile market share declined from 24.8% in 2022 to 22.9% in 2025, a reduction of 1.9 percentage points over three years, according to TIM Investor Relations Financial Data published February 2026, reflecting competitive pressure from Vivo (38.8%) and Claro (33.1%)

• Average Complaint Resolution Timeframe: TIM's average response time of 5 days and 7 hours on Reclame Aqui, while resulting in a high satisfaction score, indicates that complex disputes require multiple business days to resolve — a consideration for users who require rapid issue resolution

TIM Brazil Vs Competitors

Brazil's mobile market in 2025 is dominated by three operators: Vivo (Telefônica Brasil) with 38.8% market share, Claro (América Móvil) with 33.1%, and TIM S.A. with 22.9%, according to market analysis data published January 2025. Each operator holds a distinct positioning — Vivo leads in raw download speeds, Claro leads in 5G download performance, and TIM leads in coverage breadth and network consistency.

TIM S.A. is the optimal choice for subscribers who travel across Brazil's interior states and rural regions, where its universal 4G coverage provides a distinct advantage over Vivo and Claro. Vivo suits urban power users who prioritize peak download speeds, and Claro delivers the fastest 5G download experience in major metropolitan areas.

Frequently Asked Questions

Does TIM S.A. Have 5G Coverage In Brazil?

TIM S.A. operates 5G service in more than 700 cities across Brazil as of Q1 2025, covering all 27 state capitals and expanding to additional municipalities through 2025. The operator launched its first 5G DSS network in December 2020 using the n3 (1800 MHz) band and deployed standalone 5G on the n40 (2300 MHz) band in March 2022. Nokia's network modernization partnership, announced in August 2024, extends 5G RAN deployment across 15 Brazilian states through 2025, according to Nokia Press Release published August 2024.

How Fast Is TIM S.A.'s Mobile Internet Speed?

TIM S.A. delivers average mobile download speeds of 158.3 Mbps and upload speeds of 22.0 Mbps in Rio de Janeiro — the highest mobile download speed recorded in that city among all carriers. In São Paulo, TIM averages approximately 140.0 Mbps download, and in Brasília approximately 121.0 Mbps, based on SpeedGEO.net data covering April 2024 to March 2025. Nationally, OpenSignal's January 2024 report recorded TIM at 26.1 Mbps average download speed across all network types, reflecting a 22.5% year-over-year improvement.

What Areas Does TIM S.A. Cover In Brazil?

TIM S.A. provides 4G coverage in 100% of Brazil's 5,570 municipalities across all 26 states and the Federal District, including rural farming zones, Amazonian communities, and remote interior cities. The operator became the first carrier to achieve universal municipal 4G coverage in 2022. Users connect to 3G or better networks 96% of the time on TIM's network — the best availability figure among all four major Brazilian operators — according to FrequencyCheck Network Analysis updated August 2024.

How Do I Contact TIM S.A. Customer Service?

TIM S.A. customer service is reachable by dialing *144 (free for TIM subscribers) or +55 41 4141-4141 (international and non-subscribers), available 24 hours a day, 7 days a week. Subscribers also access live chat through the Meu TIM app from 8:00 AM to 10:00 PM BRT, Monday through Sunday. In-person support is available at more than 500 TIM stores and authorized dealer locations nationwide, including branches in São Paulo, Rio de Janeiro, and Brasília.

Does TIM S.A. Support eSIM?

TIM S.A. supports eSIM activation for compatible iOS and Android devices since 2019, with the full activation process completed through the Meu TIM app in under 15 minutes. Compatible devices include iPhone XS and later, Samsung Galaxy S20 and later, and Google Pixel 3 and later. eSIM availability covers TIM's full postpaid and prepaid plan range, according to Yesim Brazil eSIM Guide published November 2025.

What Countries Does TIM S.A. Roaming Cover?

TIM S.A. international roaming covers more than 200 countries and territories across six continents, including the United States, Portugal, Germany, Japan, and Argentina. Subscribers activate roaming passes and international data add-ons directly through the Meu TIM app before or during travel. Dedicated TIM International plans offer fixed daily rates with data, calls, and SMS bundled for frequent international travelers.

How Does TIM S.A. Compare To Vivo?

TIM S.A. leads Vivo in 4G coverage breadth (100% vs ~98% of municipalities) and OpenSignal's Consistent Quality award, while Vivo surpasses TIM in overall download speed and total subscribers (38.8% vs 22.9% market share). TIM is the superior choice for subscribers who frequently travel across Brazil's rural interior, while Vivo better serves urban power users focused on peak download performance. Both carriers support eSIM and offer 5G in all state capitals, according to market data published January 2025.

What Is The Best TIM S.A. Feature?

TIM S.A.'s defining feature is universal 4G coverage across all 5,570 Brazilian municipalities — including rural and remote areas — making it the only operator to achieve 100% municipal 4G reach in the country. This coverage advantage, combined with OpenSignal's Consistent Quality recognition for three consecutive years as of January 2026, positions TIM as Brazil's most reliable network for subscribers who travel beyond major urban centers. The Meu TIM app and TIM Black loyalty program further extend the subscriber value proposition.

Conclusion

TIM S.A. delivers Brazil's widest 4G coverage (100% of municipalities), consistent network quality leadership per OpenSignal 2026, and eSIM support — making it the top carrier for rural connectivity and nationwide reliability.

Last Updated: April 16, 2026

Sources:

1. TIM S.A. Investor Relations, Company Profile and Financial Data, February 2026

2. OpenSignal, Brazil Mobile Network Experience Report, January 2026

3. Nokia Newsroom, Nokia and TIM Partner To Expand 5G Coverage in Brazil in 2025, August 2024

4. Reclame Aqui, TIM Celular Consumer Satisfaction Profile, 2026

5. FrequencyCheck, TIM Brazil Network Analysis and LTE Band Reference, August 2024

6. TIM S.A. Official Website, tim.com.br