Our strengths
A company on a sustained profitable growth path
We are in an excellent position to shape the digitalisation of our economy and society and to benefit from it. The company stands for a very good network, strong brands, and attractive value for money.
Operating
business
- around 35 million mobile lines - A leading provider in the consumer segment
- +697,000 contract customers (without M2M) in 2025
- Network transports 6.3 billion gigabytes of mobile data (2025) - more than any of our competitors
- 5G mobile network available to about 99% of the population
Responsible
Business Plan 2025
- Sustainability management with clear commitments and goals
- Long-term climate goal: net zero emissions by 2040
- Access for all people with modern infrastructure
- Innovative products and solutions for customers
- Digital skills: our programs reached around 56 million people in 2025
- Qualification, health, and empowerment of employees for the digital world of work
- High standards in compliance, ethical principles, human rights, sustainable supply chains, data protection, and information security
Net CO2 neutral
by 2025 at the latest
- Net-zero emissions along the entire value chain (Scope 1, 2, and 3) by 2040
- Interim target achieved: unavoidable Scope 1 and Scope 2 emissions fully neutralized since the end of 2025
- 100% electricity from renewable energy sources, including via PPAs with two offshore wind farms in Germany
- Reduction in energy intensity in 2025 to over 87% compared to the base year 2015
- Continuous modernization of infrastructure to increase energy efficiency
"Very good": Our network
“The starting point for our future network expansion is optimal. We have exactly the motivation and the tailwind to further improve our grid now and to attack with confidence. We have a clear goal: We want to turn our very good network into a great network. We will give everything for this, because this is what our customers expect and deserve.“
Mallik Rao, Chief Technology & Enterprise Officer
5G
- Building a sustainable 5G infrastructure that lays the foundation for the digital future of society, business, and consumers
- Already about 99% population coverage (December 2025)
- O2 Telefónica as established partner for deployment and operation of industrial 5G networks
Massive LTE expansion
- O2 Telefónica continuously expands the 4G/LTE mobile network
- The LTE/4G network offers high speeds and capacities
- Nationwide, the company covers more than 99 percent of the population with 4G/LTE
Network tests
External tests confirm a very high network quality of the O2 network:
- Network test November 2025: connect awards O2 network another “very good” rating*
- Smartphone Magazin network test September 2025: „Very good“ for O2 Telefónica
Further news
| Unless otherwise stated, all data for the 2022 financial year and the reporting date December 31, 2022 | |
| * | connect mobile and 5G network test, issue 01/2026: “very good” (937 points) and joint 2nd place for O2; overall ratings: 1x “outstanding” (975 points), 2x “very good” (937 points). Further information at o2.de/netz |