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Share of customers of selected mobile communications providers over time
The time series tracks how market share among German mobile providers has shifted between 2023 and 2025 — Vodafone, Telekom, O2 and congstar.

The time series tracks how market share among German mobile providers has shifted between 2023 and 2025 — Vodafone, Telekom, O2 and congstar.
PREMIUM
Source
Source
ONE8Y
Survey period
Survey period
02/02/2023 - 10/14/2025
Survey country
Survey country
Germany
Sample
Sample
A total of n=2,160 people interested in sport (top 2 on 4-point scale), including n=1,084 on 02/05/2023, and n=1,076 on 10/14/2025
Question
Question
With which mobile communications provider do you currently have a contract? (aided answers)