O2: verified facts and rating
Commercial 5G: Yes Checked 2026-10-30
Score breakdown
100% backed by facts · How we rank
O2 against the market
The dot is the company, the line is the median of all companies in this ranking.
Price index (100 = cheapest in the country)100260111 · median 111
O2 strengths and weaknesses
Pros
- Reference tariff among the cheapest in the country
- Listed by the telecom regulator
- Commercial 5G for consumers
- High officially stated population coverage
Cons
- Human support is not 24/7
All facts
| Fact | Value | Source | Checked |
|---|---|---|---|
| Listed by the regulator | Yes | bundesnetzagentur.de | 2026-10-30 |
| Own radio network | Yes | bundesnetzagentur.de | 2026-10-30 |
| Commercial 5G | Yes | o2online.de | 2026-10-30 |
| Stated population coverage | 99% Das Telefónica-Netz deckt in Deutschland bereits ca. 99 Prozent der Bevölkerung ab (ohne Datum) | o2online.de | 2026-10-30 |
| Price index (100 = cheapest in the country) | 111 o2 Prepaid S, 20 GB, 9,99 € alle 4 Wochen, Allnet-Flat, Mindestlaufzeit 4 Wochen, ohne Vertragsbindung, Prepaid · 10.70 EUR · index 100 = 9.63 EUR (ALDI TALK) | o2online.de | 2026-10-30 |
| Commercial 4G | Yes | o2online.de | 2026-10-30 |
| eSIM | Yes | o2online.de | 2026-10-30 |
| International roaming | Yes | o2online.de | 2026-10-30 |
| Self-care app | Yes | o2online.de | 2026-10-30 |
| 24/7 human support | No | o2online.de | 2026-10-30 |
| Tariff terms published | Yes | o2online.de | 2026-10-30 |
| Complaints procedure published | Yes | o2online.de | 2026-10-30 |