Compare Fiber Internet in Germany

Live offers

28 live offers compared from 17 providers, from €2 /Monat. Updated daily.

What is Fiber Internet in Germany?

Fiber internet (Glasfaser) delivers a broadband connection over optical fibre rather than copper telephone lines or coaxial cable. The gold standard is fibre-to-the-home (FTTH), where the fibre runs the whole way into your flat or house. This is distinct from VDSL, which uses fibre to a street cabinet and copper for the last stretch, and from Kabel (cable) internet run over the TV coax network. In Germany the word "Glasfaser" is increasingly reserved for true FTTH, and comparison pages here list tariffs where a genuine fibre connection is available at the address.

Because Germany started its fibre rollout later than many neighbours, availability is highly local. Whether you can order Glasfaser depends entirely on whether your street has been connected during the Netzausbau (network expansion), so an address check is always the first step.

How the German market works

Deutsche Telekom is the incumbent and operates the largest national footprint, but the market is genuinely competitive. Alternative carriers such as Vodafone, O2 (Telefónica) and 1&1 sell nationwide, while infrastructure builders like Deutsche Glasfaser, Glasfaser Plus (a Telekom/IFM joint venture) and regional players such as EWE Tel and GVG lay new fibre in specific towns and rural districts. Many streets are opened for pre-registration first: providers often only build if enough households in an area commit during a sign-up window.

Contracts typically run for 24 months, after which they continue month-to-month and can be cancelled with one month's notice. Activation of the physical line (Anschluss) can take several weeks and sometimes involves a technician visit and civil works to bring fibre into the building.

Benefits

Symmetric-leaning speeds — FTTH supports very high download rates and much stronger upload than VDSL or cable, which matters for video calls, cloud backups and gaming.

Stable performance — fibre is less affected by distance and by how many neighbours are online at peak time than copper or shared cable.

Future-proofing — a fibre connection to the home can be upgraded to higher tariffs without new cabling.

Speed guarantee — under the Telekommunikationsgesetz you may reduce your monthly payment if measured speed falls short of the contract minimum.

Bundling options — many tariffs include a router, phone line and optional TV.

How to choose

Start with an address availability check, because it determines your real options. Compare the guaranteed minimum speed, not just the headline "up to" figure, and confirm upload speed if you work from home. Weigh one-off costs such as activation and any router fee against the monthly price, and read the terms for the post-promo price after any introductory discount ends. Check the contract length, notice period and whether hardware is included or rented. If your building is not yet connected, ask about the pre-registration deadline and expected build date.

Leading providers in Germany

Telekom — the incumbent, with the widest reach and a large FTTH build programme. Vodafone — strong on cable as well as fibre. O2 — competitive nationwide tariffs. 1&1 — value-focused reseller and network builder. Deutsche Glasfaser — a leading FTTH builder focused on smaller towns and rural areas via pre-registration campaigns. Glasfaser Plus — expands FTTH in underserved regions. EWE Tel and GVG — regional operators with local fibre networks. The right choice often comes down to which of these has actually built fibre to your street.

What it costs

Monthly fibre tariffs on this page span roughly €2 to €100. The low end reflects heavily discounted introductory offers or entry speed tiers, while the top of the range covers the fastest gigabit plans. Expect the headline promo price to step up after 6 to 24 months, so budget on the ongoing rate. Watch for one-off activation fees, a possible technician charge, and whether the router is included, rented monthly or bought outright.

Protections and regulation

Broadband is regulated by the Bundesnetzagentur, which oversees the telecoms market and consumer rights. The Telekommunikationsgesetz gives you a legal right to a functional service and lets you reduce payment when the delivered speed is materially below the contracted minimum. To document underperformance you can use the Bundesnetzagentur's Breitbandmessung measurement app, which produces a report that supports a claim. Contract, price-change and cancellation rules are also set by law, including the shift to monthly cancellability after the initial term.

Common questions

Is Glasfaser the same as VDSL or cable? No. True Glasfaser (FTTH) runs fibre into your home, while VDSL uses copper for the last stretch and Kabel uses coax. Can I get it everywhere? Not yet; availability depends on the local rollout, so check your address. How long is the contract? Usually 24 months, then monthly. What if my speed is too slow? Measure it with the Breitbandmessung app and you may be entitled to pay less. Do I need a technician visit? For a new FTTH connection, often yes.

Fiber Internet in Germany — FAQ