Compare 1&1 mobile plans (October 2026)
1&1 sells 20 mobile plans in Germany, from €14.99/month (1&1 All-Net-Flat M (24 months)).
Operator facts
| Activation fee | eSIM | Network | Contract | EU roaming | Promo code | Source · checked |
|---|---|---|---|---|---|---|
| €19.90 | Yes | 1&1 (own Open RAN network; national roaming on Vodafone) | 24-month contract | 22.9 GBcomputed | unknown | 1und1.de · |
All plans
- 1&1 All-Net-Flat M (24 months) costs €14.99 a month, includes 50 GB data and Unlimited, 24-month contract, EU allowance 22.9 GBcomputed. Order at 1und1.de/handytarife Go to 1&1. checked
- 1&1 All-Net-Flat S (24 months) costs €14.99 a month (new customers pay €9.99/month; the discount then lasts 3 months, after which €14.99/month applies; €164.88 over 12 months, €344.76 over 24 months), includes 10 GB data and Unlimited, 24-month contract, EU allowance 10 GBcomputed. First 3 months at promo price, then regular price. Order at 1und1.de/handytarife Go to 1&1. checked
- 1&1 All-Net-Flat S (no minimum term) costs €14.99 a month, includes 10 GB data and Unlimited, no contract, EU allowance 10 GBcomputed. Order at mobile.1und1.de/handyvertrag-ohne-laufzeit Go to 1&1. checked
- 1&1 All-Net-Flat M Young costs €14.99 a month, includes 60 GB data and Unlimited, 24-month contract, EU allowance 22.9 GBcomputed. Order at mobile.1und1.de/tarife-fuer-junge-leute Go to 1&1. checked
- 1&1 All-Net-Flat S Young costs €14.99 a month (new customers pay €9.99/month; the discount then lasts 3 months, after which €14.99/month applies; €164.88 over 12 months, €344.76 over 24 months), includes 15 GB data and Unlimited, 24-month contract, EU allowance 15 GBcomputed. First 3 months at promo price, then regular price. Order at mobile.1und1.de/tarife-fuer-junge-leute Go to 1&1. checked
- 1&1 All-Net-Flat L (24 months) costs €19.99 a month, includes 150 GB data and Unlimited, 24-month contract, EU allowance 30.5 GBcomputed. Order at 1und1.de/handytarife Go to 1&1. checked
- 1&1 All-Net-Flat M (no minimum term) costs €19.99 a month, includes 50 GB data and Unlimited, no contract, EU allowance 30.5 GBcomputed. Order at mobile.1und1.de/handyvertrag-ohne-laufzeit Go to 1&1. checked
- 1&1 All-Net-Flat L Young costs €19.99 a month, includes 170 GB data and Unlimited, 24-month contract, EU allowance 30.5 GBcomputed. Order at mobile.1und1.de/tarife-fuer-junge-leute Go to 1&1. checked
- 1&1 Unlimited on demand M (24 months) costs €19.99 a month, includes Unlimited data and Unlimited, 24-month contract, EU allowance 30.6 GBstated. Order at 1und1.de/handytarife Go to 1&1. checked
- 1&1 Unlimited on demand S (24 months) costs €19.99 a month (new customers pay €14.99/month; the discount then lasts 3 months, after which €19.99/month applies; €224.88 over 12 months, €464.76 over 24 months), includes Unlimited data and Unlimited, 24-month contract, EU allowance 30.6 GBstated. First 3 months at promo price, then regular price. Order at 1und1.de/handytarife Go to 1&1. checked
- 1&1 Unlimited on demand S (no minimum term) costs €19.99 a month, includes Unlimited data and Unlimited, no contract, EU allowance 30.6 GBstated. Order at mobile.1und1.de/handyvertrag-ohne-laufzeit Go to 1&1. checked
- 1&1 Unlimited on demand M Young costs €19.99 a month, includes Unlimited data and Unlimited, 24-month contract, EU allowance 30.6 GBstated. Order at mobile.1und1.de/tarife-fuer-junge-leute Go to 1&1. checked
- 1&1 Unlimited on demand S Young costs €19.99 a month (new customers pay €14.99/month; the discount then lasts 3 months, after which €19.99/month applies; €224.88 over 12 months, €464.76 over 24 months), includes Unlimited data and Unlimited, 24-month contract, EU allowance 30.6 GBstated. First 3 months at promo price, then regular price. Order at mobile.1und1.de/tarife-fuer-junge-leute Go to 1&1. checked
- 1&1 Unlimited XS costs €19.99 a month, includes Unlimited data and Unlimited, no contract, EU allowance 30.6 GBstated. Order at mobile.1und1.de/handyvertrag-ohne-laufzeit Go to 1&1. checked
- 1&1 All-Net-Flat L (no minimum term) costs €24.99 a month, includes 150 GB data and Unlimited, no contract, EU allowance 38.1 GBcomputed. Order at mobile.1und1.de/handyvertrag-ohne-laufzeit Go to 1&1. checked
- 1&1 Unlimited on demand L (24 months) costs €24.99 a month, includes Unlimited data and Unlimited, 24-month contract, EU allowance 38.2 GBstated. Order at 1und1.de/handytarife Go to 1&1. checked
- 1&1 Unlimited on demand M (no minimum term) costs €24.99 a month, includes Unlimited data and Unlimited, no contract, EU allowance 38.2 GBstated. Order at mobile.1und1.de/handyvertrag-ohne-laufzeit Go to 1&1. checked
- 1&1 Unlimited on demand L Young costs €24.99 a month, includes Unlimited data and Unlimited, 24-month contract, EU allowance 38.2 GBstated. Order at mobile.1und1.de/tarife-fuer-junge-leute Go to 1&1. checked
- 1&1 Unlimited on demand L (no minimum term) costs €29.99 a month, includes Unlimited data and Unlimited, no contract, EU allowance 45.9 GBstated. Order at mobile.1und1.de/handyvertrag-ohne-laufzeit Go to 1&1. checked
- 1&1 Unlimited XL costs €39.99 a month, includes Unlimited data and Unlimited, no contract, EU allowance 61.2 GBstated. Order at 1und1.de/handytarife Go to 1&1. checked
1&1 eSIM
20 of the 20 1&1 plans state eSIM. The cheapest with eSIM is 1&1 All-Net-Flat M (24 months), at €14.99 a month.
1&1 roaming
Elsewhere in the EU, 1&1 plans give 10 to 61.2 GB; 1&1 states this for 11 plans, for the other 9 we show the computed legal minimum.
Who it's cheapest for
Not the cheapest for any of the 6 standard situations we compare.
- For Data only, no calls needed (1 GB+), 1&1 All-Net-Flat S (24 months) costs €15.19/month; Lycamobile Global Connect XS is cheaper at €3.50/month, about €140.28/year less over a year (effective cost, fees and extra use included).
- For 5 GB+, 1&1 All-Net-Flat S (24 months) costs €15.19/month; Lycamobile Global Connect XS is cheaper at €3.50/month, about €140.28/year less over a year (effective cost, fees and extra use included).
- For 20 GB+, 1&1 All-Net-Flat M (24 months) costs €15.82/month; BIGSIM Allnet Flat 25 GB is cheaper at €6.99/month, about €105.96/year less over a year (effective cost, fees and extra use included).
- For 50 GB+, 1&1 All-Net-Flat M (24 months) costs €15.82/month; Happy SIM Allnet Flat 75 GB is cheaper at €9.99/month, about €69.96/year less over a year (effective cost, fees and extra use included).
- For 100 GB+, 1&1 Unlimited on demand S (24 months) costs €20.19/month; ALDI TALK Tarif S (Unlimited GB nachbuchen) is cheaper at €11.53/month, about €103.92/year less over a year (effective cost, fees and extra use included).
- For Unlimited data, 1&1 Unlimited on demand S (24 months) costs €20.19/month; ALDI TALK Tarif S (Unlimited GB nachbuchen) is cheaper at €11.53/month, about €103.92/year less over a year (effective cost, fees and extra use included).
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