Compare MEGA SIM mobile plans (October 2026)
MEGA SIM sells 6 mobile plans in Germany, from €17.99/month (Allnet Flat 200 GB).
Operator facts
| Activation fee | eSIM | Network | Contract | EU roaming | Promo code | Source · checked |
|---|---|---|---|---|---|---|
| €0.00 | unknown | Telefónica (O2) | 24-month contract | 27.4 GBcomputed | unknown | mega-sim.de · |
All plans
- Allnet Flat 200 GB costs €17.99 a month, includes 200 GB data and Unlimited, 24-month contract, EU allowance 27.4 GBcomputed. Order at mega-sim.de Go to MEGA SIM. checked
- Allnet Flat 200 GB (monatlich kündbar) costs €19.99 a month, includes 200 GB data and Unlimited, no contract, EU allowance 30.5 GBcomputed. Order at mega-sim.de Go to MEGA SIM. checked
- Allnet Flat 300 GB costs €19.99 a month, includes 300 GB data and Unlimited, 24-month contract, EU allowance 30.5 GBcomputed. Order at mega-sim.de Go to MEGA SIM. checked
- Allnet Flat 300 GB (monatlich kündbar) costs €21.99 a month, includes 300 GB data and Unlimited, no contract, EU allowance 33.5 GBcomputed. Order at mega-sim.de Go to MEGA SIM. checked
- Unlimited M costs €24.99 a month, includes Unlimited data and Unlimited, 24-month contract, EU allowance 153 GBstated. Order at mega-sim.de Go to MEGA SIM. checked
- Unlimited M (monatlich kündbar) costs €26.99 a month, includes Unlimited data and Unlimited, no contract, EU allowance 153 GBstated. Order at mega-sim.de Go to MEGA SIM. checked
MEGA SIM eSIM
For 6 plans MEGA SIM does not say whether eSIM is possible.
MEGA SIM roaming
Elsewhere in the EU, MEGA SIM plans give 27.4 to 153 GB; MEGA SIM states this for 2 plans, for the other 4 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+), MEGA SIM Allnet Flat 200 GB costs €17.99/month; Lycamobile Global Connect XS is cheaper at €3.50/month, about €173.88/year less over a year (effective cost, fees and extra use included).
- For 5 GB+, MEGA SIM Allnet Flat 200 GB costs €17.99/month; Lycamobile Global Connect XS is cheaper at €3.50/month, about €173.88/year less over a year (effective cost, fees and extra use included).
- For 20 GB+, MEGA SIM Allnet Flat 200 GB costs €17.99/month; BIGSIM Allnet Flat 25 GB is cheaper at €6.99/month, about €132.00/year less over a year (effective cost, fees and extra use included).
- For 50 GB+, MEGA SIM Allnet Flat 200 GB costs €17.99/month; Happy SIM Allnet Flat 75 GB is cheaper at €9.99/month, about €96.00/year less over a year (effective cost, fees and extra use included).
- For 100 GB+, MEGA SIM Allnet Flat 200 GB costs €17.99/month; ALDI TALK Tarif S (Unlimited GB nachbuchen) is cheaper at €11.53/month, about €77.52/year less over a year (effective cost, fees and extra use included).
- For Unlimited data, MEGA SIM Unlimited M costs €24.99/month; ALDI TALK Tarif S (Unlimited GB nachbuchen) is cheaper at €11.53/month, about €161.52/year less over a year (effective cost, fees and extra use included).
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