Allnet Flat M

Name: congstar Allnet Flat M
Brand: congstar
Price: 25.63 EUR
Availability: InStock

24-month contract · 125 GB · Telekom network

congstar Allnet Flat M: 125 GB on the Telekom network, up to 50 Mbit/s, 5G, unlimited calls and texts. 24-month contract. Price: €25.00 / month, one-time €15.00. Over 24 months you pay €615.00, an average of €25.63 a month.

What you get

Data: 125 GB
Speed: up to 50 Mbit/s
Network: Telekom network
5G: yes
Calls and texts: Unlimited to all German networks
Contract: 24-month contract

Costs

Base fee: €25.00 / month
One-time: €15.00
Total over 24 months: €615.00
Average per month: €25.63

Price history

Prices of this tariff since it was added to the comparison
Valid	Base fee	One-time	Avg. per month
17 Oct 2026 – today	€25.00 / month	€15.00	€25.63

In the comparison since 17 Oct 2026. Last checked on 17 Oct 2026 on the congstar website.

As much data, as cheap or cheaper

Rank 1
ALDI TALK

Tarif S

Data
25 GB / 4 weeks, then unlimited top-ups

Speed
up to 50 Mbit/s

Network
o2 network

Term
Prepaid, no contract
- 5G
- Unlimited calls & texts
Avg. per month

€10.82

€9.99 / 4 weeks
one-time: none

Go to provider ALDI TALK Details for ALDI TALK Tarif S
Rank 2
NettoKOM

LIFT S

Data
25 GB / 4 weeks, then unlimited top-ups

Speed
up to 50 Mbit/s

Network
o2 network

Term
Prepaid, no contract
- 5G
- Unlimited calls & texts
Avg. per month

€10.82

€9.99 / 4 weeks
one-time: none

Go to provider NettoKOM Details for NettoKOM LIFT S
Rank 3
Lidl Connect

Unlimited on Demand S

Data
25 GB / 4 weeks, then unlimited top-ups

Speed
–

Network
Vodafone network

Term
Prepaid, no contract
- Unlimited calls & texts
Avg. per month

€10.82

€9.99 / 4 weeks
one-time: none

Go to provider Lidl Connect Details for Lidl Connect Unlimited on Demand S

Allnet Flat M

What you get

Costs

Price history

As much data, as cheap or cheaper

Tarif S

LIFT S

Unlimited on Demand S