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Pros and Cons

According to our expert

In this review, we explain in clear language where Proximus scores strongly and what points of interest you should take into account before choosing this phone plan Proximus Business Mobile Maxi.

Pros

  • + Recommended for unlimited use with no practical restrictions on calls or data usage.
  • + Provides access to the ultra-fast 5G mobile network for improved speed and responsiveness.
  • + Includes near-unlimited mobile data and call minutes for maximum flexibility.
  • + Allows you to transfer your existing phone number free of charge when switching providers.

Product score

4,5 / 5
Data bundle
88%
Call bundle
100%
Network
75%
Specifications

Product details & important information

Data 250 GBUse in BE and EU
Data outside bundle Free
Calls Unlimited
Calling outside the bundle Free
Texts Unlimited
SMS outside the bundle Free
4G/5G network Proximus 4G & 5G
5G speed 1 Gbps
Monthly fee €25 /mo   after 12 months €40
Contract duration Indefinite
Notice period Indefinite
Available in Belgium
Target audience Business
Promotions

Which promotions & discounts are included?

If you order today, you will enjoy these promotions and discounts. Just make sure you adhere to the terms and conditions of the promotion. So be sure to pay your bills on time to avoid discussions afterwards.

Promotion valid until Sunday 1 November 2026.

Web offer: 12 months’ discount on Business Mobile

Conditions
  • Only for new Proximus customers
  • Offer valid during the first 12 months of your contract
  • Condition: become a new Proximus business mobile customer.
Cashback

€25 cashback

You will receive a one time cashback of €25. This cashback will be paid 3 months after your validated order.

Conditions
  • Only for new Proximus customers

Don't wait until the last minute!

Proximus may end a promotion earlier than expected, or ask for additional information. You will receive the promotion that is available on the moment that your order has been completely finalized.

Evert E.Evert E. — Telecom consultant

About Proximus

Who is Proximus?

Proximus is a Belgian telecom operator offering internet, mobile phone, digital TV and fixed telephone services. Individuals and families can choose standalone subscriptions or telecom packs that combine several services. Proximus stands out through its broad range of offers, its own fixed and mobile networks, and its focus on digital self-service through the website and the MyProximus app. This makes Proximus suitable for people who want to manage home and mobile telecom services with a single provider.

Comparison

Proximus Business Mobile Maxi vs competitors: Features and Pricing Compared

Forewarned is forearmed. Proximus Business Mobile Maxi serves as the benchmark product in this comparison. In which areas does Proximus Business Mobile Maxi outperform other phone plans, and in which not so much?

Order requirements

Which information is required when ordering ?

When you want to order Proximus Business Mobile Maxi, you will need to provide some personal data, such as your name, address, contact and connection details. In addition, you must comply with the applicable order requirements of the provider. Both DareToCompare.be and Proximus treat your data carefully and securely, using them exclusively for the processing of your order.

  • Your identity card number

  • You must enter your birthplace.

  • A credit check will be performed by Proximus. You must not have any outstanding debt with Proximus (or affiliates). If this is the case; try to clear that debt first, or else try to take out the contract in your partner's or other relative's name (subject to their consent, of course).

  • Proximus Business Mobile Maxi is a business product. You must hold a company VAT number, and be authorised by your company to place an order.

Past promotions

What promotions have you missed?

Every promotion has an end date. That’s why we keep a historical record of expired discounts and promotions on Proximus Business Mobile Maxi. This gives you a better understanding of how prices, discounts and promotions have changed over time.

Show past promotions Hide past promotions
This promotion ran from 31 August 2026 to 30 September 2026

Web promotion: 12 months’ discount on Business Mobile

This promotion ran from 1 July 2026 to 31 August 2026

Online offer: 6 months’ discount on Business Mobile

This promotion ran from 1 July 2026 to 31 July 2026

Web offer: 6 months’ discount on Business Mobile

This promotion ran from 1 December 2025 to 30 June 2026

12-month discount on Business Mobile

This promotion ran from 1 December 2025 to 18 March 2026

6 months discount on Business Mobile

This promotion ran from 2 November 2025 to 5 January 2026

6 months discount on Business Mobile

This promotion ran from 30 June 2025 to 2 November 2025

6 months discount on Business Mobile

This promotion ran from 1 June 2025 to 30 June 2025

Flash web promo : 12 months discount on Business Mobile

This promotion ran from 2 May 2025 to 28 June 2025

6 months discount on Business Mobile

This promotion ran from 2 February 2025 to 1 May 2025

Flash web promo : 12 months discount on Business Mobile

This promotion ran from 31 October 2024 to 2 February 2025

6 months discount on Business Mobile

This promotion ran from 2 November 2023 to 3 November 2024

Webpromo : 6 months discount on Business Mobile

This promotion ran from 2 November 2023 to 3 November 2024

Flash web promo : 12 months discount on Business Mobile

This promotion ran from 30 April 2024 to 29 July 2024

-15 EUR discount for the first 6 months

This promotion ran from 1 April 2024 to 28 April 2024

-14 EUR discount for the first 12 months

This promotion ran from 1 November 2023 to 30 January 2024

6 months at discounted price

We go back up to 2 years

We have limited this overview to promotions from the past two years. Are you looking for information on older promotions? Contact us, and we will do our best to dive deep into our archives of the past 10 years. This information is purely for comparison with more current offers and as a historical reference overview. No rights can be derived from this.

Evert E.Evert E. — Telecom consultant