Accounting · head to head
Medius vs Protel

Medius
Accounting
Accounts payable automation and supplier payments for mid-market finance teams, Marlin Equity owned
- From
- On request
- Rated
- -

Protel
Travel
German hotel property management system, now owned and sold by Planet
- From
- On request
- Rated
- -
The short version
- Each has a real cost: Medius the sourcing, contract and procurement modules are considerably less developed than the AP core, so buying Medius as a full source-to-pay suite means accepting weak upstream tooling.; Protel the vendor is now a payments company, so the economics of a deal run through card processing rates as much as software fees, and a hotel with good existing acquiring terms may lose more on processing than it saves on licence.
- They diverge on capability: Medius covers Invoice capture and coding, Protel covers Front desk and reservations.
- Prices and features above were last checked on 31 August 2026.
Where they differ
Only the attributes on which Medius and Protel actually diverge.
Identical on both: starting price (On request), pricing model (quote), free tier (No), user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Medius
- Invoice capture and coding
- Matching and exception handling
- Fraud and anomaly detection
- Supplier payments
- Approval workflow
- ERP integration
Only in Protel
- Front desk and reservations
- Conference and banqueting
- Cloud and on-premise editions
- Integrated payments
- Interface catalogue
- Multi-property operation
- Night audit and reporting
- Tax-free shopping links
What people use each for
The jobs each tool is most often brought in to do.
Medius
- A mid-market finance team where most spend arrives as an invoice with no purchase order to match againstnot Protel
- A group with several legal entities on different ERPs that wants one AP process across all of themnot Protel
- Reducing invoice fraud exposure with automated detection of supplier bank detail changesnot Protel
- Replacing a scanning bureau and a shared AP inbox with automated capture and exception-based reviewnot Protel
Protel
- A German or Austrian hotel needing fiscal and tax compliance handled natively rather than bolted onnot Medius
- A property with substantial conference and banqueting business that a rooms-only PMS cannot handlenot Medius
- An existing Protel on-premise site deciding whether to move to the cloud edition or change vendornot Medius
- A group wanting PMS and card acquiring from one supplier under a single contractnot Medius
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Medius
- The sourcing, contract and procurement modules are considerably less developed than the AP core, so buying Medius as a full source-to-pay suite means accepting weak upstream tooling.
- Pricing is quote-only and driven by invoice volume, so a business with many low-value invoices pays disproportionately relative to the spend being controlled.
- Payments are billed on transaction volume separately from the AP subscription, which is easy to omit from a cost comparison against a licence-only AP tool.
- Private equity ownership since 2017 has produced an acquisition-driven product line, so payments and adjacent capability come from bought-in technology rather than the original platform.
- ERP integration depth varies sharply by system, and organisations on less common or heavily customised ERPs face integration work that lengthens the implementation.
Protel
- The vendor is now a payments company, so the economics of a deal run through card processing rates as much as software fees, and a hotel with good existing acquiring terms may lose more on processing than it saves on licence.
- The Protel name persists on the product but the corporate identity has moved to Planet, which makes contract, support and roadmap ownership harder to pin down than it looks from the product page.
- Hotels on the older on-premise edition face a migration to cloud that is a re-implementation rather than an upgrade, with the data and interface work that implies.
- Nothing about pricing is published, so a buyer cannot benchmark against Mews or Cloudbeds without a full sales process.
- Strength is concentrated in German-speaking Europe and the Middle East; support depth and partner ecosystem are noticeably thinner in North America and Asia Pacific.
Pricing, plan by plan
Medius
On request- Medius AP Automation$undefined/year
- Two packaged AP automation tiers
- Priced by invoice volume and entity count
- Sourcing, contracts and procurement modules sold separately
Protel
On request- protel PMS by Planet$undefined/year
- Quoted per property, no published rate card
- Cloud and on-premise editions priced differently
- Payment processing rates negotiated alongside the software
Which should you pick?
Choose Medius if
- You need invoice capture and coding.
- You work on Web, iOS, Android.
- You also want matching and exception handling.
Choose Protel if
- You need front desk and reservations.
- You work on Web, Windows, iOS, Android.
- You also want conference and banqueting.
Questions people ask
- Is Medius or Protel better?
- Neither clearly leads. Medius starts at On request and Protel at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Medius or Protel?
- Medius starts at On request and Protel at On request.
- Does Medius or Protel run on more platforms?
- Medius runs on Web, iOS, Android. Protel runs on Web, Windows, iOS, Android.
- What is Medius best used for?
- Medius is most often used for a mid-market finance team where most spend arrives as an invoice with no purchase order to match against, a group with several legal entities on different erps that wants one ap process across all of them, reducing invoice fraud exposure with automated detection of supplier bank detail changes, replacing a scanning bureau and a shared ap inbox with automated capture and exception-based review. Of those, a mid-market finance team where most spend arrives as an invoice with no purchase order to match against and a group with several legal entities on different erps that wants one ap process across all of them are not what Protel is typically brought in for.
- What can Medius do that Protel cannot?
- Medius covers Invoice capture and coding, Matching and exception handling, Fraud and anomaly detection, Supplier payments. Protel covers Front desk and reservations, Conference and banqueting, Cloud and on-premise editions, Integrated payments.
Answered from the vendors’ own pages
Medius: Is Medius a procurement suite or an AP tool?
Primarily an AP automation platform with procurement modules attached. If sourcing is your main requirement, look elsewhere.
Protel: Can you still buy Protel?
Yes. Planet acquired it in December 2021 and continues to sell it as protel PMS, though the corporate branding is Planet.
Medius: Who owns Medius?
Marlin Equity Partners, which acquired it in 2017 and has funded several bolt-on acquisitions since.
Protel: Why does the payments ownership matter?
Because the vendor earns on your card volume. Evaluate the processing rate alongside the software price rather than treating them as separate decisions.
Medius: How is it priced?
By quote, driven by invoice volume and entity count, with payments billed separately on transaction volume.
Protel: Is the on-premise edition still supported?
It remains in the field with a large installed base, but new investment is directed at the cloud edition, so ask for an explicit support horizon in writing.
Medius: Does it replace our ERP?
No. It sits alongside the ERP and posts approved invoices into it.
Protel: Where is Protel strongest?
German-speaking Europe and the Middle East, where its interface catalogue and fiscal compliance are deepest.
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