Running your business on Sage 50? Here is how the move to Odoo works.

For long-time Sage 50 users, in the UK, Ireland and the US.

Too deep?

Questions buyers ask

No. You choose when. Many owners pick a VAT quarter or year end.

Yes. You choose how many years, and your accountant checks the opening balances.

Yes. Both run in parallel until the numbers match, and nothing is switched off until you say so.

Yes. Your accountant gets their own login, with the reports they need.

In Ireland, VAT returns go to Revenue through ROS. TRC configures Irish VAT in Odoo, and your accountant can keep filing, or you can.

Yes. Your data stays yours, and you can export it at any time.

Each one is mapped: standard in Odoo, set up by TRC, connected or built.

Yes. Sage 50 can stay for the books while Odoo runs stock, orders and the shop, connected by TRC. Most businesses then move the books across at a year end.

Your history comes with you and stays readable.

The short answer

Sage 50 is a good fit for UK and Irish small businesses with in-house bookkeeping.
Odoo is a good fit for small businesses ready for stock, sales, online selling and accounts in one system.
TRC ERP sets Odoo up for your business and connects what you keep.

What Sage 50 does well

Making Tax Digital for VAT, with automatic bank reconciliation.
Stock tracking, recurring transactions and bespoke reports on the desktop.
Handles multiple companies, departments and budgets.
Professional adds sales and purchase orders, project costing, foreign currency and a fixed asset register.

Sage 50 Accounts is sold in two editions, Standard and Professional, in the UK and Ireland. User and company limits vary by edition; see Sage.

In the US

Three editions (Pro, Premium and Quantum) that scale from one user to 40.
Quantum adds role-based permissions and workflow management.

Sources: Sage: Sage 50 Accounts (UK) opens sage.com ↗ · Sage: Sage 50 Accounts upgrade matrix (knowledge base) opens gb-kb.sage.com ↗ · Sage: Sage 50 (US) opens sage.com ↗ (checked 11 October 2026).

Full comparison

Your question · Sage 50 Accounts (UK) · Odoo 20 · How TRC delivers it

Finance and tax

Can it file VAT returns? · Irish VAT returns · TRC configures Irish VAT in Odoo, and returns go to Revenue through ROS. · Standard in Odoo · TRC configures

Bank feeds? · See Sage · Yes, bank synchronization [O2] · Standard in Odoo

Paying suppliers by file? · See Sage · BACS payment files for supplier and customer batches [O1] · Standard in Odoo

Reporting by department? · Departments and budgets [S1] · Analytic accounting and budgets [O3] · Standard in Odoo · TRC configures

Foreign currency? · Professional edition [S1] · Yes [O4] · Standard in Odoo

Stock and operations

Sales and purchase orders? · Professional edition [S1] · Yes, Sales and Purchase [O5] · Standard in Odoo

Bills of materials? · See Sage · Yes, Manufacturing [O6] · Standard in Odoo · TRC configures

Lot and serial numbers? · See Sage · Yes [O7] · Standard in Odoo · TRC configures

Project costing? · Professional edition [S1] · Yes, Project with analytic costs [O8] · Standard in Odoo · TRC configures

People and scale

Several companies? · Multiple companies; limits vary by edition [S1] · Multi-company in one database [O9] · Standard in Odoo · TRC configures

Setup and data

Where does it run? · Desktop software [S1] · Odoo Online, Odoo.sh or your own servers [O10] · Standard in Odoo · TRC configures

Payroll? · See Sage · Your payroll provider, connected, or Employment Hero through Odoo's UK connector [O1] · TRC connects

Moving your data? · Not applicable · Import from Sage 50, checked by you before the switch [O11] · TRC builds

App by app: what you get beyond Sage 50

Sage 50 does the books well. Odoo does the books and the rest of the business in the same database, so one entry is enough. Each line is standard in Odoo; TRC sets it up for how you work.

Odoo 20. Sage 50 features vary by edition and country; your own setup is confirmed on the call.

Where Odoo goes further

Stock, sales and accounts in one system

Orders, stock and invoices share one record, so nothing is retyped between packages. Standard in Odoo

A point of sale and an online shop on the same records

Point of Sale and eCommerce sell from the same stock and post to the same books. Standard in Odoo

Several companies in one database

Each company keeps its own books, with intercompany rules between them. Standard in Odoo · TRC configures

How TRC handles the rest

Your accountant

Your accountant gets their own login and the reports they need.

VAT

TRC configures Irish VAT in Odoo, with returns filed to Revenue through ROS.

Payroll

Keep Sage payroll or BrightPay: TRC connects it, so pay journals post into Odoo.

Your data

Your data stays yours, and you can export it at any time.

Moving across, step by step

Your current records Customers, suppliers, products, open invoices and balances, checked with you.
What moves You choose how much history comes across.
Test the essentials Your everyday transactions are tested on a copy of your data: a sale, a purchase, a VAT return, a bank reconciliation.
Train your team Short sessions on the tasks each person does.
Agree the switch day Usually a VAT quarter or year end..

Who should stay on Sage 50

One person does the bookkeeping and nothing else needs to connect to it.
You're in the last year before a planned sale or closure.

Why TRC

TRC has worked with UK and Irish businesses on Sage for years. We move your history, run both systems side by side, and help you through your first month end if you need it.

An official Odoo partner, registered in the US, UK, Ireland and South Africa.

From our implementation and support experience

Marymount. Marymount, a hospital and hospice, replaced Sage 50 after a public tender. The new system went live in June 2020.

Read the story

Odoo applications involved

Journeys to explore

Tell us how you work today and we will show you it in Odoo.

Still on Sage 50? Tell Brad about your business, and we'll start from what you've just read.