Is the Square Terminal vs Barclaycard Flex better for your UK small business?
We compare both machines based on real user reviews, prices and what features they each offer.
You can also find our comparison of all the best card machines here.
Square Terminal vs Barclaycard Flex: The Basics
Square Terminal | Barclaycard Flex | |
Payment Company Name | Square | Barclaycard |
Machine Type | Mobile POS | Card Machine |
Where To Buy It? | Click Here To Buy The Square Terminal | Click Here To Buy The Barclaycard Flex |
Square Terminal vs Barclaycard Flex: Which Is Cheaper
Below we compare the cost of buying the Square Terminal compared to the Barclaycard Flex and how much each charge you to use them.
You can also see if either qualify as one of the 7 Cheapest Card Readers.
Square Terminal | Barclaycard Flex | |
Price For The Machine (excluding VAT) | £149 | Monthly Rental Fee |
Minimum Monthly Fee | None | £15 |
Standard Debit Card Transaction Fee | 1.75% | 1.60% |
Standard Credit Card Transaction Fee | 1.75% | 1.60% |
Amex Card Fee | 1.75% | 1.60% |
Standard Card Not Present Fee | 1.4% + 25p for UK cards 2.5% + 25p for non-UK cards | 1.60% |
Contract Required | No | Yes |
Minimum Transaction Amount | £1 | No |
How Soon Can You Get Your Money | Next Buisness Day or Instant Option for 1% Fee | Next Banking Day |
Square Terminal vs Barclaycard Flex Reviews
Does the Square Terminal or the Barclaycard Flex have better reviews? We compare Trustpilot, iPhone and Android app reviews below.
Square Terminal | Barclaycard Flex | |
Trustpilot Rating | 4.3 | 1.3 |
Number of Trustpilot Reviews | 2,290 | 3,158 |
iPhone App Rating | 4.8 | No Rating |
Number of iPhone Reviews | 10,300 | No Reviews |
Android App Rating | 4.8 | No Rating |
Number of Android Reviews | 213,000 | No Reviews |
Square Terminal vs Barclaycard Flex Accepted Cards
Both the Square Terminal and Barclaycard Flex accept standard debit and credit cards issued by Visa and Mastercard. But do they accept other card types? We compare below:
Square Terminal | Barclaycard Flex | |
Accept Visa | Yes | Yes |
Accept Mastercard | Yes | Yes |
Accept Amex | Yes | Yes |
Accept Apple Pay | Yes | Yes |
Accept Google Pay | Yes | Yes |
Accept Union Pay | No | Yes |
Accept JCB | No | Yes |
Accept Discover | No | Yes |
Square Terminal vs Barclaycard Flex Features
Square Terminal | Barclaycard Flex | |
Mobile Phone Required | No | No |
Built-In Printer | Yes | Yes |
Touch Screen | Yes | No |
Take Phone Payments | Yes | Yes |
Take Online Payments | Yes | Yes |
Business Bank Account Included | No | No |
Square Terminal Features

- Any type of payment method, including chip and PIN, mobile and contactless card payments
- Fair pricing with no monthly fees
- Data security
- Monitor suspicious activity and block fraudulent transactions
- Offline Mode
- 24/7 phone support
Barclaycard Flex Features

- Take payments in store or on-the-go using chip and PIN or contactless
- Virtual payments over the phone and by post
- Switches between Bluetooth, GPRS, Wi-Fi and mobile data networks
- Flexible pricing
- Accept up to 700 sales a day on a full charge
- Lightweight yet durable 320g
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