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Cynergy Bank VS SumUp Business Account: Business Banking Review & Fee Comparison


By: Ian Wright | Last Updated: May 22, 2025

Is Cynergy Bank or SumUp Business Account better for your small business?



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Below we look at both Cynergy Bank and SumUp Business Account reviews on Trustpilot along with their App reviews from Apple and Google.

We then look at typical fees, business savings rates, foreign currency options and a whole bunch of other account features to help you make up your mind.

Cynergy Bank Homepage
Cynergy Bank Homepage


SumUp Business Account Homepage
SumUp Business Account Homepage
 

Cynergy Bank vs SumUp Business Account Trustpilot Reviews

Cynergy BankSumUp Business Account
Trustpilot Review Score (out of 5)44.2
Percent 5-Star Reviews58%64%
Percent 1- Star Reviews27%22%
Total Number of Reviews2,23518,247
Sources:
https://www.trustpilot.com/review/cynergybank.co.uk
https://www.trustpilot.com/review/sumup.com

Cynergy Bank vs SumUp Business Account App Reviews

Cynergy BankSumUp Business Account
iPhone Review Score (out of 5)1.54.8
Number of iPhone Reviews35012,400
Android Review Score (out of 5)1.74.7
Number of Android Reviews44984,500
Sources:
https://apps.apple.com/gb/app/cynergy-bank-authenticator/id1497728953
https://apps.apple.com/gb/app/sumup/id514879214

Cynergy Bank vs SumUp Business Account Account Fees & Charges

Cynergy BankSumUp Business Account
Free Business Bank AccountYesYes
Free Business Account Term Length12 MonthsNo Limit
Cheapest Monthly Account Fee£25No
Most Expensive Monthly Account Fee£25No
Electronic Payment Cost (in/out)35pFree
Cash Payments Cost (in/out)65p per £100Free
Cheques (in/out)30p / 78pFree
CHAPS Payments Cost£25No
SEPA Payments Cost£6No

Cynergy Bank vs SumUp Business Account Business Savings Rates

Cynergy BankSumUp Business Account
Types of Business Savings AccountsBusiness SaverNone
Lowest Savings Rate (AER)4.00%NA
Maximum Savings Rate (AER)4.00%NA
Minimum Savings Amount£1NA
Interest Paid On Foreign CurrenciesYesNo
 

Cynergy Bank vs SumUp Business Account Account Opening Times

Cynergy BankSumUp Business Account
Can You Apply Online?YesYes
How Long Does Opening An
Account Typically Take?
15 minutes10 minutes
Do They Check Your Credit?YesYes
Current Account Switch ServiceYesNo

Cynergy Bank vs SumUp Business Account Features & Account Types

Cynergy Bank Account Types
Cynergy Bank Features & Account Types


SumUp Business Account Account Types
SumUp Business Account Features & Account Types


Cynergy BankSumUp Business Account
Business Current AccountYesYes
Business Savings AccountYesNo
Business Credit CardYesNo
Business OverdraftYesNo
Accounts For StartupsYesYes
Accounts For CharitiesNoYes
Accounts For Sole TradersYesYes
Joint Business Accounts AvailableYesNo
Card TypeVisaMastercard
Online BankingYesYes
Mobile BankingYesYes
In Person/Branch BankingYesNo
Branch LocationsLondon, Redhill, Birmingham, Manchester and GlasgowNone, online only

Cynergy Bank vs SumUp Business Account Customer Support Options

Cynergy BankSumUp Business Account
Phone Support AvailableYesYes
Email Support AvailableYesYes
App Based Support YesYes
Web Based SupportYesYes
In person Customer SupportYesNo

Cynergy Bank vs SumUp Business Account Foreign Currency Accounts

Cynergy BankSumUp Business Account
US Dollar (USD) Bank AccountsNoNo
Euro (EUR) Bank AccountsYesNo
Other Currencies Available:NoNo

Other Business Services From Cynergy Bank and SumUp Business Account

Cynergy Bank Account Types
Other Cynergy Bank Services


SumUp Business Account Account Types
Other SumUp Business Account Services


Cynergy BankSumUp Business Account
Business LoansYesNo
Commercial MortgagesYesNo
Invoice FinancingYesNo
International PaymentsYesYes
Merchant Payment ServicesNoYes
Card MachinesNoYes
Free Accounting SoftwareNoNo

Cynergy Bank vs SumUp Business Account Banking Basics

Cynergy BankSumUp Business Account
Bank TypeChallengerChallenger
FSCS ProtectionYes, up to £85,000No
FCA Number575105900700
WebsiteCynergy Bank WebsiteSumUp Business Account Website

Common Comparison Questions

Does Cynergy Bank or SumUp Business Account have better customer reviews?

Cynergy Bank scores 4 out of 5 based 2,235 Trustpilot reviews. Of these reviews 58% are 5-star and 27% are 1-star.

Whereas, SumUp Business Account scores 4.2 out of 5 based 18,247 Trustpilot reviews. Of which 64% are 5-star and 22% are 1-star.

Does Cynergy Bank or SumUp Business Account have a better App?

Cynergy Bank’s iPhone App is rated 1.5 out of 5 based on 350 reviews. And it’s Android App is rated 1.7 out of 5 based on 449 reviews.

In comparison, SumUp Business Account’s iPhone App is rated 4.8 out of 5 based on 12,400 reviews. And it’s Android App is rated 4.7 out of 5 based on 84,500 reviews.

Does Cynergy Bank or SumUp Business Account have better business savings rates?

Cynergy Bank offers the following types of business savings accounts: Business Saver with interest rates ranging from 4.00% to 4.00%. (AER)

In contrast, SumUp Business Account offers None accounts with interest rates ranging from NA to NA (AER).

See Other Comparisons:
Cynergy Bank vs Cambridge & Counties Bank
Cynergy Bank vs Recognise Bank
Cynergy Bank vs Dudley Building Society
Cynergy Bank vs MyPOS
Cynergy Bank vs Ampere


For other business bank accounts see our guide here.

 



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