POS Comparisons

Rain POS vs SumUp: Which POS Is Better? (2025)

By Mauricio Oct 23, 2025 3 min read

When comparing Graine POS vs SumUp, you’re looking at two distinct approaches to restaurant point-of-sale technology. Graine POS, rated 4.3/5, offers Restaurants focused on marketing and guest engagement. Meanwhile, SumUp, rated 4.3/5, provides Small businesses and mobile sellers. Let’s dive into the details to help you make an informed decision.

Quick Comparison: Graine POS vs SumUp

FeatureGraine POSSumUp
CategoryRestaurantMulti-Industry
Starting PriceContact for pricing$39 (reader) + 2.75% per transaction
Rating4.3/54.3/5
Target BusinessSmall Business to Mid-MarketSmall Business
Pricing ModelSubscriptionTransaction-based
Free TrialYesNo
Free VersionNoNo
Best ForRestaurants focused on marketing and guest engagementSmall businesses and mobile sellers

Graine POS Overview

Graine POS is an all-in-one restaurant platform combining POS, marketing, and operations. Features include AI-powered marketing, guest engagement tools, and comprehensive reporting.

Graine POS is offered by Graine (founded 2019) based in United States. The system focuses on Full Service, Quick Service.

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Key Features:

  • POS System
  • AI Marketing
  • Guest Engagement
  • Loyalty Programs
  • Online Ordering
  • Analytics

SumUp Overview

SumUp provides mobile payment solutions and card readers for small businesses. Features simple pricing, no monthly fees, and easy setup for accepting card payments on the go.

SumUp is offered by SumUp (founded 2012) based in London, UK. The system focuses on Retail, Service, Mobile Businesses.

Key Features:

  • Card Reader
  • Mobile Payments
  • Invoicing
  • Payment Links
  • Reporting
  • No Monthly Fees

Feature Comparison

Graine POS Features:

  • POS System
  • AI Marketing
  • Guest Engagement
  • Loyalty Programs
  • Online Ordering

SumUp Features:

  • Card Reader
  • Mobile Payments
  • Invoicing
  • Payment Links
  • Reporting

When comparing features, Graine POS stands out with AI marketing engine, while SumUp differentiates itself with No monthly fees. Your choice should depend on which features align better with your specific business requirements.

Pricing Comparison

Pricing AspectGraine POSSumUp
Starting PriceContact for pricing$39 (reader) + 2.75% per transaction
Pricing ModelSubscriptionTransaction-based
Price RangeMid-rangeBudget
Free TrialAvailableNot available
Free VersionNoNo

SumUp is more budget-friendly, making it a better choice for cost-conscious businesses. Consider the total cost of ownership including hardware, processing fees, and add-on modules when making your decision.

Pros and Cons

Graine POS

Pros:

  • AI-powered marketing
  • Guest engagement focus
  • Modern platform
  • Comprehensive features

Cons:

  • Custom pricing
  • Newer platform
  • Limited widespread adoption

SumUp

Pros:

  • No monthly fees
  • Simple flat-rate pricing
  • Easy setup
  • Portable

Cons:

  • Higher per-transaction rate
  • Limited POS features
  • Basic reporting

Who Should Choose Graine POS?

Graine POS is ideal for Restaurants focused on marketing and guest engagement. The system is particularly well-suited for Full Service, Quick Service.

However, Graine POS may not be the best fit for Budget-conscious small operations.

Who Should Choose SumUp?

SumUp is ideal for Small businesses and mobile sellers. The system is particularly well-suited for Retail, Service, Mobile Businesses.

However, SumUp may not be the best fit for High-volume businesses where percentage fees add up.

Our Recommendation

Both Graine POS and SumUp are solid POS solutions, but they excel in different areas. Choose Graine POS if you’re Restaurants focused on marketing and guest engagement. Choose SumUp if you’re Small businesses and mobile sellers. We recommend trying demos or free trials of both systems before making your final decision.