Klaviyo vs Lightspeed Retail vs SumUp vs Square Point of Sale Comparison
Klaviyo
Starting at Contact for pricing
- Large Enterprises
- Medium Business
Klaviyo is a powerful marketing automation platform that allows you to attract new customers, drive sales, and build your list. The simple, intuitive interface makes it easy to create targeted campaigns visitors will lov…
Lightspeed Retail
Starting at Contact for pricing
- Free Trial
- Large Enterprises
- Medium Business
With the tagline "Rediscover your business and unlock potential growth opportunities," Lightspeed Retail is a comprehensive POS software that offers advanced e-commerce solutions, omnichannel loyalty programs, and contac…
SumUp
Starting at $0 /month
- Large Enterprises
- Medium Business
SumUp is a trusted financial technology company operating in 32 countries across three continents. We aid small business owners by making it quick, secure, and cost-effective to accept card payments online, in-app, and i…
Square Point of Sale
Starting at Contact for pricing
- Large Enterprises
- Medium Business
Square Point of Sale, the ultimate choice for businesses searching for an easy-to-use POS system. With its user-friendly design, you can effortlessly process transactions, track customer purchases, and collect feedback f…
Lightspeed Retail leads on user satisfaction with a 4.5-star rating across 923 reviews.
Klaviyo vs Lightspeed Retail vs SumUp vs Square Point of Sale — at a glance
| Feature | Klaviyo | Lightspeed Retail | SumUp | Square Point of Sale |
|---|---|---|---|---|
| Rating | 4.4 / 5 | 4.5 / 5 | 4.0 / 5 | 4.5 / 5 |
| Reviews | 1,985 | 923 | 4 | 518 |
| Starting price | Contact for pricing | Contact for pricing | $0 /month | Contact for pricing |
| Free trial | No | Yes | No | No |
| Free version | No | No | No | No |
| Best for | Large Enterprises, Medium Business, Small Business | Large Enterprises, Medium Business, Small Business | Large Enterprises, Medium Business, Small Business | Large Enterprises, Medium Business, Small Business |
| Category | Marketing Automation Software | POS Software | POS Software | POS Software |
| Integrations | 10+ apps | 10+ apps | 8+ apps | — |
| Platforms | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS | SaaS/Web/Cloud, Mobile - iOS, Installed - Mac | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS |
| API | Available | Available | Available | Available |
| Support modes | Business Hours, Online | 24/7 (Live rep), Business Hours, Online | Business Hours, Online | Business Hours, Online |
| Certifications | SOC 2, GDPR | GDPR | SOC 2, GDPR | SOC 2, GDPR |
| Data residency | Global | Global | Global | US |
Key differences between Klaviyo and Lightspeed Retail
- Free trial: Lightspeed Retail offers a free trial; Klaviyo does not.
- User satisfaction: Lightspeed Retail scores higher with a 4.5-star average.
- Deployment: Klaviyo supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS; Lightspeed Retail supports SaaS/Web/Cloud, Mobile - iOS, Installed - Mac.
Compare Klaviyo vs Lightspeed Retail vs SumUp vs Square Point of Sale — and walk away knowing which one fits.
Which tool fits your team best
Which is actually cheaper for your team size
Where each product wins, per real buyers
Most Marketing Automation Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.
Biggest differences
Features
Pricing
Buying details
Security
Buyer feedback
Integrations
Product tour
Other options
*sponsored |
Biggest differences
Start here before you go deeper into features.
Best for scalable, advanced email and SMS marketing in ecommerce.
- You manage marketing for medium to large ecommerce or DTC brands.
- You need powerful automation with deep personalization and revenue analytics.
- You want seamless integration with Shopify, BigCommerce, and subscription businesses.
- You are a small business needing a simple, minimal-feature email tool.
- Your team lacks capacity to handle a steep learning curve or complex features.
Best for small to medium retail businesses needing integrated POS and e-commerce.
- You operate multiple retail locations requiring synchronized inventory management.
- You want seamless integration between physical stores and online e-commerce platforms.
- You need a cloud-based POS system accessible remotely with strong reporting tools.
- Your business demands extensive customization or niche third-party app integrations.
- You require highly personalized, consistent customer support and service continuity.
Large Enterprises, Medium Business, Small Business
Best for small to mid-sized retail and food businesses needing simple POS.
- You want an easy-to-use POS with quick transaction processing.
- You need integrated inventory management and sales reporting.
- You require mobile device compatibility and hardware like Square Terminal.
- Your business is a large enterprise needing extensive customization.
- You require complex, multi-location inventory management capabilities.
Klaviyo: Best for scalable, advanced email and SMS marketing in ecommerce. Lightspeed Retail: Best for small to medium retail businesses needing integrated POS and e-commerce.
Description | Klaviyo is a powerful marketing automation platform that allows you to attract new customers, drive sales, and build your list. The simple, intuitive interface makes it easy to create ... Read More about Klaviyo | With the tagline "Rediscover your business and unlock potential growth opportunities," Lightspeed Retail is a comprehensive POS software that offers advanced e-commerce solutions, ... Read More about Lightspeed Retail | SumUp is a trusted financial technology company operating in 32 countries across three continents. We aid small business owners by making it quick, secure, and cost-effective to accept card ... Read More about SumUp | Square Point of Sale, the ultimate choice for businesses searching for an easy-to-use POS system. With its user-friendly design, you can effortlessly process transactions, track customer ... Read More about Square Point of Sale |
|---|---|---|---|---|
Entry Level Pricing |
|
|
|
|
Free Trial Availability |
|
|
| |
Spotsaas ScoreWhat's this? ↗ | 9.5/10 | 9.1/10 | Not Available | 9.2/10 |
User RatingsBased on verified Spotsaas reviews | ||||
Best Company Size | 201-500 employeesMedium to large businesses | Small businessMedium business | — | 1-50 employees51-500 employees |
Get pricing help |
Where each option fits best
See where each product is strongest, which teams it fits, and what causes buyers to keep looking — before you commit.
Based on buyer reviews and verified product data collected by Spotsaas.
Key strengths
- Scales with fast-growing D2C brands: Klaviyo is built to handle large contact lists, high send volumes, and complex automation as brands grow. Its infrastructure supports scaling without switching platforms, making it a long-term choice for ecommerce brands moving from early growth to mature operations.
- Strong analytics and revenue attribution: Klaviyo provides detailed reporting on campaign performance, flow revenue, conversion rates, and customer lifetime value. This makes it easier for teams to understand which messages are driving revenue and where to optimize. Clear attribution helps justify marketing spend and refine lifecycle strategies over time.
- Personalization at scale: With dynamic content blocks, conditional logic, and product recommendations, Klaviyo allows brands to personalize messages for thousands or millions of customers at once. Emails and texts can adapt based on customer preferences, purchase history, and engagement, improving relevance without increasing campaign complexity.
- Flexible integrations for growth: Lightspeed connects with a broad ecosystem that includes ecommerce platforms (Shopify, WooCommerce), accounting systems (QuickBooks, Xero), CRM and marketing tools (Mailchimp, Klaviyo), and shipping/fulfillment services (ShipStation, Shippo). These integrations allow retailers to build a complete technology stack that supports everything from online sales and loyalty programs to accounting and fulfillment without constant manual data entry.
- Rich reporting and analytics: Lightspeed’s dashboards include insights into sales trends, best-selling products, customer behavior, and staff performance. Retailers can generate reports on daily sales, tax summaries, product margins, and customer segments without exporting data into spreadsheets. These analytics empower data-driven decisions and make it easier to optimize promotions, staff scheduling, and inventory buys.
- Advanced inventory and order management: Lightspeed’s inventory tools go beyond basic item tracking. Retailers can manage multi-location stock levels, create and edit variants, forecast demand, and automate purchase orders to vendors. These capabilities reduce overstocking or stockouts, improve ordering accuracy, and support complicated assortments without heavy manual tracking.
No key benefits available yet.
No key benefits available yet.
Best fit
- 201–500
- Ecommerce, DTC Brands, Retail, Fashion & Apparel, Beauty & Cosmetics, Health & Wellness, Consumer Goods, Subscription Businesses
- Marketing Manager, Ecommerce Manager, Growth Marketer, CRM Manager, Lifecycle Marketing Manager, Head of Marketing, Founder, DTC Brand Owner
- 500+
- Retail, E-commerce, Fashion & Apparel, Specialty Stores, Home & Lifestyle, Sporting Goods, Beauty & Cosmetics, Jewelry & Accessories
- Store Owner, Retail Manager, Operations Manager, Ecommerce Manager, Inventory Manager, Head of Retail, Founder
No best-fit guidance available yet.
No best-fit guidance available yet.
Reasons buyers look elsewhere
- Some alternatives offer built-in AI copywriting, automated creative optimization, and predictive content suggestions directly inside the editor, which can appeal to teams that want more AI-driven campaign assistance without manual setup.
- Brands with heavy international customer bases might need specialized messaging providers with localized SMS routes, compliance support, and pricing optimized for global reach — areas where some competitors excel.
- While Klaviyo supports key ecommerce platforms, organizations using niche or custom systems may require platforms with larger marketplace ecosystems or plug-and-play connectors for non-commerce tools.
- Some retailers are already heavily invested in particular ecosystems — for example, Square merchants who use Square Payroll, Square Marketing, or Square App Marketplace apps. In these cases, choosing a POS that fully aligns with their existing stack prevents fragmentation and simplifies vendor management, even if Lightspeed’s core platform is strong.
- Certain specialties such as full cafes, restaurants, or service-based businesses require deeply tailored workflows (e.g., table management, reservation systems, service tickets). While Lightspeed Retail can be adapted with integrations, solutions like Toast or Square for Restaurants provide industry-native features out of the box, reducing complexity for those use cases.
- Lightspeed Retail functions best with reliable internet connectivity. Retailers operating pop-up shops, temporary locations, or environments with intermittent internet may prefer POS platforms with stronger offline transaction handling that continue to process payments and sync automatically once a connection is restored.
No alternatives guidance available yet.
No alternatives guidance available yet.
Software Demo
Demo |
|---|
Need a second opinion?
Get shortlist help from a software advisor
Share your priorities, budget, and team needs, and we’ll help you narrow the options and understand the tradeoffs before you talk to vendors.
How do Klaviyo, Lightspeed Retail, SumUp and Square Point of Sale Compare on Features?
Total Features | 10 Features | 14 Features | 14 Features | 11 Features |
|---|---|---|---|---|
Unique Features | No unique features | No unique features | No unique features | No unique features |
Get Quote |
Compare Klaviyo, Lightspeed Retail, SumUp and Square Point of Sale on pricing
Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.
Pricing Option | ||||
|---|---|---|---|---|
Starting From |
|
|
|
|
Pricing Plans |
|
|
| |
Pricing Page | Pricing information not available |  |  |  |
Other Details
Organization Types supported |
|
|
|
|
|---|---|---|---|---|
Platforms Supported |
|
|
|
|
Modes of support |
|
|
|
|
API Support |
|
|
|
|
Get help choosing |
Security & Compliance
Certifications, data handling, and security controls for IT and compliance evaluators.
SOC 2 | ✓ Yes | — |
|---|---|---|
HIPAA | ✗ No | ✗ No |
GDPR | ✓ Yes | ✓ Yes |
ISO 27001 | ✗ No | — |
Single Sign-On (SSO) | ✓ Yes | ✓ Yes |
Multi-Factor Auth (MFA) | ✓ Yes | ✓ Yes |
Data Encryption | ✓ Yes | ✓ Yes |
Audit Logs | ✓ Yes | ✓ Yes |
Data Residency | 🌐 Global | 🌐 Global |
Klaviyo vs Lightspeed Retail vs SumUp User Reviews & Rating Comparison
User Ratings | 4.5 (based on 518 reviews) | |||
|---|---|---|---|---|
Rating Distribution | ||||
Spotsaas Editor’s POV generated by AI | Buyer sentiment Buyers appreciate Klaviyo’s powerful automation and excellent support but note a learning curve and sales pressure as drawbacks. What buyers like
Common complaints
| Buyer sentiment Overall positive sentiment highlights ease of use, robust inventory management, and cloud accessibility, tempered by concerns over customer support and customization limits. What buyers like
Common complaints
| Buyer sentiment Buyer sentiment is positive across 10049 reviews, with strong overall satisfaction. What buyers like
Common complaints
| Buyer sentiment Buyers generally appreciate Square POS for its ease of use and hardware integration but note limitations in advanced features and pricing clarity. What buyers like
Common complaints
|
Pros and Cons |
|
|
|
|
Positive Reviews | No reviews available for the product | No reviews available for the product | No reviews available for the product | No reviews available for the product |
| Negative Reviews | No reviews available for the product | No reviews available for the product | No reviews available for the product | No reviews available for the product |
Integrations
Integration with other apps | No Integration information available. |
|---|
/logo_1622728934.296577.png){kind=logo}
List of Customers
Customers |  YETI  Steve Madden  Bonobos |  The Herschel  Kanel  oth |  DHL  FLiXBUS | No Customers information available. |
|---|
Media and Screenshots
Screenshots |  3 Screenshots |  3 Screenshots |
|---|---|---|
Videos |  1 Videos |  3 Videos |
Alternatives
Alternatives |
|---|
Add another option to compare side by side
Search by product name to compare pricing, fit, and buyer feedback in one view.Compare similar software options
Related Blogs and Articles for Pos Software
Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
Frequently asked questions
- Which is better, Klaviyo or Lightspeed Retail?
- Lightspeed Retail edges out the other on user ratings (4.5 vs 4.4). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
- Do Klaviyo and Lightspeed Retail offer a free trial?
- Lightspeed Retail offers a free trial. Klaviyo does not.
- What is the starting price of Klaviyo vs Lightspeed Retail?
- Klaviyo starts at Contact for pricing. Lightspeed Retail starts at Contact for pricing.
- What are the top alternatives to Klaviyo?
- Top alternatives to Klaviyo include Outgrow, ActiveCampaign, CleverTap, Moosend, Omnisend.
- What are the top alternatives to Lightspeed Retail?
- Top alternatives to Lightspeed Retail include SumUp, Square Point of Sale, ShopKeep, Clover, LivePOS.