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Choosing an eCommerce Platform Without Regretting It

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Total cost is not the monthly plan

Platform comparisons usually start with the subscription and end up somewhere very different. The real figure includes transaction fees, the apps you will need for things the core lacks, payment processing rates, theme or development cost, and the integration work.

  • Platform subscription, at your expected tier not the entry one
  • Transaction fees, which matter enormously at volume
  • Apps — most stores end up with several, each with a monthly fee
  • Payment processing, and whether using a third-party gateway carries a penalty
  • Build and theme cost, plus ongoing development

Model it at your expected volume in eighteen months, not at today's. Fee structures that look attractive at low volume frequently do not stay that way.

Does it model your catalogue honestly?

This is where platforms genuinely differ. Simple products with a couple of variants work everywhere. Complexity is where the pain arrives.

Test with your ten most awkward products during evaluation, not your ten simplest. Configurable products, bundles, products sold by length or weight, and items with dozens of variant combinations are what separate platforms.

Integration with what you already run

Your accounting package, your stock system, your shipping providers, your marketplaces. The quality of these integrations affects daily operations far more than any storefront feature.

Check whether the integration is official, third-party or custom, and what it actually syncs. “Integrates with your accounting software” can mean anything from full order and stock sync to a nightly CSV.

Hosted versus self-hosted

Hosted (SaaS)Self-hosted
MaintenanceIncludedYours
CustomisationWithin limitsUnlimited
Transaction feesOftenNo
Security patchingHandledYour responsibility
Best forMost businessesUnusual requirements, high volume

Self-hosting gives control and hands you responsibility for security and uptime. For most businesses without a technical team, hosted is the sensible default.

Migration is a real project

If you are moving, budget properly: products, customers, order history, URLs and SEO. URL preservation is the one most often underestimated and the one with lasting consequences if it goes wrong.

Map every product and category URL to its new equivalent and redirect them. Losing rankings on your top-selling category pages costs more than the platform difference ever will.

Do not choose on features you will never use

Platform comparison tables reward breadth, and most stores use a fraction of the features available. What matters is that the handful you use daily work well and that the platform does not obstruct your specific catalogue and operations.

Write down the ten things you do most often and test those. That list is a better evaluation tool than any comparison matrix.

Frequently asked questions

Shopify or WooCommerce?

Shopify for lower maintenance and faster setup, with transaction fees and platform limits. WooCommerce for control and no transaction fees, with maintenance as your responsibility. Both run substantial businesses; the choice is about how much you want to own.

When is a custom eCommerce build justified?

When your model genuinely does not fit standard platforms — unusual pricing, complex configuration, B2B ordering with account-specific catalogues. It is expensive and should be a last resort rather than a preference.

How much does an eCommerce site cost to build?

£8,000–£30,000 for most SME stores on a mainstream platform, depending on design, catalogue complexity and integrations. Migration from an existing store usually adds to that.

What about headless commerce?

It offers front-end freedom and adds significant cost and complexity. Justified for large catalogues with demanding performance requirements or multiple front ends; overkill for most SME stores.

Keep reading

Choosing or moving platform?

Send us your catalogue shape and the systems you run. We will tell you which platforms handle it well and where the hidden costs are.

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