There's no single answer to "how much does an e-commerce website cost?" — because an online store isn't a one-off expense, it's an investment made up of several items. E-commerce website cost varies with what you sell, how many products you have, and which integrations you need. This article explains the real items behind the bill so you can compare quotes correctly.
The items that determine cost
- Infrastructure: Ready-made platform or custom software? Ready-made is cheaper at first but grows with commissions and monthly fees over time; custom is an upfront investment but takes no commission. (Ready-made or custom?)
- Design: A ready theme or a design tailored to your brand? Custom design raises conversion but takes effort.
- Payment (virtual POS) integration: Integrating a bank/payment provider's virtual POS with 3D Secure — a technical job.
- Shipping integration: Automatic labels, tracking and notifications. The item that pays off most as orders grow.
- Product and content entry: 50 products and 5,000 products aren't the same job; preparing images and descriptions is often overlooked.
- Legal setup: Distance sales, pre-information, return terms, data protection — a risk if missing.
Not one-off: ongoing costs
In e-commerce, the real difference is in the monthly/yearly expenses:
- Hosting and security: Fast and secure infrastructure.
- Commissions: Ready-made platforms may take a per-sale commission — this item swells as volume grows.
- Maintenance and updates: Security, backups, small improvements.
- Marketing: The job isn't done when the site launches; you need an ad and SEO budget for traffic.
The hidden bill of going cheap
The lowest quote is often the most expensive option. A slow infrastructure means an abandoned cart, missing SEO means an invisible store, and a locked-in system means "can't migrate" later. In e-commerce, cheap is usually a debt paid later. We explained the same logic in our Corporate Website Prices 2026 article.
So what should you do?
Discuss cost not with a single number but with your needs list. How many products, which integrations, what growth goal? The right setup, even if it looks a bit pricier upfront, lowers your total cost of ownership. For all the setup steps, see our How to Build an E-Commerce Website guide.
For a clear e-commerce website quote based on your needs, get in touch — let's talk openly about what you're paying for, with no hidden items.