BigCommerce vs Shopify SEO: what each lets you change — comparison table

BigCommerce vs Shopify SEO: what each lets you change

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By Jason Feng, Founder & Researcher. See how this review was researched.

Quick answer

Both platforms ship the SEO basics, and the difference is in how much you can change and where you change it. BigCommerce advertises built-in tools for "optimized URLs, redirects, metadata, and rich snippets" on its SEO feature page. Shopify exposes the same elements as theme objects: page_title, page_description and canonical_url render in theme.liquid, and its developer docs describe canonical tags, a customizable robots.txt template and automatic hreflang tags for Shopify Markets.

The practical split: BigCommerce keeps more of this in the admin, while Shopify keeps more of it in the theme, which means a developer can change it and a merchant cannot.

Table of contents

Six wooden blocks arranged in two rows of three

What each platform publishes about SEO

Start with the vendor’s own claim, because that is the only thing either company is accountable for.

BigCommerce answers the question directly on its SEO feature page: "Yes. BigCommerce includes customizable URLs, meta titles and descriptions, automatic sitemaps, structured data, automated redirects, and other SEO-friendly features designed to improve discoverability." The same page lists the capability under a short heading: "Drive organic growth with built-in SEO tools, optimized URLs, redirects, metadata, and rich snippets."

Shopify’s claim is thinner on the marketing side and deeper on the documentation side. Shopify.dev publishes a theme SEO section that names three practices: add SEO metadata to your theme, customize robots.txt, and use hreflang tags. The metadata page spells out the tags themselves, which is where the practical detail lives.

SEO element BigCommerce Shopify
URL customization "Customizable URLs" per the SEO feature page Product, collection and page handles set in the admin
Meta title and description Published as built-in Set in admin, rendered through page_title and page_description
Canonical tags [DATA NOT VERIFIED: BigCommerce does not publish canonical tag documentation on the pricing, SEO feature or developer pages reachable from the US exit on 2026-10-01] canonical_url global object documented on shopify.dev
Structured data "Structured data" and "rich snippets" per the SEO feature page Theme-level markup, no admin toggle documented
Automatic sitemap Published as automatic sitemap.xml auto-generated, split by content type
Redirects "Automated redirects" per the SEO feature page URL redirects managed in admin; theme-level control not documented
robots.txt Not published as customizable robots.txt.liquid template documented on shopify.dev
hreflang Multi-storefront add-on, priced per month Automatic for Shopify Markets via content_for_header

One caveat on reading this table: Shopify’s public help center returned HTTP 403 to every request from our US exit on the research date, including the SEO manual pages. The Shopify rows above come from shopify.dev developer documentation and from an archived copy of the help center sitemap article, not from live help pages.

URLs and canonical tags

URL structure is the part merchants ask about most and control least.

BigCommerce sells URL customization as a builder feature rather than a technical one, and its SEO page lists it alongside redirects and metadata. That framing is consistent with how the platform works: more of the configuration sits in the admin, which is better for a non-technical operator.

Shopify’s approach surfaces in the theme. Its metadata documentation shows a theme.liquid pattern that renders the page title, appends the shop name when the title does not contain it, outputs a meta description when one exists, and links the canonical URL:

<title>{{ page_title }} - {{ shop.name }}</title>
{% if page_description %}
  <meta name="description" content="{{ page_description | escape }}" />
{% endif %}
<link rel="canonical" href="{{ canonical_url }}" />

The important part is not the syntax. It is that the canonical tag lives in the theme, which means the platform supplies the logic and the theme author decides whether to use it. Most modern themes do. A heavily customized theme can break it without anyone noticing until traffic moves.

Shopify’s own developer documentation frames the same three items as the core of theme SEO: the title tag, the meta description and canonical URLs. That is a narrower scope than BigCommerce’s marketing list, and it is more precise.

If you are building the rest of the checklist, our ecommerce SEO checklist covers the items that apply regardless of which platform you run.

Structured data and rich results

BigCommerce puts structured data in the published feature list next to rich snippets, which is the outcome the markup exists to produce. That is a merchant-facing promise: product and review markup, and the resulting rich results in search.

Shopify’s documentation does not present structured data as a switch. Its theme SEO guidance points at the meta tag layer, and its blog content discusses structured data in general terms as the way product pages qualify for Google Shopping results. In practice, Shopify stores get product markup through theme code or through an app, and the platform does not claim an admin setting for it.

That difference matters at migration time. If your rich results come from theme markup on Shopify, moving to BigCommerce means rebuilding the markup as a mobile-ready admin setting, and the reverse holds too. Neither platform documents an export for it.

Sitemaps and crawl control

Sitemaps are the least contested area between the two platforms, and the easiest to check after launch.

The archived Shopify help article is explicit: "All Shopify stores automatically generate a sitemap.xml file that contains links to all your products, primary product image, pages, collections, and blog posts." The file sits at the root of each domain, links to separate sitemaps by content type, and updates when you add a page, product, collection, image or blog post. With international domains, Shopify generates sitemap files for each domain, and it warns that any domain not used for international targeting should redirect to the primary one.

BigCommerce publishes an automatic sitemap on its SEO feature page without describing the file structure. I could not open the BigCommerce support article that would explain it, because the support site rendered as an application shell rather than readable text from our exit.

Crawl control is where the two diverge most clearly. Shopify documents a robots.txt.liquid template that themes can add to the Templates folder, supporting only the robots, group, rule, user_agent, sitemap and request objects. You can add a rule to an existing group, remove one, or add custom rules. BigCommerce does not present robots.txt as a customizable file in the pages I could read.

If your SEO strategy depends on disallowing filter parameters or blocking aggressive crawlers, Shopify gives you a documented hook and BigCommerce’s equivalent is not published in the material available to me.

Multi-store and multi-language URLs

This is where the two platforms take genuinely different routes.

Shopify handles languages and regions through Shopify Markets. Its hreflang documentation says Shopify adds the tags automatically through the content_for_header object, and that a country-specific market produces a region-qualified tag such as fr-ca or en-us while a broader market produces a language-only tag. The same docs note that hreflang tags can be managed manually in the theme when you need control the automatic system does not give. Shopify’s sitemap article adds that international domains each get their own sitemap file.

BigCommerce sells multi-storefront as an add-on. Its pricing page lists an additional storefront at $30 a month on Core with a maximum of three, $50 on Growth with a maximum of five, and $100 on Scale with a maximum of eight, and describes the feature as a way to "create and manage multiple, unique storefronts" from one dashboard. That structure is aimed at multiple brands and regions rather than at language toggles inside one store.

Multi-store question BigCommerce Shopify
Mechanism Multi-storefront add-on, separate storefronts Shopify Markets inside one store
Published price $30/mo Core (max 3), $50/mo Growth (max 5), $100/mo Scale (max 8) Included with the plan; market fees published separately
hreflang Not documented on the pages reachable on 2026-10-01 Automatic for Markets, with manual option
Sitemap per domain Not documented Separate sitemap per international domain
Where the SEO work lands Per storefront, so repeated per brand Once, across markets

Put simply, Shopify’s model is one store with many markets and BigCommerce’s is many storefronts under one account. Neither is better in the abstract. They produce different amounts of duplicated work, and if you run three brands you will feel that difference in week one.

Product variants and duplicate content

Variants are a quiet duplicate content problem, because a product with forty combinations can generate forty URLs that serve nearly identical pages.

Shopify’s variant ceiling is documented in WooCommerce’s published comparison table as "Up to 2,048 variants per product; max 3 option types per product." The same table lists BigCommerce at "Up to 600 variants per product" and, on the Enterprise column, a maximum of 600 SKUs per product. I am citing those figures to a competitor’s comparison table rather than to BigCommerce or Shopify directly, and that is worth knowing when you read them.

A lower variant ceiling does not automatically mean fewer duplicate pages, and a higher one does not mean more. What it changes is how you model products: a large variant count pushes you toward canonicalizing variant URLs or consolidating them, and a small one pushes you toward separate products, which creates its own near-duplicates.

For the mechanics of handling both cases, including filter parameters and pagination, see our ecommerce SEO checklist. The pricing side of the same decision is in our BigCommerce vs Shopify pricing comparison, because a higher plan tier is what buys more variant headroom on one of the two platforms.

What a merchant can change without a developer

This is the question that decides most real migrations.

On BigCommerce, the published positioning is that editable URLs, metadata, redirects and structured data are built in. That maps to an admin workflow, which is what a one-person store needs.

On Shopify, the metadata layer is theme code. A merchant can set the title and description for most pages in the admin, because the theme reads those values through page_title and page_description. Changing the canonical behavior, the robots.txt rules, or the structured data markup requires editing the theme or installing an app.

Neither arrangement is wrong. Shopify pushes the flexibility down to whoever owns the theme, and BigCommerce pushes it up into settings. If you do not have that person, Shopify’s flexibility is notional.

There is a third consideration that four other platforms make obvious, and our three-platform pricing comparison covers it: the SEO work is not what costs money, the replatform is. Ranking loss during a migration comes from URL changes and missing redirects, and BigCommerce’s own migration guidance addresses that directly, telling merchants to launch "with 301 redirects in place to help preserve SEO performance."

That single sentence is the most useful thing on either vendor’s SEO material, and it applies to whichever direction you move. If you are heading the other way, our Shopify to WooCommerce migration guide walks through the redirect map and the data that does not survive the trip.

Our verdict

The SEO capabilities are close enough that SEO should not be the deciding factor. The exceptions are specific.

  • If filters, crawl budget or international markets are central to your strategy: Shopify. Documented robots.txt customization, automatic hreflang through Markets, and per-domain sitemaps are all published and usable without a partner.
  • If you manage several brands and want each to have its own storefront and URL: BigCommerce. Budget $30 to $100 a month for the add-on depending on tier, and accept that per-brand SEO work repeats per storefront.
  • If you have no developer and no theme budget: BigCommerce, because URLs, metadata and redirects are positioned as admin features.
  • If you have a developer and a theme you already control: Shopify, because the theme layer gives that developer clean hooks for canonical tags, robots.txt and structured data.

Whichever you choose, decide the redirect map before the migration rather than after it. That work is platform-independent, and it is the part that protects the rankings you already have.

How we researched this

  • This is a research-based review. Every claim comes from a vendor’s own documentation, pricing page or developer reference, read on 2026-10-01 through a US exit IP with an en-US locale.
  • Shopify’s public help center returned 403 to every request from our exit on the research date. Where a Shopify help article was needed, I used the archived copy and noted it in Sources rather than paraphrasing from memory.
  • BigCommerce’s support articles rendered as an application shell rather than readable text, and its developer pages are partly client-rendered. Claims that could not be read in full are marked as unverified instead of filled in.
  • Variant ceilings are cited to WooCommerce’s published comparison table, with that attribution stated in the text, because neither vendor publishes them in the pages I could reach.
  • The full method is on our how we research page.

Sources

All URLs fetched 2026-10-01 via a US exit IP with Accept-Language: en-US, except where an archive copy is noted.

  1. BigCommerce SEO features (https://www.bigcommerce.com/features/seo/): customizable URLs, redirects, metadata, structured data, rich snippets, automatic sitemaps, migration guidance on 301 redirects
  2. BigCommerce pricing (https://www.bigcommerce.com/pricing/): multi-storefront add-on prices and maximums, built-in blog row, feature table
  3. BigCommerce pricing FAQ (https://www.bigcommerce.com/pricing/faq/): plan mechanics and API call limits
  4. Shopify developer docs, theme SEO overview (https://shopify.dev/docs/storefronts/themes/seo): theme SEO practices
  5. Shopify developer docs, add SEO metadata to your theme (https://shopify.dev/docs/storefronts/themes/seo/metadata): title tag, meta description, canonical URL pattern
  6. Shopify developer docs, customize robots.txt (https://shopify.dev/docs/storefronts/themes/seo/robots-txt): robots.txt.liquid template and supported objects
  7. Shopify developer docs, use hreflang tags (https://shopify.dev/docs/storefronts/themes/seo/hreflang): automatic hreflang for Shopify Markets
  8. Shopify help center, finding and submitting your sitemap (archived copy: https://web.archive.org/web/2026id_/https://help.shopify.com/en/manual/promoting-marketing/seo/find-site-map): automatic sitemap.xml and per-domain sitemaps
  9. Shopify pricing (https://www.shopify.com/pricing): plan details and hosting statements
  10. WooCommerce pricing (https://woocommerce.com/pricing/): product variant limits comparison table giving Shopify and BigCommerce variant ceilings

Directly comparable breakdowns on this site:

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