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Meta Ads vs Google Shopping for Ecommerce: Where to Start

By Shaheer Khan, founder of Markify Ecommerce

Most online stores eventually advertise on both Meta (Facebook and Instagram) and Google. With a limited starting budget, though, you usually have to pick one to start with. The right choice depends on one question: are people already searching for what you sell?

The core difference

Google Shopping captures existing demand. Someone types "leather laptop bag 15 inch" into Google, and your product appears with an image and price. The buyer already wants the product; your job is to be the best option on the results page.

Meta creates demand. Someone scrolling Instagram was not looking for your product. Your ad has to stop them, show why they would want it, and make them curious enough to click. Meta's algorithm finds people likely to buy based on behaviour, so creative quality matters enormously.

Which products suit which platform

Google Shopping tends to suit:

  • products people search for by name or type (replacement parts, specific tools, kitchen equipment)
  • products where buyers compare price and specification
  • established categories with clear search terms
  • branded products that already have search demand

Meta tends to suit:

  • products that are new, visual or solve a problem people do not know can be solved
  • fashion, beauty, home décor, gifts and lifestyle products
  • products that look great in short videos
  • impulse purchases at moderate prices

Many products work on both. Check search demand with Google's Keyword Planner and by looking at whether other stores already show Shopping ads for your product.

Setup requirements

Google Shopping

  1. A Google Merchant Center account with your store verified.
  2. A product feed with accurate titles, descriptions, prices, availability, images and identifiers (GTIN where available). Shopify's Google & YouTube app creates this.
  3. Store policies that meet Google's requirements: visible contact details, returns policy, shipping information, secure checkout.
  4. A Google Ads account linked to Merchant Center, with conversion tracking.

Merchant Center can disapprove products or suspend accounts for issues such as misrepresentation, missing policies or price mismatches, so set it up carefully. Google also shows products in free listings, which gives some traffic before you pay for ads.

Campaign types: Standard Shopping campaigns give more control; Performance Max uses Google's automation across Shopping, Search, YouTube and Display. Many advertisers test both.

Meta

  1. A Meta Business account, ad account and Facebook page (Instagram account linked).
  2. The Meta pixel and Conversions API, which Shopify's Facebook & Instagram app sets up.
  3. A product catalogue for dynamic ads, also created by the app.
  4. Creatives: several short videos and images. This is usually the biggest piece of work.

Tracking and measurement

Both platforms report their own results and tend to give themselves credit generously. Compare their numbers with your actual sales in Shopify. Key metrics:

  • Cost per purchase compared with your profit per order
  • ROAS (revenue divided by ad spend), keeping in mind it ignores product cost
  • New versus returning customers, because retargeting existing visitors looks cheap but does not bring new buyers

Budgets

Both platforms need enough spend to learn. Too small a budget spread across many campaigns produces little useful data. Start with one focused campaign on your best products, give it time to collect results, then expand. Set a total test budget you are comfortable losing while you learn.

A sensible way to start

  1. If clear search demand exists: start with Google Shopping on your best sellers. Fix feed issues, then add Performance Max or more products.
  2. If your product is visual or new: start with Meta, with three to five creative ideas aimed at broad audiences, and let the algorithm find buyers.
  3. Either way, add retargeting: once you have traffic, remind visitors who did not buy.
  4. After a few weeks, test the other platform with a small budget. Many stores find the two work best together: Meta creates interest, and people then search on Google before buying.

For Pakistani stores

  • Selling inside Pakistan: Meta (Facebook and Instagram) is usually the main channel for consumer products, with Google Search for specific searches. COD confirmation matters as much as ads; see reducing COD refusals.
  • Selling abroad from Pakistan: you need a payment setup that works for foreign buyers and a store that meets Google Merchant Center's policy checks. See Shopify payment options for Pakistani stores.

Frequently asked questions

Is TikTok an alternative to Meta?

Yes, for products that suit short videos and a younger audience. TikTok ads and TikTok Shop work differently; see our TikTok Shop guide.

How long before I know if ads work?

Give a campaign enough time and budget to collect real purchase data, usually at least a couple of weeks, before judging it. Change creatives and products faster than you change budgets.

Can Markify run our ads?

We run marketplace advertising (Amazon, eBay, Walmart, TikTok Shop) and work on Shopify store conversion. See our services or ask for a free audit.

Work with Markify Ecommerce

Markify Ecommerce (listed on Google Maps as Markify Ecommerce - Unicored Technologies) is an ecommerce marketplace management agency in Bahria Orchard, Lahore. We manage Amazon, eBay, Walmart, Shopify, Etsy and TikTok Shop accounts, and we set up US LLCs and UK Ltd companies for Pakistani sellers.

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