Google Shopping vs Google Search Ads for eCommerce

You spend good money on Google, but your return on ad spend (ROAS) stays flat. You often wonder if you should pour your budget into text ads or image-based shopping ads. I talk to founders about this exact problem frequently. They are tired of wasting budgets on campaigns that fail to convert and looking for help.

I will explain the right setup based on my real performance marketing experience.

At a Glance
– Google Shopping relies on a visual product feed, while Search ads use text and keywords.
– Shopping ads consistently drive higher conversion rates for physical products.
– Search ads give tight control over a small budget and deliver instant traffic.
– Your right choice heavily depends on the health of your Google Merchant Center.

What are Google Search Ads?

Google Search ads are entirely text-based. This means there are no product images included, so your written ad copy does all the heavy lifting to generate sales.

You choose specific keywords to target potential buyers based on what they type. These ads work exceptionally well if you have a tight budget. You also start seeing traffic almost instantly after launching your campaigns.

What are Google Shopping Ads?

Shopping ads show up in the Google Shopping tab and at the top of main search results. They are visual, image-based ads that show a picture of your product, along with the name, price, and reviews.

These campaigns do not involve bidding on individual keywords. Instead, you put together a product feed that Google’s algorithm analyzes. The algorithm then automatically decides which user searches should trigger your products to appear.

Why Google Shopping usually wins for physical products

Running Shopping ads makes sense for almost all eCommerce businesses. You just need a product feed synced to the Google Merchant Center. I work with many Shopify clients who I have helped set this up, and the process is very manageable.

Shopping ads convert better for physical products because buyers see the image, price, and reviews before they ever click. Your ads show directly on Google, featuring your actual product, which means you reach a highly intent audience ready to buy.

Instead of guessing which keywords to bid on, Google reads your product feed. The algorithm looks at your product titles and descriptions to automatically match items with what people actually search for.

Giving shoppers visual proof upfront qualifies the click. If someone clicks a $150 pair of shoes after already seeing the price, they are highly likely to buy. Over time, this drops your cost per acquisition (CPA).

Shopping ads also scale easily once they gain momentum. Because Google’s algorithm figures out what works best, you spend less time tweaking individual bids and more time adjusting your budget efficiently.

The waiting game: Speed versus scale

Search ads deliver instant traffic, while Shopping campaigns take time to ramp up and optimize. Search campaigns start driving clicks the minute they gain approval. You start with a large volume of traffic.

With Search ads, there is no waiting for an algorithm to warm up. Shopping ads, however, require patience. Google needs time to test your product feed against real user searches.

Once that algorithm locks onto your ideal customer, the volume of sales from Shopping easily outpaces a manual Search campaign.

When to rely on the control of Search ads

Text-based Search ads offer total control over exactly where your ad budget goes. They make sense when you have little brand search volume and want to target people directly on search placements using specific keywords.

Since there are no images, your ad copy does all the heavy lifting. You pick the exact keywords to trigger your ads. This means you can target a specific problem your product solves, like “running shoes for flat feet.”

Search ads are also vital for brand defense. You must dedicate a budget to bid on your own brand name so competitors cannot steal your traffic. This strategy makes it so expensive for other brands to bid on your name that their ROAS declines, and they eventually avoid your brand entirely.

You can also do things with Search that Shopping cannot handle. You can target top-of-funnel educational keywords and send people to a helpful blog post. You can use remarketing lists (RLSA) to bid aggressively on past website visitors.

The hidden catch: Your Merchant Center setup

Shopping ads are powerful, but they require a proper data structure to work. Setting up your product feed inside the Google Merchant Center takes time and focus. It is not just clicking a button; it is strict data management.

You must map out specific data attributes for every single item you sell. This includes brand names, unique product identifiers (like GTINs or MPNs), and specific Google product categories.

If your shipping policies do not match your site, or product codes are missing, Google disapproves your items. I frequently see store owners forced to rely on Search ads simply because their Merchant Center got suspended over a minor data error. This is easy to fix and you must follow their guidelines.

How to decide what works best

If you sell physical products and have a flexible budget, starting with Google Shopping is best. Let your Shopping ads run for a week or two to gather data. Then, check your search terms report to see exactly what words people typed in before buying.

Once those winning words are clear, you can build a highly targeted Search campaign around them. Overall, I recommend running both channels in tandem. Use Search ads for brand and non-brand keywords as long as they are profitable. However, the majority of your budget should always go to your eCommerce ads, which are the Google Shopping campaigns.

I help many clients set up and organize their ad accounts following these exact practices, achieving a ROAS up to 20X. On average, my clients see returns ranging between 3X and 10X.

Wrapping up

Both ad types generate revenue, but they serve different roles in your strategy. Shopping grabs attention with pictures and price, acting as your digital storefront. Search lets you target specific text queries with total budget control.

If you want an expert eye to check your setup and provide guidance, I offer hourly consulting work. You can reach out to me, and we can look at your setup together.

FAQs

Do Shopping ads cost more than Search ads?
Not necessarily. Shopping ads often have a lower cost per click (CPC) than highly competitive text keywords. However, your actual cost depends heavily on your industry and how well your product feed is optimized.

Do I need a product feed to run Google Search ads?
No. Search ads are entirely text-based. You simply write the headlines and descriptions, then choose the keywords you want to target. A Google Merchant Center account is not required for this specific ad type.

Can I run Google Shopping and Search ads at the same time?
Yes, absolutely. In fact, it is a recommended strategy. You can use Shopping ads to capture visual product searches and Search ads to capture top-of-funnel research queries or competitor brand terms.

What is the biggest mistake people make with Google Shopping?
Ignoring the product data feed. Having poorly optimized titles, missing images, or inaccurate shipping data will throttle your Shopping campaigns. Google relies entirely on this data to match your products with buyers.