This question arrives almost weekly, and the framing is usually wrong. Google Ads and Meta Ads are not two brands of the same product. They are two fundamentally different mechanisms, and choosing between them is really a question about your market: does demand for what you sell already exist, and are people typing it into a search box?
The Actual Difference
Google Ads is demand capture. Someone has a problem, they type it into Google, and you appear. The intent is already there; you are competing for a person who has decided they want something. Meta Ads, meaning Facebook and Instagram, is demand creation. Nobody opens Instagram to buy your product. You interrupt them with something interesting enough to change their afternoon. Capture is easier to convert and harder to scale. Creation is harder to convert and much easier to scale.
Start With a Search Volume Check
Before spending anything, find out whether people are searching for what you sell. If you run a plumbing service, an emergency clinic, a law firm, a laptop repair shop, then yes, and Google is where your money should go first, because the person searching for laptop repair at nine in the evening has a broken laptop right now. If you sell a new product category, a lifestyle brand, or something people do not know exists, search volume will be near zero and Google Ads will spend your budget on almost nothing. That is a Meta problem.
What Google Ads Demands From You
A landing page that answers the exact query, not your homepage. Correct match types, because broad match without supervision will spend your budget on queries you never wanted. A negative keyword list, built continuously, which is where most of the savings are. And conversion tracking that works, so you can see which keywords produce enquiries rather than clicks. Without conversion tracking you are not running a campaign, you are making a donation.
What Meta Ads Demands From You
Creative, and lots of it. On Meta the creative is the targeting: the algorithm will find the people who respond to what you made, so the video or image is doing most of the work. Expect to produce many variations and to have most of them fail. Budget for creative production the way you budget for media spend, because a large budget behind one tired image will simply spend faster. The tracking pixel or conversions API must be installed correctly, or the algorithm is optimising blind.
The Cost Comparison Everyone Gets Wrong
Meta clicks are cheaper than Google clicks, and people conclude Meta is cheaper. It usually is not, because you are not buying clicks, you are buying customers. Google traffic converts at a far higher rate because the intent was already there. Compare cost per acquisition, not cost per click, and the ranking often reverses. The only number that matters is what a paying customer costs you, measured against what that customer is worth over time.
The Order We Usually Recommend
If people are searching for your category, start on Google, prove the offer converts, learn what language your customers actually use, and only then take that proven message to Meta to widen the funnel. If nobody is searching, start on Meta, create the demand, and watch your branded search volume climb. Once people begin typing your name into Google, run a small search campaign on your own brand terms to protect that traffic from competitors bidding on it.
Do Not Split a Small Budget in Half
The most expensive mistake we see is a modest monthly budget divided across both platforms. Neither gets enough data to exit the learning phase, both underperform, and after three months the conclusion is that ads do not work. They work; they were starved. Put the whole budget on the platform that matches your demand situation, get it profitable, then expand. One channel working is worth more than two channels guessing.
And Remember What Ads Cannot Fix
Paid traffic is a magnifier. It sends more people to whatever you already have. If the landing page is slow, unclear, or asks for too much too early, ads will simply help you lose money faster and with better reporting. Fix the destination first. It is the cheapest optimisation available and the one most often skipped in the rush to start spending.