Let's start with the uncomfortable truth: the question "should I choose SEO or Google Ads?" is the wrong one. It's like asking whether you should eat breakfast or lunch — the answer is both, but at different times and for different reasons.
That said, it's a question we hear constantly. And it makes sense, because budgets are finite and you need to prioritise. So let's take it seriously and answer honestly: there are situations where SEO is clearly the right choice, situations where Google Ads is, and situations — most of them, actually — where the combination is the strongest strategy.
According to Google's own data, clicks in search results split roughly 49/51 between organic and paid results — but the distribution varies significantly depending on search intent. When people search for information and are in research mode, up to 70% click on organic results. When they're searching commercially and ready to buy, paid ads can dominate. That tells you something important: neither channel wins in every situation.
We are an SEO agency and a Google Ads agency in Aarhus — we work with both channels every day. That gives us an unusual perspective: we have no vested interest in selling you one over the other. We want to sell you what actually works. And that's the starting point for this guide.
1. What is SEO? (short version)
Search engine optimisation (SEO) is about making your website relevant and trustworthy in Google's eyes so that you rank highly in the organic search results — the results that aren't ads. It's a long-term investment with a compounding effect: the more you build, the stronger your position, and the cheaper your traffic per visitor becomes over time.
SEO covers three main disciplines: technical SEO (site speed, crawlability, structured data), on-page SEO (keywords, content, internal links) and off-page SEO (backlinks, authority, mentions). All three need to be working well for you to rank on competitive keywords.
The most important thing about SEO: It's ownership, not a rental. When you rank organically, you don't pay per click. That position is built up over time and doesn't disappear the day you stop paying a monthly fee — unlike ads, which stop showing the moment the budget runs out.
Want a deep dive into SEO? See our SEO service page or read our guide to local SEO in Aarhus.
2. What is Google Ads? (short version)
Google Ads is Google's advertising platform, where you pay per click (PPC — Pay-Per-Click) to show ads at the top or bottom of search results. You bid on keywords and only pay when someone actually clicks on your ad. Results can come on the same day you launch the campaign.
Google Ads covers several campaign types: Search ads (text in search results), Shopping ads (product image, price, store name), Display ads (banners on other websites) and Performance Max (automated across all of Google's channels). For most SMEs, search ads and shopping are the primary starting point.
The most important thing about Google Ads: Immediacy and control. You decide exactly when your ads appear, to whom and on which keywords. You can switch on and off as needed, scale up during peak season and back down when it's quiet. SEO doesn't offer that flexibility.
Considering Google Ads specifically for an e-commerce store? Our guide to how much Google Ads costs in 2026 and the article on Google Shopping and Performance Max give you the full picture.
3. Comparison: SEO vs Google Ads across 7 factors
Rather than speaking in abstractions, let's compare the two channels directly on the factors that actually determine what's right for you.
| Factor | SEO | Google Ads |
|---|---|---|
| Time to results | 3–6 months for noticeable traffic. 6–12 months for competitive keywords. The effect grows over time. | Day 1. Campaigns can show ads and generate clicks the moment they go live. |
| Cost over time | High upfront investment (content, links, technical). Cheap traffic in the long run — organic clicks don't cost per visit. | Consistent ongoing expense. Cost per click rises in competitive industries. Stop paying = no traffic. |
| Scalability | Scales with your domain authority and content library. Slower but exponential growth potential. | Can be scaled instantly up or down with budget adjustments. Perfect for seasonal fluctuations. |
| Trust and CTR | Organic results are perceived as more trustworthy. Higher CTR for informational searches and research phases. | Ads dominate CTR for commercial searches and "ready to buy" keywords. Ads are clearly labelled. |
| Competition | Requires building authority over time. Hard to overtake established competitors in the short term. | You can buy a top position regardless of domain age — but you'll pay more than competitors for the best spots. |
| ROI profile | Compound ROI — slow at first, accelerates over time. Best over 12+ months. | Linear ROI — predictable and measurable from day one. Easier to calculate ROAS directly. |
| Maintenance | Requires ongoing content production, link building and technical upkeep. Not "set and forget". | Requires ongoing optimisation of bids, ads, negative keywords and landing pages. Can burn through budget quickly without supervision. |
Neither channel is objectively better than the other — they're different tools for different purposes. A hammer isn't better than a screwdriver. It depends on whether you need to drive a nail or turn a screw.
4. When should you choose SEO?
SEO is the right primary choice in these situations:
- Your industry will exist in 5 years and you plan to be in it
- You can wait 3–6 months for results
- You want to build an asset — not rent traffic indefinitely
- Example: A lawyer, accountant or tradesperson with stable demand
- You want to appear when people search "[your service] Aarhus" or "[your service] near me"
- Local SEO + Google Business Profile is extremely effective
- Competition locally is lower than nationally
- Example: Restaurant, hairdresser, dentist, consultant
- You sell through information, guides and expertise
- Blog articles and how-to content convert well for you
- You want to build a media platform, not just a website
- Example: SaaS companies, agencies, consultants
- You have under 5,000 DKK/month for marketing — but time and energy
- SEO investment yields long-term returns vs Ads that stop with your budget
- You're willing to write content and build citations yourself
- Example: Sole trader, entrepreneur in early startup phase
Local SEO is particularly powerful for businesses with a geographically defined audience. Read our in-depth guide to local SEO in Aarhus to see exactly what it takes.
5. When should you choose Google Ads?
Google Ads is the right primary choice in these situations:
A new domain doesn't rank organically straight away — it takes months to years to build authority. Google Ads gives you visibility from day one while your SEO slowly matures. The two strategies run in parallel, not instead of each other.
Christmas sales, Black Friday, seasonal services — Google Ads lets you switch visibility on and off exactly when it makes sense. SEO can't adapt at the same pace as the market moves.
Google Shopping ads are extremely effective for e-commerce. Ads featuring product images, prices and store names directly in search results convert far better than text ads — and can deliver positive ROAS within weeks. Read more about Google Shopping and PMax.
Want to rank for "insurance", "car loan" or "lawyer Copenhagen"? Organic ranking takes years and requires massive resources against established players. Ads let you buy a top position now — you pay more per click, but it's achievable.
Rule of thumb: If you need traffic now — for an event, a product launch or a season — Google Ads is the answer. If you want to build a long-term, sustainable traffic source, SEO is the answer. If you want both, you use both.
Want to know what Google Ads costs in practice? See our guide to Google Ads pricing in 2026 with concrete budget examples and expected results.
6. The best strategy: Both
The most successful businesses we work with don't use SEO or Google Ads. They use SEO and Google Ads — but with a clear understanding of what each channel is supposed to deliver.
Here's the classic and most effective approach for a Danish SME:
You launch Google Ads on your primary commercial keywords from day one. You collect data on what converts, what customers search for and what the competitive landscape looks like. You lose a little money on optimisation, but you have traffic.
Simultaneously, you optimise technical SEO, produce content and build citations and links. It's an investment that doesn't pay off in the first few months — but it's maturing.
Your organic rankings begin to climb. You get free traffic on keywords that previously cost you per click. You can gradually reduce your Ads budget on keywords where you now rank organically — and shift budget to new keywords.
Your SEO traffic provides data on what converts — which improves your Ads. Your Ads give you visibility on searches you don't yet rank organically for. Together, they cover far more of the search landscape than either channel alone.
Budget allocation example
A typical Danish SME with a total monthly marketing budget of 15,000 DKK might allocate it like this:
- Google Ads (management + ad spend): 10,000 DKK/month — delivers immediate visibility and revenue
- SEO (management): 5,000 DKK/month — builds long-term organic traffic and authority
- After 12 months: Ads can be reduced on keywords with strong organic rankings — budget shifts to new Ads opportunities or increased SEO
- After 24 months: Organic traffic covers 40–60% of what Ads covered in year 1 — overall CPA drops significantly
Want an overview of what combined digital marketing costs? Our guide to what online marketing costs in 2026 gives you the full picture with concrete price ranges.
7. What does it cost at Gezar?
To make it concrete: here's what it costs to work with us on both channels — and what you save by combining them.
All prices are starting prices. The exact price depends on your current baseline, the competitive level in your industry and your goals. We always carry out a free analysis before recommending anything.
Frequently asked questions
Not sure what's right for you?
We'll carry out a free analysis of your situation — your industry, your competitors and your budget — and give you a clear recommendation on which channel makes the most sense to start with. No obligation.
Book a free strategy call