Two Paths to Visibility — Instant vs. Sustainable
Few marketing questions come up among developers as often — or as contentiously — as how to prioritize Google Ads against SEO. Both channels target the same search engine, but they work on fundamentally different principles: Google Ads buys visibility instantly, SEO earns it over time. Understanding both mechanisms leads to far better budget decisions than defaulting to one channel across the board.
In this article, we compare exactly how Google Ads and SEO work, what each costs over the lifetime of a project, which situations favour which channel — and why most successful developers ultimately settle on a deliberate combination of both.
For decision-makers splitting a limited marketing budget across several channels, this question is rarely academic. Getting the priority wrong costs either valuable time during a critical sales phase or unnecessarily high ad spend that never pays off over the years. A clear understanding of both mechanisms is therefore a direct lever on the economics of the entire marketing effort.
How Google Ads Works: Bids, Keywords, Cost Per Click
Google Ads runs on an auction system: advertisers bid on specific search terms, and whoever wins the auction appears above the organic results. You pay per click (cost-per-click, or CPC) — regardless of whether that click turns into an inquiry. The big advantage: the ad is visible the moment the campaign goes live, with no lead time at all.
Costs vary significantly by region and keyword competition. According to Rankpilot, the average cost-per-click in the property sector is around €1.80 to €4.00, with major cities running considerably more expensive than smaller markets. For new-build projects, Ostend Digital reports CPCs between €1.50 and €8, depending on the region, along with monthly ad budgets of €3,000 to €8,000 typically needed to run an effective campaign.
The key drawback: the moment the budget runs out or the campaign is paused, visibility disappears instantly. Google Ads doesn't build lasting value — every single click has to be paid for again.
Another important aspect is control over targeting. Keyword selection, geographic targeting and exclusion lists let you decide very precisely who even sees the ad — an advantage that helps, especially for projects with a clearly limited catchment area or a specific audience (investors vs. owner-occupiers, for instance), keep the budget from being spent on irrelevant clicks.
How SEO Works and Why It Takes Time
Search engine optimization aims to rank as high as possible in the organic — unpaid — search results. It works through a combination of technical optimization, high-quality, relevant content, and trust signals that Google gathers and evaluates over time. Unlike Google Ads, this position can't simply be bought.
By nature, this process takes time: new content first has to be crawled, indexed and assessed against existing competitors. For a new project or a new developer brand, that realistically means several months before noticeable ranking gains appear. The upside lies in durability: once earned, a position keeps generating traffic without paying for every single click again.
How valuable strong organic rankings really are is shown by a SISTRIX analysis: position 1 in organic search results achieves a click-through rate of around 28.5%, while position 10 gets only about 2.5%. Unlike Google Ads, that advantage carries no per-click price with SEO.
It's worth setting expectations correctly: SEO is not a one-time effort but an ongoing process. Content needs regular updates, technical fundamentals like load time and mobile display need maintenance, and new topics — construction progress, fit-out details, location updates — need to be added continuously so the positions you've earned hold up against new competitors.
Cost Comparison Over a Project's Lifetime
| Criterion | Google Ads | SEO |
|---|---|---|
| Speed of impact | Instant, from campaign launch | Delayed, usually several months |
| Cost per click | Approx. €1.80–4 (Rankpilot); €1.50–8 for new-builds (Ostend Digital) | No direct per-click cost |
| Lead time / effort | Low — a campaign can go live quickly | High — requires content, technical work and built-up trust signals |
| Impact after campaign ends | Stops abruptly once the budget stops | Persists as long as content stays relevant |
| Typical budget | Approx. €3,000–8,000 per month (Ostend Digital) | Investment mainly in content, technical work and time |
| Best suited for | A single project, a short-term sales launch | The developer brand, multiple projects, a long-term strategy |
When Google Ads Is the Better Choice
Google Ads plays to its strengths wherever visibility is needed immediately and there's no time to build organic rankings slowly. Typical situations:
- Sales launch: A project goes on sale and needs qualified inquiries from day one
- Limited unit count: For a small number of units, long-term SEO often isn't worth building — the project sells out before rankings can establish themselves
- Short-term need: A sales target for a specific quarter, or an approaching completion date, requires predictable, immediate visibility
In all these cases, the higher cost per click is justified because the alternative — waiting — simply isn't an option.
The same logic applies to the final phase of a project's sale — once only a handful of hard-to-move units remain, a targeted, time-limited Ads push is often worth more than a broad SEO effort that wouldn't pay off in time for so few remaining units anyway.
When SEO Is the Better Choice
SEO shows its strength where visibility needs to be built over a longer period and across multiple projects. Typical situations:
- The developer brand: The company's own brand should be visible in relevant searches independent of any single project
- Multiple projects: With an ongoing project pipeline, the one-time investment in authority and content structure pays off over years
- Long-term strategy: Developers building a lasting market position, not just selling one project, benefit from the lower long-term marginal cost of each additional click
SEO also pays off wherever content stays relevant beyond the lifespan of a single project — guides on financing, on the buying process, or on the locations where a developer regularly builds. This content keeps attracting prospects long before any specific new project even goes to market.
Why Combining Both Channels Usually Wins
In practice, the question is rarely "Google Ads or SEO" but "what mix of the two fits the current project phase." Google Ads bridges the time until SEO efforts kick in and delivers measurable inquiries from day one. SEO, in turn, reduces reliance on paid traffic over time and builds visibility that persists even after a campaign ends.
As a starting point for allocating paid budget, Ostend Digital recommends a split of roughly 60% Google and 40% Meta — a reasonable baseline for testing that should be refined further depending on the project and audience. Regardless of the channel mix chosen, one rule holds: according to Ostend Digital, without retargeting, roughly 95% of website visitors are effectively lost to marketing — a reminder that both paid traffic from Ads and organic traffic from SEO need to be protected with clean tracking.
Google Ads buys time, SEO builds substance. The strongest marketing strategies use both — in the right ratio for the project phase at hand.
In practice, the following approach often works well: in the first months of marketing, Google Ads carries most of the visibility burden while SEO fundamentals are built in parallel — a project website, relevant content pages, technical optimization. Once organic rankings kick in, the Ads budget can be scaled back gradually and redirected more precisely toward retargeting and promoting the specific units still available.
Conclusion: A Recommendation by Project Phase
For a sales launch or a project with a limited timeline, Google Ads is usually the faster, more predictable lever — even though every click has to be paid for. For the developer brand itself, and for companies with an ongoing project pipeline, SEO is the more durable investment that pays off over years. In most cases, combining both channels is the economically smartest solution: Ads for the short-term inquiry pipeline, SEO for long-term independence from ad spend.
Getting this decision right isn't a matter of gut feeling. Get it wrong, and you either overpay for short-lived traffic or end up with visibility that only arrives once the project has already sold out. The right priority — and consistent execution across the whole marketing timeline — ultimately decides how efficiently the marketing budget actually converts into inquiries and closed deals.
At DOMOS, we build a channel strategy for every developer that matches Google Ads and SEO precisely to project phase, budget and sales targets — so every euro spent works where it delivers the most.