SEO vs Google Ads: Which Should Your Business Invest In?

If you’re looking to attract more customers through Google, two of the most common options are search engine optimisation (SEO) and Google Ads.

Both can help your business appear when potential customers search for products or services like yours. But they work differently, involve different costs and can deliver value over different timeframes.

So, should your business invest in SEO, Google Ads or both?

The answer depends on your objectives, budget, competition and how quickly you need to generate enquiries.

In this guide, we’ll break down the differences, explain what Australian businesses should consider and help you understand which approach may be better suited to your goals.

SEO vs Google Ads: What’s the difference?

The main difference is how your business gains visibility in search results.

SEO focuses on improving your website’s visibility in organic search results. This involves making your website useful, accessible, technically sound and relevant to the searches your potential customers make.

Google Ads allows businesses to pay to advertise across Google’s platforms, including sponsored placements in search results.

With Google Search advertising, you can target relevant search terms and compete for advertising placements. Depending on the campaign and bidding approach, you may pay when someone clicks an advertisement.

Both can attract people who are actively looking for what your business offers.

However, neither automatically guarantees enquiries or sales.

SEO vs Google Ads at a glance

Neither channel is universally better. The more useful question is what your business needs to achieve.

What is SEO, and how does it work?

Search engine optimisation involves improving a website so search engines can discover, understand and potentially rank its content for relevant searches.

For a Melbourne business, this might mean improving visibility for searches such as:

• Roller shutter installation Melbourne
• Commercial building services Melbourne
• Bowling centres near me
• Social media management Melbourne

Effective SEO can involve several areas of work.

Technical SEO

Technical improvements help search engines access and understand your website.

This can include reviewing site structure, internal links, mobile usability, page performance, indexing problems and other technical issues.

Content and on-page optimisation

Your website needs to explain what you offer and answer the questions potential customers are asking.

This may involve improving existing service pages, writing useful guides, organising content and ensuring each page has a clear purpose.

Local SEO

For businesses serving a particular location, local search visibility can be especially important.

Optimising relevant location information, business listings and your Google Business Profile can help customers discover your business through local search experiences.

Ongoing improvements

SEO isn’t necessarily finished once a website is optimised.

Competitors, search behaviour and business requirements change. Maintaining useful content, monitoring performance and addressing technical issues can support ongoing search visibility.

The biggest advantage of SEO

A well-optimised website can continue attracting relevant organic visitors without paying Google for every individual click.

That doesn’t mean SEO is free.

Strategy, technical work, content creation and ongoing improvements all require time and investment.

But unlike paid search traffic, organic traffic isn’t directly dependent on maintaining a daily advertising budget.

What are Google Ads, and how do they work?

Google Ads allows businesses to advertise to people searching for relevant products and services.

For example, a business installing roller shutters in Melbourne could create a Search campaign targeting relevant searches from people looking for installation, pricing or repairs.

Google Ads provides controls for campaign budgets, locations, bidding strategies and other targeting settings.

This allows businesses to focus advertising activity around particular services, geographical areas or commercial objectives.

The biggest advantage of Google Ads

Google Ads can help businesses reach potential customers without first building strong organic rankings.

Once campaigns are configured, approved and running, advertisements can begin appearing for eligible searches.

However, appearing in an advertising auction doesn’t guarantee a top placement, click or conversion.

Performance depends on factors including competition, targeting, bids, advertising quality, landing-page experience and demand.

What happens when you stop advertising?

For most search campaigns, stopping advertising means you stop receiving the clicks generated by those advertisements.

That makes Google Ads useful for generating and testing demand, but ongoing paid traffic generally requires ongoing spending.

Which delivers results faster?

If a business needs to start testing search-driven enquiries relatively quickly, Google Ads will often be the more immediate option.

A Search campaign can begin generating impressions and clicks after launch, although optimisation and reliable performance data can take longer.

SEO generally requires more patience.

Google needs to discover and process website changes, while the site’s relevance and competitiveness influence its organic visibility.

Some improvements may be reflected in search results relatively quickly. Others may take months, and improved rankings are never guaranteed.

A practical example

Imagine two Melbourne businesses launching new websites.

Business A needs enquiries for a service it can deliver immediately.

Google Ads may provide a practical way to begin reaching relevant searchers while the business works on its website’s longer-term organic visibility.

Business B wants to build a useful information resource and attract customers over several years.

Investing in SEO, valuable content and website improvements may be a stronger long-term priority.

Both businesses could benefit from the other channel. The difference is which objective takes priority.

How much does SEO cost in Australia?

SEO pricing varies depending on the business, its market, the condition of its website and the amount of work required.

A September 2026 analysis by Australian agency Local Digital reviewed 232 Australian SEO agencies. Of those, 53 publicly listed prices for their own SEO services. Among those 53 agencies, the median entry-level price was approximately $1,200 per month. Looking across 113 published price points, the middle 50% ranged from approximately $1,000 to $3,500 per month.

These figures represent publicly advertised prices, not the entire Australian SEO industry. Pricing and service inclusions vary considerably.

Some SEO engagements focus on local visibility and technical improvements. Others involve ongoing content production, multiple service areas, competitive industries or large ecommerce websites.

Before comparing SEO quotes, ask what work will actually be completed, how priorities are determined and how progress will be measured.

How much do Google Ads cost in Australia?

Google Ads has two costs to consider.

Advertising spend is the money paid to Google to display advertisements and generate eligible interactions.

Management fees are what an agency or specialist may charge to set up, monitor and improve your campaigns.

Management fees may be fixed, based on a percentage of advertising spend or calculated using a combination of approaches.

Australian published agency pricing examples show considerable variation. Management fees can range from hundreds to several thousand dollars per month depending on campaign complexity, spend and the work included.

There is no universal amount every business should spend on Google Ads.

A highly competitive industry with expensive clicks may require a substantially different budget from a small local campaign with narrower targeting.

Understanding Google Ads budgets

For many campaign types, Google Ads uses an average daily budget.

For example, a campaign with a $50 average daily budget generally has a monthly spending limit of $1,520, calculated using Google’s 30.4-day average.

Daily spending may fluctuate above or below the average, subject to the applicable spending limits.

This example represents advertising spend only. It doesn’t include agency management fees, website improvements or other marketing expenses.

Is SEO cheaper than Google Ads?

Not necessarily.

SEO doesn’t charge you per organic click, but quality optimisation can require substantial ongoing work.

Google Ads charges for advertising activity and may also involve management costs.

Comparing only the monthly invoice can therefore be misleading.

A better approach is to consider the cost of generating meaningful business outcomes.

For example, a business might receive fewer enquiries from one channel but find those enquiries are more qualified and more likely to become customers.

Another business may value immediate enquiries more highly because it has available capacity and needs to generate new work.

The cost per enquiry, quality of enquiries and eventual sales outcomes can matter more than traffic volume alone.

When should a business prioritise SEO?

SEO may deserve greater investment when:

• The business has a long-term growth strategy.
• Potential customers regularly search for its services.
• Its website lacks useful service or product information.
• Organic visibility is limited despite relevant demand.
• The business wants to strengthen its digital presence.
• It can commit to ongoing improvements without expecting immediate results.

SEO can be especially valuable when website content answers questions across different stages of the buying journey.

For example, someone researching roller shutter prices may not be ready to enquire immediately, but useful information can help them understand their options and discover a suitable provider.

When should a business prioritise Google Ads?

Google Ads may be more suitable when:

• The business needs to test a service or offer quickly.
• There is existing commercial search demand.
• The business wants to advertise in defined locations.
• A promotion or campaign has a clear timeframe.
• Organic rankings are not yet strong enough to generate the desired traffic.
• The business has appropriate conversion tracking and budget available.

Paid search can be particularly useful when potential customers already know what they need and are searching for a supplier.

However, traffic is only useful if the website or landing page provides a clear next step and the business can turn enquiries into customers.

Can SEO and Google Ads work together?

Absolutely.

In many situations, they can complement one another.

Google Ads can help a business reach relevant searchers while its organic visibility develops.

SEO can strengthen the website’s content, technical quality and longer-term visibility.

Insights from paid search activity can also help identify useful topics and customer questions for future website content.

Similarly, SEO research can reveal commercially relevant searches worth evaluating in Google Ads.

An example of a combined approach

A Melbourne service business might:

1. Run targeted Google Ads campaigns for services with strong commercial intent.
2. Improve the corresponding website landing pages.
3. Develop useful SEO content around common customer questions.
4. Monitor enquiries and conversions from both channels.
5. Adjust investment as evidence develops.

The objective isn’t simply to drive more traffic.

It’s to attract the right visitors, provide a useful experience and generate business outcomes.

What should your business invest in first?

Before making the decision, consider five questions.

1. How quickly do you need enquiries?

If the business needs to test immediate demand, Google Ads may be worth prioritising.

If the objective is building organic visibility over time, SEO becomes particularly important.

2. What does your existing website look like?

A technically problematic website or a site without clear service pages may need improvements before either channel can perform effectively.

Sending paid traffic to a weak landing page can waste advertising budget.

Likewise, investing in content without addressing important technical issues may limit SEO progress.

3. How competitive is your industry?

Some industries have highly competitive advertising auctions and organic search results.

Researching the actual market can help establish realistic expectations for both approaches.

4. What’s your available budget?

A limited budget may be better concentrated on a smaller number of priorities rather than spread across several channels without sufficient resources.

For example, fixing the website and running one well-targeted campaign may be more sensible than attempting a broad advertising programme and extensive SEO campaign simultaneously.

5. How will you measure success?

Website traffic and search visibility are useful indicators, but businesses should also track outcomes such as enquiries, bookings, qualified leads and sales where possible.

Performance measurement should reflect the business’s real objectives.

Five mistakes to avoid when choosing between SEO and Google Ads

Expecting SEO to deliver guaranteed rankings. No provider can guarantee a particular organic ranking or an exact timeframe for results.

Assuming Google Ads automatically produces sales. Paid visibility doesn’t guarantee that visitors will enquire or purchase.

Ignoring the website experience. Both channels depend on having relevant, useful pages that help potential customers take action.

Comparing clicks without evaluating quality. A large volume of irrelevant visits may deliver less value than a smaller number of qualified enquiries.

Treating SEO and Google Ads as completely unrelated. Both can benefit from understanding the same customer search behaviour, even though they operate through different systems.

Frequently asked questions

Research and Sources

• Google Search Central — SEO Starter Guide
• Google Search Central — Core Updates
• Google Ads — Budget Guidance
• Local Digital — Australian SEO Pricing Research
• Hartwell Digital — Google Ads Management Pricing