Keyword Planner helps find keywords, search volume, and campaign ideas before launching ads. Auction Insights helps compare your ad performance with competitors after campaigns are running. In simple terms, Keyword Planner is for keyword research, while Auction Insights is for competitor analysis. Understanding the difference helps advertisers make better decisions and improve campaign performance.

---

What Is Keyword Planner?

Keyword Planner is a free Google Ads tool used for keyword research and campaign planning.

It helps advertisers discover relevant keywords, understand what people are searching for, and estimate how much traffic those keywords can generate.

Keyword Planner Helps You

• Find keyword ideas – Discover new keywords related to your products, services, or business.
• Estimate search volume – See how many times a keyword is searched on Google each month.
• View keyword trends – Understand whether a keyword’s popularity is increasing, decreasing, or remaining stable over time.
• Forecast clicks – Get an estimate of how many clicks your ads may receive if you target specific keywords.
• Estimate advertising costs – View estimated cost-per-click (CPC) data to help plan your advertising budget.
• Plan campaigns – Build effective Google Ads campaigns by selecting the most relevant and profitable keywords.

Example

You enter:

Digital Marketing Course

Google suggests related keywords such as:

• SEO Course – People looking to learn Search Engine Optimization.
• PPC Training – Users interested in Pay-Per-Click advertising courses.
• Digital Marketing Classes – People searching for digital marketing education programs.

This helps advertisers choose the right keywords before launching campaigns, increasing the chances of reaching their target audience.

---

What Is Auction Insights?

Auction Insights is a Google Ads reporting tool that compares your ad performance against competitors participating in the same auctions.

It helps advertisers understand how often their ads appear compared to other advertisers and provides valuable competitive insights.

Auction Insights Helps You

• Analyze competitors – Identify which advertisers are competing with you in Google Ads auctions.
• Compare visibility – See how often your ads appear compared to competitors’ ads.
• Monitor impression share – Understand the percentage of available impressions your ads are receiving.
• Evaluate ad position – Check whether competitors are appearing above or below your ads in search results.
• Understand market competition – Gain insights into the competitiveness of your industry and advertising landscape.

Example

You run ads for:

Digital Marketing Course

Auction Insights shows:

• Competitor visibility – How frequently competing advertisers appear in the same searches.
• Impression share – The percentage of impressions your ads receive compared to the total available impressions.
• Position comparisons – Information about whether competitors rank higher or lower than your ads in search results.

This helps optimize campaign strategy.

Feature	Keyword Planner	Auction Insights
Meaning	Keyword Planner is a Google Ads tool used to research keywords, search volume, and forecasting performance.	Auction Insights is a Google Ads report that shows how your ads perform compared to competitors in the same auctions.
Main Purpose	Helps in keyword research and campaign planning.	Helps in competitive analysis of live ad auctions.
Stage of Use	Used before running campaigns (planning stage).	Used after running campaigns (performance stage).
Data Type	Provides estimated data like search volume, CPC, and competition level.	Provides real-time competitive data like impression share and overlap rate.
Focus Area	Keywords, search trends, and forecasting.	Competitor performance in auctions.
Competitor Visibility	Does not show specific competitors.	Shows actual competitors bidding on same keywords.
Key Metrics	Avg. monthly searches, competition level, top of page bid, forecast CTR.	Impression share, overlap rate, outranking share, position above rate.
Use Case	Finding new keywords and planning budget.	Understanding why competitors are performing better or worse.
Optimization Role	Helps build and structure campaigns.	Helps optimize bidding and ranking strategy.
Search Intent Insight	Gives insights into user search behavior.	Gives insights into competitor bidding behavior.
Data Source	Google search trends and historical data.	Google Ads auction performance data.
Decision Making	Helps decide what keywords to target.	Helps decide how to beat competitors in ads auction.
Campaign Stage Impact	Strong impact on campaign setup and structure.	Strong impact on ongoing campaign optimization.
Level of Detail	Keyword-level insights.	Auction-level competitive insights.

How Keyword Planner Works

Keyword Planner helps advertisers research keywords before launching campaigns. It is mainly used during the planning stage to discover what people are searching for on Google and to estimate the potential performance of selected keywords.

Process

1. Enter a keyword or website.
2. Google generates keyword ideas.
3. Review search volume data.
4. Analyze competition levels.
5. Build keyword lists.

Explanation of Each Step

1. Enter a Keyword or Website

Start by entering a keyword related to your business or a website URL. Google uses this information to find relevant keyword suggestions.

2. Google Generates Keyword Ideas

Google analyzes your input and provides related keywords that users commonly search for.

3. Review Search Volume Data

You can see the average monthly searches for each keyword, helping you understand how popular a keyword is.

4. Analyze Competition Levels

Keyword Planner shows whether competition is low, medium, or high, helping advertisers choose keywords that fit their budget and goals.

5. Build Keyword Lists

After reviewing the data, advertisers can create a list of keywords to use in their campaigns.

Example

Keyword:

SEO Course

Google may show:

• SEO Training.
• Learn SEO Online.
• SEO Certification.

Explanation of the Suggested Keywords

• SEO Training – People searching for practical SEO learning programs may use this keyword.
• Learn SEO Online – This keyword targets users looking for online SEO courses and tutorials.
• SEO Certification – This keyword attracts users interested in earning an SEO certificate after completing training.

This helps identify opportunities and discover additional keywords that potential customers may use.

---

How Auction Insights Works

Auction Insights analyzes auctions where your ads compete against other advertisers. It helps advertisers understand how their campaigns perform compared to competitors targeting similar keywords.

Process

1. Campaign runs.
2. Google collects auction data.
3. Performance is compared.
4. Competitor metrics are displayed.
5. Advertisers optimize strategy.

Explanation of Each Step

1. Campaign Runs

Your Google Ads campaign must be active and receiving impressions before Auction Insights data becomes available.

2. Google Collects Auction Data

Google gathers information from ad auctions where your ads and competitor ads appeared together.

3. Performance Is Compared

Google compares your campaign performance with other advertisers participating in the same auctions.

4. Competitor Metrics Are Displayed

Various competitive metrics are shown to help you understand your market position.

5. Advertisers Optimize Strategy

Based on the insights, advertisers can adjust bids, budgets, keywords, and ad strategies to improve performance.

Example

Campaign:

Digital Marketing Course

Google shows:

• Competitor impression share.
• Position comparison.
• Overlap rate.

Explanation of the Metrics

• Competitor Impression Share – Shows how often a competitor’s ads appeared compared to the total available impressions.
• Position Comparison – Indicates whether competitor ads appeared above or below your ads in search results.
• Overlap Rate – Shows how frequently your ads and competitor ads appeared in the same auction.

This helps evaluate competitiveness and identify areas where campaign performance can be improved.