Definition of Gross Rating Point (GRP)

Gross Rating Point (GRP) is a digital marketing metric used to measure the total impact of an advertising campaign. It represents the overall exposure of a campaign’s target audience by calculating the product of reach (percentage of the target audience reached) and frequency (average number of times the advertisement is viewed). GRPs are useful to advertisers for comparing the efficiency of different advertising channels and optimizing their marketing strategies.


Gross Rating Point (GRP) in phonetic alphabet can be represented as: /’groʊs ‘reɪtɪŋ pɔɪnt/

Key Takeaways

  1. GRP is a standard measure in advertising to estimate the potential reach and impact of an ad campaign, mainly used to quantify the total ad exposure over various media platforms.
  2. GRP is calculated by multiplying the percentage of the target audience reached by the frequency of ad exposures, providing useful insights to compare and optimize the effectiveness of different advertising strategies.
  3. Though GRP is a valuable tool for marketers, it’s essential to incorporate additional metrics like target rating points (TRP) or cost per GRP to evaluate the effectiveness and cost-efficiency of an ad campaign more accurately.

Importance of Gross Rating Point (GRP)

Gross Rating Point (GRP) is a crucial term in digital marketing as it serves as a valuable measurement to gauge the overall reach and impact of an advertising campaign.

By quantifying the total exposure a particular ad receives relative to a target audience, GRP provides advertisers and marketers with insights on the efficiency and effectiveness of their campaigns.

This metric empowers decision-makers to optimize their advertising strategies by identifying the most successful channels, adjusting ad frequency to maximize budget utilization, and evaluating audience engagement.

With a comprehensive understanding of GRP, marketers can make data-driven decisions, enhance future campaigns, and improve return on investment.


Gross Rating Point (GRP) is a crucial metric in the digital marketing landscape, primarily utilized to measure the effectiveness and reach of advertising campaigns. The primary purpose of GRP is to assess the total advertising exposure that an audience has been subjected to, making it easier for marketers to determine whether their marketing efforts are yielding tangible results or not.

By quantifying the accumulated impact of marketing efforts, GRP assists in comparing the performance of different campaigns and aids marketers in making informed decisions. To better understand the significance of GRPs in digital marketing, it is essential to grasp the concept of reach and frequency – two key aspects that ensure an advertisement’s impact on its target audience.

Reach refers to the total number of unique viewers exposed to an ad campaign, while frequency denotes the average number of times these viewers are exposed to the advertisement. GRP is calculated by multiplying the reach percentage by the average frequency, providing a comprehensive representation of how frequently the target market is exposed to a brand’s message.

Ultimately, a well-monitored GRP helps marketers optimize their advertising strategies, ensuring greater audience engagement, and successful campaigns.

Examples of Gross Rating Point (GRP)

Gross Rating Point (GRP) is a metric used in advertising to measure the overall size of an ad campaign’s audience across different platforms. It represents the percentage of the target audience reached by the advertisement. Here are three real-world examples of GRP in digital marketing:

Television Advertising Campaign – A car manufacturer decides to run a TV advertisement campaign for their new car model. They want to target viewers between the ages of 25-50 who are likely to buy a car soon. After the ad campaign is complete, they find that their ad reached 10% of their target audience. If their ad appeared three times on relevant TV channels, the GRP would be 30 (10% audience reached x 3 advertisement appearances).

Social Media Campaign – A clothing company decides to run a sponsored ad campaign on Facebook and Instagram, targeted at women aged 18-

Their ad reaches 20% of the desired target market and appears in the users’ feed twice. The GRP for this social media campaign would be 40 (20% reached x 2 appearances).

Cross Platform Campaign – A new streaming service decides to use a mix of traditional and digital media to promote their platform. They run video ads on YouTube and TV networks and sponsored posts on Facebook. Let’s say the YouTube ads reached 15% of their target audience and ran four times, the TV ads reached 10% of their target audience and ran twice, and the Facebook sponsored posts reached 25% of their target audience and appeared once. The combined GRP would be 110 [(15% x 4) + (10% x 2) + (25% x 1)].

Frequently Asked Questions: Gross Rating Point (GRP)

What is Gross Rating Point (GRP)?

A Gross Rating Point (GRP) is a metric used in advertising to measure the total impact of an advertisement by calculating the cumulative percentage of the target audience reached multiplied by the frequency of the ad exposure.

How is GRP calculated?

GRP is calculated by taking the percentage of the target audience reached by an ad and multiplying it by the frequency of the ad exposure. The formula for GRP is: GRP = Reach (%) x Frequency.

Why is GRP important in advertising?

GRP is important in advertising as it provides an estimate of the ad’s overall impact by accounting for both the size of the audience it reaches and how often the ad is shown to them. Advertisers can use GRP to compare the performance of different ad campaigns and plan their future marketing strategies more effectively.

What is the difference between GRP and TRP?

Gross Rating Point (GRP) and Target Rating Point (TRP) are similar metrics used to evaluate advertising effectiveness. The main difference between them is that GRP considers the total audience of an ad, while the TRP is focused on measuring the ad’s effectiveness within a specific target audience.

Is a higher GRP always better for an advertising campaign?

A higher GRP indicates that an advertisement reaches a larger audience and is shown more frequently, which could be considered beneficial. However, it is essential to consider the specific target audience and advertising goals to evaluate whether a higher GRP is beneficial or not. An ad campaign with a high GRP may not be effective if it is not reaching the desired target audience.

Related Digital Marketing Terms

  • Reach
  • Frequency
  • Target Audience Rating Point (TARP)

  • Campaign Performance
  • Media Mix Modeling

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