A Seller's Guide to Sustainable Growth: 9 Amazon Metrics to Track

October 3, 2025

Graas

In Amazon selling, many brands fall into the trap of celebrating “big sales”. But total sales is a shallow metric. 

On its own, it doesn’t reflect your business’s true health. 

The numbers look good, but what if margins are razor-thin, inventory is misaligned, and ad spend is bleeding value?

That’s the risk of chasing “empty numbers”. They make you feel you're winning, but in fact, you're building on sand.

It’s when you focus on core indicators that give you clarity on profitability, inventory efficiency, marketing ROI, and operational resilience that you start to understand where your business is truly strong (or weak).

This guide introduces a framework of nine essential metrics that form the foundation for sustainable growth, helping you scale deliberately rather than sprint blindly.

Let’s dive right in.

Where Do You Stand in the Market?

To build sustainable growth, you need a clear view of the market you’re competing in, not just your own sales, but the total demand and opportunity in your category.

1. Category Size & Market Share

Your Amazon performance makes sense only when compared to the category you sell in. Category size shows the total demand for your type of product, and market share shows how much of that demand your brand captures.

Together, these metrics help you understand if your growth is truly competitive or simply riding the wave of a growing category. If your market share is rising, you're winning against competitors. If it's shrinking, even rising sales could be masking a deeper issue.

By keeping a clear view of both the metrics, you can benchmark against competitors, identify expansion opportunities, and set realistic, data-backed goals for long-term growth.

2. Glance View Share

Glance View Share shows the percentage of total product-page visits in your category that go to your listings. To put it in simple words, it tells you if shoppers are choosing to check out your products instead of your competitors’.

Because it measures attention before a purchase happens, this metric is an early signal of where your market share may be heading. A rising Glance View Share often means stronger visibility, better relevance, and growing shopper interest, which leads to future sales growth.

Tracking this metric helps you understand what kind of visibility your brand is gaining, how effective your ads and organic placements are, and if your product pages are pulling in the right audience.

3. Share of Brand Searches

Share of Brand Searches shows how often shoppers search for your brand name vs. other brands in your category. It’s a strong indicator of brand awareness because people only search for brands they already know or trust.

When this metric rises, it signals that your marketing, product experience, and customer satisfaction are working together to build recognition and trust. More branded searches typically lead to higher conversion rates, stronger repeat purchases, and lower dependency on paid traffic.

Track this metric to understand if your brand is becoming a preferred choice in the market or getting lost in the competitive noise.

Is Your Growth Engine Working Well?

Once you understand where you stand in the market, the next step is evaluating how efficiently your business converts visibility into actual sales, and here are the metrics that help you understand it:

4. Market Share/ Glance View Share Ratio

This ratio compares your share of total sales with your share of total product-page traffic. It’s one of the quickest ways to spot where performance might be slipping.

If your Glance View Share is high but your Market Share is low, you’re attracting attention (shoppers are landing on your pages) but failing to convert (not buying). This is your clue to revisit pricing, reviews, PDP content, or competitor positioning.

If the opposite is true (your listings convert well but lack visibility), it indicates a need to strengthen advertising, eCommerce and marketplace SEO, or brand search.

This ratio helps you zero in on bottlenecks instantly and understand which levers to fix first.

5. Percentage of GVs and Percentage of Sales Driven by Ads

This metric shows how much of your traffic and sales depend on paid advertising. A high percentage means growth is being fueled by ad spend rather than organic visibility, repeat customers, or brand recognition.

Healthy brands typically see this percentage fall over time as organic ranking, returning buyers, and branded searches take over. Tracking this helps you understand if you’re building a sustainable brand or simply paying for every visit and conversion.

6. ACOS (Advertising Cost of Sales)

ACOS measures how efficiently your ad campaigns generate revenue by comparing ad spend to ad-attributed sales. It’s essential to identify profitable campaigns, spot underperformers, and understand where ad budgets are leaking value.

A lower ACOS usually signals strong ad performance. But it’s equally important to balance ACOS with your growth goals, because extremely low ACOS can sometimes indicate underinvestment in visibility and lost market share opportunities.

7. TACOS (Total Advertising Cost of Sales)

TACOS takes a wider view by comparing ad spend to your total revenue, not just ad-driven revenue. It reveals if advertising is helping lift your entire business, including organic sales.

A decreasing TACOS is one of the clearest indicators of sustainable Amazon growth. It means your ads aren’t just driving immediate conversions, they’re improving visibility, boosting rankings, and increasing long-term organic demand.

Are You Building a Brand That Lasts?

Long-term success on Amazon isn’t just about visibility and sales, it hinges on trust. And the most reliable indicator of that trust is how shoppers rate their experience with your products.

8. Average Monthly Ratings

Average Monthly Ratings track the star ratings your product receives each month, offering a clear, ongoing view of customer sentiment. Because these ratings are shaped by real usage and real expectations, they become one of the most honest indicators of product quality and brand credibility.

A consistently high rating points to strong product-market fit, satisfied customers, and a higher potential for retention. But even a slight drop is an early warning sign, hinting at quality concerns, misleading descriptions, or competitors raising the bar in your category.

Monitor this metric closely to ensure your product stays reliable, aligned with customer expectations, and competitive in a crowded marketplace.

9. Review Velocity

Review Velocity measures the rate at which your product receives new reviews. A steady or rising flow of fresh reviews signals healthy sales momentum, active customer engagement, and ongoing relevance in Amazon’s fast-moving ecosystem.

A slowdown in review velocity, however, often indicates declining visibility, weaker purchase volume, or reduced engagement. On the flip side, strong review velocity typically boosts organic ranking and conversion rates, since shoppers rely heavily on recent reviews to validate purchase decisions.

Tracking this metric helps you maintain social proof and preserve customer trust, which are two essential pillars for building a brand that lasts on Amazon.

Conclusion

Sellers often get caught up in big, impressive numbers like total sales, ad spend, and short-term spikes. But these rarely reveal the true health of an Amazon business.

When you focus on core indicators, you stop reacting to surface-level data and start making smarter, more strategic decisions. And when you track these metrics consistently, growth becomes predictable rather than accidental.

Graas helps sellers do exactly that by consolidating the most important Amazon metrics in one place, revealing what’s working, what’s slipping, and what needs your attention. Its real-time insights and automated analysis make it easier for you to build a sustainable brand.

Book a demo today!

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In Amazon selling, many brands fall into the trap of celebrating “big sales”. But total sales is a shallow metric. 

On its own, it doesn’t reflect your business’s true health. 

The numbers look good, but what if margins are razor-thin, inventory is misaligned, and ad spend is bleeding value?

That’s the risk of chasing “empty numbers”. They make you feel you're winning, but in fact, you're building on sand.

It’s when you focus on core indicators that give you clarity on profitability, inventory efficiency, marketing ROI, and operational resilience that you start to understand where your business is truly strong (or weak).

This guide introduces a framework of nine essential metrics that form the foundation for sustainable growth, helping you scale deliberately rather than sprint blindly.

Let’s dive right in.

Where Do You Stand in the Market?

To build sustainable growth, you need a clear view of the market you’re competing in, not just your own sales, but the total demand and opportunity in your category.

1. Category Size & Market Share

Your Amazon performance makes sense only when compared to the category you sell in. Category size shows the total demand for your type of product, and market share shows how much of that demand your brand captures.

Together, these metrics help you understand if your growth is truly competitive or simply riding the wave of a growing category. If your market share is rising, you're winning against competitors. If it's shrinking, even rising sales could be masking a deeper issue.

By keeping a clear view of both the metrics, you can benchmark against competitors, identify expansion opportunities, and set realistic, data-backed goals for long-term growth.

2. Glance View Share

Glance View Share shows the percentage of total product-page visits in your category that go to your listings. To put it in simple words, it tells you if shoppers are choosing to check out your products instead of your competitors’.

Because it measures attention before a purchase happens, this metric is an early signal of where your market share may be heading. A rising Glance View Share often means stronger visibility, better relevance, and growing shopper interest, which leads to future sales growth.

Tracking this metric helps you understand what kind of visibility your brand is gaining, how effective your ads and organic placements are, and if your product pages are pulling in the right audience.

3. Share of Brand Searches

Share of Brand Searches shows how often shoppers search for your brand name vs. other brands in your category. It’s a strong indicator of brand awareness because people only search for brands they already know or trust.

When this metric rises, it signals that your marketing, product experience, and customer satisfaction are working together to build recognition and trust. More branded searches typically lead to higher conversion rates, stronger repeat purchases, and lower dependency on paid traffic.

Track this metric to understand if your brand is becoming a preferred choice in the market or getting lost in the competitive noise.

Is Your Growth Engine Working Well?

Once you understand where you stand in the market, the next step is evaluating how efficiently your business converts visibility into actual sales, and here are the metrics that help you understand it:

4. Market Share/ Glance View Share Ratio

This ratio compares your share of total sales with your share of total product-page traffic. It’s one of the quickest ways to spot where performance might be slipping.

If your Glance View Share is high but your Market Share is low, you’re attracting attention (shoppers are landing on your pages) but failing to convert (not buying). This is your clue to revisit pricing, reviews, PDP content, or competitor positioning.

If the opposite is true (your listings convert well but lack visibility), it indicates a need to strengthen advertising, eCommerce and marketplace SEO, or brand search.

This ratio helps you zero in on bottlenecks instantly and understand which levers to fix first.

5. Percentage of GVs and Percentage of Sales Driven by Ads

This metric shows how much of your traffic and sales depend on paid advertising. A high percentage means growth is being fueled by ad spend rather than organic visibility, repeat customers, or brand recognition.

Healthy brands typically see this percentage fall over time as organic ranking, returning buyers, and branded searches take over. Tracking this helps you understand if you’re building a sustainable brand or simply paying for every visit and conversion.

6. ACOS (Advertising Cost of Sales)

ACOS measures how efficiently your ad campaigns generate revenue by comparing ad spend to ad-attributed sales. It’s essential to identify profitable campaigns, spot underperformers, and understand where ad budgets are leaking value.

A lower ACOS usually signals strong ad performance. But it’s equally important to balance ACOS with your growth goals, because extremely low ACOS can sometimes indicate underinvestment in visibility and lost market share opportunities.

7. TACOS (Total Advertising Cost of Sales)

TACOS takes a wider view by comparing ad spend to your total revenue, not just ad-driven revenue. It reveals if advertising is helping lift your entire business, including organic sales.

A decreasing TACOS is one of the clearest indicators of sustainable Amazon growth. It means your ads aren’t just driving immediate conversions, they’re improving visibility, boosting rankings, and increasing long-term organic demand.

Are You Building a Brand That Lasts?

Long-term success on Amazon isn’t just about visibility and sales, it hinges on trust. And the most reliable indicator of that trust is how shoppers rate their experience with your products.

8. Average Monthly Ratings

Average Monthly Ratings track the star ratings your product receives each month, offering a clear, ongoing view of customer sentiment. Because these ratings are shaped by real usage and real expectations, they become one of the most honest indicators of product quality and brand credibility.

A consistently high rating points to strong product-market fit, satisfied customers, and a higher potential for retention. But even a slight drop is an early warning sign, hinting at quality concerns, misleading descriptions, or competitors raising the bar in your category.

Monitor this metric closely to ensure your product stays reliable, aligned with customer expectations, and competitive in a crowded marketplace.

9. Review Velocity

Review Velocity measures the rate at which your product receives new reviews. A steady or rising flow of fresh reviews signals healthy sales momentum, active customer engagement, and ongoing relevance in Amazon’s fast-moving ecosystem.

A slowdown in review velocity, however, often indicates declining visibility, weaker purchase volume, or reduced engagement. On the flip side, strong review velocity typically boosts organic ranking and conversion rates, since shoppers rely heavily on recent reviews to validate purchase decisions.

Tracking this metric helps you maintain social proof and preserve customer trust, which are two essential pillars for building a brand that lasts on Amazon.

Conclusion

Sellers often get caught up in big, impressive numbers like total sales, ad spend, and short-term spikes. But these rarely reveal the true health of an Amazon business.

When you focus on core indicators, you stop reacting to surface-level data and start making smarter, more strategic decisions. And when you track these metrics consistently, growth becomes predictable rather than accidental.

Graas helps sellers do exactly that by consolidating the most important Amazon metrics in one place, revealing what’s working, what’s slipping, and what needs your attention. Its real-time insights and automated analysis make it easier for you to build a sustainable brand.

Book a demo today!