Customer Results in a Pitch Deck: "+300%", "3x" and "8x

How to state a customer result such as a conversion lift, savings or ROI on a pitch deck slide: baseline, comparison group, sample, period and definition.

Customer Results in a Pitch Deck: How to Make "+300%", "3x" and "8x ROI" Checkable

Many decks claim that the product improves a customer's numbers: "+300% conversion rate", "3x conversion", "8x ROI". Whether a reader can trust such a claim depends on details that are usually missing: the starting value, what it is compared with, how many customers or users it covers, over what period, and how ROI is defined. This guide compares twelve real slides on those points.

TL;DR

Give the baseline, the comparison, the sample and the definition next to the result. Real Matters does this best: a footnote says its 5.3-day turn time is its actual average for one county over two named fiscal quarters, and that the competitor figures beside it are management estimates. Firework defines each of its three metrics under the number. Bigblue's body text shows the headline is the top of a range ("40% on average and up to 86%"). Experify's and Firework's comparisons are between users who chose to engage and those who didn't, which shows a correlation, not an effect the product caused. Visiblee's "+300%" and EliseAI's "125% more" give no baseline, customer count or period, so a reader can't tell what they rest on.

Customer-result claims on real pitch deck slides

Each example shows the exact stored slide above its analysis and links to the full teardown. Most checkable first. Figures are quoted as shown; calculations are ours.

Real Matters case study slide — slide 5

Appraisal management platform; our library records this as an IPO-stage deck (2017). A four-panel "how it works" slide.

Real Matters pitch deck case study slide 5
Real Matters deck, slide 5. Exact stored slide matched to this analysis.

Our analysis: The slide separates measured, estimated and illustrative figures, and says which is which.

Evidence and limitation: The footnote says the Real Matters figures are its actual average for a standard interior appraisal in that county during fiscal Q3 and Q4 2016 (April to September 2016), and that the traditional-AMC figures are management estimates of average competitor metrics, not tied to any competitor or region. The market-share panel is labelled illustrative.

What a founder can adapt: Footnote your result with the place, period, measure and the source of the comparison figure.

Supporting analysis

What the deck claims: Panel 3, "Better Performance, Case Study: Prince William County, Virginia": turn time 7–9 days (traditional AMC) vs 5.3 days (Real Matters); defect rate 15–20% vs 5.6%. Panel 4: "Increased Client Market Share (Illustrative)", 2 to 35%. Footnote 1 explains the case-study figures.

Presentation choice: A reader knows the 5.3 days is one county over six months, and that the comparison side is an estimate. That limits the claim, but makes it trustworthy.

When it does not fit: One county's average doesn't show performance elsewhere; don't present a single-market case as company-wide.

Read the Real Matters deck teardown

Firework case study slide — slide 6

Shoppable live video, Series B (2022 per our library). Three result tiles.

Firework pitch deck case study slide 6
Firework deck, slide 6. Exact stored slide matched to this analysis.

Our analysis: Clear definitions, but a self-selected comparison.

Evidence and limitation: Each metric is defined, and the retention comparison group is defined in a footnote. The comparison is between people who commented and people who didn't. The baseline for the first two tiles isn't stated, and "400%" could mean 4x or +400% (5x). "Retention" is measured as lifetime value, not a retention rate.

What a founder can adapt: Keep the definitions; add the comparison group and sample for every tile, and say whether it was a controlled test.

Supporting analysis

What the deck claims: "400% Engagement: Session time per user." "3.0X Conversion: Add-to-cart rate." "3.0X Retention: Lifetime value for social consumers* relative to other consumers." Footnote: "Social consumers are defined as consumers who made at least one comment in livestreams."

Presentation choice: People who comment in a livestream were probably more engaged buyers to begin with, so higher lifetime value may partly reflect who they are rather than what commenting did.

When it does not fit: Don't label lifetime value "retention", and don't present a users-vs-non-users gap as the product's effect.

Read the Firework deck teardown

Bigblue case study slide — slide 6

E-commerce fulfilment, Series A (2022 per our library). A three-column value proposition slide.

Bigblue pitch deck case study slide 6
Bigblue deck, slide 6. Exact stored slide matched to this analysis.

Our analysis: The headline uses the best case; the smaller text gives the typical result.

Evidence and limitation: The body text shows 86% is the maximum and 40% the average. The number of brands, the period and the comparison (before/after or test/control) aren't stated.

What a founder can adapt: Lead with the average and put the range beside it: "+40% sales on average across [N] brands (up to +86%)".

Supporting analysis

What the deck claims: Headline under the first column: "Increasing brands sales by 86% with Fast Tags." Body: "Prime-like delivery badges create an incentive to convert. Sales increase by 40% on average and up to 86%."

Presentation choice: Giving both average and maximum is more informative than most slides, but leading with the maximum invites the reader to take it as typical.

When it does not fit: Don't headline an "up to" figure.

Read the Bigblue deck teardown

ChangeAgain case study slide — slide 2

Website optimisation, seed. A "How it works" slide comparing an original and a modified page.

ChangeAgain pitch deck case study slide 2
ChangeAgain deck, slide 2. Exact stored slide matched to this analysis.

Our analysis: A before/after that is easy to read, with no customer, period or traffic stated.

Evidence and limitation: Both baselines and results are shown. Conversion rose 31 percentage points (about 2.5x); sales rose 75% (1.75x). With the same traffic and order value, sales would rise in line with conversion, so the gap implies different traffic or order values between the two pages, which the slide doesn't show. It also doesn't say whether this is a real customer result or an illustration.

What a founder can adapt: Say whether it is a real test, name the customer or segment, and give traffic and period.

Supporting analysis

What the deck claims: "Original page: $200k sales, 21% conversion rate" vs "Modified page: $350k sales, 52% conversion rate."

Presentation choice: Showing both values lets the reader do exactly this check, which is a strength even when the check raises a question.

When it does not fit: If the example is illustrative, label it; readers will otherwise take it as a result.

Read the ChangeAgain deck teardown

Cardinal Analytx case study slide — slide 5

Predictive healthcare analytics (now Prealize Health), Series B (2019 per our library). A pie chart, a funnel and a patient story.

Cardinal Analytx pitch deck case study slide 5
Cardinal Analytx deck, slide 5. Exact stored slide matched to this analysis.

Our analysis: A detailed funnel with the key definitions (ROI, period, member base) missing.

Evidence and limitation: ROI isn't defined. If 8x means savings ÷ cost, the implied cost is about $0.75M ($6M ÷ 8). Spread over 600k members for 12 months, $6M is about $0.83 per member per month, not $0.96; the gap may reflect a different member count or period, which the slide doesn't show. The funnel labels $20M as savings for the highest-impact cases, while the ROI line gives $6M; the slide doesn't say how the two relate.

What a founder can adapt: State "savings ÷ program cost", the period, the member count and how savings were measured (for example against a matched comparison group).

Supporting analysis

What the deck claims: "8x ROI on Highest Impact Cost Blooms." Funnel for "Health Plan A": $880M total cost, 600k lives; "$300M Cost Bloom Blind Spot, 36k lives"; "Highest Impact Cases, $20M savings, 2.5k lives"; "8x ROI, $6M or $0.96 PMPM savings." A patient example cites "a savings of over $20k".

Presentation choice: Health plans judge ROI claims closely, so the definition and period matter as much as the multiple.

When it does not fit: Don't show two savings figures on one graphic without saying which is measured and which is potential.

Read the Cardinal Analytx deck teardown

Experify case study slide — slide 6

Peer product demos for brands, seed (2022 per our library). One large figure.

Experify pitch deck case study slide 6
Experify deck, slide 6. Exact stored slide matched to this analysis.

Our analysis: Honest about the comparison, which reveals that it is self-selected.

Evidence and limitation: The comparison group is stated: engaged vs not engaged. No baseline conversion rate, brand count or period is given.

What a founder can adapt: If you can, run a holdout test (some visitors aren't offered the feature) and report that lift.

Supporting analysis

What the deck claims: "Brands see significant lift. 3X conversion rates *for people that engage with Experify, compared to those who do not."

Presentation choice: Shoppers who seek out a peer demo may already be closer to buying, so part of the 3x may be who engages rather than what the demo does.

When it does not fit: Don't imply a causal lift from an engaged-vs-not comparison.

Read the Experify deck teardown

Picnic case study slide — slide 5

Ad marketplace, Series A (2021 per our library). A "who benefits" slide for three sides of the marketplace.

Picnic pitch deck case study slide 5
Picnic deck, slide 5. Exact stored slide matched to this analysis.

Our analysis: Results cited as supporting points, with the case they come from left out.

Evidence and limitation: "5x ROI case study" signals one case; the customer, the ROI definition and the period aren't given. "97% increase in brand message" doesn't name the measure (recall? association?) or the comparison.

What a founder can adapt: Name the customer or campaign, the measure and the comparison, or link to a case study slide.

Supporting analysis

What the deck claims: Advertisers: "Increased ROI, 5x ROI case study"; "Brand uplift, 97% increase in brand message."

Presentation choice: Saying "case study" is honest about the sample size; the reader then needs the case.

When it does not fit: Don't state a lift without naming what was measured.

Read the Picnic deck teardown

Blue White Robotics case study slide — slide 6

Autonomous farm vehicles, Series B (2021 per our library). A three-phase adoption slide.

Blue White Robotics pitch deck case study slide 6
Blue White Robotics deck, slide 6. Exact stored slide matched to this analysis.

Our analysis: Savings ranges that read as a plan; their basis isn't stated.

Evidence and limitation: Savings are given as ranges per phase. The slide doesn't say whether they are measured on customer farms or projected, what cost base they apply to in Phases II and III, or over what period. Despite the title, no ROI figure is shown.

What a founder can adapt: Mark each range as measured (with farm count) or projected, and name the cost it applies to.

Supporting analysis

What the deck claims: "Adoption Process & ROI." Phase I (Robots as a Service): "Saving grower 25–35% opex cost." Phase II: "Saving 30–60%." Phase III (SaaS): "Saving 50–70%."

Presentation choice: Ranges are more honest than a single figure, but later phases are likely to be forecasts and should be labelled as such.

When it does not fit: Don't title a slide ROI without an ROI figure.

Read the Blue White Robotics deck teardown

EliseAI case study slide — slide 5

AI for property operations, Series D (2024 per our library). Two figures beside a product screenshot.

EliseAI pitch deck case study slide 5
EliseAI deck, slide 5. Exact stored slide matched to this analysis.

Our analysis: A strong-sounding lift with none of its inputs shown.

Evidence and limitation: "125% more" implies a comparison (2.25x the baseline), but the baseline, the comparison (before/after or vs non-users), the number of properties and the period aren't given. "90% of workflows" doesn't say which workflows are counted.

What a founder can adapt: "Tour conversion rose from [X]% to [Y]% across [N] properties, [period], vs [comparison]."

Supporting analysis

What the deck claims: "HousingAI." "125% More Prospects Converted To Tour." "90% Of Workflows Automated."

Presentation choice: At later stages, an investor will ask for the underlying data; the slide gives nothing to anchor that conversation.

When it does not fit: Don't give a relative lift without its baseline.

Read the EliseAI deck teardown

Visiblee case study slide — slide 3

Website conversion software, seed (2014 per our library). Customer logos beside a large result.

Visiblee pitch deck case study slide 3
Visiblee deck, slide 3. Exact stored slide matched to this analysis.

Our analysis: A large lift paired with logos, with no stated link between them.

Evidence and limitation: No baseline, customer, sample or comparison is given. Placed beside three logos, the figure may be read as applying to those companies, but the slide doesn't say it does.

What a founder can adapt: Attribute the result: "[Customer]: conversion from [X]% to [Y]% in [N] weeks".

Supporting analysis

What the deck claims: LVMH, Mars and Kyocera logos. "Increase website conversion rate in less than a month!" "+300% conversion rate."

Presentation choice: Readers tend to attach a result to the logos next to it. If it came from one smaller customer, the layout overstates it.

When it does not fit: Don't set an unattributed result beside logos.

Read the Visiblee deck teardown

Decagon case study slide — slide 4

AI customer support agents, Series A (2024 per our library). A four-bullet "Why are we winning?" slide.

Decagon pitch deck case study slide 4
Decagon deck, slide 4. Exact stored slide matched to this analysis.

Our analysis: A category comparison used as a customer result.

Evidence and limitation: The 20% vs 90% contrasts two categories (chatbot vs agent), not a measured before/after for named customers. "Resolution" isn't defined, and the number of bake-offs isn't given.

What a founder can adapt: Give the measured resolution rate for your customers with its definition, and the bake-off count ("won [N] of [N]").

Supporting analysis

What the deck claims: "We capture business logic better than anybody else." "That's the difference between 20% and 90% resolution – chatbot vs agent." "Result: We've been baked off many times and won every time."

Presentation choice: Bake-off wins are a strong signal when counted; here the reader doesn't know how many.

When it does not fit: Don't present a category benchmark as your own result.

Read the Decagon deck teardown

Code First Girls case study slide — slide 5

Tech skills programmes for women, Series A (2023 per our library). A Venn diagram of employer and candidate benefits.

Code First Girls pitch deck case study slide 5
Code First Girls deck, slide 5. Exact stored slide matched to this analysis.

Our analysis: An ROI claim used as a benefit statement, with no definition.

Evidence and limitation: ROI isn't defined: whose return (employers'?), what is counted as return and cost, and over what period. "100% ROI" usually means the return equals the cost (money doubled), but readers may take it as "every placement pays off".

What a founder can adapt: "Employers recover [X]x their fee within [N] months, based on [measure], [N] placements."

Supporting analysis

What the deck claims: Under "Better for employers": "We achieve 100% ROI on job placement."

Presentation choice: An employer audience will want the calculation; without it the figure reads as a slogan.

When it does not fit: Don't use "100% ROI" in a way that can be read as a success rate.

Read the Code First Girls deck teardown

What each slide lets the reader check

Whether each result states its baseline, comparison, sample, period and definition.

ExampleClaimBaseline shownComparisonSample / statisticPeriodMain gap
Real Matters5.3 days vs 7–9 daysYesvs estimated competitor averageOne county, averageApr–Sep 2016Single market
Firework400%, 3.0X, 3.0XNoCommenters vs others (retention)Not statedNot statedSelf-selected groups
Bigblue+86% salesNoNot statedAverage 40%, max 86%Not statedHeadline is the maximum
ChangeAgain21% → 52%YesOriginal vs modified pageNot statedNot statedReal or illustrative?
Cardinal Analytx8x ROIPartlyNot statedOne health planNot statedROI and PMPM basis
Experify3X conversionNoEngaged vs not engagedNot statedNot statedSelf-selected groups
Picnic5x ROI; 97% upliftNoNot stated"Case study" (one)Not statedCase and measure unnamed
Blue White Robotics25–70% savingsNoNot statedRangesNot statedMeasured or projected?
EliseAI125% more toursNoNot statedNot statedNot statedEverything
Visiblee+300% conversionNoNot statedNot stated"< 1 month"Attribution to logos
Decagon20% vs 90% resolutionNoChatbot vs agent (category)Not statedNot statedNot a customer result
Code First Girls100% ROINoNot statedNot statedNot statedROI undefined

Key Takeaways

  • Show the baseline: "from 21% to 52%" can be checked; "+148%" alone can't.
  • Say whether a percentage is a relative change or percentage points.
  • Say how many customers or users the result covers, and whether it is an average, a median or the best case.
  • Name the comparison: before vs after, a test vs a control group, or users vs non-users. Only a controlled test isolates the product's effect.
  • Define ROI: savings ÷ cost, or (savings − cost) ÷ cost, and whose costs.
  • Label estimates, projections and illustrations as such.

Write your customer-result line

Fill in each line before putting a customer result on a slide.

  1. Metric. What was measured: conversion rate, sales, turn time, cost. Define it in a few words.
  2. Baseline → result. Both values. Say whether the change is relative (%) or in percentage points.
  3. Comparison. Before vs after, test vs control group, or users vs non-users. Say which.
  4. Sample. Which customer(s), how many, and whether you report the average, median or best case.
  5. Period. Start and end dates, and how long after launch the result was measured.
  6. ROI definition. Return ÷ cost or (return − cost) ÷ cost; whose return and cost; over what period.

Copyable framework: [Metric] went from [baseline] to [result] ([relative change]) for [customer / N customers, average], [period], compared with [comparison].

Illustrative example 1 — written by us

Before: 125% More Prospects Converted To Tour

After: Tour conversion rose from [X]% to [Y]% across [N] properties, [period], compared with [the same properties before launch].

What improved: Our illustrative rewrite; not EliseAI's wording. Bracketed values are placeholders, and the comparison is an assumption for illustration. It gives the baseline, sample, period and comparison, so the lift can be judged.

What this guide adds

The case study slide guide covers telling one customer's story: who the customer was, the starting point and what changed. This page covers the numerical claim itself, whether it comes from one customer or many: how to express a lift, a saving or an ROI so a reader can tell what it measures and how much weight it can bear. Real Matters also appears in the case study guide; here it is used for its footnote, a different lesson.

Five details every customer result needs

Baseline and result. Give both values. "Conversion from 21% to 52%" is 31 percentage points, or +148% relative. A bare "+148%" hides which.

Comparison. Before vs after can reflect seasonality or other changes made at the same time. Users vs non-users compares groups that chose differently, so the gap may reflect who they are, not what the product did. A randomised test (control group) is the only one of the three that isolates the product's effect.

Sample and statistic. One customer, the average of all customers, or the best one? "Up to" is a maximum, not typical.

Period. Over what time, and when. A result in "less than a month" may not persist.

Definition. For ROI, say what is counted as return and as cost. "8x" can mean savings are 8 times the cost, or savings minus cost are 8 times the cost.

How we read each slide

We quote figures as shown and use only arithmetic on visible numbers. Where the slide doesn't say what a figure is based on, we say so; this doesn't mean the figure is wrong. Where two figures on a slide don't reconcile on our arithmetic, we show the calculation and note that an undisclosed input may explain it.

Common mistakes

Diagnostic checklist

  • Baseline and result both shown.
  • Relative change vs percentage points stated.
  • Comparison type named (before/after, control group, users vs non-users).
  • Sample size and statistic (average, median, best case) given.
  • Period given.
  • ROI or savings definition stated; estimates and illustrations labelled.

Frequently asked questions

How we chose these examples

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•By Alejandro Cremades