A/B testing
Ecommerce Conversion Optimisation: RPU as Your Profit Driver. System, Not Gut Feeling
It means replacing “gut feeling” with measurable facts so you grow faster, step by step.
A/B testing
Landing page optimisation is the targeted process of designing individual pages so that visitors take one defined action.

The average landing page conversion rate is 2.35 percent. The best 25 percent of landing pages reach 5.31 percent. And the leaders, the top 10 percent, reach 11.45 percent. The difference between average and top isn’t budget, design or tools.
It’s how rigorously every element of the page is aligned with one single conversion action.
A landing page has one job: to get the visitor to take one action. Not two, not three. One. Every extra link, every distracting piece of information, every alternative option lowers the conversion rate. The best landing pages aren’t beautiful. They’re effective.
The pattern in landing page analysis is always the same: the pages with the highest conversion rates are the ones that cut the most. Less navigation, less text, fewer options, more focus.
Every landing page needs one single conversion action. A purchase, a sign-up, a download, a booking. Everything else is a distraction. Remove the navigation, minimise the footer, cut alternative links. The visitor has two options: convert or leave.
Worked example: a B2B software provider cuts its white paper download page right down. Before: navigation, sidebar, 3 alternative CTAs and a footer with 12 links. After: a header with the logo, a hero with headline and subheadline, a form with 3 fields, one testimonial and a footer that links only to the legal notice.
The conversion rate rises from 3.2 to 8.7 percent. The investment: 6 hours of design work. Cutting a page down like that is the most reliable single move available, and it costs design time, not budget.
The rule is simple: for every landing page you create, ask yourself what the one thing is that the visitor should do. Remove everything that doesn’t lead directly to that one thing.
The hero area is what’s visible without scrolling. In those 5 seconds the visitor decides whether to stay or go. The hero has to communicate in a single line: what’s the offer, who is it for, why should I act now?
The formula for an effective hero:
Copy alone can decide a page. Worked example: a gym replaces “Become a member now” with “Lose 5 kg in 6 weeks, with training that fits your diary”. The first asks for a commitment, the second names the result the visitor wants, and the conversion rate goes from 1.8 to 4.3 percent.
Nothing else on the page changes. Test the headline against the original before you believe either version; the lift comes from the change, not from the wording you like.
Every extra form field lowers the conversion rate. The data is clear: going from 4 to 3 fields raises conversion by 50 percent. From 3 to 2 fields, by another 30 percent. The best landing page has a single field: the email address.
The rule: only ask for information you absolutely need for the next step. For a newsletter, the email is enough. For a white paper too. For a demo request you might need company and phone number. But never more than 3 fields.
Worked example: a SaaS provider cuts its contact form from 7 fields to 3, keeping name, email and company. The conversion rate rises from 2.1 to 5.8 percent and lead quality holds: anyone unwilling to give a name and an email address is rarely a serious prospect.
Landing pages without social proof convert 30 to 50 percent worse. The visitor doesn’t know you. They have no reason to trust you. You have to give them that reason, immediately.
The most effective social proof elements on landing pages:
Position is part of the proof. A testimonial with a photo and a company logo placed directly below the hero is seen; the same testimonial below the fold is often never reached.
Worked example: a consultancy moves one testimonial from below the fold to directly under the hero and the conversion rate rises by 19 percent, purely from the change of position. Test the position before you write new testimonials.
70 percent of landing page traffic comes from mobile devices. Yet most landing pages are designed on desktop and “adapted” for mobile. That’s the wrong way round. The mobile version is the primary version.
Mobile optimisation for landing pages:
Where the mobile conversion rate is a fraction of the desktop rate, the analysis usually finds the same three things: a form that is not optimised for touch, a load time of several seconds, and a CTA that disappears on scroll.
Worked example: an e-learning provider with 50,000 mobile sessions a month converts at 0.9 percent on mobile against 3.2 percent on desktop, and the page takes 4.2 seconds to load.
A touch-optimised form, a faster load and a sticky CTA lift the mobile rate to 2.1 percent: 600 extra orders a month, and at a 75 euro order value that is 45,000 euros of additional revenue. Fix those three before you touch the design, then measure the mobile rate again.
The best landing pages don’t come from design genius. They come from systematic testing. Every assumption, about colour, copy, image or form, gets tested. The data decides, not the head of marketing’s opinion.
The most important things to test:
Test combinations, not only single elements. A stronger headline on its own may do little; headline, image and CTA copy together are what carry a page. Worked example: a financial services provider runs 12 variants of one landing page.
The winning combination of headline, image and CTA copy converts 3.4 times better than the original, and no single change was responsible. Plan the test so the combination is the variant, and give it the traffic it needs.
Landing page optimisation isn’t a design project. It’s a mathematical optimisation problem. Every landing page has a conversion rate function that you maximise through systematic testing. The best landing pages aren’t beautiful. They’re effective.
At JDKRUEGER&CO we analyse and optimise landing pages. We find the biggest levers, test variants and measure the conversion impact. If you want to know how much revenue your landing pages really bring in, and where they leave money on the table, book a Dropoff Analysis with Jörg.
A/B testing
It means replacing “gut feeling” with measurable facts so you grow faster, step by step.
A/B testing
Ecommerce personalisation means tailoring content, product suggestions and offers to an individual visitor’s behaviour. Not to assumptions, not to demographic pigeonholes.
A/B testing
Google Analytics shows you what happens. Heatmaps show you how it happens.
In the Dropoff Analysis you see where your shop loses buyers. Afterwards you know where the first step pays off.