Quick answer: Your mobile conversion rate is usually lower than desktop because phones make every step harder: small screens, fiddly forms, slow connections and visitors who are often just browsing. Some of the gap is normal, since many people research on a phone and buy later on a laptop. The part you can fix comes from slow pages, long forms, hard-to-tap buttons and checkouts that ask for too much. Measure where phone visitors drop out, fix the biggest leak first, and test each change.
Open the device report in Google Analytics for almost any business site and you will see the same pattern. Mobile traffic keeps growing, often to half of all sessions or more, but the share of sales, leads or bookings from phones is far smaller. It is easy to shrug this off as “people just don’t buy on phones”. That is partly true and partly an excuse. This guide explains which part of the gap is natural, which part is caused by your site, and how to close it.
How to measure your mobile conversion rate properly
Before changing anything, get a clear picture.
In Google Analytics, go to Audience > Mobile > Overview. This splits sessions into desktop, mobile and tablet. If you have goals or ecommerce tracking set up, you will see conversion rates for each device category side by side. If you have not set up goals yet, do that first, because without them you are guessing. Our guide to Google Analytics goals walks through it.
A few points to keep in mind when reading the numbers:
- Look at tablets separately. Tablet visitors often behave more like desktop visitors. Lumping them in with phones hides the real mobile problem.
- Compare like with like. Split by traffic source too. Mobile visitors from social media convert very differently from mobile visitors who searched for your brand name.
- Use enough data. A few weeks of numbers on a small site can swing wildly. Look at three months or more where you can.
- Check micro conversions. Taps on your phone number, clicks on a map link and email sign-ups all count. A phone visitor who calls you has converted, even if your goal report does not show it.
Why mobile visitors convert less
Intent is different
Many phone visits are quick research: checking a price, reading a review, finding opening hours. Plenty of people browse on a phone during a commute and come back later on a desktop to buy. Analytics records that as a mobile visit with no conversion and a desktop visit with a conversion. This is the part of the gap you cannot fully close, and you should not expect phone and desktop rates to match.
Pages are too slow
Mobile connections are slower and less reliable than office broadband, and phones have less processing power. A page that feels fine on your desktop can take many seconds on a 3G connection. Visitors on phones are also more impatient, because they are often doing something else at the same time. Heavy images, too many scripts, large sliders and slow hosting all hurt here.
Forms are painful
Typing on a phone is slow and error prone. A form that takes a minute on a laptop can take several on a phone, and every extra field is another chance for the visitor to give up. Forms that use the wrong keyboard type, wipe the fields after an error, or ask for information you do not really need are some of the biggest causes of lost mobile conversions.
Buttons and links are hard to tap
Links placed close together, small buttons and menus that need precise taps lead to mis-taps and frustration. If a visitor taps the wrong thing twice, they often leave.
The checkout asks for too much
Forcing account creation, asking for card details on a cramped form and showing surprise delivery costs at the last step all hurt more on mobile than desktop. On a phone, getting a card out of a wallet and typing sixteen digits is a real effort.
Trust is harder to show
On a small screen, the reviews, guarantees, security badges and contact details that reassure desktop visitors are often pushed far down the page or hidden in a menu. The visitor never sees them.
How to find where phone visitors drop off
Once you know the overall gap, find the specific steps causing it.
- Funnel reports by device. If you have a goal funnel or enhanced ecommerce checkout steps set up, apply a mobile traffic segment. Compare the drop-off at each step with desktop. A step where phones fall away much faster is your first target.
- Landing pages by device. In Behavior > Site Content > Landing Pages, apply the mobile segment and sort by sessions. High bounce rates on key pages tell you where first impressions fail.
- Session recordings and heatmaps. Tools such as Hotjar let you watch recordings of real mobile sessions and see where people tap. You will often spot problems within minutes: people tapping on images that are not links, scrolling past the button, or giving up on a form field.
- Test it yourself. Use your own phone, on a mobile connection rather than office Wi-Fi, and try to complete a purchase or enquiry. Then ask someone who has never seen the site to do the same while you watch.
Fixes that raise mobile conversion rates
Make pages fast
Speed helps every visitor, but phone users feel it most. Compress and resize images, cut unnecessary scripts and plugins, use caching and a decent host, and serve images at the right size for small screens. Our guide to WordPress speed optimization covers the main steps for WordPress sites. Test pages with Google PageSpeed Insights, and check how long they take on a real phone, not just on your desktop.
Simplify forms
- Remove every field you can live without. Ask for a name and an email or phone number, and collect the rest later.
- Use the right input types (
type="email",type="tel",type="number") so phones show the matching keyboard. - Add
autocompleteattributes so browsers can fill in names, addresses and emails. - Put labels above fields rather than inside them, so they stay visible while typing.
- Show errors next to the field in plain words, and never clear the form when there is a mistake.
- Make the submit button full width and say what happens, such as “Get my quote” instead of “Submit”.
Make tapping easy
Buttons should be large enough for a thumb, with space around them. Apple and Google both publish guidance on minimum tap target sizes, roughly the size of a fingertip. Put your main call to action where thumbs reach easily, and keep it visible without scrolling on key pages. A sticky bar with a call or buy button can work well, as long as it does not cover content.
Add click-to-call
For service businesses, a tappable phone number is often the most valuable conversion on a phone. Wrap it in a tel: link, put it in the header, and track taps as an event in Google Analytics so you can see how many calls the site produces.
Streamline checkout
- Offer guest checkout. Forcing account creation before payment loses buyers who just want to finish quickly.
- Show delivery costs early, on product pages or in the cart.
- Offer payment options that avoid typing card numbers, such as PayPal, where your customers already have an account.
- Keep the order summary short and collapsible on small screens.
- Reduce the number of steps, or at least show a clear progress indicator.
Bring trust signals up
Put one or two short trust signals near the main call to action: a star rating, a returns promise, a line about secure payment. Make your phone number and address easy to find. Keep them short so they fit the screen.
Rethink the layout, not just shrink it
A responsive site that simply stacks desktop content into one long column is not the same as a page designed for phones. Decide what a phone visitor needs first and put that at the top. Move long blocks of text lower, use shorter headings, and drop decorative elements such as large sliders that push the content down.
Test your changes
Do not assume a change worked because it looks better. Run an A/B test where your traffic allows it, and apply a mobile segment to the results. A change that helps phone visitors can sometimes make no difference on desktop, or even hurt it. Our guide to A/B testing explains how to set up a fair test and how long to run it.
On smaller sites with too little traffic for testing, compare the four weeks before and after a change, keep a note of the dates in an annotation, and watch for outside factors such as seasonal demand or a paid campaign starting.
Allow for cross-device buying
Since some phone visitors will always buy on another device, give them easy ways to come back:
- Let visitors email a cart or quote to themselves.
- Keep carts saved for logged-in customers across devices.
- Offer a simple newsletter or “remind me” sign-up.
- If you have logged-in users, set up the User-ID feature in Google Analytics so you can see visits across devices.
That way the mobile visit still does its job, even when the sale happens later.
FAQ
What is a good mobile conversion rate?
There is no single figure, because it depends on your industry, prices and traffic sources. Compare your mobile rate with your own desktop rate and track it over time. If the gap is shrinking, you are making progress.
Should I build a separate mobile site?
Usually not. A well-built responsive site is easier to maintain and is what Google recommends. Focus on speed, forms and layout within your responsive design.
Will AMP pages improve my mobile conversions?
AMP speeds up articles, but it limits forms and scripts, so it rarely helps sales or enquiry pages directly. Fast normal pages are the better place to start.
Start with the biggest leak
You do not need to fix everything at once. Find the step where phone visitors drop off most, fix it, measure the result and move on to the next one. If you want help working out where your mobile visitors are getting stuck, see how we help businesses turn visitors into customers.
