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Size Matters: Choosing the Right Van for Your Conversion

Posted on2025-04-07 by

Nowadays, a 'camper van' can be anything from a car-sized micro camper to a 3.5T long-wheelbase (LWB) high-roof beast. With so many options, how do you choose the right one? Easy - read this!

Whether you’re planning weekend getaways or full-time van life, this guide will help you pick the best panel van for your needs.

Step 1: Define Your Needs

Before checking out van models, think about how you'll actually use your camper van. Consider trip length (weekend warrior or full-timer?), what activities you're into (hauling surfboards or bikes needs good storage), how many people are coming along (solo needs less space than a couple with a dog), and what features can you live without (fixed bed? shower? toilet?). Remember, more features usually mean you'll need a bigger van. Getting clear on these things will help you figure out the right size van for your conversion.

Step 2: Understanding Van Sizes

Van sizes are often classified using manufacturer codes like L1H1, L2H2, and so on. The L refers to the length of the van, while H refers to its height. For example, an L2H3 van is a medium-length, high-roof vehicle. Different manufacturers have slightly different measurements for these categories, so always check specific dimensions.

To keep things simple, in this guide, we will categorise vans into three main sizes: Small (S), Medium (M), and Large (L). This will make it easier to compare options without getting lost in manufacturer-specific terminology.

Small Vans

Compact vans like the VW Caddy, Renault Kangoo, Citroën Berlingo, and Fiat Doblo take minimalism to the next level. These micro-camper conversions are the most car-like option, making them an ideal choice for solo travelers, weekend adventurers, and stealth campers who want an easy-to-drive, fuel-efficient vehicle with just enough space for the essentials.

On the smaller end of the scale, compact vans have cargo areas around 3m² to 4m², meaning layouts need to be clever, modular, and highly efficient. On the larger end, some maxi versions of compact vans–like the Caddy Maxi or Berlingo XL–offer a bit more room, bringing the cargo area closer to 4.5m² to 5m². While they still don’t allow for standing room, they provide better sleeping arrangements, additional storage, and the ability to fit small fixed kitchens or slide-out worktops.

Popular Models: VW Caddy/Citroen Berlingo/Renault Kangoo/Fiat Doblo/Peugeot Partner

Pros:
+ Cheapest option for a camper conversion.
+ Very easy to drive and park.
+ Great for stealth camping.

Cons:
- No standing headroom.
- Extremely limited space.
- Best suited for short trips.

Medium/Standard Vans

There's a reason Trafics and Transporters are the most popular van conversions. Not only do these small-to-medium sized vans offer a good balance of space and drivability, as a conversion project they aren't too... ambitious. They’re also a great choice for owning and driving: bigger than cars, but once you get behind the wheel, you soon realise they are not really any more difficult to drive. On the smaller end of the scale, these vans are decidedly more compact, with the cargo areas landing somewhere around 6m2. This means layout choices are limited, every inch counts, and most conversions require smart space-saving solutions such as folding beds, compact kitchen units, and multipurpose storage areas. They're ideal for solo travelers or couples who travel light, love minimalism and don't enjoy indoors yoga. On the larger end, these vans offer a noticeable step up in living space, layout flexibility, and overall comfort. With a cargo area closer to 8m², a Trafic or Transporter with a long wheelbase and higher roof provide proper standing room and space for a larger kitchen and extra storage–but you need to consider your own driving skills as these longer vans aren’t as easy to manoeuvre. 

Popular Models: VW Transporter, Renault Trafic, Ford Transit, Peugeot Expert, Mercedes Vito

Pros:
+ Easier to drive and park than a large van.
+ Enough room for a functional camper setup with standing headroom.
+ More fuel-efficient than large vans. 

Cons:
- Less space for extra features like a full bathroom.
- Taller individuals may find some models less comfortable.

Large Vans

For those who dream of a full-featured home on wheels, large vans like the Mercedes Sprinter, VW Crafter, Peugeot Boxer, and Fiat Ducato offer the most space and flexibility. With cargo areas ranging from a modest 10m² all the way through to a cavernous 17m², this is a big category, with lots of options to work through. 

On the smaller end of the scale, L2 vans like the Peugeot Boxer L2H2, Fiat Ducato L2H2, or VW Crafter MWB offer a balance between spacious living and manageability. At around 5.4m in length, they provide enough room for a fixed bed, kitchen, and seating area, while still being easier to drive and park than their longer counterparts. Layouts often require some clever space-saving solutions, like slide-out tables or compact bathroom setups, but they offer a solid blend of functionality and practicality for those who want a livable, but still relatively nimble, camper. 

On the larger end, L3/L4 vans push the limits of van conversions, stretching beyond 6m in length and opening up true home-on-wheels possibilities for full-time travelers, families, or those carrying significant gear. The trade-offs come in the form of conversion cost, fuel consumption, parking, and a more cumbersome driving experience. 

Besides extra space, an upside to these vans is the price: they’re often significantly cheaper than small/medium sized vans on the used market. Downsides: as they are real works vans, they are often dented and messy looking. For those after a bargain this is a good thing, but for those looking for something cleaner and fresher, look for ex-rentals which are usually sold around 50,000km.

Popular Models: Mercedes Sprinter, VW Crafter, Fiat Ducato / Citroen Relay / Peugeot Boxer

Pros:
+ Plenty of layout options, including space for a fixed bed or shower.
+ High roof allows most people to stand up inside.
+ Surprisingly cheap to buy second-hand.

Cons:
- More expensive to convert and run.
- Tricky to drive and park in urban areas.
- Height: restricted parking, high toll road fees.

Zen and the Art of Downsizing

Besides the more obvious considerations we've already talked about in this article–equipment, trip duration, and passengers–there’s a more fundamental question when choosing the right van size: How much space do you want to take up?
In Japan, efficient use of space is not just a necessity–it’s a celebrated art. There, you’ll find people happily living in vans that many Europeans would consider micro campers. Thoughtful design, multi-functional layouts, and a minimalist mindset make compact living not just possible, but enjoyable. As the Zen saying goes, 「少欲知足」 (Shouyoku chisoku)–'Desire little, know sufficiency.' When every inch is designed with intention, less isn’t just enough–it’s freedom.
That’s not to say a high-roofed, long-wheelbase Sprinter is never the right solution. For some, the idea of folding your van’s furniture up like elaborate origami feels like a creative challenge. But for others, it seems exhausting and claustrophobic. Some of us thrive in expansive, open spaces where we can spread out without compromise.
It’s just one more thing to consider. After all, many people drawn to a camper van project are looking to create a personal space that’s a reflection of their lifestyle and comfort needs. In the end, it’s not just about fitting into a van–it’s about making sure the van fits you.

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