Want to know more about whether your car can carry a roof tent?
The answer depends on your exact vehicle, its approved roof mounting system and the complete weight carried while driving. Here is how to check.
The three-minute check
The lowest applicable limit governs the setup. Confirm the tent's mounting width, bar spacing and fixings as well as the weight rating. A stronger rack does not raise the vehicle's approved roof load.
Which ratings do I need?
Load path: roof structure → rails or mounting points → bars or rack → tent fixings. Every connection must be suitable.
No published rating? Ask the vehicle and roof-system manufacturers for the relevant limits before fitting. Do not infer capacity from a similar model or from the presence of factory rails.
Dynamic versus static roof load
Calculate your travelling roof load
Keep the total within the lowest applicable dynamic limit and follow every manufacturer's fitting instructions.
Example: If your vehicle is rated to carry 75 kg on the roof, a 47 kg tent plus 12 kg of bars and 3 kg of fixings and travelling items totals 62 kg, leaving 13 kg below the vehicle's stated limit.
Are your roof bars suitable?
Check the bar manufacturer's approval for your vehicle and roof tent, load rating, usable width, crossbar spacing and whether the tent brackets clear the bar feet. Through bars often give more mounting room and are considered safer. Flush bars are not recommended for roof tents normally!
Factory rails vary in strength and attachment method. A panoramic glass roof must never support the tent directly. For a plain roof using door-frame clamp bars TUFFTREK® generally do not recommend them for a roof tent!
What type of tent suits my vehicle?
For a car or crossover with a suitable approved setup, begin with a lightweight roof tent. For vehicles with more available roof-load capacity, compare the weight and footprint of soft top tents and hard shell tents.
For extra sleeping space, see family roof tents—their size and weight still need checking against the specific vehicle and mounting system. A pickup canopy or van rack can often take any of the soft top tents, from small to large or take the heavier hard top roo ftent range!
Common mistakes to avoid
- Comparing the tent weight alone with the vehicle limit and forgetting the rack, fixings or travelling contents.
- Assuming a high-rated bar or canopy overrides a lower vehicle or mounting-point limit.
- Choosing bars by weight rating without checking usable width, spacing and bracket clearance.
- Using roof-load figures from another model year, body style or roof specification.
FAQs
Can a small car carry a roof tent?
Sometimes. Its size does not decide the answer: check the exact vehicle's roof rating, approved mounting system and the complete travelling weight.
Do roof bars count towards the limit?
Include the bars or rack in the complete weight supported by the vehicle roof, along with the tent, fixings and anything else carried there.
Can I use factory roof rails?
Possibly. Confirm the rails and crossbars are approved for the vehicle and suitable for the tent; the mere presence of rails is not confirmation.
What if I cannot find a static roof-load rating?
Do not apply a guessed multiplier to the driving limit. Ask the vehicle and mounting-system manufacturers for guidance on your exact setup, and check the tent's parked-use instructions.
Still unsure? Ask TUFFTREK®
We have helped customers choose and fit roof tents since 2013. Send us your vehicle's make, model, year and roof type, details or photos of existing bars or rails, and the tent you are considering. We can help you identify which ratings and mounting details still need checking.
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