It depends on a number of personal factors including how often you think you'll use a roof box and if you've got room to store your roof box when you're not using it.
We've put together a guide to help you decide.

Roof boxes are better because they are sturdy and easy to load. However, they can be awkward to store. Roof bags are cheaper and they don't take up much room when they're not required.
We've put together a guide to help you choose.

There are a lot of things to know about roof boxes. There are different tips on how to choose, clean, and store them among others.

To have a better grasp about roof boxes, check out our essential guides.

You'll need to check with your rental company. Some do allow it and others will supply a roof box with the car on request.
We've put together a guide on this.

Most roof boxes will keep your stuff dry, however they are not all completely waterproof. If you want to ensure that you don't end up with wet gear, double check when you make your purchase that you choose one that states it's waterproof credentials. 

Generally, yes. Usually, the best bet is to go for the ones the manufacturer of your vehicle makes. Alternatively, you can choose some that match the roof box if they're available for your car. If you don't want roof bars some cargo bags don't require them.

Usually, it's pretty quick once you've fitted the roof box once. Most boxes come with a simple system that clips the box in place easily. The first time you fit your box you will need a bit more time to adjust the fixtures so they line up with your roof bars. We've put together a guide on this.

Usually, it doesn't, however, most ferries will have a height restriction. We suggest you ask your ferry company for clarification on their policy on roof boxes. Be sure to check out our guide on this.

It can do, so it's best to let your insurance company know that you will sometimes be using a roof box on your vehicle.

Hardshell roof boxes are generally more secure than the soft cargo bar varieties as they have integrated locking system. However, we wouldn't recommend leaving anything too valuable in a roof box for too long. Read more about roof box security here.

A roof box will create a bit of extra wind noise, especially when travelling at high speeds. There are a few things you can do to reduce roof box noise.

You've got a few options when it comes to storing your roof box including using a storage system to hoist your box above your car in your garage. Check out our guide to storing your roof box here.

Yes, providing the roof box is mounted to the vehicle correctly and not overloaded with too much stuff. Find out more about roof box safety here.

You can clean your roof box using warm soapy water and towel. You can also protect your roof box by using a product like Polytrol to protect it from sun fading. Read our roof box cleaning guide.

Yes, you can fit suitcases in a roof box. It does of course depend on the size of your cases, so make sure you get a box big enough for your needs. Generally it's easier to get soft bags into a roof box rather than hard suitcases. 

Check out our guide to getting suitcases in a roof box.

It depends on the size of your suitcases, but if they are quite big you'll want something like the Thule Motion XT or the Yakima Skybox. Read our full guide on roof boxes for suitcases.

Any roof box that's long enough to accommodate your clubs should be fine. One of our favourites for golfers is the Thule Force box. Be sure to check out our full guide on roof boxes for golfers.

You can, but it's not ideal as it will have a negative effect on your fuel consumption. Ideally, you'll want to remove your box and store it when you're not using it.

If you need help storing your roof box, check out our roof box storage guide.

Yes, if you're going to use it more than a few times a year. Investing in a good quality roof box will make travelling with your gear so much easier and free up trunk space for other things, like pets.

Pretty much anything! Roof boxes are great for camping equipment, suitcases, skis, snowboards, fishing gear and loads more.

Some roof boxes like the Thule Motion XT can take up to 165lbs if you choose the biggest version. You do need to check also check the weight limit of your car, which you'll be able to get from the manufacturer of your vehicle. Read our full guide on this here.

With 22 cu ft of storage the biggest, and also one of the best, is the Thule Motion XT XL. Another good box that can hold a similar amount is The Yakima Skybox.

No, they don't, which can make packing them in the dark quite difficult. There is however a solution.

Yes, they do. You can, however, reduce the effect a roof box has on your MPG by choosing a box that has been designed with aerodynamics as a priority. 

Most roof boxes will be ok up to the speed limit, and most will be able to handle 70mph. The maximum speed most manufacturers state is 90mph, but check the user guide before putting your foot down too far. Other factors will also affect the maximum speed.

Yes, generally it's ok to attach a roof box to a car with a panoramic roof, however, it's always best to check with the manufacturer of your vehicle. 

Find out more about roof boxes and panoramic roofs here.

It's not essential that your roof box is mounted in the center of your roof bars. For example, if you also have a bike rack you may wish to put them side-by-side. For more info, take a look at this article.

Yes, however, if you're not going to be using your roof box for an extended period of time you should remove it and put it into storage as it could be having a negative effect on your fuel consumption as well as creating extra noise. Find out more here.

No! This is likely to cause damage to your car, roof box and the car wash. Find out more here.

A little overhang is fine as long it doesn't interfere with access to your trunk or obstruct your view when driving. Find out more here.

No, it shouldn't. If fitted correctly and you're careful when you add or remove the bikes from your car you should be fine. Find out more here.

Yes, if you have enough roof space to fit both to your car safely.