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The best car cooler boxes for the perfect summer road trip 2024

  • Off out for a picnic or BYO BBQ? Keep your cheese, drinks, and sandwiches chilled
  • The best powered and insulated options to choose from
  • Cooler boxes are perfect for a summer road trip 

Written by Ryan Gilmore Updated: 22 July 2024

Those summer road trips are always a joy. With no deadline to reach your destination (if you even have one), you can take the time to enjoy the drive accompanied by your favourite road trip playlist. Unfortunately, the British weather doesn’t always want to play ball, and those rain clouds normally come out just as you arrive at the beach. However, with a car cooler box, at least you can guarantee to arrive with fresh sandwiches and chilled drinks, whatever the weather decides to do.

The good, old-fashioned thermos flask is great for carrying cold as well as hot drinks, but it has limited capacity. The traditional car cooler box has more capacity. It is simply a spacious and well-insulated container, though you can get powered cooler boxes that plug into your car’s 12V supply and draw a modest amount of power to ensure things are kept just as chilled as you want them. You can also bolster their effectiveness with ice packs. Choosing the right cooler depends primarily on how much space you need and your budget. But there are other factors to consider, such as portability and weight. Naturally, non-powered cool boxes are going to be lighter.

A cooler box means you can enjoy food and drinks on the move. They’re perfect for picnics, brilliant for barbecues and also ideal on long car journeys. The cries of “Are we there yet?” from the back seat will be less frequent if a chilled drink is to hand. Cooler boxes are also great for preserving foodstuffs – keeping milk or cheese fresh, for example. Your investment could soon pay for itself if it prevents you from throwing out old food.

The best car cooler boxes at a glance:

Editor’s choice: Coleman Extreme – Buy now from Amazon UK
Best premium cooler: YETI Roadie 24 – Buy now from Amazon UK
Best small cooler bag: Thermos Radiance – Buy now from Amazon UK

The best car cooler boxes UK

Editor's choice
Price: $145.49
Coleman is a well-respected name in coolers, but its products are far more reasonably priced than some of the fancier options. If you're after your first hard cooler box and need something dependable, look no further. With 26 litres of internal capacity, the Coleman makes use of HDPE plastic and foam insulation to keep food and drinks chilled for up to three days. It's also tough. Case in point, the Xtreme Cooler is designed to also double as a seat with a maximum weight capacity of 113kg. The lid even features four recessed drink holders.

Pros

  • Solid build quality and performance
  • Good value for money

Cons

  • Large size may overwhelm smaller cars
Dimensions ‎ 31 x 20 x 33 cm
Weight 2.1kg
Capacity 26 litres
The best premium cooler box
Price: $519.99
A more eye-catching way of keeping your egg and cress cool, YETI cooler boxes come in a range of vibrant colours and are packed full of innovative and ergonomic touches to make them a really worthwhile investment. Clever innovations in the 24 include a Heftyhauler handle for easier carrying, non-slip feet and a hinge that's designed to never fail, all very useful features. The internals can fit a two-litre bottle of pop standing up and can hold up to 18 cans at capacity.

Pros

  • Very ergonomic design
  • Bank vault build quality

Cons

  • Rather heavy
Dimensions 43.4 x 36.3 x 45.7 cm
Weight 2.1kg
Capacity 26 litres
The best small cooler
Price: $44.95
More of an insulated lunch bag than a proper cooler, the Thermos Radiance can still hold 12 cans and keep them cool for up to three hours. If you're planning a long drive and don't need too much sustenance, or are a smaller party of people, this can be a cost-effective way of getting cooled drinks. This bag makes use of both IsoTec insulation and reflective silver to do the cooling. The outside is also water resistant.

Specifications


Pros

  • Compact
  • Excellent value for money

Cons

  • Only three hours of cool time
Dimensions 20.5 x 14.5 x 29 cm
Weight 225g
Capacity 8.5 litres

Sometimes being cool isn't enough. If you want your drinks ice-cold, or your food frozen, only a portable car fridge/freezer box will do. The Dometic CoolFreeze holds a reasonable 21 litres, perfect for a barbeque. Its main compartment is beneath a flip-up lid, with two drink holders at the front. Internal temperature is adjusted via a touchpad and ranges from 10 to -18°C. At 12 kilos it's not the sort of cooler to move several times in a day but does a great job d it's economical with power consumption.

Pros

  • Ideal BBQ cooler
  • Interior LED light

Cons

  • Heavy
Dimensions 55 x 26 x 42.5 cm
Weight 12kg
Capacity 21 litres
The compact AEG Board-Bar BK 6 is described as an 'on-board bar'. And while we don't condone drinking and driving, it's perfect for a chilled lemonade or hot coffee in the comfort of your car and for keeping your passengers hydrated during the journey. The main compartment holds six litres – enough for four 500ml bottles – and there are two additional bottle/can holders outside. The light 2kg weight and shoulder carrying strap make it well suited to adventures in the great outdoors, too. There's even a compass on top, in case you get lost. AEG says it cools up to 20°C below ambient temperature and heats up to 65°C. Both 12v (car) and 230v (home) connectors are supplied. Larger volumes are also available.

Pros

  • Cool and heats
  • External bottle/cup holders

Cons

  • Adapter need for mains operation
Dimensions 400mm x 293mm x 215mm
Weight  2kg
Capacity 6 litres

Do you have a big family? Or enjoy a really big lunch? Then the Mobicool MT48W is for you. It swallows a banquet-sized 48 litres and has two wheels and a chunky fold-away handle, so you can pull it along like an aircraft flight case. The lid opens in two sections to minimise cooling loss, plus there are two removable dividers inside. Maximum chill is quoted at 16°C below ambient temperature. The box operates via a 12v car socket or the mains, but a 2-pin EU plug is supplied and you'll need an adaptor. Though it weighs a bit, that is somewhat offset by the addition of wheels.

Pros

  • Large capacity
  • Fold away transportation handles

Cons

  • Heavy
Dimensions 532mm (D) x 400mm (W) x 452mm (H) 
Weight  7.9kg
Capacity 48 litres

The best coolers for your next road trip: FAQs

How much space do you need?

Car cooler boxes range from minuscule to massive. The smallest holds around five litres, enough for a couple of drinks and a pack of sandwiches. The largest will swallow about 40 litres, spacious enough for a big picnic.

Do you want to plug it in?

The simplest car coolers are just insulated boxes. Ice packs can be pretty effective. However, a plug-in cooler—which uses your car’s cigarette lighter or the mains—is better still, especially for anything longer than day trips.

Do you only want cooling – or heating as well?

Some plug-in coolers also have variable temperature control to keep food or drinks warm. However, they’re certainly not ovens – so don’t expect to cook with them!

Does the cooler need to be easily portable?

Size is obviously a factor in how portable any cooler is. A smaller item could slot between passengers on the back seat. Larger boxes are rather bulky. Weight is a factor, too – especially if your picnic involves a hike first. Check this before you buy.

How we choose
All of these car cooler boxes have been hand-selected by our team of experts who have spent hours investigating and researching car cooler boxes to make it easier for you to find the very best, and we’d never recommend a product we don’t believe in.
Where possible, we also test and share the latest and best products you should know about.

Ryan Gilmore is the Deputy Autos and Tools Editor for Parkers and CAR, specialising in car cleaning and hand tools. With an MA in Automotive Journalism, when he’s not testing buckets he can be found looking at old Porsches.

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