The 8 Best Electric Coolers
Updated by · How we research
12-volt compressor fridges and thermoelectric coolers compared on cooling power, battery protection and size. The BougeRV CR22 is our pick for most road trips. When users buy our independently chosen editorial choices, we may earn commissions to help fund the Wiki.
A compressor fridge and a thermoelectric cooler can look alike, but they behave very differently. A compressor model works like a home fridge and can freeze food, even in a hot car. A thermoelectric box only cools a set amount below the air around it, so it suits drinks on short drives. This guide is for road trips, camping and long workdays.
Editor's Notes
October 26, 2026, by Ezvid Wiki Editors:
Compressor fridges now cost little more than the better thermoelectric boxes, so they lead the list, with the BougeRV CR22 on top. In OutdoorGearLab's side-by-side lab runs of 11 powered coolers, the thermoelectric models never got below 42 degrees, while small compressor fridges froze food and used a fraction of the power. That settled the order.
The EUHOMY CF-55, EUHOMY CFB-35 and ICECO GO20 are new, covering big families, rolling loads and a split fridge and freezer. The Wagan EL6206 takes over from a larger Wagan for anyone who just wants a cool lunch. The Alpicool C20, Coleman PowerChill and Koolatron P27 stay; the Koolatron is the same Voyager cooler, now sold under its model number.
The Dometic Dual Zone, Costway Compact, JoyTutus, Igloo Iceless, Engel Tri-Voltage and Wagan EL6244 are gone because they're unavailable. We dropped the Cooluli Mini Fridge too: it's really a desk fridge, and Cooluli recalled two of its larger minifridges over a fire risk. Dometic and Engel, the premium names, moved to special honors.
Earlier notes
November 2, 2020, by Allean Phelps:
Since the Suaoki Portable and Wagan Fridge/Warmer are no longer available, we removed them from the list. We also excluded the Norcold NRF30 because a few users complained it stopped working after a few months, or there were issues with the power cord not making contact.
We replaced the Wagan Fridge/Warmer with the Wagan EL6244. Although the latter is double the cost, it also offers nearly double the capacity (46 quarts). The JoyTutus 26-Quart proved to be more reliable than the Norcold NRF30. It features an LED panel, battery protection switch, and USB charging port. Plus, you can plug it into a standard electric outlet, a car lighter, or battery. We also included the Coleman PowerChill despite complaints about the motor burning out. After careful research, we determined that more than likely, the issue was caused by users placing the unit too close to other items. Thus, blocking the airflow.
For a look at other models, check out the reviews for soft coolers, speaker coolers, and wheeled coolers on this website.
May 2, 2019, by Gabrielle Taylor:
While it may be pricey, the Dometic Dual Zone is a heavy-duty cooler that's built to last, with reinforced corners and stainless steel hinges, and it works well even when it's extremely hot outside. Its high-performance compressor is surprisingly energy-efficient, can be charged via AC, DC, or solar power, and has a three-stage protection system that ensures you never end up with a dead car battery. The Alpicool C20 and Costway Compact are both designed to stand up to heavy vibration, making them great for boating and off-roading.
Several of the models on our list have both heating and cooling options, including the Suaoki Portable, Koolatron Voyager, Cooluli Mini Fridge, and Wagan Fridge/Warmer. The warming function is especially useful for transporting food to a potluck or keeping baby bottles warm while traveling. The Cooluli Mini Fridge is a tiny model that can hold six 12-ounce cans or four 16-ounce bottles, so it's great for a dorm or a teenager's room. If you have a lot of skincare products, it's also a good size for keeping temperature-sensitive serums and face masks cool.
Special Honors
Dometic CFX5 and CFX3 Dometic's CFX5 45 took the top spot in OutdoorGearLab's test of powered coolers for its fast cooling, tight temperature control and tough build, and it comes with a five-year warranty. The CFX3 line covers sizes from small single-zone boxes to big dual-zone chests. Both cost several times as much as the compact fridges on this list. dometic.com
Engel Portable Fridge-Freezers Engel has made portable compressor fridges for decades, and overlanders know the brand for durable, low-draw units. Its MT45 Combination Platinum cooled the fastest in OutdoorGearLab's test. Engel sells fridges, freezers and insulated coolers through its own site and dealers, at prices well above the main list. engelcoolers.com
Compressor Or Thermoelectric: The Choice That Matters Most
A thermoelectric cooler uses a solid-state chip and a fan instead.
Every electric cooler uses one of two cooling methods, and the method decides what it can do. A compressor model is a small version of a kitchen fridge. It pumps refrigerant, reaches freezing or below no matter how hot the day is, then cycles off once it gets there. The BougeRV CR22 is rated down to -8 degrees Fahrenheit, and in OutdoorGearLab's lab every top performer used a compressor.
A thermoelectric cooler uses a solid-state chip and a fan instead. It has no moving refrigerant, so it's light, quiet and cheaper, and most can switch to warming. But it can only pull the inside down a fixed amount below the air around it, about 36 to 40 degrees for the Wagan, Coleman and Koolatron picks. In a 90-degree car that leaves food at 50 degrees or more. In OutdoorGearLab's runs, the thermoelectric Wagan and Igloo never got below 42 degrees, and The Drive makes the same point about thermoelectric models in general.
That matters for food safety. The USDA treats 40 to 140 degrees as the danger zone where bacteria multiply quickly. If you carry raw meat, dairy or leftovers for more than a short drive, a compressor fridge is the safe choice. A thermoelectric unit is fine for drinks and snacks that start cold.
Keeping The Car Battery Alive
A powered cooler left plugged in with the engine off can drain a starter battery overnight. Compressor fridges from BougeRV, EUHOMY and Alpicool guard against this with a three-step battery cutoff, usually labeled low, medium and high. It switches the fridge off when the battery voltage drops to the level you chose. Use the high setting when the fridge runs from the car's own battery, and save the low setting for a separate deep-cycle or portable power station.
Power draw also differs a lot by type. OutdoorGearLab measured about 35 to 65 watt-hours over six hours for compressor models once they were cold, against roughly 270 to 370 watt-hours for thermoelectric units, which run nonstop. Several thermoelectric models it tested had no battery protection at all, so with those, unplug the cooler when you park or use a socket that turns off with the ignition.
Check the plug, too. A loose fit in the 12-volt socket is the most common complaint about small fridges, and OutdoorGearLab called the BougeRV's DC connection finicky. Push the plug in fully, and use the cord that came with the cooler.
Size, Weight And Everyday Care
Makers list capacity in quarts or liters, and cans are an easier yardstick. A 20- to 23-quart fridge holds a day or two of food for two people, while a 55- to 60-quart chest feeds a family for a long weekend. Measured space can fall short of the label: OutdoorGearLab found about 54 usable quarts in the EUHOMY sold as a 59-quart model. Weight climbs fast, too. A compact compressor fridge weighs over 20 pounds empty, which is why the EUHOMY CFB-35 has wheels.
A few habits help any electric cooler. Load it with food and drinks that are already cold, since cooling warm cans is the slowest job it does. Keep the vents clear and out of direct sun; BougeRV warns that sun can warp a lid. Most compressor fridges keep working on a slope of up to about 30 degrees, which covers an uneven campsite. Wipe out condensation and use the drain plug after a trip.
Before buying any small fridge, check the CPSC recall list. Cooluli recalled its 10- and 15-liter minifridges in 2026 over a switch that could short out and cause burns or fire. We found no recalls for any brand on this list.
How we researched this
We compared 23 electric coolers and portable fridges, read the makers' specifications for the 8 picks, used OutdoorGearLab's lab results for 11 powered coolers and The Drive's hands-on roundup where they covered our picks, screened owner ratings for repeated problems, and checked every brand against Consumer Product Safety Commission recall records. Updated October 26, 2026 by Ezvid Wiki Editors.
Frequently asked questions
Will an electric cooler drain my car battery?
It can if it runs with the engine off. Compressor fridges with a battery cutoff shut down before the battery gets too low; set it to high when using the starter battery. Thermoelectric coolers often have no cutoff, so unplug them when you park.
Is an electric cooler better than an ice cooler?
For trips longer than a day, usually yes. A compressor fridge needs no ice runs, keeps food dry and can freeze. It costs more, weighs more and needs a power source. For a single afternoon, a good ice chest is cheaper and simpler.
Can an electric cooler freeze food?
Only a compressor model can. Thermoelectric coolers cool a fixed amount below the outside air, about 36 to 40 degrees, so they can't reach freezing in normal weather.
How long does an electric cooler take to get cold?
A small compressor fridge can get below 40 degrees in under two hours from room temperature. Big chests take longer, and some take most of a day. Thermoelectric coolers can take a few hours. Starting with cold food speeds things up.
Can I run a 12-volt cooler at home?
Yes, with an AC adapter. Most compressor fridges include one. Many thermoelectric coolers, including the Coleman and Koolatron, sell it separately.
