10 Best Car Coolers 2025 in the United States

The Dometic CFX3 100-Liter Portable Refrigerator and Freezer is a solid choice for anyone needing reliable cooling on the go, especially for camping, road trips, or outdoor activities. With a large 100-liter capacity, it offers plenty of space to store food and drinks for a group. Its advanced VMSO3 compressor cooling technology can keep contents chilled or frozen as low as –7 °F without needing ice, which is a big convenience. You can power it using AC outlets, car DC sockets, or solar panels, giving great flexibility depending on where you are. The built-in battery protection system helps avoid draining your vehicle’s battery, making it safer for extended use.

The cooler has a rugged design with strong yet lightweight materials and tough handles, so it can handle rough conditions without adding too much weight. The user-friendly digital display and app connectivity let you monitor and adjust settings remotely, which is handy when you’re busy or away from the cooler. It weighs about 65 pounds, so it’s not the easiest to carry by one person for long distances.

While it’s built to be durable, it is a premium product with a price to match, which may not suit casual or infrequent users. For those needing a dependable, efficient, and spacious cooler/freezer that works off multiple power sources and offers smart controls, this Dometic is a strong match.

The Dometic CFX3 55-Liter Portable Refrigerator and Freezer is a versatile and powerful option for outdoor enthusiasts who need reliable cooling. Its 55-liter capacity is ample for storing food and beverages for picnics, fishing trips, and camping. One standout feature is its unique ice maker, which can produce ice quickly without impacting the temperature of the cooler. This can be particularly useful in hot weather or remote locations.

The cooling technology is impressive, with the ability to reach temperatures as low as -7°F, ensuring that your items stay chilled or frozen as needed. Additionally, its low power consumption makes it an energy-efficient choice, capable of being powered by AC, DC, or solar sources. This flexibility is enhanced by a 3-stage dynamic battery protection system that prevents your vehicle battery from dying, which is a smart feature for extended trips.

The cooler's advanced technology includes the CFX3 app, allowing you to control and monitor temperatures via WiFi or Bluetooth, adding convenience to its usage. Durability is well-addressed with its high-density polyethylene construction and impact-resistant design, making it capable of withstanding rugged outdoor conditions. However, at 47 pounds, it is relatively heavy, and its size might make it less portable for some users. Transporting it might require a bit of effort, especially when fully loaded. The high-resolution color display and soft-touch buttons facilitate easy usage, making it user-friendly even for those who are not tech-savvy.

The Dometic CFX3 35 is a versatile portable refrigerator and freezer with a 36-liter capacity, making it a solid choice for camping, road trips, or any outdoor activity where keeping food and drinks cold is essential. Its standout feature is the powerful VMSO3 compressor technology, which can chill down to –7 °F without needing ice, so you get consistent cooling or freezing no matter the conditions. It offers dual-zone cooling with two compartments and independent temperature control, which is handy if you want to keep different items at separate temperatures.

This model supports multiple power sources, including AC, DC, and solar panels, making it flexible for use in vehicles, at campsites, or off-grid situations. It also features a 3-stage battery protection system to help prevent draining your vehicle's battery. The rugged construction with an ExoFrame and aluminum handles means it’s built to withstand rough handling and outdoor environments while remaining relatively lightweight for its class.

The user interface is friendly, with a high-resolution color display and soft-touch buttons, plus you can control the temperature remotely via an app using WiFi or Bluetooth, which adds convenience. The cooler also has an automatic defrost system, reducing maintenance hassle. While it weighs around 37 pounds and is not the lightest option for short trips or backpacking, and its single door design may limit quick access compared to models with multiple doors or drawers, its advanced features and build quality justify the typically higher price. For users who prioritize precise temperature control and rugged design over ultra-lightweight portability, the Dometic CFX3 35 is an excellent choice.