10 Best Camping Sleeping Bags 2025 in the UK

The SAIL XL Sleeping Bag is designed for those who need extra space, making it suitable for big and tall individuals. This sleeping bag stands out with its 400GSM insulation, which offers warmth even in cold conditions, with a comfort limit at 10°C, comfort at 0°C, and extreme temperatures down to -5°C. Its mummy shape is beneficial for heat retention, ensuring you stay cozy during cooler nights.

The outer material is made of durable, waterproof polyester, adding an extra layer of protection against the elements. Weighing 2.7 kg, the bag is relatively lightweight, making it manageable for transport during camping trips without adding too much bulk to your gear. However, it might not be the most compact option available, given its extra wide and tall design, which may pose challenges in packability.

The inclusion of accessory pockets and a super soft pongee lining enhances comfort and usability, while a carry bag aids transportation. Despite being sizeable, this sleeping bag remains suitable for indoor and outdoor use. If packability is a priority, exploring more compact options might be necessary.

The Milestone Camping Rectangular Sleeping Bag is a solid choice for casual campers and outdoor enthusiasts planning trips during late spring through early autumn. Its temperature rating covers a comfortable range of 15°C to 25°C, making it suitable for mild to moderately cool nights but not for colder conditions. The hollow fibre insulation provides decent warmth while keeping the bag lightweight and easy to carry. Its polyester shell adds durability and helps with packability, compressing down into a compact 33cm by 15cm size for convenient transport.

The rectangular (envelope) shape offers more room to move compared to mummy-style bags, which is great for users who value comfort and prefer a less snug fit. It also fully opens up to double as a blanket, adding versatility. However, this shape generally sacrifices some heat retention compared to mummy bags, so it’s not ideal for very cold weather. At 170cm long and 75cm wide, it fits most adults up to about 170cm tall, but taller users might find it a bit short. Weighing just 200 grams makes it very portable, though it might lack heavier insulation needed for colder nights. The single full-length zipper adds convenience but could let in some drafts if not sealed well. This sleeping bag is best suited for those camping in mild conditions who prioritize comfort, portability, and ease of use, and it is less appropriate for colder seasons or users needing a more snug, heat-retentive design.

The JEAOUIA Sleeping Bag is designed for adult campers and is suitable for 3-season use. It comes in a navy blue color and features a rectangular shape, making it spacious enough for most users up to 5 feet 11 inches tall. Its temperature rating is effective for 41°F to 77°F, which makes it ideal for spring, summer, or mild autumn camping trips. The insulation is provided by hollow cotton, which offers decent warmth and comfort.

The outer material is made from 190T Nylon, known for its waterproof and breathable properties, helping to protect against damp conditions. However, the sleeping bag might not be the best choice for extremely cold weather or very wet environments, as it is optimized for moderate conditions. Weighing 1.5 kg, it strikes a balance between portability and comfort, featuring a compressible design for easier packing. The packability is a plus for backpackers or those with limited space.

A thoughtful design feature includes a drawstring hood for additional warmth and a foot zipper for adjustable ventilation. While the bag provides a lot of value for its price, it may not be the most durable option for rugged or frequent use. Its ease of cleaning and lightweight nature are advantageous for casual campers or outdoor enthusiasts who are looking for affordability and convenience.