Therm-a-Rest Questar 20F Down Mummy Sleeping Bag Review
The Therm-a-Rest Questar 20F is a top lightweight sleeping bag for backpacking. Learn why its warmth, comfort, and portability make it a must-have for three-season camping.
The Therm-a-Rest Questar 20F is an award-winning lightweight down mummy sleeping bag designed for three-season camping and backpacking. It’s packed with features that prioritize comfort, warmth, and portability, making it a favorite among outdoor enthusiasts.
This sleeping bag is ideal for backpackers who need a reliable, ultralight sleeping bag that doesn’t compromise on warmth or durability. With its 650-fill Nikwax Hydrophobic Down and innovative design, the Questar promises to keep you warm in temperatures as low as 20°F (-6°C). But does it live up to the hype? Let’s find out.
Contents Include
Best Backpacking Sleeping Bag
Therm-a-Rest Questar 20
The Therm-a-Rest Questar 20F is a reliable, ultralight sleeping bag perfect for backpackers seeking warmth, comfort, and portability. A solid investment for three-season adventures.
See more: Top 10 Best Sleeping Bags for Camping
Key Features and Specifications
Here’s a quick overview of the Therm-a-Rest Questar 20F/-6C’s standout features:
- Temperature Rating: Rated for 20°F (-6°C), making it suitable for three-season use.
- Weight and Packed Size: Weighs just 2.19 pounds and packs down to 7.5×9 inches, making it one of the most lightweight sleeping bags in its class.
- Insulation Type: Features 650-fill Nikwax Hydrophobic Down, which absorbs 90% less water and dries three times faster than traditional down.
- Shell and Liner Material: Made from durable polyester, ensuring long-lasting performance.
- Shape: Mummy-style design with a W.A.R.M. (With Additional Room for Multiple positions) fit, allowing for natural sleep positions without sacrificing thermal efficiency.
- Special Features:
- SynergyLink Connectors for integrating the bag with a sleeping pad.
- Zoned insulation for maximum warmth and weight savings.
- Includes a storage sack and compression sack for easy packing.
Performance Review
While I haven’t personally used the Therm-a-Rest Questar, I’ve gathered feedback from fellow campers and experts to provide an objective performance review.
Comfort & Fit
The W.A.R.M. fit is a game-changer for campers who struggle with the restrictive nature of traditional mummy bags. It offers extra room around the knees and feet, allowing for more natural sleep positions. This makes it a great option for side sleepers or those who toss and turn at night.
Warmth & Insulation
The 650-fill Nikwax Hydrophobic Down provides excellent warmth, even in colder conditions. Campers have reported staying comfortable in temperatures close to the bag’s 20°F rating, especially when paired with a high-quality sleeping pad. The zoned insulation ensures that heat is retained where it’s needed most, without adding unnecessary weight.
Portability & Packability
Weighing just 2.19 pounds, the Questar is one of the most lightweight sleeping bags available. It compresses down to a compact size, making it easy to fit into a backpack without taking up too much space. The included compression sack is a nice touch for backpackers looking to save even more room.
Durability & Build Quality
The polyester shell and liner are durable and resistant to wear and tear. The stitching is high-quality, and the zippers glide smoothly without snagging. This is a sleeping bag built to last through many camping seasons.
Weather Resistance
The Nikwax Hydrophobic Down is a standout feature, as it repels moisture and dries quickly. This is particularly useful in damp or humid conditions, where traditional down might lose its insulating properties.
Ease of Use
The SynergyLink Connectors make it easy to attach the sleeping bag to a pad, preventing it from shifting during the night. The bag is also easy to pack and unpack, thanks to the included storage and compression sacks.
Pros and Cons
Who Should Buy Therm-a-Rest Questar 20F Down Mummy Sleeping Bag?
The Therm-a-Rest Questar 20F/-6C is perfect for:
- Backpackers who need a lightweight sleeping bag that doesn’t compromise on warmth.
- Three-season campers looking for a reliable bag for spring, summer, and fall.
- Side sleepers or those who prefer a more spacious fit.
It may not be the best choice for:
- Winter campers who need a bag rated for extreme cold.
- Budget-conscious buyers who are looking for a more affordable option.
Pricing and Value for Money
The Therm-a-Rest Questar is priced in the mid-to-high range for lightweight sleeping bags, but its innovative features and high-quality materials make it a worthwhile investment for serious backpackers. If you prioritize warmth, comfort, and portability, this sleeping bag offers excellent value for money.
Final Verdict: Should You Buy It?
The Therm-a-Rest Questar 20F is a ultralight sleeping bag that delivers on its promises. Its W.A.R.M. fit, Nikwax Hydrophobic Down, and SynergyLink Connectors set it apart from the competition, making it a great choice for backpackers and three-season campers. While it may not be the cheapest option on the market, its performance and durability justify the price.
If you’re in the market for a lightweight sleeping bag that combines comfort, warmth, and portability, the Therm-a-Rest Questar is definitely worth considering.
