Unbiased Sierra Design Mummy Sleeping Bags Review


Our review process

We've taken a look at over 800 sleeping bags, including plenty of different Sierra Design mummy sleeping bags. We used our leading artificial intelligence platform to rate each individual sleeping bag based on several data entries. These features range from the temperature rating and the number of seasons to cleaning options and designs. The following article will talk about Sierra Design mummy sleeping bags in particular, of which we found 23. We hope that this guide will help you in your pick.

Before buying a Sierra Design mummy sleeping bag, it's helpful to learn about the brand first. The company was established in 1965 and has been devoted to bring comfort and quality to outdoor enthusiasts ever since. Sierra Design has an extensive line of sleeping bags, so whether you're looking for something to use for summer backpacking or winter car camping trips, it has tons of options depending on your outdoor needs. Sierra Design sleeping bags are available for purchase from various stores and websites, so you can experience the best of both worlds, whether you like shopping from the comfort of your home or prefer testing the options out yourself. They are sold at more expensive prices, so it's a great choice for those looking for a high comfort sleeping bag while hoping to stay on a budget. Sierra Design has a rigorous testing system to ensure they meet EN standard ratings, giving you a better idea of how your sleeping bag will perform in the real world. The company specializes in making tents, backpacks, and outdoor apparel in addition to sleeping bags. Sierra Design has partnered with Moosejaw to strengthen the brand's reach and test their gear in the most professional manner. Having won the Editor's Choice Backpacker Award 2018, Sierra Design is always striving to make exceptional quality products for its customers. The company has award-winning products such as the Cloud 800 sleeping bag, which is highly rated by consumers. If you think that Sierra Design is the brand you want, then take a look at the information on Sierra Design mummy sleeping bags. These sleeping bags weigh less than rectangular bags, so they are best when you need maximum warmth and minimal weight. However, they provide less space to move around, making them uncomfortable for sleepers who toss and turn. A plus is that they are good for cold weather, providing maximum warmth, since their tight fitting cut is designed to trap body heat.

Best Overall Score
An image of Sierra Design Cloud 800 Men's 40 Degree Nylon Ripstop Sleeping Bag

Let's review the Sierra Design Cloud 800 Men's 40 Degree Nylon Ripstop Mummy Sleeping Bag, a popular choice among online shoppers. This Sierra Design sleeping bag is built with a nylon ripstop shell and features a nylon ripstop lining, resisting ripping due to strong reinforcement threads that are woven through the material. With a mummy shape, it is made for optimal warmth-to-weight ratio, since it is cut closely so there isn't extra fabric, cutting down on the weight and making it easier to carry on your back. It has Dridown technology, which uses many short fibers to efficiently trap heat, while giving off a very soft feel that is very comfortable. It is perfect for camping, offering cozy warmth and good compressibility. This 3 season Sierra Design sleeping bag is best suited for summer, spring and fall trips. With a shoulder pocket, this sleeping bag has a handy place to stash essentials. It can withstand 40°F temperatures and is waterproof, resisting moisture and keeping you dry in damp conditions.

    Pros
    • Nylon ripstop lining resists tearing
    • Nylon ripstop shell is light and comfortable
    • Mummy shape is excellent for backpacking
    Cons
    • Mummy shape limits sleeping positions
    • Camping sleeping bags are not suitable for hiking
    • 3 season sleeping bags can not be used all year
Runner Up
An image of Sierra Design Cloud 800 Lightweight 6 Ft. Mummy Sleeping Bag

Sleep comfortably while using the Sierra Design Cloud 800 Mummy Sleeping Bag. This Sierra Design sleeping bag has a mummy shape, sealing in your body heat since it is tight fitting. Built with a nylon ripstop shell, it works well in extensive use since it won't rip or tear. It has Dridown technology, which will shield the down clusters in your bag from any moisture so that they won't lose their insulating qualities. With a lightweight build, it is perfect if you want to save space and move fast,. This Sierra Design sleeping bag is waterproof, resisting moisture and keeping you dry in rainy conditions.

    Pros
    • Lightweight build
    • Nylon ripstop exterior is breathable and comfortable
    • Mummy shape is excellent for hiking
    Cons
    • Mummy shape limits different sleeping positions
For Backpacking
An image of Sierra Design Nitro 800 Down Sleeping Bag

Trying to find your next backpacking sleeping bag? You'll want to hear all about the Sierra Design Nitro 800 Down Mummy Sleeping Bag. This sleeping bag is made with a nylon ripstop exterior and has a down lining, lasting up to a decade with the proper care. Featuring a mummy shape, it is made with maximum warmth-to-weight ratio, since it is fitted so there is no extra fabric, cutting down on the weight and making it easier to carry on your back. It has a zipper guard, preventing the fabric from snagging when opening and closing the zipper. This sleeping bag is made with Dridown technology, so the insulating down clusters will remain protected from moisture. It is designed for backpacking and is lightweight, making long days out on the trail easier to handle.

    Pros
    • Zipper guard prevents the fabric from tearing
    • Lightweight build
    • Down lining insulates you, but still has good airflow
    Cons
    • Down is not good for those with allergies
    • Mummy shape restricts different sleeping positions
For Cold Weather
An image of Sierra Design Mobile Mummy 10 Degree Nylon Sleeping Bag

Sleep comfortably with the Sierra Design Mobile Mummy 10 Degree Nylon Mummy Sleeping Bag. Featuring a mummy shape, this Sierra Design sleeping bag is tight fitting to prevent cold air pockets. It has a 10°F temperature rating, providing a layer of insulation between you and the cold outside. This Sierra Design sleeping bag has Dridown technology, which will shield the down material in your sleeping bag from any moisture so that they won't lose their insulating qualities. Suitable for 3 seasons, it is best suited for summer, spring and fall trips. It features a nylon lining, which will feel breathable and soft and will remain at a comfortable temperature, and a nylon ripstop shell, which is hypoallergenic, eliminating dust to keep you allergy free. It is lightweight, making it great for hiking or traveling long distances on foot. This sleeping bag features a jacket style hood, which contours to the shape of your face for a comfortable, snug fit.

    Pros
    • Jacket style hood gives extra cushion by the head
    • Lightweight construction
    • Nylon lining will remain at a comfortable temperature
    Cons
    • Nylon can bleach easily
    • Mummy shape requires you to sleep on your back
    • 3 season sleeping bags are not suitable for harsh winter weather
Additional Picks
An image of Sierra Design Pyro 00595512LL Polyester Sleeping Bag

Use the Sierra Design Pyro Polyester Mummy Sleeping Bag to stay warm and cozy in the outdoors. This sleeping bag has a polyester exterior, and a polyester lining, which is a synthetic fabric that is very strong and colorfast. With a mummy shape, it is made with maximum warmth-to-weight ratio, since it is fitted so there is no excess fabric, reducing the weight and making it more comfortable to carry. It has Core Comfort Technology, which uses a body-mapping process to add extra warmth where needed while still remaining lightweight. This sleeping bag is ideal for camping and is lightweight, making long days out on the trail easier to tackle. Equipped with a pillow pocket, it has a handy place to stash important objects. It is made with a built-in pillowcase. It features a stuff sack, which will keep your bag organized.

    Pros
    • Features a built-in pillowcase
    • Stuff sack stores sleeping bags easily
    • Lightweight build minimizes the weight of your pack
    Cons
    • Polyester absorbs oil
    • Mummy shape is close fitting with no extra room to move
    • Camping sleeping bags are not suitable for backpacking
An image of Sierra Design Cloud 800 Lightweight 6 Ft. 6 in. Mummy Sleeping Bag

Use the Sierra Design Cloud 800 Mummy Sleeping Bag to stay warm in the outdoors. Built with a nylon ripstop shell, this sleeping bag works well in rugged use since it won't rip or tear. It has a mummy shape, which is wider on top and more tapered on the bottom, keeping warm air closer to you. Featuring a lightweight build, it won't be difficult to carry. This sleeping bag is waterproof, making it a good fit for rainy environments. It uses Dridown technology, so the insulating down clusters will be protected from moisture. It has a mummy-style hood, which fits tightly over your head, helping keep you warm by trapping body heat.

    Pros
    • Mummy-style hood traps body heat
    • Lightweight build
    • Nylon ripstop exterior is breathable and comfortable
    Cons
    • Mummy shape is close fitting with no extra room to move
An image of Sierra Design Nitro 800 Women's Sleeping Bag

If you're looking to purchase a sleeping bag, you will want to consider the Sierra Design Nitro 800 Women's Mummy Sleeping Bag. This Sierra Design sleeping bag works well for camping trips, offering cozy warmth and good compressibility. It features a nylon ripstop shell, which is durable and not prone to absorbing moisture. With a mummy shape, it is made for optimal warmth-to-weight ratio, since it is fitted so there is no extra fabric, reducing the weight and making it more comfortable to carry. This women's Sierra Design sleeping bag provides extra insulation at the feet and torso as women generally have naturally lower body temperatures than men. Suitable for winter weather, this sleeping bag is built with durable materials that are highly insulated which protect against extremely cold temperatures.

    Pros
    • Women's design provides extra insulation by your extremities
    • Nylon ripstop shell is breathable and comfortable
    • Can withstand cold winter temperatures
    Cons
    • Mummy shape restricts sleeping positions
    • Camping sleeping bags are not suitable for hiking
    • Women's sleeping bags do not always accommodate tall women
An image of Sierra Design Zissou Polyester Taffeta Sleeping Bag

Use the Sierra Design Zissou Polyester Taffeta Mummy Sleeping Bag to stay warm and cozy in the outdoors. With a mummy shape, this Sierra Design sleeping bag is tight fitting to prevent cold air pockets. It has a polyester exterior, which deflects UV light, shielding you from harmful sun rays, and a polyester taffeta lining, which does not retain water, keeping the fabric from getting too wet. Good for summer, it is built with a thin design that increases breathability and ventilation, which is great for warmer weather. This Sierra Design sleeping bag works well for camping trips, offering cozy warmth and good compressibility.

    Pros
    • Polyester taffeta lining is UV-resistant
    • Polyester exterior is strong and colorfast
    • Designed especially for warm summer temperatures
    Cons
    • Mummy shape has a tailored fit which may not be comfy for all campers
    • Camping sleeping bags are not suitable for hiking
    • Polyester shell is not very durable
An image of Sierra Design Backcountry Bed 70602714R Women's Polyester Taffeta Sleeping Bag

You'll want to discover more about the Sierra Design Backcountry Bed Women's Polyester Taffeta Mummy Sleeping Bag to discover what sets it apart from all the other sleeping bags on the market. This women's Sierra Design sleeping bag provides more insulation at the feet and torso as women generally have naturally lower body temperatures than men. Perfect for hiking, this Sierra Design sleeping bag won't weigh you down while you're taking on the outdoors. Featuring a mummy shape, it is tight fitting to prevent warm air from escaping. It has a polyester taffeta lining, which does not retain water, keeping the material from getting too wet, and a polyester exterior, which is light and comfortable. Good for winter weather, this 3 season sleeping bag will shield you from extreme temperatures. This Sierra Design sleeping bag has Dridown technology, which creates a surface tension on the filaments of the down clusters, so they won't collapse when wet and lose their ability to insulate.

    Pros
    • Women's cut has extra padding by your extremities
    • Polyester taffeta lining is naturally UV-resistant
    • Polyester shell is durable and colorfast
    Cons
    • Mummy shape doesn't have extra space to move around
    • Polyester shell is not very durable
    • 3 season sleeping bags can not be used year round
An image of Sierra Design Zissou 20 Degree Polyester Taffeta Sleeping Bag

Choose the Sierra Design Zissou 20 Degree Polyester Taffeta Mummy Sleeping Bag to stay warm and cozy in the outdoors. This Sierra Design sleeping bag has a polyester exterior, which deflects UV light, preventing the color from fading, and a polyester taffeta lining, which doesn't retain water, and dries out quickly if it comes in contact with water. It has a mummy shape, which is larger on top and more tapered on the bottom, keeping warm air close to your body. It is suitable for temperatures around 20°F, designed for warmth when outdoor temperatures are in the 20s or above. This Sierra Design sleeping bag has a zipper guard, keeping the fabric from getting caught in the zipper. It has a mesh storage bag and a stuff sack, which will keep you organized.

    Pros
    • Zipper guard keeps the fabric from snagging
    • Mesh storage bag holds your sleeping bag and loose items
    • Polyester taffeta lining is UV-resistant
    Cons
    • Mummy shape restricts different sleeping positions
    • Polyester exterior is not very durable
Additional Factors to Keep in Mind When Deciding On Your Sierra Design Mummy Sleeping Bag:
Season Options for Sierra Design Mummy Sleeping Bags
3 Season Sleeping Bags

If you're looking for a Sierra Design mummy sleeping bag for 3 seasons, then you should check out some of the things we have to say below. These sleeping bags are best for colder weather camping trips in spring through to autumn, so you won't spend the night tossing and turning because of low temperatures. Suitable for most conditions, except for when there may be frost or snow on the ground, they are extremely versatile and will provide you with the insulation you need, unless you're planning on going on an extreme alpine winter excursion. Now that you know about 3 season sleeping bags, check out this great Sierra Design mummy sleeping bag.

2 Season Sleeping Bags

Are 2 season sleeping bags the best choice for you? Learn more about them in this section and if you still want to check them out, then come take a look at this particular Sierra Design mummy sleeping bag that we picked out for you. These sleeping bags feature a lightweight design, so you can avoid straining your back. They are good for warmer weather, keeping you comfortably warm, while still allowing for proper ventilation on your camping trips during the hotter months. One downside is that they feature the least amount of weather protection, which won't offer the necessary weather protection for extreme cold. An advantage is that they have good ventilation features, which keep you nice and fresh inside, no matter the hot weather outside.

What Types of Liner Materials Are Available for Sierra Design Mummy Sleeping Bags?
Polyester Sleeping Bags

Are polyester sleeping bags the right fit for you? Take a look at this particular Sierra Design mummy sleeping bag with a polyester liner that we highly recommend. These sleeping bags are designed to be hypoallergenic, so they are ideal for allergy sufferers. They are breathable, so heat is distributed evenly, making them suitable when the weather forecast is unpredictable. Polyester sleeping bags are easy to clean, so they can go many years before needing a complete wash. They are extremely durable, so you can go years before having to replace them. These sleeping bags dry quickly, reducing the overall amount of water trapped and absorbed by the material.

Down Sleeping Bags

Are down sleeping bags the best choice for you? Take a look at this particular Sierra Design mummy sleeping bag with a down liner that we picked out for you. These sleeping bags feature an easily compressible design, so they don't require a significant amount of storage space when you are finished using it. They are designed to be insulated, preventing any cold drafts from keeping you awake at night. They are extremely durable, so they will not pill or tear after a lot of use. They are very comfortable, so you don't have to suffer sleeping in the outdoors. They are breathable, allowing ample airflow so you don't wake up in a sweat. They are designed for warmth, so cold temperatures won't keep you from an epic outdoor adventure.

Nylon Ripstop Sleeping Bags

Are nylon ripstop sleeping bags the best fit for you? Take a look at this particular Sierra Design mummy sleeping bag with a nylon ripstop liner that we picked out for you. Nylon ripstop sleeping bags are made with breathable material, so heat is distributed evenly, making them great when the weather forecast is unpredictable. They are extremely durable, so they will not pill or fray after a lot of use. They are moisture wicking, allowing you to sleep more comfortably in hotter or more humid climates.

Which Temperature Rating Best Suits Sierra Design Mummy Sleeping Bags?
20 Degree Sleeping Bags

There are a few things to keep in mind when it comes to deciding on the right temperature rating for your Sierra Design mummy sleeping bag. We're here to help you think about the perfect choice for your next outdoor excursion. 20 degree sleeping bags should keep you comfortable down to 20°F, although do keep in mind that this doesn't account for variables such as layering, what you're wearing, and various other factors. They are more affordable than sub-zero degree bags, so if you aren't planning on sleeping out in frigid temperatures, these sleeping bags are a great option that won't break your budget. They feature a tight fitted hood design, so they aren't the best choice if you want a lot of free movement around the neck and head. Now that you know about 20 degree rating sleeping bags, check out this great Sierra Design mummy sleeping bag.

30 Degree Sleeping Bags

If you're looking for a 30 degree rating Sierra Design mummy sleeping bag, then we are happy to recommend to you this highly rated sleeping bag. These sleeping bags should keep you comfortable down to 30°F, but remember that this doesn't account for variables such as layering, what you're wearing, and various other factors. They are more affordable than sub-zero degree bags, so you can buy one without feeling worried about going over your budget. They are perfect for almost every season, so they are one of the most versatile options out there. They are typically lighter, so they might not be the warmest option, but what they don't have in terms of insulation, they make up for in their weight.

40 Degree Sleeping Bags

There are a few things to keep in mind when it comes to deciding on the right temperature rating for your Sierra Design mummy sleeping bag. We're here to help you think about the perfect choice for your next outdoor adventure. These 40 degree sleeping bags should keep you comfortable down to 40°F. They are great for warm weather trips, so they help vent heat, keeping you cool if a hot front comes through. They are generally cheaper than sub-zero degree bags, so you can get one without feeling worried about going outside of your budget. They are typically lighter, so although they don't protect against the most extreme weather they are easier to pack and will contribute to less overall weight you have to carry. Now that you are better informed about 40 degree rating sleeping bags, check out this great Sierra Design mummy sleeping bag.