Best Sea to Summit 4 Season Sleeping Bags


Our review process

We have gathered, researched, and analyzed information on more than 800 various kinds of sleeping bags in order to suggest our top rated sleeping bags on the market. We then further sub-categorized them and looked more specifically at 8 different Sea to Summit 4 season sleeping bags. In our research, we took into consideration a variety of different main features among the 28,000 different data entries and combined it with customer reviews to inform you of the top Sea to Summit 4 season sleeping bags available on the market. But don't just take our word for it, check out some of the benefits and disadvantages of some of the main specs.

Before buying a Sea to Summit 4 season sleeping bag, getting familiar with the brand can be useful. The company was founded in 1984 and has been devoted to bring comfort and quality to outdoor enthusiasts ever since. Sea to Summit has a diverse 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. With the option of purchasing sleeping bags in stores, the company gives you the chance to try out a lot of comfortable sleeping bags before you make this important decision. The company does rigorous testing to ensure they meet EN standard ratings, which helps consumers to figure out a baseline performance level for a sleeping bag. With unique innovative technology, like Ultra-Dry Down™ and WaveLoft™, the company is at the forefront of designing more durable, insulated, and comfortable sleeping bags. Sea to Summit manufactures their sleeping bags using sustainable materials. Having won the Editor's Choice Award 2016 Award, Sea to Summit is always striving to make premium quality products for its customers. Sea to Summit has award-winning products such as the Basecamp™ sleeping bag, which is well-reviewed by consumers. Sea to Summit has partnered with Pacagon to strengthen the brand's reach and test their gear in the most professional manner. Sea to Summit specializes in making packs, bags, backpacks, shelters, and camping accessories in addition to sleeping bags. With this information on Sea to Summit in mind, let's discuss Sea to Summit 4 season sleeping bags. 4 season sleeping bags are suitable for all winter weather, so you won't have the cold as an excuse for keeping you back from adventuring into the wilderness. They feature an insulated hood that can be cinched in, ensuring body heat stays inside. However, they have more expensive price tag than 2 or 3 season sleeping bags, which might not be worth the investment if you don't plan on going winter camping.

Our Top Ranking Sleeping Bags
Customer Rating
Shape
rectangle
Size
single
Customer Rating
Shape
mummy
Size
single
Customer Rating
Shape
mummy
Size
single
Best Overall Score
An image of Sea to Summit Latitude LT III Sleeping Bag

With the Sea to Summit Latitude LT III Rectangular Sleeping Bag, you can experience an incredible night's sleep while on your weekend away. This sleeping bag has a rectangular shape, which is symmetrical, so it's easy to roll up and store the sleeping bag. It features 2D Nanoshell, which provides a high level of wind and water resistance in order to prevent rain or dew from soaking through the fabric. Perfect for year-round adventuring, it is equipped with durable materials that provide high levels of insulation and shield against extremely cold weather conditions.

Featuring an interior pocket, this sleeping bag has a convenient place to store small objects. With a compressible design, it will fold up compactly, giving you enough room for all your other gear. It is designed for camping and is lightweight, making it great if your number one priority is low volume and weight. This sleeping bag has a laundry bag and features a compression bag, which gives you the perfect space to pack away your sleeping bag and any other small items.

    Pros
    • Compresses easily
    • Lightweight construction
    • Rectangular shape offers you space to move around
    Cons
    • Rectangular shape is not very insulated
    • Camping sleeping bags are heavier than hiking bags
    • 4 season sleeping bags are more difficult to carry
Runner Up
An image of Sea to Summit Talus TS II Nylon Sleeping Bag

With a great user rating, the Sea to Summit Talus TS II Nylon Mummy Sleeping Bag might be just what you need for your next trip. This Sea to Summit sleeping bag has a mummy shape, sealing in your body heat since it is tight fitting. It has a nylon lining, which will feel light and soft and will remain at a comfortable temperature. It features a compressible design, which fits easily into a backpack or bag. This sleeping bag is lightweight and is designed for hiking, so it is compact and easy to fit in your pack, making it comfortable to carry no matter the distance. It has 2D Nanoshell, which provides a high level of wind and water resistance in order to prevent rain or dew from soaking through the fabric. This 4 season Sea to Summit sleeping bag can handle very low temperatures or areas with lots of snow. It is thermal, so you can stay warm every night. This sleeping bag comes with a laundry bag and has a compression bag, which will make packing up your bag super easy. It detaches via zippers and includes an interior pocket, so you will have a place to conveniently stash your small essentials, like a phone or a watch.

    Pros
    • Designed to compress easily
    • Lightweight build
    • Nylon lining will remain at a comfortable temperature
    Cons
    • Nylon can fade easily
    • Mummy shape is close fitting with no extra space to move around
    • 4 season sleeping bags tend to be heavier
For Backpacking
An image of Sea to Summit 053LL-Parent Down Sleeping Bag

Use the Sea to Summit Down Mummy Sleeping Bag to stay warm in the outdoors. This sleeping bag is lightweight and is designed for backpacking, so if you don't want to carry a lot of weight this could be a great choice for you. With a mummy shape, it is fitted to prevent cold air pockets. It is built with a nylon ripstop exterior and is designed with a down lining, lasting for many years with the proper care.

This 4 season sleeping bag is built with durable materials that are highly insulated and shield against extremely cold temperatures. Equipped with an interior pocket, this Sea to Summit sleeping bag has a convenient spot to stash essentials. It features 2D Nanoshell, which provides a high level of wind and water resistance in order to prevent rain or dew from soaking through your sleeping bag. This Sea to Summit sleeping bag has a laundry bag and features a compression bag, which will make storing your sleeping bag hassle-free. The hood is designed with drawstrings, so you can adjust the tightness based on the temperature outside.

    Pros
    • Drawstring hood gives added comfort by the head
    • Lightweight construction
    • Down lining will add high insulation, making it ideal for colder temperatures
    Cons
    • Down requires special cleaning
    • Mummy shape is very fitted with no extra space to move
    • 4 season sleeping bags tend to be heavier
Additional Picks
An image of Sea to Summit Basecamp BT 4 098R-Parent Men's Polyester Sleeping Bag

Let's review the Sea to Summit Basecamp BT 4 Men's Polyester Mummy Sleeping Bag, rated highly by online shoppers. This sleeping bag features a polyester lining, which is breathable and soft on your skin and doesn't heat up as much as other materials during the night. 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 easier to carry on your back. It is lightweight and is perfect for camping, giving you the necessary protection to comfortably sleep outdoors after the temperatures drop at night. This Sea to Summit sleeping bag features Thermolite® HL-1 technology, which uses synthetic insulation to create warmth and durability. Suitable for 4 seasons, it is equipped with strong materials that provide high levels of insulation and protect against extra cold temperatures. It has a zipper guard, keeping the fabric from getting caught when opening and closing the zipper. With a compressible design, it does not take up all of the usable space in your backpack so you will have sufficient room to bring along other equipment.

    Pros
    • Designed to compress easily
    • Zipper guard keeps the fabric from snagging
    • Lightweight construction
    Cons
    • Polyester retains moisture inside the sleeping bag
    • Mummy shape is only suitable for back sleepers
    • Camping sleeping bags are not suitable for backpacking
An image of Sea to Summit Ember-EBIII 075L Nylon Sleeping Bag

Let's review the Sea to Summit Ember-EBIII Nylon Barrel Sleeping Bag, a popular choice among consumers. This sleeping bag has a barrel shape, which is tapered from top to bottom, increasing thermal efficiency while still giving you a comfortable amount of room to move around. This 4 season sleeping bag is built with strong materials that are highly insulated and protect against extremely cold weather conditions. It features a nylon lining and is built with a nylon ripstop exterior, resisting wear and tear. Featuring a compressible design, it will fold up very small, leaving you a lot of room for the rest of your gear. This sleeping bag is suitable for camping and is lightweight, making long days out on the trail easier to handle. It comes with a laundry bag and has a compression bag, which will make storing your sleeping bag super easy.

    Pros
    • Designed to compress easily
    • Lightweight build
    • Nylon lining will remain at a comfortable temperature
    Cons
    • Nylon pills with extended use
    • Barrel shaped sleeping bags can be hard to fit into a backpack
    • Camping sleeping bags are not suitable for backpacking
An image of Sea to Summit Basecamp BC II 092L-Parent Men's Sleeping Bag

Use the Sea to Summit Basecamp BC II Men's Rectangular Sleeping Bag to stay warm in the outdoors. This sleeping bag has a rectangular shape, which is spacious and offers more freedom of movement. Featuring a nylon ripstop shell, it is durable, so it will not wear down after extended exposure to rough terrain. It is lightweight and is designed for camping, giving you insulation to comfortably sleep outdoors after the temperatures drop at night. This sleeping bag has 2D Permashell, which is a porous, water-resistant, very insulated material that is treated with DWR and will keep you dry in even the wettest of conditions. Suitable for 4 seasons, it is built with durable materials that provide high levels of insulation and withstand extra cold temperatures. It has a zipper guard, preventing the material from snagging when opening and closing the zipper. With a built-in pillowcase, this sleeping bag will provide you with a spot to place either a camping pillow or folded up clothing to support your head and neck. It detaches via zippers, so you can easily split your double bag into two individual ones.

    Pros
    • Features a built-in pillowcase
    • Zipper guard prevents the material from tearing
    • Lightweight build
    Cons
    • Rectangular shape is not the warmest option
    • Camping sleeping bags are bulkier than backpacking bags
    • 4 season sleeping bags are heavier
An image of Sea to Summit Basecamp BC III 093R Sleeping Bag

If you're looking for a new sleeping bag, you might want to consider the Sea to Summit Basecamp BC III Rectangular Sleeping Bag, which is rated very highly among customers. This sleeping bag has a rectangular shape, which is ideal for those who like room to stretch out. It features 2D Permashell, which is a highly breathable, water-resistant, very insulated material that is treated with DWR and will keep you dry. With a nylon ripstop shell, this sleeping bag works well in extensive use since it won't rip or tear. This 4 season Sea to Summit sleeping bag can handle very cold conditions or areas with harsh winds. Features a built-in pillowcase, it will provide you with a space to put a camping pillow to support your head and neck. It is lightweight and is ideal for camping, giving you insulation to comfortably sleep outdoors after the temperatures drop at night.

    Pros
    • Features a built-in pillowcase
    • Lightweight build, which minimizes the weight of your pack
    • Nylon ripstop shell is light and comfortable
    Cons
    • Rectangular shape is not very insulated
    • Camping sleeping bags are bulkier than hiking bags
    • 4 season sleeping bags tend to be heavier
An image of Sea to Summit Ember EB III 075R Nylon Sleeping Bag

If you're looking for a new sleeping bag, you might want to consider the highly rated Sea to Summit Ember EB III Nylon Sleeping Bag. This Sea to Summit sleeping bag features a nylon lining and is built with a nylon ripstop exterior, so it lasts for a long period of time. Featuring a compressible design, it does not take up all the space in your bag so you will have enough room to bring along other equipment. It is lightweight and works well for backpacking trips, so it is compact and easy to fit in your bag, making it comfortable to carry no matter the hiking trail. This 4 season sleeping bag can handle very cold conditions or areas with harsh winds. It comes with a laundry bag and has a compression bag, which will make packing up your bag super easy.

    Pros
    • Compresses easily
    • Lightweight construction, which minimizes the weight of your bag
    • Nylon lining will remain at a comfortable temperature
    Cons
    • Nylon pills with extended use
    • 4 season sleeping bags tend to be heavier
Sea to Summit 4 Season Sleeping Bags: Understanding More About What's On the Market:
What Kinds of Liner Materials Are Available for Sea to Summit 4 Season Sleeping Bags?
Polyester Sleeping Bags

Are polyester sleeping bags the right fit for you? Take a look at this particular Sea to Summit 4 season sleeping bag with a polyester liner that we picked out for you. Polyester sleeping bags are naturally hypoallergenic, so you can stay protected against irritation from allergens and chemicals while adventuring outdoors. They are extremely durable, so they will not pill or tear after a lot of use. These sleeping bags are easy to clean, so they can go many years before needing a complete wash. With great breathability, they won't stick to your skin or leave you feeling overheated on warmer nights. They dry quickly, reducing the overall amount of moisture trapped and absorbed by the material.

Down Sleeping Bags

We compared three great Sea to Summit 4 season sleeping bags that have a down liner to help you decide if this is the right material you want. These sleeping bags are designed to be insulated, so they trap your body heat very well, keeping you cozy regardless of the weather. They have an easily compressible design, so they don't require a lot amount of storage space if you're only taking a small bag. They are extremely durable, withstanding extended use and remaining intact. Down sleeping bags are very comfortable, so you'll wake up feeling well rested. Perfect for chilly nights in the woods, they will keep you snug and cozy. They are breathable, allowing steady airflow so you don't wake up in a sweat. Now that you know a bit more about down, take a look here.

Nylon Sleeping Bags

There is only one Sea to Summit 4 season sleeping bag that has a nylon liner. Nylon sleeping bags are easy to clean, so they can go many years before needing a complete wash. They are extremely durable, withstanding extended use and remaining intact. They are very comfortable, so you can get a good night's sleep after a long day adventuring in the outdoors. Nylon sleeping bags dry quickly, so even in the wettest conditions, moisture will not soak the fabric. They are designed to be lightweight, so they are easier to carry around, yet still provide you with the necessary warmth. Ready to pick out the right Sea to Summit 4 season sleeping bag for you? Get started here.

Check Out the Different Shapes for Sea to Summit 4 Season Sleeping Bags
Barrel Sleeping Bags

Trying to pick the most fitting barrel sleeping bag for your next outdoor adventure? We will help you choose by giving you the pros and cons. Barrel sleeping bags are roomy and spacious, so they are good for people who feel too claustrophobic by the tight mummy shape. They accommodate varying sleeping positions, making them ideal for people who are particular about sleeping in certain positions such as their sides or stomach. These sleeping bags are a great compromise between the more fitted mummy shape and the roomier rectangular sleeping bags, so they are a great choice for something spacious while not compromising warmth. Think you know which shape is perfect for you? Then why not have a look at this exciting product.

Rectangular Sleeping Bags

Are you looking to buy a sleeping bag that will offer tons of room to stretch out? We have three rectangle sleeping bags available. Click here to have a look at one now. Rectangular sleeping bags have a spacious design, so they are suitable for people who feel too confined by the tight mummy shape. They feature double zippers, so they can double as a quilt. They accommodate varying sleeping positions, making them ideal for people who are particular about sleeping in certain positions such as their sides or stomach. A potential downside is that they don't trap and heat the air around your body as well as other designs do, allowing the cool air to circulate since they have a more spacious design. On top of that, they are quite heavy, so they aren't good for when weight is the top priority.

Mummy Sleeping Bags

Looking to purchase a new sleeping bag to enhance warmth? We have three mummy sleeping bags available. Click here to have a look at one now. These sleeping bags weigh less than rectangular bags, so they are best when you need maximum warmth and minimal weight. Ideal for cold weather, they help trap body heat, providing maximum warmth, since their tight fitting cut is designed to trap body heat. A potential downside is that they provide less space to move around, making them uncomfortable for sleepers who toss and turn.