Patagonia R1 vs. R1 Air: Tested and reviewed [2026]

The Patagonia R1 is a trusted, durable fleece focused on all-around warmth and versatility, while the Patagonia R1 Air is a lighter, highly breathable version designed for high-output activities where managing heat and sweat is critical. The primary difference comes down to fabric: the R1 uses Polartec Power Grid fleece for a balance of warmth and durability, whereas the R1 Air's unique zigzag-textured Polartec Power Air fleece prioritizes airflow and minimal weight.

Here’s a complete look at both options to help you decide which Patagonia fleece is right for your adventures.

Patagonia R1

The Patagonia R1 is a legendary technical fleece that has been a go-to for climbers, skiers, and outdoor enthusiasts for years. Made from Polartec Power Grid fabric, it provides reliable warmth and moisture-wicking with a smooth outer face that layers easily under a shell. Its internal grid pattern efficiently traps heat while creating channels for air to circulate, making it a dependable workhorse for a wide range of conditions.

• What it is: A versatile, do-it-all technical fleece midlayer designed for dependable warmth and layering in cold conditions.
• Key features: Polartec Power Grid fabric with a smooth face for layering and a gridded interior for warmth and breathability. Slim fit, zippered chest pocket, and durable construction.
• Price: Around $149
• Materials/Construction: Made from recycled polyester Polartec Power Grid fleece. The fabric is Bluesign approved and sewn in a Fair Trade Certified factory.
• Sizing/Fit: A slim, athletic fit that runs true to size. It's designed to be worn over a base layer and under another jacket without feeling bulky.
• Pros: Extremely versatile for various activities and conditions. Durable construction with excellent abrasion resistance. Provides a great balance of warmth and breathability for moderate activity. Layers exceptionally well.
• Cons: Heavier and less breathable than the R1 Air. Can feel too warm for high-intensity aerobic exercise. The design is functional but offers less visual texture than the R1 Air.

This fleece works best for outdoor enthusiasts seeking a single, durable midlayer that performs reliably in colder weather for activities like hiking, climbing, backpacking, and resort skiing.

Shop this product: patagonia.com/shop/mens-fleece-r1

Patagonia R1 Air

The R1 Air is Patagonia's lightweight, high-performance evolution of the classic R1, purpose-built for intense, start-and-stop activities. It uses an innovative hollow-core yarn knit into a zigzag pattern that dumps excess heat incredibly fast while still offering warmth when you're static. It’s lighter, more packable, and far more breathable than its predecessor, making it ideal for moving fast in the mountains.

• What it is: A highly breathable, lightweight fleece intended for fast-paced, high-output outdoor pursuits in cool to cold conditions.
• Key features: Polartec Power Air fleece with a unique zigzag texture for superior breathability. Lighter weight and more packable design. Dries very quickly.
• Price: Around $169
• Materials/Construction: Made from 100% recycled polyester hollow-core fabric. It's Bluesign approved and production is Fair Trade Certified.
• Sizing/Fit: A similar slim, athletic fit to the standard R1 that layers well, though some find it has a slightly trimmer feel. Remains true to size for most users.
• Pros: Exceptional breathability keeps you from overheating during intense activity. Very lightweight and packs down small. Dries faster than the classic R1. Comfortable against the skin.
• Cons: The fabric's open structure is less resistant to wind. The textured face is slightly more prone to snagging than the R1's smooth paneling. More expensive than the standard R1.

Ideal for runners, backcountry skiers, and climbers who need a midlayer that can handle sweat and dump heat efficiently during strenuous activity.

Shop this product: patagonia.com/shop/mens-fleece-r1-air

Patagonia R1 vs. R1 Air Comparison

Warmth & Breathability

This is where the two fleeces differ most. The classic R1 is warmer. Its Polartec Power Grid fabric has a denser construction designed to trap more heat, making it a better choice for staying warm during less intense activities or while standing still in the cold. It offers good breathability for hiking or casual skiing, but can get overwhelmed during high-intensity workouts.

The R1 Air is built for breathability above all else. Its zigzag weave creates massive airflow channels, effectively moving excess heat and moisture away from your body as you work hard. While it provides insulation, its primary function is managing your temperature during aerobic pushes like trail running or ski touring. You'll feel the wind through it much more than the classic R1, which is a benefit when you're moving fast but a drawback if you're standing still without a shell.

Materials & Durability

Both jackets are made to Patagonia’s high standards and backed by its Ironclad Guarantee. The standard R1’s smooth outer face gives it an edge in brute durability, especially against abrasion. It withstands rubbing from climbing harnesses and backpack straps very well with minimal pilling.

The R1 Air’s woven, textured fabric, while durable in its construction, is inherently more susceptible to snagging on branches or sharp rocks. It's not fragile, but it requires a bit more care. From a sustainability standpoint, both are excellent, using recycled materials and Fair Trade Certified sewing. The R1 Air's fabric was notably designed to shed fewer microplastics during washing.

Price & Value

The Patagonia R1 typically costs about $149, while the R1 Air is priced higher at around $169. The $20 difference reflects the R1 Air’s more advanced fabric technology. If you need an all-purpose fleece that will last for years across countless activities, the classic R1 offers fantastic value. However, if your activities regularly involve intense bursts of effort where breathability is a top priority, the extra cost for the R1 Air is easily justified by the comfort it provides.

Who Each One Works Best For

The R1 is the more versatile of the two, excelling as a multipurpose layer. It's warm enough for cold days at the ski resort, durable for rock climbing, and casual enough for everyday wear. Anyone looking for one fleece to do almost everything well will be happy with the R1.

The R1 Air is a specialist piece. It's for the athlete who generates a lot of heat and needs their gear to keep them dry and comfortable. Trail runners, fast-packers, and backcountry skiers are its ideal users. While it is comfortable for casual use, its true performance shines when you're pushing your limits.

Which One Should You Choose?

Both are excellent fleeces, but they are engineered for different priorities and activities.

Choose the Patagonia R1 if:

• You need a do-it-all midlayer for a wide range of activities like hiking, camping, and climbing.
• Warmth and durability are more important to you than extreme breathability.
• You primarily layer under a shell in cold weather.
• You want a proven piece of gear that offers outstanding performance for its price.

Choose the Patagonia R1 Air if:

• You participate in high-output activities where you sweat a lot, like running or ski touring.
• Maximum breathability and moisture management are your top priorities.
• You want a midlayer that is incredibly lightweight and packs down very small.
• You prioritize the latest fabric technology and want a piece specialized for active performance.

Frequently Asked Questions

Which is warmer, the Patagonia R1 or R1 Air?

The classic Patagonia R1 is warmer. Its Polartec Power Grid fleece is denser and designed to trap more heat, making it better for static or low-output activities in the cold.

Which version is better for running or ski touring?

The Patagonia R1 Air is far superior for high-output activities like running or ski touring. Its exceptional breathability helps vent heat and moisture, preventing you from getting soaked in sweat during intense efforts.

Are the Patagonia R1 and R1 Air true to size?

Yes, both fleeces generally run true to size with a slim, athletic fit. They are designed to fit closely over a base layer without restricting movement. If you prefer a looser fit or plan to layer it over thicker items, you might consider sizing up.

Which fleece is more durable?

The classic R1 fleece is generally more durable, specifically against abrasion. Its smooth outer face resists pilling and wear from backpack straps better than the R1 Air’s textured weave, which can be more prone to snags.

Can I wear the R1 Air as a standalone jacket?

You can wear the R1 Air as an outer layer in cool, calm conditions, but it is not wind-resistant. Its high-airflow design means wind cuts right through it, so it functions best as a midlayer under a wind or rain shell in breezy weather.

What is the main difference between R1 and R1 Air?

The main difference is the fabric and its intended use. The R1 uses Polartec Power Grid fleece for balanced warmth and durability, making it a versatile classic. The R1 Air uses hollow-core zigzag patterned Polartec Power Air fleece for maximum breathability and minimal weight, making it a specialized piece for high-output pursuits.

How do you wash these fleece jackets?

Both can be machine washed in cold water on a gentle cycle and tumble-dried on low heat. Avoid fabric softeners and bleach, as they can damage the fabric's technical performance. It's always best to check the care label inside the garment.

Are these fleeces worth the money?

Yes, for those who need technical performance, both fleeces are considered a worthwhile investment. Their high-quality construction, functionality, and Patagonia's lifetime warranty ensure you get a durable piece of gear that performs season after season.