Lululemon Swiftly Tech vs. Swiftly Speed: What's the difference?

The Lululemon Swiftly Tech is the original, known for its snug, close-to-body fit that stays put during intense workouts. By contrast, the Lululemon Swiftly Speed is a newer addition featuring a much lighter fabric and a more relaxed, A-line silhouette for increased breathability and casual versatility.

Here's everything you need to know to choose the right Lululemon Swiftly for your workouts and lifestyle.

Lululemon Swiftly Tech

The Swiftly Tech is Lululemon’s classic performance top designed for running and high-intensity training. Its seamless construction and body-hugging fit are engineered to minimize chafing and move with you like a second skin. It's the go-to base layer for athletes who prioritize a secure fit and reliable sweat-wicking for their toughest sessions.

• What it is: A high-performance seamless top available in tank, short-sleeve, and long-sleeve versions with a signature snug fit.
• Key features: Seamless construction to reduce chafing, Silverescent™ technology to inhibit odor-causing bacteria, and excellent moisture-wicking and quick-drying properties.
• Price: $78 - $88
• Materials/Construction: A blend of polyester and elastane that provides a structured, four-way stretch. The fabric feels substantial yet lightweight.
• Sizing/Fit: Designed for a close-to-body, sleek fit. It runs true to size but is intended to be snug. If you are between sizes or prefer more room, consider sizing up.
• Pros: The second-skin fit stays in place during high-impact movement. Seamless design eliminates chafing. Durable material holds its shape after many washes. Excellent moisture management.
• Cons: The snug fit isn't for everyone and can feel restrictive to some. The material is slightly heavier compared to the Swiftly Speed.

This top is perfect for runners and athletes who count on a secure, chafe-free fit that won't ride up or get in the way during peak performance.

Shop this product: shop.lululemon.com/p/tops/Swiftly-Tech-Tank

Lululemon Swiftly Speed

The Swiftly Speed is Lululemon's answer for those who love the technical features of the Swiftly line but crave a lighter feel and more forgiving fit. It incorporates an even more breathable fabric and a relaxed silhouette, making it an extremely versatile top for workouts, running errands, or simply enjoying a comfortable and stylish athleisure look.

• What it is: A relaxed-fit performance top that emphasizes breathability, airflow, and lightweight comfort available in various sleeve lengths.
• Key features: Feather-light fabric for maximum airflow, a roomier A-line cut, minimal seams to prevent irritation, and reflective details.
• Price: $78 - $88
• Materials/Construction: An ultra-light polyester-elastane blend designed for quick-drying and enhanced breathability.
• Sizing/Fit: Offers a relaxed fit that drapes away from the body rather than clinging to it. It runs true to size for its intended looser silhouette.
• Pros: Extremely lightweight and breathable, making it ideal for hot weather. The relaxed fit offers comfort and freedom of movement. Very versatile for both active and casual wear.
• Cons: The looser fit might move around more during certain exercises like inversions in yoga. Lacks the compressive, locked-in feel of the Swiftly Tech.

This top suits anyone looking for high-performance breathability in a comfortable, relaxed silhouette that easily transitions from the track to the cafe.

Shop this product: shop.lululemon.com/p/tops/Swiftly-Speed-Short-Sleeve

Swiftly Tech vs. Swiftly Speed Comparison

Fit & Silhouette

The most significant difference between the two tops is the fit. The Swiftly Tech offers a classic, body-contouring silhouette that is designed to stay completely put. It hugs your torso and arms, which is perfect for high-impact activities where you don't want any fabric distraction.

In contrast, the Swiftly Speed has a relaxed, A-line cut that drapes away from the body. It provides more room through the waist and hips, creating a flowy feel that many find more comfortable for all-day wear and less intense workouts. This looser fit promotes airflow and offers a more forgiving silhouette.

Fabric & Feel

While both tops come from the same Swiftly family, their fabrics feel distinctly different. The Swiftly Tech is made from Lululemon's original seamless performance material. It feels soft and structured, providing a light compressive sensation and fantastic moisture management you can rely on.

The Swiftly Speed uses a newer, even lighter version of this material. The fabric is noticeably more breathable and has an airier, almost weightless feel against the skin. It's engineered for maximum temperature regulation, making it an excellent choice for sweaty sessions or hot climates.

Performance & Versatility

From a purely athletic standpoint, the Swiftly Tech is a performance workhorse. Its secure fit ensures it won't ride up during runs, burpees, or HIIT classes. It’s an ideal base layer that functions flawlessly without needing adjustment.

The Swiftly Speed still performs exceptionally well, managing sweat and offering great mobility. However, its true advantage is versatility. The relaxed look and incredible comfort make it just as suitable for a hike or a trip to a farmer's market as it is for a 5k run. It's the better choice if you want one shirt that can do it all.

Price & Value

Both the Swiftly Tech and Swiftly Speed are priced almost identically, typically ranging from $78 to $88. The value proposition for each is rooted in personal preference rather than cost. If your priority is a locked-in, race-ready fit, the Tech provides excellent value. If you value breathable comfort and versatility for multiple activities, the Speed is the better investment.

Which One Should You Choose?

Both tops are excellent choices, but they are designed for different preferences in fit, feel, and function.

Choose the Swiftly Tech if:

• You prefer a snug, body-hugging fit for your workout tops.
• You want a shirt that is guaranteed to stay put during intense activity like running or HIIT.
• Minimizing chafing with seamless, second-skin construction is your top priority.
• You use your tops as a base layer under jackets or vests in cooler weather.

Choose the Swiftly Speed if:

• You prefer a relaxed, looser fit that doesn't cling to your body.
• Maximum breathability and an ultra-lightweight feel are essential to you.
• You want a versatile top that looks great at the gym, on a walk, or while running errands.
• You run hot or live and train in a warm climate.

Frequently Asked Questions

What is the main difference between Swiftly Tech and Swiftly Speed?

The core difference is the fit and fabric weight. The Swiftly Tech has a snug, body-hugging fit with a slightly more substantial fabric, while the Swiftly Speed has a relaxed, A-line fit with an even lighter, more breathable fabric.

Which version is better for running?

This depends on your preference. Many serious runners prefer the Swiftly Tech because its tight fit ensures nothing moves or flaps in the wind. However, for running in very hot weather, the extra airflow of the Swiftly Speed can feel more comfortable.

Are Lululemon Swiftly tops true to size?

Yes, but you must consider their intended fit. The Swiftly Tech is true to size for a very snug fit, size up if you want a little more room. The Swiftly Speed is true to size for a relaxed fit, there is no need to size up unless you want an oversized look.

Is the Swiftly Speed see-through?

Generally, no. Lululemon's fabrics are high quality. However, as with any lightweight athletic top, very light colors might show the outline of a dark or brightly colored sports bra underneath, especially when wet with sweat.

Which Style is more flattering?

Flattery is subjective and depends on your body type and what you want to accentuate. The Swiftly Tech creates a defined, athletic silhouette, while the Swiftly Speed offers a more relaxed, flowy look that drapes nicely around the midsection.

Do they shrink in the wash?

When cared for properly, they should not shrink. Lululemon recommends washing their technical gear in cold water and tumble drying on low. This helps maintain the fabric's integrity and fit.

Is there a price difference?

No, both the Swiftly Tech and Swiftly Speed are in the same price range, so your decision can be based entirely on fit and function rather than budget.

Can I wear the Swiftly Speed for casual outings?

Absolutely. The relaxed fit and comfortable material make the Swiftly Speed an excellent choice for a polished athleisure look perfect for running errands or meeting friends.