Swing Weight vs. Twist Weight: Why Paddles of the Same Weight Feel Different

Coach Yoshi

Owner of Pickleball Lab

Published October 24, 2026

About 29 min read

17550 characters

Swing Weight vs. Twist Weight: Why Paddles of the Same Weight Feel Different

Two paddles both weigh 8 ounces (about 227 g), yet one feels light and the other feels noticeably heavy. If you're into gear, you've probably wondered about this at least once. The reason is that the number you read on a scale (static weight) and the weight you feel when you swing are two different physical quantities.

I'm Coach Yoshi. I've played tennis for 15 years and discovered pickleball in 2026. In this article, I'll explain the two things that decide how a paddle feels when you swing it, swing weight (how heavy it feels when you swing it) and twist weight (how well it resists twisting when you miss the sweet spot), through the physics of moment of inertia. I cover the basics of weight in The Complete Guide to Pickleball Paddle Weight.

The Scale Only Tells "Half the Story" About Weight

A weight like "7.9 ounces" on a paddle's spec sheet is its static weight. It's simply the mass you get by putting the paddle on a scale. It's important information, of course, but on its own it can't tell you how the paddle will feel when you swing it.

Two paddles with the same static weight can feel completely different when you swing them. The reason is a difference in where the weight is placed (weight distribution). The same amount of weight feels heavier when it sits toward the tip and lighter when it sits toward your hand. A hammer feels heavy when you swing it holding the end of the handle, and light when you swing it holding it just below the head. The weight hasn't changed at all. The same thing happens inside a paddle.

💡 Coach Yoshi's Tip "A heavy paddle wears you out, a light paddle is easy" is only half true. What largely decides how heavy a paddle feels when you swing it is not the number on the scale but where the weight is (how hard the paddle is to rotate). If you choose by the ounces on the spec sheet alone, the paddle may not feel the way you expected.

Swing Weight: How Hard the Paddle Is to Rotate Around the Swing Axis

The number that turns that "weight you feel when you swing" into a figure is swing weight. It's defined as how hard the paddle is to rotate in the swing direction around a single point near your hand (the pivot). In physics terms, it's the moment of inertia (MOI) about the swing (pitch) axis.

Swing weight is calculated by clamping the paddle into a dedicated machine (such as HEAD's 4-in-1), letting it swing like a pendulum and timing the period of each swing. The unit is mass times distance squared, and the machines usually display it in kg·cm² (Pickleball Science also expresses it in oz·in², where 1 oz·in² is about 0.183 kg·cm²).

What makes this tricky is that there's no agreed point to use as the axis. For tennis racquets, the axis is commonly set 10 cm (4 inches) from the butt of the grip, but for paddles it reportedly varies by manufacturer and review site, and they often don't say where the axis is. Pickleball Science does its calculations with the axis about 5 cm (2 inches) from the butt of the grip, which corresponds to the center of your palm when you hold the paddle.

What the numbers mean is simple.

Swing weight	How it feels	Suited to
High	Feels heavy. It's harder to get moving, but it drives through the ball at contact	Power, drives, and stability when you take a hard-hit ball
Low	Feels light. You can move the face quickly	Fast exchanges at the net, counters, and maneuverability

What counts as a typical number depends on the paddle's shape. In guidelines Pickleball.com published in July 2026, built from measured data on hundreds of paddles, a "Medium" swing weight is 109 to 111 for a widebody, 113 to 116 for a hybrid and 117 to 119 for an elongated paddle (I've put these together with twist weight in a table further down). The same 116 is on the heavy side for a widebody and on the light side for an elongated paddle.

That said, these guidelines don't say where the axis was either. By Pickleball Science's calculations, simply moving the axis 5 cm (2 inches) up or down makes the swing weight of even an average paddle range anywhere from 68 to 145 kg·cm². Only compare numbers that were measured the same way. According to Pickleball.com, a difference of 5 points in swing weight is right around the threshold where you can feel it when you swing two paddles one after the other, and a difference of 10 points is obvious to anyone.

A note for those with a tennis background. For tennis racquets, a swing weight of around 320 is considered the middle, around 350 is on the heavy side, and below 300 is on the light side. Paddle numbers are in the 100s because a paddle is shorter and lighter than a racquet. And since paddles aren't measured around a consistent axis either, you can't compare them directly with tennis numbers. I've explained how to choose a paddle based on your racquet preferences in the Tennis Racquet to Pickleball Paddle Conversion Chart.

💡 Coach Yoshi's Tip A paddle with a high swing weight is harder to get moving, but in exchange it drives through the ball harder at contact, and the face is less likely to get pushed back when you take a hard shot from your opponent. A paddle with a low swing weight lets you get the face ready first in fast exchanges at the net. It comes down to choosing power or hand speed. The lab at PickleballCentral considers swing weight the most important of the numbers that describe how a paddle swings. This also ties into the control vs. power discussion.

Twist Weight: How Well the Face "Stays Steady" When You Miss the Sweet Spot

The other star of this article is twist weight. This one uses a different axis. It's about rotating the paddle in the direction that twists it around the line of the handle, in other words the moment of inertia about the long (handle) axis.

This comes into play when you hit the ball away from the center of the face (the sweet spot). On an off-center hit, the paddle gets twisted toward the side where the ball struck, and the face wobbles. On a hard shot, the ball is in contact with the face for only about 0.004 seconds (a Pickleball Science calculation). There's no way to correct the face with your wrist in that time. How well the paddle resists twisting is decided by how hard the paddle itself is to rotate, that is, by its twist weight.

High twist weight: The face resists twisting even when you miss the sweet spot. Even mis-hits tend to go back where you aimed, and the sweet spot feels bigger. This is what people call "forgiveness."
Low twist weight: When you miss the sweet spot, the face twists away, and the ball is more likely to come off weak or stray from your target. The sweet spot feels smaller.

By Pickleball Science's calculations, on a hard shot hit about 5 cm off center, an elongated paddle rotates 1.3 degrees more than a wider paddle from the same series, and the ball ends up about 30 cm (12 inches) higher near your opponent's baseline.

Twist weight numbers almost never come with units. For example, one manufacturer's official spec sheet simply lists "Swing Weight 113" and "Twist Weight 6.6." Both are moments of inertia, but twist weight comes out as a much smaller number than swing weight. That's because it's only about 10 cm from the twisting axis (the line of the handle) to the edge of the face, while it's about 35 cm from the swing axis to the tip, and distance counts squared.

Typical values vary a lot with paddle shape. Here are the "Medium" ranges from the Pickleball.com guidelines (July 2026).

Shape	Swing weight (Medium)	Twist weight (Medium)
Widebody	109–111	6.9–7.1
Hybrid	113–116	6.4–6.7
Elongated	117–119	6.0–6.2

For example, a twist weight of 6.5 falls in "High" for an elongated paddle but in "Low" for a widebody. Compare numbers only between paddles of the same shape.

💡 Coach Yoshi's Tip While you're at the beginner to intermediate level, I recommend putting a lot of emphasis on twist weight when you choose. Nobody hits the dead center every time. Pickleball.com's explainer also recommends prioritizing forgiveness over power while your ability to find the sweet spot is still developing. Wider paddles are forgiving not only because they give you more area to hit with, but also because their twist weight is larger (Pickleball Science).

Moment of Inertia (Σmr²) and Where to Put Lead Tape

I've said that both swing weight and twist weight are moments of inertia (MOI). Let's look at what that means with a single formula.

MOI = Σ m r²

In plain words, it's "each bit of mass (m) multiplied by the square of its distance from the axis (r), all added up." The key point is that distance counts squared. Mass placed twice as far from the axis contributes 2 × 2 = 4 times as much to the MOI. That's why the same amount of weight can have a very different effect depending on where you put it.

Now let's picture the paddle face as a clock face and think about where to put lead (or tungsten) tape. In 2023, the lab at PickleballCentral put a total of 0.4 ounces (about 11 g) of lead tape on a single elongated paddle and measured it with the tape in different positions. Here are the results.

Where the tape goes	Swing weight	Twist weight	What changes
Before tape	86.8	6.1	(Baseline)
Upper corners (around 10 and 2 o'clock)	94.3 (+7.5)	6.7 (+0.6)	The swing gets heavier, making it easier to generate power
Left and right edges (3 and 9 o'clock)	90.3 (+3.5)	6.9 (+0.8)	The biggest gain in twist resistance. The swing also gets heavier
Throat and lower corners	87.9 (+1.1)	6.7 (+0.6)	Adds twist resistance while making the swing barely any heavier

The upper corners are far from the swing axis, so they raise swing weight the most. The left and right edges are far from the line of the handle, so they raise twist weight the most. The area near the throat is close to the swing axis, so swing weight barely changes. The same weight has a different effect depending on its distance from the axis. That's the r² in Σmr² at work.

The edge guard that wraps around the paddle's perimeter is also weight that sits far from the axes. I explain the thinking behind designs that do away with the edge in Edgeless Paddle Aerodynamics.

The official rules (USA Pickleball, 2026 edition) also allow adding lead tape to a commercially produced paddle (3.D.6). However, tape on the hitting surface must extend no more than 0.5 inches (about 1.27 cm) inside the outer edge (the edge guard) and no more than 1 inch (about 2.54 cm) above the top of the grip (3.D.7). If you play in tournaments, be careful where you put it.

Note that adding weight near the handle doesn't lower swing weight. Because the balance point moves toward your hand, some people do feel the paddle swings more lightly. The numbers in the table are values measured on this one paddle with the lab's machine in 2023. They're on a different scale from the Pickleball.com guidelines in the previous section, so don't compare them side by side. I've put the actual step-by-step for applying tape in a hands-on guide to customizing your paddle with lead tape, so head there if you want to try it yourself.

In Practice: Which One Should You Raise?

Now let's look at how to use this when you choose your own paddle.

If you like to overpower opponents or build points from the back of the court, a higher swing weight can be a weapon. In exchange for a heavier start to the swing, your drives and smashes carry more momentum. But the paddle will feel less nimble, so you need to be ready early enough not to be late on your swing in fast exchanges.

If you enjoy fast hand battles or like to trade shots at the net, a lower swing weight works in your favor. In fast exchanges at the net, you can get the face ready first (I cover the basics of volleying in Volley Basics). But a paddle that swings lighter isn't necessarily easier on your arm. Pickleball.com cautions that a paddle with a very low swing weight has less mass to absorb the collision with the ball, so more shock tends to travel to your arm. If you have concerns about your elbow, aim for "Medium" rather than going too low.

If you want your current paddle to swing lighter, one option is to choke up on the grip a little. By Pickleball Science's calculations, just holding an average paddle 1 inch (about 2.5 cm) higher lowers its swing weight by about 20%.

And if you sometimes miss the sweet spot (that's almost everyone), a higher twist weight gives you peace of mind. Even when you miss the sweet spot, the ball is more likely to go back where you aimed.

It also helps to know the tendencies of each shape.

Elongated (long and narrow): Because the mass extends farther from your hand, this shape tends to come out with a higher swing weight and a lower twist weight. Its appeal is reach and power, but it tends to wobble more when you miss the sweet spot.
Widebody (wide): Because the mass sits closer to your hand and spreads out to the sides, this shape tends to come out with a lower swing weight and a higher twist weight. Its strengths are maneuverability and forgiveness.

Diagram showing the 3 shapes side by side: widebody, hybrid and elongated. The wider the shape, the more it leans toward ease of contact and hand speed; the longer the shape, the more it leans toward reach and power; the hybrid sits in between

There are exceptions depending on the internal design, so in the end, check the numbers and the paddle itself. I cover the characteristics of each shape in the Paddle Shape Guide, core thickness in 14mm vs. 16mm, and the materials inside in Foam Core Paddles Explained.

Summary: Look "Beyond" the Number on the Scale

When you choose a paddle, look not only at its weight (in ounces) but also at where that weight is. What largely decides how a paddle feels is its swing weight and twist weight. Both are moments of inertia; the only difference is the axis of rotation.

When you demo a paddle, pay attention to two things: "Does the tip feel heavy?" and "Does the face stay steady when I miss the sweet spot?" The two numbers in this article will start to connect with what you feel in your hand.

If you'd like to start with the basics of static weight, see The Complete Guide to Pickleball Paddle Weight. For the big picture on choosing the paddle that's right for you, see The Complete Pickleball Paddle Buyer's Guide, and for the steps to change how a paddle swings with lead tape, see the Paddle Customization Guide.

On our store's product pages, we list the manufacturer's published swing weight and twist weight for some Six Zero and Selkirk paddles (we're an authorized dealer for both brands). Each manufacturer measures differently, so use these as a guide for comparing paddles within the same brand. Once you understand what lies beyond the number on the scale, choosing a paddle gets a lot more interesting.

If you have questions like "Where should I put lead tape on my paddle?" or "Of these two paddles, which one swings lighter?", feel free to ask me (Coach Yoshi) on LINE. You can add us as a friend through Pickleball Lab's official LINE account. You can also add us with the green "LINE Official" button at the bottom right of the screen.

References

Author

Coach Yoshi / Owner of Pickleball Lab

Former international ski competitor and active tennis coach. Discovered pickleball in LA in 2026 and has play-tested more than 100 paddles from Japan and around the world. Pickleball Lab is Japan's exclusive authorized distributor of Engage Pickleball (as of May 2026).

About Coach Yoshi →