Do you feel the difference..?

teocem

Rookie
Let's say we have 2 racquets, same make, model, version.
They also have the exact same swingweight.
However their static weights and balances are different at limits of quality control range.
Can a sensitive player differentiate them?
Please share your experiences and thoughts?
 
Let's say we have 2 racquets, same make, model, version.
They also have the exact same swingweight.
However their static weights and balances are different at limits of quality control range.
Can a sensitive player differentiate them?
Please share your experiences and thoughts?
I have 2 racquets with the same sw. One is 402g and the other is 407g.

Outside of the overgrips being different I can’t tell any difference between the 2 when strung the same. Seems unlikely if the sw is the same it would be noticeable when you put in the “quality control range” qualifier.
 
Static weight — not so much. In some scenarios like serving maybe.

Balance — can be quite significant, can affect how exactly racquet whips around in the completion phase of the stroke. Again, most noticeable on serve. Not the balance itself, but MgR/I or something of this kind.

Also frames with such differences may also have varied twistweight, which can be pretty impactful.
 
I have 2 racquets with the same sw. One is 402g and the other is 407g.

Outside of the overgrips being different I can’t tell any difference between the 2 when strung the same. Seems unlikely if the sw is the same it would be noticeable when you put in the “quality control range” qualifier.
407 grams static weight? Very heavy..!
 
Both balance and weight are static measurements, which means racquet will feel different in your hand.

Swingweight is a dynamic measurement so racquet will feel around the same when you swing it.

For me personally, I feel different balance/weight when preparing for ROS and setup for 2HBH. And feel different SW on contact.
 
Both balance and weight are static measurements, which means racquet will feel different in your hand.

Swingweight is a dynamic measurement so racquet will feel around the same when you swing it.

For me personally, I feel different balance/weight when preparing for ROS and setup for 2HBH. And feel different SW on contact.
The catch is which variable is felt at small amounts that are in quality control limits.
4 grams static weight versus 2 cm balance versus 4 points swingweight...
 
Yes, if the static weights and balances were at the limits of QC, you can definitely feel either or both.

E.g. most rackets are quoted as +/- 7g, which gives a 14g range. That can be felt in hand and swinging, even at the same SW, and when seeing the ball having a different penetration/spin, and the racket different stability.

Most rackets are also +/- 0.5cm balance, which gives a 1cm range. That can also be felt in terms of manoeuvrability, especially on serves/overheads, even at the same SW.

You really need a SW x Mass x Balance type metric to understand more precisely how a racket will swing in play. Yonex have this on their advanced machines, called 'Playing Swing-weight'.
 
Yes, if the static weights and balances were at the limits of QC, you can definitely feel either or both.

E.g. most rackets are quoted as +/- 7g, which gives a 14g range. That can be felt in hand and swinging, even at the same SW, and when seeing the ball having a different penetration/spin, and the racket different stability.

Most rackets are also +/- 0.5cm balance, which gives a 1cm range. That can also be felt in terms of manoeuvrability, especially on serves/overheads, even at the same SW.

You really need a SW x Mass x Balance type metric to understand more precisely how a racket will swing in play. Yonex have this on their advanced machines, called 'Playing Swing-weight'.
My take is that unless the 2 racquets are at the extreme ends of QC it is sufficient to match the racquets by adding minimal weight to 12 o'clock to equalize their swingweights.
Of course this is valid just to make two stock racquets play almost identical, further customization may be done for other purposes.
 
My take is that unless the 2 racquets are at the extreme ends of QC it is sufficient to match the racquets by adding minimal weight to 12 o'clock to equalize their swingweights.
Of course this is valid just to make two stock racquets play almost identical, further customization may be done for other purposes.

I got 2 TF40s that I want you to play with :-D
 
My take is that unless the 2 racquets are at the extreme ends of QC it is sufficient to match the racquets by adding minimal weight to 12 o'clock to equalize their swingweights.
Of course this is valid just to make two stock racquets play almost identical, further customization may be done for other purposes.

Of course if rackets are very similar weight and balance (as well as SW) to start, they will feel similar. And if you decide to standardise the weight or balance with weight at 12, you of course will make the SWs different if they started the same.
 
Of course if rackets are very similar weight and balance (as well as SW) to start, they will feel similar. And if you decide to standardise the weight or balance with weight at 12, you of course will make the SWs different if they started the same.
I meant to make swingweights identical.
 
My take is that unless the 2 racquets are at the extreme ends of QC it is sufficient to match the racquets by adding minimal weight to 12 o'clock to equalize their swingweights.
Of course this is valid just to make two stock racquets play almost identical, further customization may be done for other purposes.
Funny things begin when you have a heavier one in a pair having both lower SW and higher balance point. So when you go for 12 o'clock weight to match SW you get even bigger mass difference and balance difference.

So a pair better be matched or reasonably different, not controversially.
 
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