Compare
Head Radical Motion vs Electra ST4 Rulo
The Electra ST4 Rulo is the better racket, 89 to 81: more power. The Radical is not at PadelProShop right now.
Our scores, updated 9 November 2026 · How we score
Score by score
How we score →The green bar wins the round. The Electra takes 1 of the six, the Radical takes control and sweet spot and comfort and handling and value.
Feel is read from the core and the face until hardness is measured.
What is different
Four things change between them. Pick one to look closer.
Carbon 3K on the Radical, not listed on the Electra.
No edge either way
* The feel starts from the core's rated hardness (estimated from the core material where there is no rating), then the face: carbon 12K and up is firmer, fibreglass softer.
The Electra is about 355 g lighter: quicker to the ball at the net. The Radical puts a little more weight behind a smash.
Edge: the Electra, for quick hands
The balance point is not listed for both.
No edge either way
* Drawn to scale: a 455 mm racket in its shape's outline (traced from a real racket of that shape), with the balance point the shops list marked on it. Real rackets vary by a few millimetres.
Only the Electra is at PadelProShop right now, at €179.
No edge either way
Specs from the makers and the shops that sell them. Weights are the maker's figures, not measured by us.
Which one sounds like you?
Tap every line that sounds like you.
Radical Motion
Our score 81 · not in stockSkip it if you want more power: the Electra has 88 for power against its 72.
Electra ST4 Rulo
Our score 89 · €179Skip it if you want more racket for the money: the Radical has 80 for value against its 70.
Our recommendation for most players
The Electra ST4 Rulo
The higher score, 89 to 81.
Not sure of your level? Padel DNA matches rackets to how you play.
What other reviewers scored them
Out of 100, each linked to its page.
Our score
Electra +8
Padelful
Has scored only the Radical
PadelReference
Has scored only the Radical
We do not change ours to match.
Your shape
What players said
5 players who own or have owned one of them told us how it plays. It is their word: it is not a review and does not count towards Our score.
Radical Motion
No player has told us about the Radical yet.
Electra ST4 Rulo
2 of 5 liked it
Liked it 2No strong view 2Did not 1
What they said, by how many said it
Our recommendation
Siux Electra ST4 Rulo
The better racket, 89 to 81: more power.
- Our score 89 against 81
- About 355 g lighter
- Not listed face
When you buy through PadelProShop we earn a commission. It never changes a score.
Price alert
Share the cards
The comparison as two cards, for a post, a story or a group chat.
Download
Or share the page
Before you buy
Questions
Straight answers.
Which is better, the Radical Motion or the Electra ST4 Rulo?
The Electra ST4 Rulo is the better racket, 89 to 81: more power. The Radical is not at PadelProShop right now.
What is the difference between the Radical Motion and the Electra ST4 Rulo?
Carbon 3K on the Radical, not listed on the Electra. The Electra is about 355 g lighter: quicker to the ball at the net. The Radical puts a little more weight behind a smash. The balance point is not listed for both.
Which is better for power?
The Electra ST4 Rulo: power 88 against 72.
What is the price difference?
Only the Electra is at PadelProShop right now, at €179.
