What is the difference between PIAA Si-Tech and Radix?

Last updated: 22 May 2025 | 41 Views |

What is the difference between PIAA Si-Tech and Radix?

PIAA Si-Tech and PIAA Radix are silicone wipers from the PIAA brand that have outstanding features, but differ in design and usage.
Compare PIAA Si-Tech vs Radix

	PIAA Si-Tech	PIAA Radix
Structure	Structure Frameless – reduces snow and ice accumulation	Metal frame (tournament frame) – has multiple pressure points for consistent wiping
Design	Aerodynamic design, low profile, reduces wind resistance, looks modern minimalistic	Classic structure, suitable for those who like traditional design
Installation	Comes with 5 types of adapters, supports over 98% of cars, supports	Only J/U-hook joints for Japanese cars
Material	PIAA's patented silicone rubber which is resistant to UV, heat and ozone.	PIAA's patented silicone rubber which is resistant to UV, heat and ozone.
Reapply water repellant coating	YES	YES
Price	Slightly higher price. Suitable for those who want maximum efficiency and a modern look.	Budget friendlier price. Suitable for those who want value for money.

Summary
PIAA Si-Tech: Suitable for those who want high-quality wipers, modern design, easy to install and excellent wiper performance.
PIAA Radix: Suitable for those who want quality wipers at a budget price for Japanese cars and love classic designs.