XXIO Premium
The XXIO Premium is a three-piece, single cover golf ball with 338 dimples, made by Sumitomo Rubber Industries, Ltd. in Japan. Its manufacturer declares low with driver, low with short iron spin. It appears on the R&A and USGA List of Conforming Golf Balls effective 2 September 2026 to 6 October 2026, under identifier RC2025-0738.
What the official list says
- Pole markingsWhat is printed on the two poles of the ball: usually brand and model.
- XXIO Premium in gold with white <<br> Seam 1: Premium Feel with long double ended arrow and vertical line above and below in gold
- Cover colour
- white
- Construction
- three-piece, single cover3P-1c
- Covers
- single cover
- Driver spin
- low
- Short-iron spin
- low
- Spin profile
- low with driver, low with short ironL-L
- Dimples
- 338
- Manufacturer
- Sumitomo Rubber Industries, Ltd.
- Country
- Japan
- Identifier
- RC2025-0738
Data from the List of Conforming Golf Balls (USGA and R&A), edition effective 2 September 2026 to 6 October 2026. The list itself is the only valid source for a ruling. See the official list at The R&A ↗
Frequently asked
Is the XXIO Premium conforming for competition play?
Yes: it is on the R&A and USGA List of Conforming Golf Balls effective until 6 October 2026. For a ruling, always check the current edition of the official list.
How many pieces does the XXIO Premium have?
According to the manufacturer it is a three-piece, single cover ball (code 3P-1c on the official list).
How many dimples does the XXIO Premium have?
338 dimples, as declared by Sumitomo Rubber Industries, Ltd. on the official list.
What is printed on the XXIO Premium?
On the poles: XXIO Premium in gold with white <<br> Seam 1: Premium Feel with long double ended arrow and vertical line above and below in gold. Markings identify the ball on the conforming list; the play number does not count as a marking.