MacTuffX Portsmouth
Somerstown, United Kingdom • 23 Aug 2026
MacTuffX Portsmouth
The MacTuffX Portsmouth is a fitness-based running competition scheduled for August 2026. This event features a structured format based on repeated intervals of specific distances. Participation is restricted to individuals who are 18 years and above on the day of the event.
The schedule includes multiple categories for solo participants, pairs, and teams. The formats are divided into "X" and "2X" or "XX" variations, focusing on different total volumes of running through sets of ten repetitions. Participants can select from the following options:
- Solo X (10x400m): An individual entry consisting of ten 400-meter segments.
- Solo 2X (10x800m): An individual entry consisting of ten 800-meter segments.
- Doubles X (10x400m): A team entry for two people covering ten 400-meter segments.
- Doubles 2X (10x800m): A team entry for two people covering ten 800-meter segments.
- Relay X (10x400m): A team-based relay format covering ten 400-meter segments.
- Relay XX (10x800m): A team-based relay format covering ten 800-meter segments.
The event takes place in Portsmouth and offers structured pricing for both individual entrants and teams. Each category follows the same interval-based structure, requiring participants to complete ten rounds of either 400 meters or 800 meters depending on the chosen registration type. Visit the organization's website for the most recent information.