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World Aquatics vs NCAA

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AFirst Sport

World Aquatics

Water Polo

First Sport

Details

Players6-12

Settingindoor

SeasonWorld Aquatics Water Polo Rules (current edition per World Aquatics Constitution effective 2025-07-29)

CategoryWater Sports

BSecond Sport

NCAA

Water Polo

Second Sport

Details

Players7-12

Settingindoor

Season2025-26 NCAA Water Polo Rules Book (M's fall + W's spring, 30-second shot clock, NCAA championship format)

CategoryWater Sports

7

Shared Topics

7

Different Rules

0

Shared Rules

Rule-by-Rule Comparison(7)

Section 2: Equipment

Different

World Aquatics

Men's ball: Circumference 68–71 cm (26.8–28 in), weight 400–450 g (14.1–15.9 oz); Women's ball: Circumference 65–67 cm (25.6–26.4 in), weight 350–400 g (12.3–14.1 oz); Waterproof, non-absorbent outer surface with a textured grip coating

NCAA

Ball: yellow with grip pattern; men's circumference 68-71 cm / weight 400-450 g; women's circumference 65-67 cm / weight 400-450 g (NCAA spec); Caps: numbered, white for one team / dark for the other; goalkeepers wear red caps with the same number; Cap ear protectors required (NCAA mandate)

Section 3: Playing Area

Different

World Aquatics

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Men’s field: 30 m × 20 m (98.4 ft × 65.6 ft) for FINA/World Aquatics and Olympic competitions; Women’s field: 25 m × 20 m (82 ft × 65.6 ft) for FINA/World Aquatics and Olympic competitions; Domestic and junior competitions may use shorter fields (minimum 20 m × 10 m)

NCAA

Field of play: 30 m long × 20 m wide for men / 25 m × 20 m for women (NCAA-spec; matches World Aquatics); Water depth: minimum 1.8 m (NCAA championship: minimum 2.0 m for safety); 2-meter line: directly in front of the goal — offensive players may not be inside without the ball

Section 4: Players & Officials

Different

World Aquatics

In the water: 7 players per team (6 field players + 1 goalkeeper); Roster: Maximum 13 players per team (11 field players + 2 goalkeepers); A team must have at least 7 players to start a match

NCAA

7 players per team in the water at any time (6 field players + 1 goalkeeper); Roster: typically 13-15 players for NCAA D1; up to 13 may be designated for game day; Substitutions: unlimited at the dead-ball "swim re-entry" or after a goal scored, in the substitution zone

Section 5: Rules of Play

Different

World Aquatics

4 periods of 8 minutes actual playing time (clock stops on every whistle); 2-minute interval between the first and second periods and between the third and fourth periods; 5-minute interval at halftime (between the second and third periods); teams switch ends

NCAA

Game structure: 4 quarters of 8 minutes each (NCAA spec; FIVB international is 4 × 8 also for adult competition); 2-minute breaks between Q1/Q2 and Q3/Q4; 5-minute halftime; Tied at end of regulation: NCAA tournament — 3-minute golden-goal overtime periods; if needed, penalty shootout

Section 6: Scoring

Different

World Aquatics

A goal is scored when the entire ball passes fully across the goal line between the goalposts and under the crossbar. The ball may be thrown, pushed, or deflected by any part of the body except a clenched fist (field players).

NCAA

Goal scored when the entire ball passes the goal line between the posts and below the crossbar; 1 goal = 1 point; Most goals at end of regulation/overtime/shootout wins

Section 7: Violations & Penalties

Different

World Aquatics

Ordinary fouls result in a free throw to the opposing team. Common ordinary fouls include: Impeding or blocking the movement of an opponent who is not holding the ball; Pushing the ball underwater; Taking the ball underwater when tackled

NCAA

Ordinary foul: free throw to the offended team; minor infraction (e.g., taking the ball under, two-handed touch, holding without ball); Exclusion foul: 20-second exclusion to the penalty area; team plays short until the time expires, the opposing team scores, or possession changes hands per the r...

Section 8: Safety Considerations

Different

World Aquatics

Minimum water depth of 1.80 m (5.9 ft) strictly enforced to prevent players from pushing off the bottom and to reduce injury risk from contact near the pool floor; Pool walls must have no sharp edges, protruding fittings, or hazards within the field of play; Goals must be padded at the base and s...

NCAA

Water polo is a high-contact aquatic sport with significant injury risk from elbow/knee strikes, head impacts, and over-extension. Mandatory ear-protector caps reduce ear injury.

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