Compare Leagues
Compare two leagues side-by-side across key metrics, valuation, readiness, and commercial factors.
Method, path, and environment
https://api.altsportsdata.com/api/v1/public/leagues/{league_id}/compare/{other_id}Use the right pane to validate the route
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Paste your API key, then fill in path or query parameters.
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Path Parameters
First league identifier (e.g., "formula-1")
Second league identifier (e.g., "nascar")
Responses
200OK
OK
Response body
{
"data": {
"league_a": {
"id": "formula-1",
"name": "Formula 1 World Championship",
"tier": "T1",
"tier_score": 945,
"readiness_score": 932,
"valuation_acv": 250000,
"events_per_season": 23,
"global_reach": "worldwide",
"avg_viewership": 87000000
},
"league_b": {
"id": "nascar",
"name": "NASCAR Cup Series",
"tier": "T1",
"tier_score": 887,
"readiness_score": 895,
"valuation_acv": 180000,
"events_per_season": 36,
"global_reach": "primarily_north_america",
"avg_viewership": 4200000
},
"comparison": {
"tier_difference": 0,
"score_difference": 58,
"acv_difference": 70000,
"common_sport_bucket": "motorsport",
"similarity_score": 0.78,
"key_differences": [
"Formula 1 has significantly higher global viewership",
"NASCAR has more events per season",
"Formula 1 commands higher commercial value",
"Both are T1 elite motorsport properties"
],
"common_strengths": [
"Excellent data infrastructure",
"Strong commercial viability",
"High fan engagement",
"Established betting markets"
]
},
"recommendation": "Both leagues represent premium motorsport properties with strong commercial appeal. Formula 1 offers higher global reach and valuation, while NASCAR provides more frequent event opportunities."
},
"meta": {
"total": 1,
"page": 1,
"limit": 1,
"has_more": false,
"api_version": "v1",
"timestamp": "2026-03-07T06:38:00Z"
}
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