Optimus
MLBHead-to-HeadAll-Time

Kansas City Royals vs Miami Marlins · All-Time

Last updated: April 15, 2026

15 meetings tracked · closing-line graded

Across 15 all-time head-to-head meetings, Miami Marlins lead 9-6. Games have averaged 8.5 combined points.

RECORD

6-9

MEETINGS

15

ATS

4-8

O / U

5-7

Key Insights

  • ▸Miami Marlins lead 9-6 across 15 tracked meetings.
  • ▸Games have averaged 8.5 combined points.
  • ▸Miami Marlins have been the better ATS side (8-4).
  • ▸Strong Under trend: 5-7 O/U.

Year-by-Year Record

SeasonGamesKansas City RoyalsMiami MarlinsATSO / UAvg Total
20263121-22-111.3
20253121-22-110.0
20243212-1—4.7
2023303—1-29.7
2019321——7.0

Ask Optimus about Kansas City Royals vs Miami Marlins

Pick a starter or type your own. First query is free.

First query free

More from this matchup

Frequently Asked Questions

What is the Kansas City Royals vs Miami Marlins record all-time?▾

Across 15 all-time meetings, the Miami Marlins lead the series 9-6.

What is the ATS trend in Kansas City Royals vs Miami Marlins games?▾

ATS: Kansas City Royals are 4-8 vs the spread in these matchups. Miami Marlins are 8-4.

Do Kansas City Royals vs Miami Marlins games go over or under?▾

Over/under: games between Kansas City Royals and Miami Marlins have gone over 5 times and under 7 times, with an average combined score of 8.5.

When did Kansas City Royals and Miami Marlins last play?▾

See Last Meetings section for detailed score, spread, and total data from the most recent Kansas City Royals vs Miami Marlins games.

Where can I see the 5-year Kansas City Royals vs Miami Marlins history?▾

A 5-year head-to-head page tracks every Kansas City Royals vs Miami Marlins meeting from the last five full seasons. Link at the bottom of this page.

Data coverage: Trendline's head-to-head records include closing-line-graded games from 2019–2026. Older meetings aren't in this dataset yet.

Head-to-head data derived from closing-line game records. Stats update nightly from graded game results.

For informational and entertainment purposes only. Not betting advice. Please gamble responsibly.

Optimus

Markets

Systems