Yuumi - League of Legends Champion
Win Rate
42.7%
Pick Rate
2.5%

Yuumivs Sion

FSupportMage
Patch26.3
Matches785,220
LaneAll Lanes
TierAll Tiers
Last UpdatedFeb 25, 2026
MethodologyData Methodology

Yuumi vs Sion is a decisive matchup in LoL patch 26.3. Yuumi wins with a 62.5% win rate (+25.0%) over Sion based on 8 games. Yuumi holds the advantage in both the early and late game. Below you'll find the best Yuumi build, runes, laning stats, and strategies for the Yuumi vs Sion matchup.

Yuumi Matchup Breakdown

Use the dropdown to select an opponent and see a detailed breakdown of how Yuumi performs against them. You'll get head-to-head win rates, laning stats, the best build and runes for the matchup, and early vs late game analysis — all based on real ranked data.

Compare against an opponent
Sion - 62.5% win rateSion(62.5%)
Yuumi - 62.5% win rate in this matchup
Yuumi
62.5% WR
VS
Sion vs Yuumi matchup - 37.5% win rate
Sion
37.5% WR

Who Wins the Yuumi vs Sion Matchup?

Yuumi wins the Yuumi vs Sion matchup
Winner
Yuumi
Matches: 8
62.5%
Win Rate
37.5%
1.3
CS / min
2.8
285
DMG / min
754
11,085
Gold / game
13,301
356
Heal / min
265
263
DMG Mitigated / min
2,197
0.6
CC / min
1.3
100.0%
Early Game WR
0.0%
50.0%
Late Game WR
50.0%

Yuumi vs Sion Matchup Summary

The Yuumi vs Sion matchup is a decisive matchup in League of Legends ranked play. Based on 8 recent matches analyzed, Yuumi wins with a 62.5% win rate compared to Sion's 37.5%, giving Yuumi a 25.0 percentage point advantage. Yuumi dominates at every stage — from early laning through late game team fights. This consistent advantage makes it difficult for Sion players to find favorable windows, so team-dependent strategies and avoiding solo confrontations are essential. The most significant statistical gap is in sustain, where Sion leads by 1,844 HP/min — a difference that heavily influences the outcome of trades and skirmishes. Yuumi players can confidently pick into Sion and play aggressively from level 1. Look to establish lane dominance early through favorable trades and zone Sion away from CS whenever possible. Understanding these matchup dynamics is essential for champion select decisions and in-game strategy when facing this lane opponent.

Yuumi vs Sion Laning Phase Breakdown

Sion wins the laning phase against Yuumi in League of Legends

Sion is favored during the laning phase against Yuumi, winning 5 out of 5 key stat categories. Sion holds advantages in farming, damage, gold income, crowd control and sustain, making them the stronger laner in this matchup.

Farming
1.3Yuumi
2.8Sion
Sion significantly out-farms Yuumi by 1.4 CS per minute, accumulating an estimated 22 CS lead by mid game. This substantial farming gap gives Sion a major gold advantage and earlier item completions. Yuumi players should prioritize wave management techniques like freezing near tower and using abilities efficiently to minimize the deficit.
Damage
285Yuumi
754Sion
Sion heavily out-damages Yuumi by 469 DMG/min, dominating both short trades and all-in fights. Yuumi should avoid extended combat and instead focus on burst trade patterns — short engages followed by immediate disengagement — to avoid letting Sion's sustained damage advantage take over.
Economy
11,085Yuumi
13,301Sion
Sion generates a commanding 2,215 more gold per game than Yuumi. This substantial economic advantage means Sion consistently reaches key item breakpoints earlier, creating a compounding lead that grows throughout the game. Yuumi should focus on cost-effective item choices and avoid unnecessary deaths to prevent falling further behind.
Utility
0.6Yuumi
1.3Sion
Sion provides 0.7 seconds more crowd control per minute than Yuumi, offering better gank setup potential and slightly more team fight utility. This CC advantage helps Sion coordinate with their jungler and control the pace of skirmishes.
Sustain
618Yuumi
2,462Sion
Sion vastly out-sustains Yuumi, healing and mitigating 1,844 more damage per minute. This massive durability gap means Sion can absorb significant punishment and remain in lane while Yuumi is forced to recall. Building grievous wounds early is essential for Yuumi, and focusing on burst trade patterns rather than sustained fights is critical.

Best Yuumi Build Against Sion

The top-performing core items for Yuumi against Sion are Ardent Censer, Mikael's Blessing and Bandlepipes. This combination gives Yuumi an effective balance of damage, survivability, and utility for the matchup. This streamlined build focuses on the essentials for the Yuumi vs Sion matchup, with room for situational adjustments based on team compositions and game state.

Early Game vs Late Game

Early Game
Yuumi
100.0%
+100.0% advantage
Yuumi early game win rateYuumi100.0%
Sion early game win rateSion0.0%
Late Game
Yuumi
50.0%
+0.0% advantage
Yuumi late game win rateYuumi50.0%
Sion late game win rateSion50.0%

Yuumi dominates the early game (first 15 minutes) with a commanding 100.0% win rate — a 100.0 percentage point lead over Sion. This lopsided early game means Yuumi can dictate the pace of the lane from level 1, controlling trades, wave state, and river priority.

Late game (25+ minutes) is equally balanced, with Yuumi at 50.0% win rate — only 0.0 points ahead of Sion. Team fight execution and macro play determine the winner at this stage, not champion matchup advantage.

Yuumi holds the advantage at every stage of the game, making this a consistently favorable matchup from lane through late game team fights. Sion players should look for outplays, team-dependent strategies, and picks rather than relying on scaling to win this matchup.

Best Yuumi Runes Against Sion

Sorcery rune tree - Yuumi primary runes vs SionSorcery
Summon Aery - best Yuumi rune vs SionManaflow Band - best Yuumi rune vs SionTranscendence - best Yuumi rune vs SionScorch - best Yuumi rune vs Sion
Resolve rune tree - Yuumi secondary runes vs SionResolve
Font of Life - best Yuumi rune vs SionRevitalize - best Yuumi rune vs Sion
100.0% WR

Running Sorcery primary with Resolve secondary allows Yuumi to press their advantage against Sion, amplifying the strengths that make this a favorable matchup.


Yuumi matchup data for League of Legends patch 26.3. The table below shows Yuumi's win rate, gold difference, and performance stats against every champion in the current meta. Click any champion name to see a detailed head-to-head breakdown including the best Yuumi build, runes, laning stats, and early vs late game analysis for that specific matchup.

Yuumi matchup win rates and stats in League of Legends patch 26.3
Opponent
Win Rate
Matches
CS/min
DMG/min
Gold/game
Early WR
Late WR
39.76%2540.42647,68430.9%50.0%
39.38%2260.52998,08327.2%54.5%
44.44%1800.52837,87540.6%49.4%
39.55%1770.52677,59436.9%43.2%
44.57%1750.52908,01739.0%52.9%
44.97%1490.53047,76839.2%51.4%
42.86%1470.52937,85939.5%46.5%
45.86%1330.52887,60043.2%49.1%
36.97%1190.52857,92125.9%47.5%
46.36%1100.53078,30542.9%51.1%
42.31%1040.52968,25732.6%50.9%
38.78%980.53048,15422.0%56.3%
37.89%950.53097,45735.9%41.9%
49.46%930.53137,94250.9%47.2%
39.56%910.52687,57140.4%38.5%
39.53%860.43007,74735.3%45.7%
45.78%830.52797,83342.9%48.8%
48.78%820.53088,01644.4%54.0%
50.67%750.53498,49852.8%48.7%
46.48%710.52997,89636.8%57.6%
44.78%670.53797,98843.2%46.7%
61.54%650.53148,82150.0%70.3%
41.27%630.53058,58320.7%58.8%
39.68%630.43187,83036.8%44.0%
42.37%590.52928,00140.0%44.8%
41.07%560.52928,74922.7%52.9%
40.00%550.62877,89825.0%68.4%
38.18%550.53147,83324.2%59.1%
50.00%520.52777,26538.2%72.2%
36.17%470.52917,98234.8%37.5%
34.09%440.52818,06634.6%33.3%
42.86%420.52877,54820.0%76.5%
44.74%380.63047,62539.1%53.3%
32.43%370.53227,88343.5%14.3%
37.50%320.93078,22944.4%28.6%
40.74%270.52748,49238.5%42.9%
33.33%270.42748,60912.5%42.1%
48.00%250.52948,01260.0%30.0%
50.00%220.42938,11544.4%53.9%
47.37%190.52728,55028.6%58.3%
68.75%160.53317,63455.6%85.7%
35.71%140.52297,46442.9%28.6%
61.54%130.53548,48455.6%75.0%
54.55%110.63919,40250.0%60.0%
50.00%100.53517,27750.0%50.0%
55.56%90.53748,84966.7%33.3%
44.44%90.53268,16925.0%60.0%
12.50%80.52887,4150.0%25.0%
62.50%81.328511,085100.0%50.0%
25.00%80.63208,89125.0%25.0%
50.00%80.42377,38550.0%50.0%
14.29%70.52187,27520.0%0.0%
28.57%71.22717,6830.0%40.0%
57.14%70.83898,75950.0%66.7%
50.00%60.43027,62466.7%33.3%
50.00%60.32198,12033.3%66.7%
66.67%60.63758,23566.7%66.7%
40.00%50.42988,38550.0%33.3%
40.00%50.52867,6330.0%50.0%
40.00%50.63369,2050.0%100.0%
40.00%50.23588,435100.0%25.0%
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Yuumi vs Sion - Frequently Asked Questions

How does Yuumi do against Sion in League of Legends?

Yuumi wins the Yuumi vs Sion matchup with a 62.5% win rate compared to Sion's 37.5%, a 25.0 percentage point difference. This data is based on 8 recent ranked games in patch 26.3.

How does Yuumi do against Sion in the early game?

In the early game, Yuumi has the advantage against Sion with a 100.0% win rate versus 0.0%. Yuumi players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.

How does Yuumi do against Sion in the late game?

In the late game, Yuumi takes over the Yuumi vs Sion matchup with a 50.0% win rate compared to 50.0%. Yuumi scales better into team fights and objective contests after 25 minutes.

Who wins the Yuumi vs Sion matchup?

Yuumi wins the matchup against Sion with a 62.5% win rate in League of Legends patch 26.3. The 25.0 percentage point advantage means Yuumi is significantly favored in this lane matchup based on 8 games analyzed.

What is the best Yuumi build against Sion?

The best Yuumi build against Sion includes Ardent Censer, Mikael's Blessing, Bandlepipes. Check the matchup breakdown above for the full item path and build order.

What are the best Yuumi runes against Sion?

The best Yuumi runes against Sion use the Sorcery primary tree with Resolve secondary. This rune setup achieves a 100.0% win rate in the Yuumi vs Sion matchup. See the full rune breakdown in the matchup comparison above.

Does Yuumi counter Sion?

Yes, Yuumi has a favorable matchup against Sion with a 62.5% win rate. Yuumi strongly counters Sion in lane based on current patch 26.3 data.

How do I play Yuumi against Sion?

When playing Yuumi against Sion, leverage your statistical advantages by trading aggressively during favorable windows. You have early game priority — look for kills and zone control before first recall. Build the recommended items and runes for this specific matchup for the best results.