Ornn - League of Legends Champion
Win Rate
51.2%
Pick Rate
2.0%

Ornnvs Sion

ATank
Patch26.11
Matches776,441
LaneAll Lanes
TierAll Tiers
Last UpdatedJun 4, 2026
MethodologyData Methodology

Ornn vs Sion is a very close matchup in LoL patch 26.11. Ornn wins with a 50.7% win rate (+1.4%) over Sion based on 73 games. Sion wins the early laning phase while Ornn scales better into the late game. Below you'll find the best Ornn build, runes, laning stats, and strategies for the Ornn vs Sion matchup.

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Ornn Matchup Breakdown

Use the dropdown to select an opponent and see a detailed breakdown of how Ornn 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
Ornn - 50.7% win rate in this matchup
Ornn
50.7% WR
VS
Sion vs Ornn matchup - 49.3% win rate
Sion
49.3% WR

Who Wins the Ornn vs Sion Matchup?

Ornn wins the Ornn vs Sion matchup
Winner
Ornn
Matches: 73
50.7%
Win Rate
49.3%
6.0
CS / min
6.9
875
DMG / min
920
10,435
Gold / game
12,067
258
Heal / min
372
1,926
DMG Mitigated / min
2,865
1.9
CC / min
1.8
42.3%
Early Game WR
57.7%
55.3%
Late Game WR
44.7%

Ornn vs Sion Matchup Summary

The Ornn vs Sion matchup is a very close matchup in League of Legends ranked play. Based on 73 recent matches analyzed, Ornn wins with a 50.7% win rate compared to Sion's 49.3%, giving Ornn a 1.4 percentage point advantage. Game phase dynamics play a critical role here: Sion controls the early laning stage, but Ornn outscales as the game goes longer. The matchup shifts dramatically depending on game length — Sion needs to press advantages before Ornn reaches their power spikes, while Ornn should focus on safe farming and hitting key item breakpoints. The most significant statistical gap is in sustain, where Sion leads by 1,053 HP/min — a difference that heavily influences the outcome of trades and skirmishes. Ornn has a statistical edge, but the margin is close enough that respecting Sion's strengths is important. Trade when cooldowns are favorable, track the enemy jungler, and build toward your strongest item spikes to convert the slight advantage into a decisive lead. Understanding these matchup dynamics is essential for champion select decisions and in-game strategy when facing this lane opponent.

Ornn vs Sion Laning Phase Breakdown

Sion wins the laning phase against Ornn in League of Legends

Sion is favored during the laning phase against Ornn, winning 4 out of 5 key stat categories. Sion holds advantages in farming, damage, gold income and sustain, making them the stronger laner in this matchup.

Farming
6.0Ornn
6.9Sion
Sion significantly out-farms Ornn by 0.9 CS per minute, accumulating an estimated 14 CS lead by mid game. This substantial farming gap gives Sion a major gold advantage and earlier item completions. Ornn players should prioritize wave management techniques like freezing near tower and using abilities efficiently to minimize the deficit.
Damage
875Ornn
920Sion
Sion deals 44 more champion damage per minute than Ornn. While noticeable in extended trades, this gap can be offset by Ornn choosing favorable fight windows, such as engaging when Sion's key abilities are on cooldown or trading immediately after dodging a skillshot.
Economy
10,435Ornn
12,067Sion
Sion generates a commanding 1,633 more gold per game than Ornn. This substantial economic advantage means Sion consistently reaches key item breakpoints earlier, creating a compounding lead that grows throughout the game. Ornn should focus on cost-effective item choices and avoid unnecessary deaths to prevent falling further behind.
Utility
1.9Ornn
1.8Sion
Both Ornn and Sion provide similar amounts of crowd control (0.0s/min difference), meaning neither has a significant advantage in locking down opponents for ganks or team fights. Lane ganks are equally effective for both sides.
Sustain
2,184Ornn
3,237Sion
Sion vastly out-sustains Ornn, healing and mitigating 1,053 more damage per minute. This massive durability gap means Sion can absorb significant punishment and remain in lane while Ornn is forced to recall. Building grievous wounds early is essential for Ornn, and focusing on burst trade patterns rather than sustained fights is critical.

Best Ornn Build Against Sion

Mercury's Treads is the optimal boots choice against Sion, providing the mobility and stats Ornn needs most in this matchup. The top-performing core items for Ornn against Sion are Jak'Sho, The Protean, Thornmail and Sunfire Aegis. This combination gives Ornn an effective balance of damage, survivability, and utility for the matchup. This build performs exceptionally well, achieving a 100.0% win rate across 4 games — well above average and making it the top item path against Sion. Adjustments may be needed based on team compositions and game state, but this build provides the strongest foundation for the Ornn vs Sion matchup.

Early Game vs Late Game

Early Game
Sion
57.7%
+15.4% advantage
Ornn early game win rateOrnn42.3%
Sion early game win rateSion57.7%
Late Game
Ornn
55.3%
+10.6% advantage
Ornn late game win rateOrnn55.3%
Sion late game win rateSion44.7%

Sion dominates the early game (first 15 minutes) with a commanding 57.7% win rate — a 15.4 percentage point lead over Ornn. This lopsided early game means Sion can dictate the pace of the lane from level 1, controlling trades, wave state, and river priority.

Ornn is far superior in the late game (25+ minutes), boasting a 55.3% win rate — 10.6 points above Sion. Extended games heavily favor Ornn, whose kit and scaling make them a dominant force in team fights and objective control.

This matchup features a dramatic power shift: Sion must aggressively press their early advantage and close out the game before Ornn reaches their scaling breakpoints. If Ornn survives the laning phase without falling too far behind, the matchup flips in their favor. Dragon and Rift Herald control are pivotal — the team that secures early objectives can snowball or buy time to scale.

Best Ornn Runes Against Sion

Resolve rune tree - Ornn primary runes vs SionResolve
Grasp of the Undying - best Ornn rune vs SionDemolish - best Ornn rune vs SionBone Plating - best Ornn rune vs SionOvergrowth - best Ornn rune vs Sion
Inspiration rune tree - Ornn secondary runes vs SionInspiration
Biscuit Delivery - best Ornn rune vs SionMagical Footwear - best Ornn rune vs Sion
44.4% WR

The Resolve primary with Inspiration secondary combination helps Ornn maximize their potential in this closely contested matchup, providing the right mix of offensive and defensive tools to edge out Sion.


Ornn matchup data for League of Legends patch 26.11. The table below shows Ornn'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 Ornn build, runes, laning stats, and early vs late game analysis for that specific matchup.

Ornn matchup win rates and stats in League of Legends patch 26.11
Opponent
Win Rate
Matches
CS/min
DMG/min
Gold/game
Early WR
Late WR
54.23%1426.368610,95950.9%56.3%
58.02%1316.061011,32148.8%62.5%
46.92%1305.768910,13140.3%52.9%
43.27%1045.870110,89235.9%47.7%
57.29%965.985110,77453.7%60.0%
52.13%946.273210,94658.5%47.2%
48.91%925.968710,11842.9%52.6%
56.47%855.968810,50843.2%66.7%
50.63%795.964610,61444.7%56.1%
51.95%776.31,01210,58348.5%54.5%
50.68%736.087510,43542.3%55.3%
63.08%656.390010,93344.4%76.3%
57.14%635.57269,33848.3%64.7%
49.21%636.285910,53152.0%47.4%
50.82%615.873710,91557.9%47.6%
50.00%606.666910,59850.0%50.0%
58.33%606.476811,32838.1%69.2%
46.43%566.25699,43347.4%44.4%
48.15%545.67019,88338.5%57.1%
51.85%545.97219,67646.4%57.7%
54.72%535.566710,40437.5%69.0%
61.54%525.971710,37452.9%65.7%
54.90%515.657110,76459.1%51.7%
45.10%516.36299,96153.9%36.0%
60.00%505.865211,42250.0%63.9%
44.90%496.077210,48430.0%55.2%
48.98%495.571110,03926.3%63.3%
37.50%486.268910,51538.1%37.0%
62.50%486.165111,03465.0%60.7%
59.57%476.065611,12262.5%56.5%
44.44%455.18949,83840.0%48.0%
43.18%446.163910,35143.5%42.9%
53.49%435.766010,57350.0%56.0%
52.38%426.262510,63935.3%64.0%
46.34%415.766910,37933.3%53.9%
46.34%415.755810,17244.4%47.8%
44.12%346.06939,18536.4%58.3%
64.52%316.176111,50255.6%68.2%
50.00%306.059410,38650.0%50.0%
51.85%275.66319,51938.5%64.3%
55.56%275.857510,22553.3%58.3%
44.44%275.26949,81450.0%38.5%
55.56%276.477012,15750.0%57.9%
54.55%225.97789,88246.7%71.4%
33.33%215.56389,85228.6%35.7%
57.89%196.174310,95066.7%53.9%
52.63%195.965510,78555.6%50.0%
35.29%175.474112,25750.0%30.8%
46.67%155.977510,79537.5%57.1%
53.85%135.978110,30940.0%62.5%
69.23%136.370110,88957.1%83.3%
58.33%126.15948,95671.4%40.0%
33.33%124.569710,91820.0%42.9%
72.73%114.17569,80450.0%85.7%
72.73%116.263611,78175.0%71.4%
72.73%114.565511,22680.0%66.7%
72.73%116.847510,31162.5%100.0%
72.73%115.768110,28550.0%77.8%
50.00%106.051910,23025.0%66.7%
44.44%96.972210,91740.0%50.0%
44.44%94.057711,703100.0%37.5%
66.67%94.273012,6820.0%75.0%
50.00%85.867012,990100.0%33.3%
57.14%75.893311,67666.7%50.0%
14.29%72.062010,8810.0%25.0%
57.14%73.365310,13133.3%75.0%
85.71%75.859010,325100.0%75.0%
28.57%76.47169,42820.0%50.0%
57.14%73.362010,2200.0%66.7%
66.67%61.861511,7220.0%80.0%
83.33%66.662411,58266.7%100.0%
33.33%65.56048,35050.0%0.0%
50.00%65.855810,96350.0%50.0%
66.67%62.351011,221100.0%50.0%
50.00%63.464911,483100.0%40.0%
66.67%63.96329,27875.0%50.0%
33.33%63.869113,4070.0%40.0%
33.33%65.672812,06250.0%25.0%
60.00%54.667812,3120.0%60.0%
40.00%57.14839,82933.3%50.0%
60.00%54.051310,831100.0%33.3%
20.00%52.85418,5660.0%33.3%
40.00%55.07789,59733.3%50.0%
20.00%52.04458,4560.0%33.3%
60.00%54.470811,235100.0%50.0%
40.00%56.57538,55225.0%100.0%
20.00%52.55389,4500.0%33.3%
20.00%53.95858,98633.3%0.0%
80.00%57.75809,31166.7%100.0%
80.00%55.34489,72866.7%100.0%

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Ornn vs Sion - Frequently Asked Questions

How does Ornn do against Sion in League of Legends?

Ornn wins the Ornn vs Sion matchup with a 50.7% win rate compared to Sion's 49.3%, a 1.4 percentage point difference. This data is based on 73 recent ranked games in patch 26.11.

How does Ornn do against Sion in the early game?

In the early game, Sion has the advantage against Ornn with a 57.7% win rate versus 42.3%. Sion players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.

How does Ornn do against Sion in the late game?

In the late game, Ornn takes over the Ornn vs Sion matchup with a 55.3% win rate compared to 44.7%. Ornn scales better into team fights and objective contests after 25 minutes.

Who wins the Ornn vs Sion matchup?

Ornn wins the matchup against Sion with a 50.7% win rate in League of Legends patch 26.11. The 1.4 percentage point advantage means Ornn is slightly favored in this lane matchup based on 73 games analyzed.

What is the best Ornn build against Sion?

The best Ornn build against Sion includes Jak'Sho, The Protean, Thornmail, Sunfire Aegis with Mercury's Treads. This build achieves a 100.0% win rate in the matchup. Check the matchup breakdown above for the full item path and build order.

What are the best Ornn runes against Sion?

The best Ornn runes against Sion use the Resolve primary tree with Inspiration secondary. This rune setup achieves a 44.4% win rate in the Ornn vs Sion matchup. See the full rune breakdown in the matchup comparison above.

Does Ornn counter Sion?

Yes, Ornn has a favorable matchup against Sion with a 50.7% win rate. Ornn slightly edges out Sion in lane based on current patch 26.11 data.

How do I play Ornn against Sion?

When playing Ornn against Sion, leverage your statistical advantages by trading aggressively during favorable windows. Play safe early and scale into your power spikes where you outperform Sion. Build the recommended items and runes for this specific matchup for the best results.