Zac - League of Legends Champion
Win Rate
49.8%
Pick Rate
1.4%

Zacvs Sion

CTankFighter
Patch26.12
Matches328,930
LaneAll Lanes
TierAll Tiers
Last UpdatedJun 24, 2026
MethodologyData Methodology

Zac vs Sion is a very close matchup in LoL patch 26.12. Zac wins with a 50.0% win rate (+0.0%) over Sion based on 6 games. Sion wins the early laning phase while Zac scales better into the late game. Below you'll find the best Zac build, runes, laning stats, and strategies for the Zac vs Sion matchup.

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Zac Matchup Breakdown

Use the dropdown to select an opponent and see a detailed breakdown of how Zac 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
Zac - 50.0% win rate in this matchup
Zac
50.0% WR
VS
Sion vs Zac matchup - 50.0% win rate
Sion
50.0% WR

Who Wins the Zac vs Sion Matchup?

Zac wins the Zac vs Sion matchup
Winner
Zac
Matches: 6
50.0%
Win Rate
50.0%
5.7
CS / min
6.6
1,118
DMG / min
1,051
11,409
Gold / game
12,306
2,031
Heal / min
378
1,865
DMG Mitigated / min
3,189
2.3
CC / min
1.7
33.3%
Early Game WR
66.7%
66.7%
Late Game WR
33.3%

Zac vs Sion Matchup Summary

The Zac vs Sion matchup is essentially a coin-flip matchup in League of Legends ranked play. Based on 6 recent matches analyzed, Zac wins with a 50.0% win rate compared to Sion's 50.0%, giving Zac a 0.0 percentage point advantage. Game phase dynamics play a critical role here: Sion controls the early laning stage, but Zac outscales as the game goes longer. The matchup shifts dramatically depending on game length — Sion needs to press advantages before Zac reaches their power spikes, while Zac should focus on safe farming and hitting key item breakpoints. The most significant statistical gap is in crowd control, where Zac leads by 0.6s CC/min — a difference that heavily influences the outcome of trades and skirmishes. Zac 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.

Zac vs Sion Laning Phase Breakdown

Zac wins the laning phase against Sion in League of Legends

Zac is favored during the laning phase against Sion, winning 3 out of 5 key stat categories. Zac holds advantages in damage, crowd control and sustain, making them the stronger laner in this matchup.

Farming
5.7Zac
6.6Sion
Sion significantly out-farms Zac by 0.8 CS per minute, accumulating an estimated 12 CS lead by mid game. This substantial farming gap gives Sion a major gold advantage and earlier item completions. Zac players should prioritize wave management techniques like freezing near tower and using abilities efficiently to minimize the deficit.
Damage
1,118Zac
1,051Sion
Zac deals 67 more champion damage per minute than Sion. While noticeable in extended trades, this gap can be offset by Sion choosing favorable fight windows, such as engaging when Zac's key abilities are on cooldown or trading immediately after dodging a skillshot.
Economy
11,409Zac
12,306Sion
Sion generates a commanding 896 more gold per game than Zac. This substantial economic advantage means Sion consistently reaches key item breakpoints earlier, creating a compounding lead that grows throughout the game. Zac should focus on cost-effective item choices and avoid unnecessary deaths to prevent falling further behind.
Utility
2.3Zac
1.7Sion
Zac provides 0.6 seconds more crowd control per minute than Sion, offering better gank setup potential and slightly more team fight utility. This CC advantage helps Zac coordinate with their jungler and control the pace of skirmishes.
Sustain
3,896Zac
3,568Sion
Zac vastly out-sustains Sion, healing and mitigating 329 more damage per minute. This massive durability gap means Zac can absorb significant punishment and remain in lane while Sion is forced to recall. Building grievous wounds early is essential for Sion, and focusing on burst trade patterns rather than sustained fights is critical.

Best Zac Build Against Sion

Plated Steelcaps is the optimal boots choice against Sion, providing the mobility and stats Zac needs most in this matchup. The top-performing core items for Zac against Sion are Liandry's Torment, Sunfire Aegis and Spirit Visage. This combination gives Zac an effective balance of damage, survivability, and utility for the matchup. This build achieves a solid 50.0% win rate across 2 games, proving it to be a reliable item path when facing Sion. Adjustments may be needed based on team compositions and game state, but this build provides the strongest foundation for the Zac vs Sion matchup.

Early Game vs Late Game

Early Game
Sion
66.7%
+33.3% advantage
Zac early game win rateZac33.3%
Sion early game win rateSion66.7%
Late Game
Zac
66.7%
+33.3% advantage
Zac late game win rateZac66.7%
Sion late game win rateSion33.3%

Sion dominates the early game (first 15 minutes) with a commanding 66.7% win rate — a 33.3 percentage point lead over Zac. This lopsided early game means Sion can dictate the pace of the lane from level 1, controlling trades, wave state, and river priority.

Zac is far superior in the late game (25+ minutes), boasting a 66.7% win rate — 33.3 points above Sion. Extended games heavily favor Zac, 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 Zac reaches their scaling breakpoints. If Zac 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 Zac Runes Against Sion

Resolve rune tree - Zac primary runes vs SionResolve
Grasp of the Undying - best Zac rune vs SionDemolish - best Zac rune vs SionSecond Wind - best Zac rune vs SionRevitalize - best Zac rune vs Sion
Precision rune tree - Zac secondary runes vs SionPrecision
Last Stand - best Zac rune vs SionLegend: Haste - best Zac rune vs Sion
100.0% WR

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


Zac matchup data for League of Legends patch 26.12. The table below shows Zac'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 Zac build, runes, laning stats, and early vs late game analysis for that specific matchup.

Zac matchup win rates and stats in League of Legends patch 26.12
Opponent
Win Rate
Matches
CS/min
DMG/min
Gold/game
Early WR
Late WR
48.57%351.059112,40666.7%39.1%
35.29%341.147610,12420.0%57.1%
63.64%330.951612,25558.3%66.7%
48.28%290.953411,66336.4%55.6%
46.15%260.955711,60963.6%33.3%
44.00%251.172012,06453.9%33.3%
32.00%251.157611,24612.5%41.2%
52.17%231.062013,34155.6%50.0%
31.82%220.954111,60560.0%8.3%
33.33%211.055510,67145.5%20.0%
60.00%201.166011,02745.5%77.8%
63.16%191.460612,982100.0%50.0%
52.63%191.255912,20166.7%46.1%
33.33%181.055111,72637.5%30.0%
43.75%161.666712,35716.7%60.0%
43.75%161.05119,62636.4%60.0%
42.86%141.962612,22660.0%33.3%
35.71%141.954710,80942.9%28.6%
57.14%141.157712,12566.7%50.0%
53.85%130.858311,62842.9%66.7%
61.54%131.581614,21050.0%66.7%
23.08%131.353911,1710.0%37.5%
41.67%121.156412,32566.7%33.3%
25.00%122.770912,55725.0%25.0%
54.55%111.55389,01383.3%20.0%
50.00%104.680913,1140.0%62.5%
50.00%102.450611,07040.0%60.0%
60.00%101.169912,92175.0%50.0%
70.00%101.364112,71060.0%80.0%
66.67%92.975912,48366.7%66.7%
55.56%93.373411,48150.0%60.0%
55.56%91.45529,62066.7%50.0%
62.50%82.21,05013,84066.7%60.0%
50.00%80.862912,00466.7%40.0%
62.50%81.765510,495100.0%25.0%
62.50%81.266514,868100.0%50.0%
75.00%83.684913,228100.0%71.4%
37.50%84.769810,94333.3%50.0%
37.50%82.268110,86250.0%25.0%
28.57%71.158412,09150.0%0.0%
42.86%71.149710,725100.0%20.0%
14.29%71.64457,09616.7%0.0%
71.43%71.062713,04566.7%75.0%
83.33%63.596910,70066.7%100.0%
83.33%62.771012,17880.0%100.0%
0.00%60.847910,7570.0%0.0%
50.00%65.71,11811,40933.3%66.7%
33.33%61.347810,98533.3%33.3%
33.33%65.784410,44933.3%33.3%
33.33%61.54719,10350.0%0.0%
0.00%63.950110,4240.0%0.0%
83.33%61.349410,95866.7%100.0%
50.00%61.552510,07375.0%0.0%
80.00%52.868711,593100.0%50.0%
40.00%52.14519,5830.0%66.7%
40.00%54.174910,8950.0%66.7%
100.00%50.964212,595100.0%100.0%
40.00%52.567010,70733.3%50.0%
80.00%51.266913,29450.0%100.0%
20.00%52.061210,23750.0%0.0%
60.00%51.15239,30566.7%50.0%
40.00%54.26979,56250.0%33.3%
80.00%51.845811,88150.0%100.0%
25.00%40.83539,82325.0%0.0%

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Zac vs Sion - Frequently Asked Questions

How does Zac do against Sion in League of Legends?

Zac wins the Zac vs Sion matchup with a 50.0% win rate compared to Sion's 50.0%, a 0.0 percentage point difference. This data is based on 6 recent ranked games in patch 26.12.

How does Zac do against Sion in the early game?

In the early game, Sion has the advantage against Zac with a 66.7% win rate versus 33.3%. Sion players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.

How does Zac do against Sion in the late game?

In the late game, Zac takes over the Zac vs Sion matchup with a 66.7% win rate compared to 33.3%. Zac scales better into team fights and objective contests after 25 minutes.

Who wins the Zac vs Sion matchup?

Zac wins the matchup against Sion with a 50.0% win rate in League of Legends patch 26.12. The 0.0 percentage point advantage means Zac is slightly favored in this lane matchup based on 6 games analyzed.

What is the best Zac build against Sion?

The best Zac build against Sion includes Liandry's Torment, Sunfire Aegis, Spirit Visage with Plated Steelcaps. This build achieves a 50.0% win rate in the matchup. Check the matchup breakdown above for the full item path and build order.

What are the best Zac runes against Sion?

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

Does Zac counter Sion?

Yes, Zac has a favorable matchup against Sion with a 50.0% win rate. Zac slightly edges out Sion in lane based on current patch 26.12 data.

How do I play Zac against Sion?

When playing Zac 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.