Kayn - League of Legends Champion
Win Rate
50.7%
Pick Rate
3.9%

Kaynvs Zac

AFighterAssassin
Patch26.3
Matches785,220
LaneAll Lanes
TierAll Tiers
Last UpdatedFeb 26, 2026
MethodologyData Methodology

Kayn vs Zac is a decisive matchup in LoL patch 26.3. Zac wins with a 57.7% win rate (+15.3%) over Kayn based on 111 games. Zac holds the advantage in both the early and late game. Below you'll find the best Kayn build, runes, laning stats, and strategies for the Kayn vs Zac matchup.

Kayn Matchup Breakdown

Use the dropdown to select an opponent and see a detailed breakdown of how Kayn 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 - 42.3% win rateZac(42.3%)
Kayn - 42.3% win rate in this matchup
Kayn
42.3% WR
VS
Zac vs Kayn matchup - 57.7% win rate
Zac
57.7% WR

Who Wins the Kayn vs Zac Matchup?

Zac wins the Kayn vs Zac matchup
Winner
Zac
Matches: 111
42.3%
Win Rate
57.7%
1.1
CS / min
1.0
835
DMG / min
629
12,807
Gold / game
11,562
583
Heal / min
1,689
960
DMG Mitigated / min
1,605
0.8
CC / min
1.4
41.4%
Early Game WR
58.6%
43.4%
Late Game WR
56.6%

Kayn vs Zac Matchup Summary

The Kayn vs Zac matchup is a decisive matchup in League of Legends ranked play. Based on 111 recent matches analyzed, Zac wins with a 57.7% win rate compared to Kayn's 42.3%, giving Zac a 15.3 percentage point advantage. Zac dominates at every stage — from early laning through late game team fights. This consistent advantage makes it difficult for Kayn players to find favorable windows, so team-dependent strategies and avoiding solo confrontations are essential. The most significant statistical gap is in sustain, where Zac leads by 1,751 HP/min — a difference that heavily influences the outcome of trades and skirmishes. Zac has a strong advantage in this matchup. Kayn players should play defensively, prioritize safe farming under tower, and look for opportunities created by jungle pressure or Zac overextending. Avoid prolonged trades and wait for team fights where positioning and coordination matter more. Understanding these matchup dynamics is essential for champion select decisions and in-game strategy when facing this lane opponent.

Kayn vs Zac Laning Phase Breakdown

Kayn wins the laning phase against Zac in League of Legends

Kayn is favored during the laning phase against Zac, winning 3 out of 5 key stat categories. Kayn holds advantages in farming, damage and gold income, making them the stronger laner in this matchup.

Farming
1.1Kayn
1.0Zac
Kayn and Zac farm at nearly identical rates in this matchup, with only a 0.2 CS/min difference. Neither champion holds a meaningful farming advantage, so lane dominance will come from trading and jungle interaction rather than CS leads.
Damage
835Kayn
629Zac
Kayn heavily out-damages Zac by 206 DMG/min, dominating both short trades and all-in fights. Zac should avoid extended combat and instead focus on burst trade patterns — short engages followed by immediate disengagement — to avoid letting Kayn's sustained damage advantage take over.
Economy
12,807Kayn
11,562Zac
Kayn generates a commanding 1,245 more gold per game than Zac. This substantial economic advantage means Kayn 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
0.8Kayn
1.4Zac
Zac provides 0.6 seconds more crowd control per minute than Kayn, 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
1,543Kayn
3,294Zac
Zac vastly out-sustains Kayn, healing and mitigating 1,751 more damage per minute. This massive durability gap means Zac can absorb significant punishment and remain in lane while Kayn is forced to recall. Building grievous wounds early is essential for Kayn, and focusing on burst trade patterns rather than sustained fights is critical.

Best Kayn Build Against Zac

Mercury's Treads is the optimal boots choice against Zac, providing the mobility and stats Kayn needs most in this matchup. The top-performing core items for Kayn against Zac are Eclipse, Spear of Shojin and Black Cleaver. This combination gives Kayn an effective balance of damage, survivability, and utility for the matchup. This build performs exceptionally well, achieving a 57.1% win rate across 7 games — well above average and making it the top item path against Zac. Adjustments may be needed based on team compositions and game state, but this build provides the strongest foundation for the Kayn vs Zac matchup.

Early Game vs Late Game

Early Game
Zac
58.6%
+17.2% advantage
Kayn early game win rateKayn41.4%
Zac early game win rateZac58.6%
Late Game
Zac
56.6%
+13.2% advantage
Kayn late game win rateKayn43.4%
Zac late game win rateZac56.6%

Zac dominates the early game (first 15 minutes) with a commanding 58.6% win rate — a 17.2 percentage point lead over Kayn. This lopsided early game means Zac 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 56.6% win rate — 13.2 points above Kayn. Extended games heavily favor Zac, whose kit and scaling make them a dominant force in team fights and objective control.

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

Best Kayn Runes Against Zac

Precision rune tree - Kayn primary runes vs ZacPrecision
Conqueror - best Kayn rune vs ZacTriumph - best Kayn rune vs ZacLegend: Haste - best Kayn rune vs ZacLast Stand - best Kayn rune vs Zac
Inspiration rune tree - Kayn secondary runes vs ZacInspiration
Cosmic Insight - best Kayn rune vs ZacMagical Footwear - best Kayn rune vs Zac
57.1% WR

The Precision and Inspiration rune setup gives Kayn the best tools to compete against Zac in this difficult matchup, compensating for the statistical disadvantages with optimal rune synergies.


Kayn matchup data for League of Legends patch 26.3. The table below shows Kayn'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 Kayn build, runes, laning stats, and early vs late game analysis for that specific matchup.

Kayn 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
49.34%4561.174413,11352.1%47.4%
48.13%2681.177013,10247.9%48.3%
45.90%2441.179013,00741.9%48.9%
57.34%2181.380513,40257.3%57.4%
46.01%2131.270012,06441.9%50.0%
51.26%1991.073113,13750.6%51.8%
47.42%1941.072713,26544.4%49.2%
50.90%1671.177013,54546.4%54.1%
48.23%1411.81,02812,82646.8%49.4%
51.08%1391.279313,58552.8%50.0%
59.56%1361.176513,57961.7%57.9%
52.59%1351.677312,38556.2%48.4%
51.11%1351.180312,97049.3%53.0%
43.20%1261.180813,66442.5%43.6%
50.40%1251.173012,79141.7%58.5%
45.90%1221.175213,31845.5%46.3%
47.90%1191.173612,27446.4%50.0%
42.34%1111.183512,80741.4%43.4%
52.25%1111.378613,54450.0%53.9%
42.20%1091.177012,93728.6%53.3%
54.63%1081.177912,86656.3%53.3%
56.19%1051.278313,64965.2%49.1%
55.32%941.182813,57854.0%56.1%
50.00%921.177413,40944.7%53.7%
44.44%901.379012,61544.4%44.4%
50.00%881.378612,99542.1%56.0%
53.09%811.075712,60959.5%47.7%
48.05%771.175812,41748.5%47.7%
45.95%741.682814,33044.0%46.9%
50.77%651.173314,05652.2%50.0%
53.97%631.275212,40363.3%45.5%
50.79%631.372513,31350.0%51.2%
58.06%621.077712,67650.0%65.6%
60.66%611.073813,23857.1%63.6%
53.45%581.270212,77955.6%51.6%
48.15%541.280912,78350.0%46.9%
60.38%531.168913,36779.2%44.8%
39.22%511.378513,40045.5%34.5%
49.02%511.277113,53952.4%46.7%
40.00%501.988214,07033.3%42.9%
50.00%482.174313,26237.5%56.3%
47.83%461.281412,75545.5%50.0%
47.73%441.792313,52750.0%46.7%
43.90%411.175712,70331.8%57.9%
56.76%381.062612,04653.3%59.1%
56.76%370.974713,48560.0%54.5%
57.14%351.079014,49069.2%50.0%
50.00%321.274714,44958.3%45.0%
34.38%321.560911,62720.0%47.1%
53.13%322.089914,35554.5%52.4%
61.29%312.378212,90062.5%60.0%
54.84%313.01,02812,99353.9%55.6%
37.93%292.685514,62737.5%38.1%
62.07%291.183513,99446.1%75.0%
64.29%281.980212,41457.1%71.4%
47.83%231.177913,31840.0%53.9%
54.55%221.470013,95666.7%50.0%
78.95%192.474514,05766.7%84.6%
77.78%181.371513,07771.4%81.8%
38.89%184.188113,29925.0%50.0%
58.82%174.487510,70762.5%55.6%
47.06%175.078313,13471.4%30.0%
50.00%161.890715,17650.0%50.0%
75.00%161.173814,15583.3%70.0%
53.33%151.078313,99975.0%28.6%
53.85%131.170713,924100.0%40.0%
41.67%124.894814,48350.0%37.5%
58.33%121.671413,17350.0%60.0%
66.67%121.665611,98757.1%80.0%
36.36%110.964111,58950.0%0.0%
45.45%111.788613,92125.0%57.1%
66.67%93.067011,98766.7%66.7%
44.44%95.469711,41220.0%75.0%
62.50%86.31,20711,57450.0%66.7%
50.00%87.280813,88750.0%50.0%
28.57%75.867110,80325.0%33.3%
100.00%62.568515,491100.0%100.0%
66.67%60.857910,77766.7%66.7%
50.00%61.970715,5580.0%50.0%
60.00%50.983516,3040.0%75.0%
80.00%51.355110,744100.0%50.0%
60.00%53.780812,705100.0%50.0%
20.00%56.073510,4070.0%33.3%
60.00%56.293913,501100.0%50.0%
40.00%56.671310,8390.0%66.7%
40.00%55.083711,80350.0%33.3%
60.00%51.081513,11350.0%100.0%
100.00%53.178516,126100.0%100.0%
80.00%56.91,06115,9680.0%80.0%
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Kayn vs Zac - Frequently Asked Questions

How does Kayn do against Zac in League of Legends?

Zac wins the Kayn vs Zac matchup with a 57.7% win rate compared to Kayn's 42.3%, a 15.3 percentage point difference. This data is based on 111 recent ranked games in patch 26.3.

How does Kayn do against Zac in the early game?

In the early game, Zac has the advantage against Kayn with a 58.6% win rate versus 41.4%. Zac players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.

How does Kayn do against Zac in the late game?

In the late game, Zac takes over the Kayn vs Zac matchup with a 56.6% win rate compared to 43.4%. Zac scales better into team fights and objective contests after 25 minutes.

Who wins the Kayn vs Zac matchup?

Zac wins the matchup against Kayn with a 57.7% win rate in League of Legends patch 26.3. The 15.3 percentage point advantage means Zac is significantly favored in this lane matchup based on 111 games analyzed.

What is the best Kayn build against Zac?

The best Kayn build against Zac includes Eclipse, Spear of Shojin, Black Cleaver with Mercury's Treads. This build achieves a 57.1% win rate in the matchup. Check the matchup breakdown above for the full item path and build order.

What are the best Kayn runes against Zac?

The best Kayn runes against Zac use the Precision primary tree with Inspiration secondary. This rune setup achieves a 57.1% win rate in the Kayn vs Zac matchup. See the full rune breakdown in the matchup comparison above.

Does Kayn counter Zac?

No, Kayn struggles against Zac with only a 42.3% win rate. Zac has the advantage in this matchup. Kayn players should focus on safe farming and avoiding extended trades to minimize Zac's lead.

How do I play Kayn against Zac?

When playing Kayn against Zac, play cautiously and avoid Zac's power spikes. Look for jungle assistance and team-dependent plays since Zac has the statistical advantage at most stages. Use the matchup-specific build and runes above to optimize your chances.