Zac vs Irelia — Top Lane Matchup Guide

How to win lane as Zac against Irelia · 44.67% win rate (450 Emerald+ games, lolalytics, sampled July 2026) · Matchup data reviewed on patch 26.15

Verdict: Irelia is favoured — Zac wins only 44.67% of 450 games, and Irelia pressures 6 of the 7 stage windows in the plan below. Play it patient and win your windows.

At a glance

Deny her resets — E-knock her engage, sustain.

Track: Irelia's E — Flawless Duet (16–10s cooldown). Her engage CC. E-knock/dodge it.

Do

E-knock her engage
Deny her Q resets
Pick up blobs to sustain

Don't

Get E-stunned
Fight in a big wave
Let her reset off minions

Runes & build vs Irelia

Start: Doran's Shield + Health Potion
First back: Executioner's Calling (≈800g) — cuts her healing
First item: Heartsteel (HP feeds everything)
Then: Spirit Visage / Thornmail
Boots: Plated Steelcaps
Runes: Grasp of the Undying (Resolve): Demolish, Second Wind, Overgrowth · Precision: Triumph, Legend: Haste · Shards: Health Scaling, Adaptive Force, Health

Favour timeline — the windows in Zac's game plan

Read from Zac's seat: which stage windows this plan plays for against Irelia.

Stage	Favoured	Why
Level 1	Irelia	Irelia's Bladesurge resets and stacking attack speed win level 1.
Level 2	Irelia	At 2 your 800-range Q already out-reaches her 600 Bladesurge.
Level 3	Irelia	Level 3 her W cuts physical damage only — your W is magic.
Levels 4-5	Irelia	Levels 4-5 your %HP W ticks straight through Defiant Dance.
Level 6	Irelia	At 6 Vanguard's Edge walls your retreat and Marks you for resets.
First item	Irelia	First item your HP and anti-heal outlast her Bladesurge heals.
Two+ items	Even / skill	Late, your R peel beats her resets once nothing is left Marked.

How to beat Irelia as Zac: the early game

Irelia out-trades you at level 1 on Bladesurge resets, but your Q reaches 800 to her 600 — freeze or farm safely and never leave her low minions to reset on.

Hardest and easiest matchups for Zac in top lane

Pooled Emerald+ win rates from Zac's side, sampled July 2026.

Hardest

Zac vs Cassiopeia — 35.38% win rate
Zac vs Singed — 40.9% win rate
Zac vs Zaahen — 43.23% win rate

Easiest

Zac vs Maokai — 65.75% win rate
Zac vs Mel — 59.83% win rate
Zac vs Sejuani — 59.76% win rate

Read the rest of this matchup

The full Zac vs Irelia report continues with the mid-game plan, the late-game and teamfight plan, every power spike to play around, and the win conditions for both sides — plus cooldown tracking and the live enemy-jungle tracker inside the app.

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Common questions

Who wins Zac vs Irelia in top lane?

Irelia — Zac wins only 44.67% of 450 games, so Zac plays this as the disadvantaged side.

Is Zac vs Irelia a skill matchup?

Not really — Irelia holds a real statistical advantage (55.33% win rate), so Zac is the one working uphill.

Does Zac counter Irelia?

No — Irelia counters Zac (Zac wins only 44.67% of games). Play it as the disadvantaged side and lean on the windows in the plan.

What runes does Zac take vs Irelia?

Zac takes Grasp of the Undying on the Resolve tree with Demolish, Second Wind and Overgrowth, and Precision secondary (Triumph and Legend: Haste) vs Irelia.

What should Zac build vs Irelia?

Start Doran's Shield + Health Potion and back for Executioner's Calling (≈800g) — cuts her healing. Build Heartsteel (HP feeds everything) first, then Spirit Visage / Thornmail, with Plated Steelcaps.

More Zac top lane matchups: vs Gwen · vs Heimerdinger · vs Illaoi · vs Jax · vs Jayce · vs K'Sante