Illaoi - League of Legends Champion
Win Rate
50.0%
Pick Rate
2.0%

Illaoivs Jax

BFighterTank
Patch26.7
Matches949,984
LaneAll Lanes
TierAll Tiers
Last UpdatedApr 24, 2026
MethodologyData Methodology

Illaoi vs Jax is a moderate matchup in LoL patch 26.7. Illaoi wins with a 52.3% win rate (+4.5%) over Jax based on 44 games. Jax wins the early laning phase while Illaoi scales better into the late game. Below you'll find the best Illaoi build, runes, laning stats, and strategies for the Illaoi vs Jax matchup.

Illaoi Matchup Breakdown

Use the dropdown to select an opponent and see a detailed breakdown of how Illaoi 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
Jax - 52.3% win rateJax(52.3%)
Illaoi - 52.3% win rate in this matchup
Illaoi
52.3% WR
VS
Jax vs Illaoi matchup - 47.7% win rate
Jax
47.7% WR

Who Wins the Illaoi vs Jax Matchup?

Illaoi wins the Illaoi vs Jax matchup
Winner
Illaoi
Matches: 44
52.3%
Win Rate
47.7%
7.4
CS / min
5.8
1,106
DMG / min
723
13,635
Gold / game
11,459
414
Heal / min
251
1,559
DMG Mitigated / min
1,090
0.3
CC / min
0.7
41.2%
Early Game WR
58.8%
59.3%
Late Game WR
40.7%

Illaoi vs Jax Matchup Summary

The Illaoi vs Jax matchup is a moderate matchup in League of Legends ranked play. Based on 44 recent matches analyzed, Illaoi wins with a 52.3% win rate compared to Jax's 47.7%, giving Illaoi a 4.5 percentage point advantage. Game phase dynamics play a critical role here: Jax controls the early laning stage, but Illaoi outscales as the game goes longer. The matchup shifts dramatically depending on game length — Jax needs to press advantages before Illaoi reaches their power spikes, while Illaoi should focus on safe farming and hitting key item breakpoints. The most significant statistical gap is in crowd control, where Jax leads by 0.4s CC/min — a difference that heavily influences the outcome of trades and skirmishes. Illaoi has a statistical edge, but the margin is close enough that respecting Jax'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.

Illaoi vs Jax Laning Phase Breakdown

Illaoi wins the laning phase against Jax in League of Legends

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

Farming
7.4Illaoi
5.8Jax
Illaoi significantly out-farms Jax by 1.7 CS per minute, accumulating an estimated 25 CS lead by mid game. This substantial farming gap gives Illaoi a major gold advantage and earlier item completions. Jax players should prioritize wave management techniques like freezing near tower and using abilities efficiently to minimize the deficit.
Damage
1,106Illaoi
723Jax
Illaoi heavily out-damages Jax by 383 DMG/min, dominating both short trades and all-in fights. Jax should avoid extended combat and instead focus on burst trade patterns — short engages followed by immediate disengagement — to avoid letting Illaoi's sustained damage advantage take over.
Economy
13,635Illaoi
11,459Jax
Illaoi generates a commanding 2,177 more gold per game than Jax. This substantial economic advantage means Illaoi consistently reaches key item breakpoints earlier, creating a compounding lead that grows throughout the game. Jax should focus on cost-effective item choices and avoid unnecessary deaths to prevent falling further behind.
Utility
0.3Illaoi
0.7Jax
Jax provides 0.4 seconds more crowd control per minute than Illaoi, offering better gank setup potential and slightly more team fight utility. This CC advantage helps Jax coordinate with their jungler and control the pace of skirmishes.
Sustain
1,972Illaoi
1,341Jax
Illaoi vastly out-sustains Jax, healing and mitigating 631 more damage per minute. This massive durability gap means Illaoi can absorb significant punishment and remain in lane while Jax is forced to recall. Building grievous wounds early is essential for Jax, and focusing on burst trade patterns rather than sustained fights is critical.

Best Illaoi Build Against Jax

Mercury's Treads is the optimal boots choice against Jax, providing the mobility and stats Illaoi needs most in this matchup. The top-performing core items for Illaoi against Jax are Iceborn Gauntlet, Black Cleaver and Spirit Visage. This combination gives Illaoi an effective balance of damage, survivability, and utility for the matchup. This build performs exceptionally well, achieving a 75.0% win rate across 4 games — well above average and making it the top item path against Jax. Adjustments may be needed based on team compositions and game state, but this build provides the strongest foundation for the Illaoi vs Jax matchup.

Early Game vs Late Game

Early Game
Jax
58.8%
+17.6% advantage
Illaoi early game win rateIllaoi41.2%
Jax early game win rateJax58.8%
Late Game
Illaoi
59.3%
+18.5% advantage
Illaoi late game win rateIllaoi59.3%
Jax late game win rateJax40.7%

Jax dominates the early game (first 15 minutes) with a commanding 58.8% win rate — a 17.6 percentage point lead over Illaoi. This lopsided early game means Jax can dictate the pace of the lane from level 1, controlling trades, wave state, and river priority.

Illaoi is far superior in the late game (25+ minutes), boasting a 59.3% win rate — 18.5 points above Jax. Extended games heavily favor Illaoi, whose kit and scaling make them a dominant force in team fights and objective control.

This matchup features a dramatic power shift: Jax must aggressively press their early advantage and close out the game before Illaoi reaches their scaling breakpoints. If Illaoi 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 Illaoi Runes Against Jax

Resolve rune tree - Illaoi primary runes vs JaxResolve
Grasp of the Undying - best Illaoi rune vs JaxDemolish - best Illaoi rune vs JaxBone Plating - best Illaoi rune vs JaxOvergrowth - best Illaoi rune vs Jax
Precision rune tree - Illaoi secondary runes vs JaxPrecision
Last Stand - best Illaoi rune vs JaxPresence of Mind - best Illaoi rune vs Jax
53.3% WR

Running Resolve primary with Precision secondary allows Illaoi to press their advantage against Jax, amplifying the strengths that make this a favorable matchup.


Illaoi matchup data for League of Legends patch 26.7. The table below shows Illaoi'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 Illaoi build, runes, laning stats, and early vs late game analysis for that specific matchup.

Illaoi matchup win rates and stats in League of Legends patch 26.7
Opponent
Win Rate
Matches
CS/min
DMG/min
Gold/game
Early WR
Late WR
45.63%1607.11,02812,03649.3%42.5%
46.36%1106.391211,30446.1%46.5%
54.08%986.91,04412,60770.7%42.1%
46.25%806.478312,26151.9%43.4%
50.00%807.51,25912,74560.6%42.5%
42.86%777.01,11313,10937.9%45.8%
42.42%666.893011,48143.8%41.2%
53.85%527.092712,72261.1%50.0%
52.00%507.61,17513,18468.4%41.9%
36.96%467.01,14213,15964.3%25.0%
60.00%457.71,60912,90065.0%56.0%
52.27%447.41,10613,63541.2%59.3%
53.49%437.31,16813,52971.4%36.4%
52.38%427.81,33011,60560.0%45.5%
56.10%417.51,03111,47761.3%40.0%
43.90%417.293412,67869.2%32.1%
60.98%417.21,05412,55763.2%59.1%
65.85%417.21,35412,02073.9%55.6%
57.50%407.71,05412,99058.8%56.5%
40.00%406.71,00412,25535.7%42.3%
58.97%397.31,31112,87760.0%57.9%
44.44%367.195012,79352.6%35.3%
38.89%366.888311,68228.6%45.5%
51.43%356.91,00113,17753.3%50.0%
44.12%346.679911,03642.1%46.7%
70.59%347.51,05712,96875.0%66.7%
61.76%347.51,00112,88884.6%47.6%
53.13%327.01,07012,49458.3%50.0%
50.00%307.31,24414,28977.8%38.1%
58.62%297.01,03213,69666.7%55.0%
59.26%277.397513,40766.7%55.6%
50.00%266.683212,62044.4%52.9%
40.00%257.11,13311,85969.2%8.3%
56.52%236.31,04711,75946.1%70.0%
65.22%237.31,00612,93863.6%66.7%
63.64%227.21,04011,45560.0%66.7%
42.86%216.91,05112,02838.5%50.0%
52.63%197.21,13511,73172.7%25.0%
42.11%196.274211,90157.1%33.3%
55.56%187.11,23311,69370.0%37.5%
52.94%176.61,13713,23971.4%40.0%
40.00%157.082411,62233.3%50.0%
60.00%157.295812,49050.0%66.7%
21.43%146.895112,78425.0%20.0%
58.33%127.198310,90662.5%50.0%
50.00%126.472910,66660.0%42.9%
54.55%118.089910,72766.7%0.0%
70.00%107.091511,96571.4%66.7%
60.00%106.771710,64666.7%50.0%
0.00%97.178411,2400.0%0.0%
37.50%87.192312,70050.0%33.3%
12.50%85.21,07812,1280.0%16.7%
50.00%86.986810,85250.0%50.0%
71.43%77.492912,15780.0%50.0%
85.71%77.41,29411,88466.7%100.0%
57.14%76.11,03612,76350.0%60.0%
85.71%77.01,07712,137100.0%50.0%
57.14%77.51,28312,88850.0%60.0%
66.67%66.91,58114,41050.0%75.0%
33.33%66.598815,195100.0%20.0%
33.33%67.66889,48320.0%100.0%
33.33%66.777011,923100.0%0.0%
50.00%67.892111,20740.0%100.0%
16.67%66.164610,99250.0%0.0%
80.00%56.81,10214,98250.0%100.0%
20.00%55.559810,0540.0%33.3%
60.00%56.01,05710,32675.0%0.0%
40.00%57.41,06513,41450.0%33.3%
40.00%56.161511,609100.0%25.0%
0.00%56.258512,1670.0%0.0%

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Illaoi vs Jax - Frequently Asked Questions

How does Illaoi do against Jax in League of Legends?

Illaoi wins the Illaoi vs Jax matchup with a 52.3% win rate compared to Jax's 47.7%, a 4.5 percentage point difference. This data is based on 44 recent ranked games in patch 26.7.

How does Illaoi do against Jax in the early game?

In the early game, Jax has the advantage against Illaoi with a 58.8% win rate versus 41.2%. Jax players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.

How does Illaoi do against Jax in the late game?

In the late game, Illaoi takes over the Illaoi vs Jax matchup with a 59.3% win rate compared to 40.7%. Illaoi scales better into team fights and objective contests after 25 minutes.

Who wins the Illaoi vs Jax matchup?

Illaoi wins the matchup against Jax with a 52.3% win rate in League of Legends patch 26.7. The 4.5 percentage point advantage means Illaoi is moderately favored in this lane matchup based on 44 games analyzed.

What is the best Illaoi build against Jax?

The best Illaoi build against Jax includes Iceborn Gauntlet, Black Cleaver, Spirit Visage with Mercury's Treads. This build achieves a 75.0% win rate in the matchup. Check the matchup breakdown above for the full item path and build order.

What are the best Illaoi runes against Jax?

The best Illaoi runes against Jax use the Resolve primary tree with Precision secondary. This rune setup achieves a 53.3% win rate in the Illaoi vs Jax matchup. See the full rune breakdown in the matchup comparison above.

Does Illaoi counter Jax?

Yes, Illaoi has a favorable matchup against Jax with a 52.3% win rate. Illaoi has a solid advantage over Jax in lane based on current patch 26.7 data.

How do I play Illaoi against Jax?

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