Jax can Leap Strike to friendly units, including wards. You can use them to plan your escape.
Jax benefits greatly from items that have both Ability Power and Attack Damage such as Guinsoo's Rageblade and Hextech Gunblade.
Minion waves greatly enhance Irelia's mobility, beware fighting her inside one.
Beware of wasting your high impact spells on Defiant Dance.
Pay attention to Ionian Fervor stacks and try to engage Irelia when it is down.
The stats provided here clarify some vital Jax versus Irelia counter stats that may help us interpret the differences between this set of champions. Jax’s KDA ratio ([kills + assists] / deaths) of NaN is more than Irelia’s ratio of NaN, indicating that Jax may be more central to his team's team fighting capacity than Irelia..
Jax normally has a similar longest killing spree as his foe does. Typically, he receives a similar amount of damage to Irelia. This commonly reflects different amounts of tankyness; however, it can also indicate that the one champion has less agility and thus is unable to kite away from further damage when engaged or poked.
Both LoL champions are great champions. Both champs have their pros and cons. In the game's current meta, Jax usually wins when trying to fight Irelia, with a 53.2% win rate. As a result, Jax makes a great counter for Irelia.
While Jax does have a higher winrate compared to Irelia, when facing one another, Jax also has a greater learning curve that makes him a more time consuming champion to learn. You don't need to be too worried when picking Jax into Irelia.
Furthermore, Jax has some amount of CC and other utility, a similar amount to Irelia. This often makes her just as valuable during team fights, especially when trying to counter champions with a lot of burst damage.
While there isn't a single best champion in League of Legends, in Jax vs Irelia matchups, Jax is the better champion with a noticably higher win rate, similar champion depth, and a similar amount of utility to help out your allies during team fights.
Jax is a great counter for Irelia. You will do well by focussing your strategy on maximizing your CS and destroying objectives. If you do that, you should do very well as Jax against Irelia.
If you would like to learn all of the intricacies of Jax to counter Irelia during both the laning and mid / late game phases of League of Legends, you should continue reading to pick up a few extra tricks and insights into this matchup. If you pay attention to the build and suggestions shown here, you will grow your win rate by a lot and be closer to League of Legends pro players.
Jax often accumulates a similar amount of CS relative to Irelia. Champions who on average don't acquire many minion kills often don't need much CS to be effective, such as sup champs. These kinds of champions are capable of scaling properly off of their skills, stats, and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, typically need several high cost items to be effective. In either situation, try to surpass the numbers displayed on this page to do well.
The best items to have in your Jax versus Irelia build include Divine Sunderer, Frozen Heart, and Hullbreaker. When Jax combined at least these three pieces in his build, he performed significantly better countering Irelia than with many other commonly used counter builds. In fact, Jax boasted an average win rate of 53.2% battling Irelia with this counter build.
To have the best likelihood of coming out on top against Irelia as Jax, you should take the Lethal Tempo, Triumph, Legend: Alacrity, Last Stand, Bone Plating, and Unflinching runes from the Precision and Resolve rune sets. Out of all the rune combinations players picked for Jax vs Irelia counter picks, this order of runes yielded the greatest win rate. In fact, these runes averaged a 53.2% winrate overall.
By default, tips, stats, and builds on how to beat Irelia as Jax are given for every ranked division. If you want to narrow the statistics and builds to a particular rank, you can use the selection menu at the top of this page.