For increased range and damage, try casting Shock Blast through the Acceleration Gate.
If you find yourself taking lots of damage, try using Jayce's Hammer Stance, as it grants you additional defenses.
Be sure to switch stances often. It will enhance your attacks and grant you quick bursts of speed.
Try to engage him in short bursts instead of going toe-to-toe with him. Preventing him from attacking consecutively drastically lowers his damage output.
Jax can dodge all incoming attacks for a very short amount of time and stuns enemies in melee range when it ends. Wait to strike him until after his dodge is finished.
The stat comparisons provided here emphasize several strategic Jayce vs. Jax matchup statistics that may help you distinguish the differences and similarities between the pair. For instance, Jayce’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Jax’s ratio of NaN, demonstrating that Jayce may be more central to his team's team fighting potential than Jax..
Jayce usually has a similar longest kill spree as his matchup does. Commonly, he takes less damage than Jax. This is usually reflective of different amounts of tankyness, yet it can also imply that the one champion has less agility and thus is unable to flee from additional harm when engaged or poked.
Both LoL champions are great. Both have their pros and cons. In the game's current meta, Jayce usually loses when playing against Jax, with a 47.6% win rate. Thus, Jayce makes a bad counter to Jax.
While Jayce does have a lower win rate compared to Jax, when they face off with one another, Jayce also has a greater level of difficulty that makes him a more time consuming character to pick up and master. You should expect to face a difficult match when picking Jayce into Jaxas his relative depth means you may not be able to reach his full potential without a significant amount of practice beforehand.
Furthermore, Jayce also has almost no amount of utility and CC, a similar amount to Jax. This often makes her just as valuable during team fights, especially when fighting champions with a ton of burst damage.
While there isn't one best champion overall in League of Legends, in Jayce vs Jax matchups, Jax is the better champion with a lower win rate, more champion depth, and a similar amount of utility to help out your allies during late stage team fights.
Jayce is a terribly counter to Jax. Focus your tactics on keeping up your gold income and destroying objectives. If you can do that, you should be able to stand on your own as Jayce against Jax.
If you would like to truly master Jayce in order to counter Jax during both the early game and mid / late game phases of League of Legends, you should keep reading to learn a few extra tricks and insights into this matchup. If you listen to the build and suggestions displayed above, you will increase your win rate significantly and be closer to League of Legends pro players.
Jayce most often racks up more CS relative to Jax. Champs who typically don't earn many minion kills typically don't need much CS to be effective, such as support champions. These kinds of champions are able to scale properly off of their skills, stats, and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, often have to have many items to be effective. In either situation, try to surpass the numbers shown here to do well.
The best items to prioritize in your Jayce versus Jax build include Muramana, Youmuu's Ghostblade, and Hubris. When Jayce used at least these three pieces in his build, he performed much better vs. Jax than with most other commonly used counter builds. In fact, Jayce had an average winrate of 47.6% when countering Jax with this counter build.
To have the highest probability of vanquishing Jax as Jayce, Jayce players should equip the First Strike, Magical Footwear, Biscuit Delivery, Cosmic Insight, Manaflow Band, and Transcendence runes from the Inspiration and Sorcery rune sets. Of all the rune combinations players picked for Jayce vs Jax LoL games, this composite of runes yielded the highest win rate. Notably, these runes gave a 47.6% win rate overall.
By default, tips, stats, and builds on how to beat Jax as Jayce are shown for all skill levels, merged. If you want to narrow the stats and builds to a particular skill level, you may use the selection menu above.