Jax benefits greatly from items that have both Ability Power and Attack Damage such as Guinsoo's Rageblade and Hextech Gunblade.
Jax can Leap Strike to friendly units, including wards. You can use them to plan your escape.
Focus on preventing Cho'Gath from reaching his max size.
Purchasing a few HP items decreases the chances of Cho'Gath killing you quickly.
Rupture has a smoke cloud indicating the area it will strike. Try to watch out for it to prevent Cho'Gath from being able to combo his abilities.
The stats shown on this page highlight several significant Jax versus Cho'Gath counter stats that may help you appreciate the distinctions between the pair. For instance, Jax’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Cho'Gath’s KDA ratio of NaN, showing that Jax may be more central to his team's team fighting capacity than Cho'Gath..
Jax usually has a similar longest kill spree as his opponent does. On average, he receives less damage than Cho'Gath. This is usually reflective of different amounts of tankyness, yet it can also indicate that the champion with increased HP has less mobility and thus is not able to flee from further damage when poked or engaged.
Both LoL champions are great champions. Both champs have their pros and cons. In League's current meta, Jax usually fairs equally well when trying to fight Cho'Gath, with a 49.4% win rate. Thus, Jax makes an ok counter to Cho'Gath.
While Jax does have a lower win rate than Cho'Gath, when facing one another, Jax also has a greater learning curve that makes him a more difficult champ to develop with. You still need to be cautious when picking Jax into Cho'Gath.
Furthermore, Jax has some amount of CC and other utility, a similar amount to Cho'Gath. This makes her just as valuable during team fights, especially when facing champions with a lot of burst damage.
While there is not one best champion overall in League of Legends, in Jax vs Cho'Gath matchups, Cho'Gath is the better champion with a similar win rate, similar champion depth, and a similar amount of utility to help out your allies during teamfights.
Jax is a somewhat poor counter to Cho'Gath. Focus your tactics on increasing your gold and cs and clearing objectives. If you can do that, you should do very well as Jax against Cho'Gath.
If you would like to truly master Jax in order to counter Cho'Gath during both the lane and mid / late game phases of League of Legends, you should continue reading to learn a few extra lessons on this matchup. If you listen to the build and tips shown here, you will increase your win rate by a lot and be that much closer to League of Legends pro players.
Jax typically racks up a similar amount of CS relative to Cho'Gath. Champions who typically don't take many minion kills typically don't have to have much CS to be valuable teammates, such as support champions. They are capable of scaling well off of their skills, stats, and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, typically require a lot of items to be effective. In either situation, try to exceed the numbers shown on this page to do well.
The best items to use in your Jax versus Cho'Gath build include Sterak's Gage, Spear of Shojin, and Sundered Sky. When Jax bought at least these three items in his build, he performed a lot better when facing Cho'Gath than with most other common item sets. In fact, Jax had an average winrate of 49.4% when playing against Cho'Gath with this build.
To have the highest probability of defeating Cho'Gath as Jax, you should equip the Grasp of the Undying, Demolish, Second Wind, Unflinching, Biscuit Delivery, and Cosmic Insight runes from the Resolve and Inspiration rune sets. Of all the runes players used for Jax vs Cho'Gath LoL games, this blending of runes yielded the best win rate. Moreover, these runes provided a 49.4% winrate overall.
By default, tips, stats, and builds on how to beat Cho'Gath as Jax are presented for all skill levels combined. If you would like to filter the stats and builds to a particular skill level, you may use the selection menu located earlier in the counter matchup guide.