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.
Olaf has reduced defenses from damage during Ragnarok, despite being immune to disables. If you can't escape from Olaf during Ragnarok, try focusing your damage on him with your teammates.
Olaf becomes more dangerous the lower life he is. Save your disables to finish him off.
Preventing Olaf from reaching his axe will minimize the amount of harassment he can cause in the laning phase.
The stats provided here feature several significant Jax against Olaf counter statistics that can help us explain the differences between the two. As an example, Jax’s KDA ratio ([kills + assists] / deaths) of NaN is more than Olaf’s ratio of NaN, showing that Jax may be more central to his team's team fighting effectiveness than Olaf..
Jax typically has a similar longest kill spree as his matchup does. Commonly, he takes a similar amount of damage to Olaf. This is usually reflective of differing health capacities, yet it can also show that the one champ has less mobility and thus is not able to escape further damage when engaged or poked.
Both League of Legends champs are great champions. Both champs have their strengths, weaknesses, and counters. In League's current meta, Jax usually wins when trying to fight Olaf, with a 51.8% win rate. Therefore, Jax makes a good counter for Olaf.
While Jax does have a higher winrate than Olaf, when they face off with one another, Jax also has a greater learning curve that makes him a more complex champ to learn. You still need to be cautious when picking Jax into Olaf.
Additionally, Jax also has some amount of CC and other utility, a similar amount to Olaf. This makes her just as valuable during team fights, especially when trying to counter champions with a lot of burst damage.
While there is not a single best champion for every situation in League of Legends, in Jax vs Olaf matchups, Jax is the better champ with a higher win rate, more champion depth, and a similar amount of utility to help out your allies during teamfights.
Jax is a decent counter to Olaf. Focus your play on keeping up your gold and cs and taking out objectives. If you can do that, you should hold your own as Jax against Olaf.
If you would like to truly master Jax in order to counter Olaf during both the lane and mid / late game phases of League of Legends, you should keep reading to gather a few extra tips and tricks for this matchup. If you mind the build and tips displayed above, you should grow your win rate by a lot and be closer to League of Legends pro players.
Jax most often racks up a similar amount of CS as Olaf. Champions who on average don't get many minion kills often don't require much CS to be effective, such as support champions. These kinds of champions are capable of scaling well off of their skills, stats, and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, typically require many items to be effective. In either case, try to do better than the numbers displayed here to do well.
The most important items to have in your Jax versus Olaf build consist of Trinity Force, Titanic Hydra, and Sundered Sky. When Jax bought at least these three items in his build, he did a lot better when fighting Olaf than with most other typical counter builds. In fact, Jax had an average win rate of 51.8% battling Olaf with these items in his kit.
To have the highest likelihood of defeating Olaf as Jax, Jax players should use the Lethal Tempo, Triumph, Legend: Alacrity, Last Stand, Magical Footwear, and Cosmic Insight runes from the Precision and Inspiration rune sets. Of all the rune combinations players chose for Jax vs Olaf battles, this composite of runes yielded the best win rate. In fact, these runes provided a 51.8% winrate overall.
By default, tips, stats, and builds on how to beat Olaf as Jax are shown for all skill levels, merged. To narrow the stats and builds to a particular division, you may use the selection menu above.