Picking up Daggers will significantly reduce Shunpo's cooldown.
Try waiting until the other team is distracted with fighting your team, and use Shunpo to teleport into the fray and unleash a devastating Death Lotus.
Using Shunpo on an allied Champion, Dagger, or minion can be a great escape tactic.
Vi cannot be stopped while using her ult. Remember to save your displacement effects until after she's done charging.
A fully charged Vault breaker deals double damage. If you see Vi start to charge you should back off or try to dodge it.
Vi will shred your Armor and gain Attack Speed if she manages to hit you three times in a row. Try not to engage in extended brawls with her.
The stat comparisons provided here clarify several significant Katarina vs. Vi matchup statistics that can help us realize the distinctions between this set of champs. As an example, Katarina’s KDA ratio ([kills + assists] / deaths) of NaN is better than Vi’s KDA ratio of NaN, indicating that Katarina may be more central to her team's team fighting potential than Vi..
Katarina typically has a slightly larger longest kill spree than her enemy does. On average, she receives less damage than Vi. This is usually reflective of different amounts of tankyness, but it can also hint that the one champion has less agility and thus is not able to kite away from additional damage when poked or engaged.
Both League champions are great. Both have their pros and cons. In the game's current meta, Katarina usually loses when facing off against Vi, with a 45.8% win rate. As a result, Katarina makes a poor counter to Vi.
While Katarina does have a much lower win rate than Vi, when on opposite teams, Katarina also has a much greater learning curve that makes her a more difficult champ to develop with. You may get destroyed when picking Katarina into Vias her relative depth means that you may not be able to reach her full potential without a significant amount of practice beforehand.
Additionally, Katarina has only a small amount of utility and CC, a similar amount to Vi. This often makes her just as valuable during team fights, especially when facing champions with a lot of burst damage.
While there isn't one best champion overall in League of Legends, in Katarina vs Vi matchups, Vi is the better champion with a much lower win rate, more champion depth, and a similar amount of utility to help out your allied champions during teamfights.
Katarina is a bad counter to Vi. Focus your play on keeping up your CS and taking out objectives. If you are able to do that, you should be able to stand on your own as Katarina against Vi.
To truly master Katarina in order to counter Vi during both the early game 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 listen to the build and stats displayed here, you will increase your win rate by a lot and be that much closer to League of Legends pro players.
Katarina often racks up much more CS relative to Vi. Champions who on average don't acquire 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 a lot of CS, such as hyper-carries, often need several high cost items to be effective. In either situation, try to exceed the values reported on this page to do well.
The top items to use in your Katarina versus Vi build consist of Rabadon's Deathcap, Nashor's Tooth, and Stormsurge. When Katarina used at least these three items in her build, she performed a lot better when fighting Vi than with many other commonly used counter builds. In fact, Katarina boasted an average win rate of 45.8% battling Vi with these items in her kit.
To have the highest chance of annihilating Vi as Katarina, Katarina players should use the Conqueror, Triumph, Legend: Tenacity, Last Stand, Relentless Hunter, and Sudden Impact runes from the Precision and Domination rune sets. Of all the rune combinations players used for Katarina vs Vi matchups, this blending of runes resulted in the best win rate. In fact, these runes averaged a 45.8% win rate overall.
If you would like to get Katarina vs Vi tips and counter stats for a a particular rank, feel free to choose one from the selection menu provided above. By default, the statistics and guides given are computed using all rounds run with both champions.