Don't go in first to a large teamfight. Wait for your teammates to initiate.
Tumble has many uses, but it cannot pass over walls.
Condemn can be used to both pin targets to walls to ensure a kill, or to escape a pursuer.
Aqua Prison is a very powerful ability with a long cooldown, take advantage of the situation if Nami misses this ability.
Tidal Wave has a very long range but travels slowly, be aware of when it is coming your way as you can move out of its path.
Try to avoid fighting an opponent affected by Tidecaller's Blessing, it lasts a short duration so waiting it out can help you greatly.
The stats shown here feature several important Vayne against Nami matchup statistics that may help us understand the differences and similarities between these two champions. Vayne’s KDA ratio ([kills + assists] / deaths) of NaN is better than Nami’s ratio of NaN, highlighting that Vayne may be more central to her team's team fighting capability than Nami. This observation is largely caused by the difference in kills.
Vayne usually has a much larger longest kill spree than her matchup does. Typically, she takes more damage than Nami. This is usually reflective of differing health capacities; however, it can also show that the one champ has less agility and thus is unable to flee from additional damage when engaged or poked.
Both League champions are great. Both have their strengths, weaknesses, and counters. In the game's current meta, Vayne usually fairs equally well when trying to fight Nami, with a 50.7% win rate. Thus, Vayne makes an ok counter to Nami.
While Vayne does have a higher win rate compared to Nami, when on opposite teams, Vayne also has a much greater learning curve that makes her a more difficult champ to learn and master. You should be careful when picking Vayne into Namias her relative depth means that you may not be able to unleash her full potential without a lot of practice beforehand.
Moreover, Vayne has some amount of utility and CC, a similar amount to Nami. This makes her just as valuable during teamfights, 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 Vayne vs Nami matchups, Vayne is the better champion with a similar win rate, more champion depth, and a similar amount of utility to help out your teammates during teamfights.
Vayne is a decent counter for Nami. Focus your gameplay on increasing your gold and cs and taking out objectives. If you are able to do that, you should be able to stand on your own as Vayne against Nami.
If you would like to truly master Vayne in order to counter Nami during both the early game and mid / late game phases of League of Legends, you should keep reading to gather a few extra tricks and insights into this matchup. If you mind the build and suggestions presented here, you will increase your win rate significantly and be closer to League of Legends pro players.
Vayne on average racks up much more CS as Nami. Champions who typically don't get many minion kills usualy don't need much CS to be effective, such as supports. These kinds of champions are able to scale well off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, typically need a lot of items to be effective. In either situation, try to exceed the values reported on this page to do well.
The top items to prioritize in your Vayne versus Nami build include Wit's End, Blade of The Ruined King, and Terminus. When Vayne bought at least these three items in her build, she performed much better when facing Nami than with many other typical item sets. In fact, Vayne had an average winrate of 50.7% when playing against Nami with these items in her kit.
To have the highest probability of defeating Nami as Vayne, you should use the Lethal Tempo, Triumph, Legend: Alacrity, Coup de Grace, Conditioning, and Overgrowth runes from the Precision and Resolve rune sets. Of all the rune sets players used for Vayne vs Nami counterpicks, this combo of runes resulted in the highest win rate. Moreover, these runes gave a 50.7% win rate overall.
If you want to see Vayne vs Nami tips and builds for a a distinct division rank, please choose one from the selection menu shown above. At first, the statistics and build suggestions shown are calculated using every match run with both champions.