The 2022-23 UEFA Champions League campaign is one matchday away from reaching the Round of 16 stage of the competition.The competition has been immense so far and several teams have established themselves as worthy contenders for the trophy.Bayern Munich, Paris Saint-Germain, and Napoli, as well as several other teams, have booked their spot in the knockout stages with a game in hand.Surprisingly, Barcelona, Juventus, and Atletico Madrid have all crashed out of the competition.As such, this article will look at the four best-performing teams in the UEFA Champions League this season so far.#4 Manchester CityBorussia Dortmund v Manchester City: Group G - UEFA Champions LeagueThe Cityzens are one of the best-performing teams in this year's edition of the UEFA Champions League.Manchester City have won three and drawn two out of their five games in the competition this season. They are yet to register a defeat in the competition so far.Manchester City@ManCityGroup G winners! #ManCity179961850Group G winners! 💙#ManCity https://t.co/YoHtR96rijManchester City are the current Group G leaders with 11 points from five games, netting 11 goals and conceding only one goal so far.If Pep Guardiola's side can maintain their consistency, they stand a great chance of progressing further and potentially even lifting their maiden Champions League trophy.Bernardo Silva@BernardoCSilvaTop of the group!Last 16 here we go @ManCity 🏻15722786Top of the group!Last 16 here we go 😄🔵@ManCity 💪🏻 https://t.co/YaAFQCSB1mManchester City reached the semi-finals last season but were beaten incredibly by eventual champions Real Madrid.#3 Paris Saint-GermainSL Benfica v Paris Saint-Germain: Group H - UEFA 2022-23PSG are also one of the deadliest and best-performing teams in the competition so far this season.The Parisians have won three and drawn two out of their opening five group stage games so far, losing none.Paris Saint-Germain@PSG_EnglishIt is over! @PSG_English wins 7-2 in beautiful @ChampionsLeague night! #PSGMAC #UCL 2487282It is over! @PSG_English wins 7-2 in beautiful @ChampionsLeague night! ❤️💙#PSGMAC #UCL https://t.co/kv81aGRPXOParis Saint-Germain are the current Group H leaders with 11 points from five games, scoring 14 goals and conceding six goals.The attacking trio of Lionel Messi, Kylian Mbappe and Neymar Jr. makes them one of the contenders for the trophy as they have scored 12 goals between them so far. Mbappe leads the goalscoring charts with six goals.PSG were also eliminated by Real Madrid in the Round of 16 last season.B/R Football@brfootball40 of PSG’s 50 goals this season have come from three players:Kylian Mbappé: 16 goals, 4 assistsNeymar: 13 goals, 10 assistsLionel Messi: 11 goals, 12 assists🥶18938172340 of PSG’s 50 goals this season have come from three players:Kylian Mbappé: 16 goals, 4 assistsNeymar: 13 goals, 10 assistsLionel Messi: 11 goals, 12 assists🥶 https://t.co/BxpqaH17l7#2 Bayern MunichFC Barcelona v FC Bayern München: Group C -The Bundesliga giants have arguably been one of the most consistent teams in the competition for several years.Bayern Munich have won all five of their opening five games in the UEFA Champions League this season. FC Bayern Munich@FCBayernEN 5 wins 4 clean sheets Top of the group Into the next round Life is good #MiaSanMia #UCL964135💯 5 wins 🚫 4 clean sheets🔝 Top of the group 🔒 Into the next round Life is good 😁#MiaSanMia #UCL https://t.co/3H8I0r9eEBJulian Nagelsmann’s team are the current Group C leaders with 15 points from five games, netting 16 goals and conceding two goals.Thomas Müller@esmuellert_5 games, 5 wins @ChampionsLeague @FCBayern is ready for the next challenges! #uvl #fcbayern #fcbfcb #BarcaBayern #esmuellert28902495 games, 5 wins @ChampionsLeague 💪 @FCBayern is ready for the next challenges! #uvl #fcbayern #fcbfcb #BarcaBayern #esmuellert https://t.co/fz0a2tlbEWThey reached the quarter-finals of the competition last season but were surprisingly eliminated by Villarreal.#1 NapoliSSC Napoli v Rangers FC: Group A - UEFA Champions LeagueNapoli are arguably the best performing team in Europe's top five leagues this season.Luciano Spalletti's team have won all five of their first five games in the UEFA Champions League so far and are unbeaten in Serie A as well.ESPN FC@ESPNFCNapoli are on fire this season 358852683Napoli are on fire this season 🔥 https://t.co/C7efHxMdoDNapoli are the current Group A leaders with 15 points from five games in the competition this season, scoring 20 goals and conceding four goals.UEFA Champions League@ChampionsLeagueNapoli become the first Italian team to score 20 goals or more in a Champions League group #UCL3856386Napoli become the first Italian team to score 20 goals or more in a Champions League group 🔵#UCL https://t.co/K9Qgk6MyHZThe Italian side are yet to lose a game in the 2022-23 campaign across all competitions and they remain a key powerhouse in this competition.