What are the stat differences between Tentacruel and Vivillon?

Tentacruel stats: HP 80, ATK 70, DEF 65, SP.ATK 80, SP.DEF 120, SPD 100. Vivillon stats: HP 80, ATK 52, DEF 50, SP.ATK 90, SP.DEF 50, SPD 89.

Which Pokemon is faster: Tentacruel or Vivillon?

Tentacruel is faster with 100 speed compared to Vivillon's 89.

WINNER

Total: 515

Total: 411

Tentacruel: 4 wins | Vivillon: 1 wins | 1 ties

80 HP 80

70 +18 Attack 52

65 +15 Defense 50

80 Sp. Attack +10 90

120 +70 Sp. Defense 50

100 +11 Speed 89

515 +104 Total 411

Tentacruel has a total stat advantage of 104 points over Vivillon. Tentacruel wins in 4 stat categories while Vivillon wins in 1.

Tentacruel is faster with 100 speed (11 points faster than Vivillon). This means Tentacruel will likely attack first in battle.