Stoner Physics

Pokémon GO · #650 · Grass

Chespin in Pokémon GO

Chespin (#650) is a Grass-type Pokémon. In Pokémon GO its max CP is 1,239 at level 50, 1,096 at level 40 and 1,254 as a best buddy at level 51. Its highest-damage moveset is Vine Whip with Seed Bomb. It takes extra damage from Bug, Fire, Flying, Ice and Poison attacks.

TypeGrass
Pokédex number#650
Base Attack / Defense / Stamina110 / 106 / 148
Max CP, level 40 / 50 / 511,096 / 1,239 / 1,254
Max HP, level 50136
Buddy distance3 km per Candy
Second Charged Attack10,000 Stardust and 25 Candy
Height / weight0.4 m / 9 kg

Chespin evolution

Pokémon GO has no evolution levels: a Pokémon evolves when you spend Candy on it (sometimes with an item or a task), at any level.

Chespin evolves into Quilladin for 25 Chespin Candy.

Family: Chespin · Quilladin · Chesnaught

Chespin CP by level

Combat Power with perfect stats (15/15/15) and with 10/10/10. Players find that raid, egg and research catches never have a stat below 10; that floor is their measurement, not a number in the game data.

LevelCP 15/15/15CP 10/10/10HP 15/15/15Note
1546943484research rewards are at most level 15 (game master)
2062657997eggs hatch at most level 20 (game master); raid catches are level 20 (players’ measurement)
25783724108raid catches in weather that boosts the boss’s type are level 25 (players’ measurement)
30939869119wild Pokémon are at most level 30 (game master)
351,018942124
401,0961,014128
451,1661,079132
501,2391,147136
511,2541,160137best buddy bonus on a level 50 Pokémon

Chespin best moveset

Ranked by damage per second over one cycle of fast attacks and one charged attack. Assumptions: Chespin at level 40 with 15/15/15, a target with 180 Defense taking neutral damage, no weather boost, and the energy Chespin gains from being hit left out.

Fast attackCharged attackDamage per second
Vine WhipSeed Bomb6.0
Vine WhipGyro Ball5.2
Vine WhipBody Slam5.1
Take DownSeed Bomb4.1
Take DownGyro Ball3.6

Fast attacks

MoveTypePowerEnergyTimePower / s
Take DownNormal781 s7.0
Vine WhipGrass650.5 s12.0same type, ×1.2

Charged attacks

MoveTypePowerEnergy costTimePower / s
Body SlamNormal50332 s25.0
Gyro BallSteel85503.5 s24.3
Seed BombGrass55332 s27.5same type, ×1.2

Chespin weaknesses and resistances

Damage multipliers for each attack type against Grass. Pokémon GO uses ×1.6 for super effective and ×0.625 for not very effective, multiplied for two types.

Attack typeDamage
Bug×1.6
Fire×1.6
Flying×1.6
Ice×1.6
Poison×1.6
Electric×0.625
Grass×0.625
Ground×0.625
Water×0.625

Chespin CP calculator

CP 1,096 · HP 128

Catching or raiding somewhere you aren’t? GPS Spoofer sets your Android phone’s location anywhere: $10 once, no root. How it works with Pokémon GO, and the risks, are in the Pokémon GO spoofer guide. Spoofing breaks Pokémon GO’s terms of service and can get your account suspended or banned.

← #649 Genesect  ·  #651 Quilladin →  ·  All Pokémon in Pokémon GO

Sources: stats, moves, evolution costs and the CP multiplier for each level are from the Pokémon GO game master as published by PokeMiners (commit 8e227be, data of 28 August 2026). Which Pokémon are in the game: pogoapi.net (list of 31 January 2026). CP = ⌊(Attack+IV) × √(Defense+IV) × √(Stamina+IV) × CPM² / 10⌋, checked against pogoapi.net’s max CP table for 888 Pokémon. Raid catch levels and the 10/10/10 floor are players’ measurements; they are not in the game data. Pokémon and Pokémon GO are trademarks of their owners; this page is not affiliated with or endorsed by Niantic, Scopely, Nintendo, Creatures, GAME FREAK or The Pokémon Company.