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Grimer vs Gastly Stats: Who Wins? | Pokemon Comparison icon

Grimer vs Gastly Stats: Who Wins? | Pokemon Comparison

Compare two Pokemon base stats, types, and competitive metrics head-to-head

Battle Metrics & Entity Analysis

Speed Tier Disadvantage

Grimer (25) is slower than Gastly (80). Utilizing Trick Room or defensive Terastallization is highly recommended to counter the initial burst.

Performance Statistics

HP
80
30
Attack
80
35
Defense
50
30
Sp. Atk
40
100
Sp. Def
50
35
Speed
25
80
Total Stats
325
310

Pokémon Attributes & Stats

Grimer
4★
Character Rarity
🌀
Poison
Type
📍
Kanto
Region
Gastly
4★
Character Rarity
🌀
Ghost
Type
📍
Kanto
Region
Battle Simulator v1.0

Win Probability

50%
50%
Grimer Win Rate
Gastly Win Rate
Calculated based on base stats, type effectiveness, and 1,000 simulated battle rounds.

Detailed Data Matrix

AttributeGrimerGastly
HP80 ▲ +5030
Attack80 ▲ +4535
Defense50 ▲ +2030
Sp. Atk40 100 ▲ +60
Sp. Def50 ▲ +1535
Speed25 80 ▲ +55
Type Matchup Bonus0.3x 1.0x ▲ +0.8
Effective Battle Power275360 ▲ +85
Total Stats325 ▲ +15310

Head-to-Head Analysis

With nearly identical Base Stat Totals (325 and 310), this is a truly balanced and fiercely competitive matchup. Conversely, Gastly's impressive speed of 80 guarantees it strikes first almost every time, posing a significant tactical threat to Grimer. Crucially, Grimer's ferocious physical attack (80) has the potential to pierce right through Gastly's relatively weak defense (30).

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Grimer vs Gastly: Strategic Breakdown & Best Choice? (Full Comparison)

🛡️ Counter-Bulk Strategy: Compared to the opponent, Grimer exhibits a much higher "Survival Threshold." Even in neutral matchups, it’s built to tank a hit from Gastly and retaliate with a devastating counter-move.

🌱 Growth Analysis: Grimer follows a Medium growth pattern. Compared to a Medium Slow opponent, the resource investment required for competitive readiness varies significantly during early-game leveling.

🛡️ Defensive Pivot Role: Against Gastly, Grimer excels as a "Defensive Pivot." Its bulk allows it to soak up damage and maintain team momentum via its ability or a key Focus Sash choice. Using moves like Parting Shot after tanking a hit can force a favorable switch.

💥 Kill-Range Setup: Our metrics indicate that Grimer is in a prime position for an OHKO strike. If Gastly isn't holding a Focus Sash, switching to a dedicated Defensive Wall is highly recommended to preserve tempo; otherwise, it faces immediate elimination.

In summary, this Grimer vs Gastly full comparison highlights the tactical niches both Pokemon fill. When deciding on the best choice for your competitive roster, always account for item synergy.

📊 Damage Calculations (Lv.50 VGC, 31 IVs)

Attack ScenarioDamage RangeResult
Grimer Poison Jab** (0 EVs) vs Gastly21–26%❌ No 2HKO
Grimer **Poison Jab** (252 Atk EVs (+nature)) vs Gastly31–37%❌ No 2HKO
Gastly **Shadow Ball** (0 EVs) vs Grimer51–60%⚠️ 2HKO
Gastly **Shadow Ball (252 SpAtk EVs (+nature)) vs Grimer69–82%⚠️ 2HKO

⚡ Speed Tier Comparison (Lv.50 VGC)

MetricGrimerGastlyBase Speed2580Lv.50 (0 EV)45100Lv.50 (252 Spe +nature)84145Gen 1 Speed Rank#146 / 151#51 / 151Outspeeds (benchmarks)—Snorlax, Slowbro, Chansey

*Technical Note: Analysis based on Pokémon Gen 9 (Regulation I) Database by PokeStats Lab. Damage calculations assume Lv.50, 31 IVs, neutral nature.*

Frequently Asked Questions

Q: Does Grimer consistently outspeed Gastly?

A: Based on Gen 9 base stats, Grimer has a 0 Speed vs Gastly's 0. However, a Choice Scarf or Tailwind support can easily flip this matchup.

Q: Who is the better choice for a defensive wall?

A: It depends on your team needs. Grimer's Unknown type and bulk define its role as a pivot or utility lead compared to Gastly.

Q: How do held items affect the Grimer vs Gastly matchup?

A: Items like Focus Sash or Type-Resist Berries are game-changers. Grimer benefits from offensive items, while Gastly might rely on Rocky Helmet.

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