Should You Grade Koga's Pidgeotto #27 from Gym Challenge?
Free PSA grading EV calculator pre-loaded with live market data for Koga's Pidgeotto #27. Current PSA 10 gem rate is 29.2% based on 113 graded copies. PSA 10 sales average $122.00 vs a raw market of $8.78. Expected value of grading: $-22.37 (-28% ROI). Verdict: Sell raw.
Gym Challenge · #27 · Rare
Default-tier verdict
Sell raw$-22 (-28% ROI)
Based on raw market $8.78, PSA 10 $122.00, gem rate 29.2% (113 graded). Adjust inputs below for your card's exact condition.
About this calculator
This page computes the expected value (EV) of submitting Koga's Pidgeotto #27 to PSA for grading. EV factors in real PSA population data (gem rates), live market prices for raw and graded copies, and PSA's tiered fee structure including upcharges when a card's graded value exceeds the tier's Max Insured Value. Adjust the inputs to match your card's exact condition for a personalized recommendation.
PSA population summary
| Grade | Population | Rate |
|---|---|---|
| PSA 10 | 33 | 29.2% |
| PSA 9 | 49 | 43.4% |
| PSA 8 | 18 | 15.9% |
| PSA 7 | 5 | 4.4% |
