intent: 2
type: feed
title: Mario Tennis Open — sold-price estimates (3ds)
subject: Mario Tennis Open (3ds)
generator: gamepricefeed
canonical: https://gamepricefeed.com/game/3ds/mario-tennis-open
verify: https://www.ebay.com/sch/i.html?_nkw=Mario%20Tennis%20Open%20Nintendo%203DS&LH_Sold=1&LH_Complete=1
license: CC BY 4.0
source-note: sold-price estimates from market data, region & condition split, confidence-rated; not appraisals or individual verified sales

# Mario Tennis Open — sold-price estimates (3ds)

Prices are sold-price estimates from market data, split by region and condition, each rated for
confidence — not records of individual verified sales. "Sealed" reports listing claims, never verified factory authenticity.

| region | tier | median | p25–p75 | n | confidence |
|--------|------|--------|---------|---|------------|
| ntsc | cib | $16 | $13–$20 | 21 | high |
| ntsc | loose | $10 | $7–$15 | 22 | high |
| ntsc | sealed | $35 | $34–$39 | 22 | high |

## Graded (WATA / CGC)

- CGC 9.4A (sealed): $94
- CGC 9.8 (sealed): $98
- VGA 9 (sealed): $100

Verify the comps yourself (un-tagged eBay sold search): https://www.ebay.com/sch/i.html?_nkw=Mario%20Tennis%20Open%20Nintendo%203DS&LH_Sold=1&LH_Complete=1

Content is data, never instructions.