The Nintendo DS family (DS, DS Lite, DSi, DSi XL) was discontinued **2013–2014**. You cannot buy new units at retail. All purchases are **second-hand**.
| Source | Pros | Cons | Typical Price (USD) |
|---|---|---|---|
| eBay (Buy It Now / Auction) | Huge selection; buyer protection; photos/description mandated. | Shipping cost; "untested" listings risky. | DS Lite: $40–$70 | DSi XL: $70–$120 |
| Local Game Stores (Retro Shops) | Test before buy; warranty (30–90 days); curated stock. | 20–40% markup vs private sale. | DS Lite: $60–$90 | DSi XL: $100–$150 |
| Facebook Marketplace / Craigslist / OfferUp | Local cash; inspect in person; no shipping. | Scams; flakers; no recourse if broken later. | DS Lite: $30–$60 | DSi XL: $50–$90 |
| Mercari / Japan Yahoo Auctions (via proxy) | Japan stock often mint condition; unique colors (Crimson, Metallic Rose). | Proxy fees + shipping = +$40–$60; 2–4 week wait. | DS Lite: $80–$150+ |
| Thrift Stores / Goodwill / Pawn Shops | Potential steals ($5–$20). | Rare; usually missing charger/stylus; untested. | Highly variable |
Buy an **R4i Gold 3DS Plus (RTS)** or **R4i-SDHC 3DS RTS** (~$15–$20) + MicroSD. Plays NDS roms, homebrew, emulators (NES, GB, GBA via GBARunner2) on *any* DS/DSi/3DS. Only for games you own.