Sega CD Accessories Price Guide
Last update : Mar 16, 2026
Market Overview
Min Price
$35
CIB
Median Price
$120
CIB
Max Price
$250
Terra Onion Mega SD
Total Accessories
9
Accessories
Market Analysis
Sega CD Accessories Analyze
The Sega CD accessory catalog lists 6 items on RetroCharting. Controllers, cables, official or third-party peripherals: the entire ecosystem is tracked. The median price for a complete-in-box (CIB) accessory is $120, with essentials available from as low as $35.
| Title ↑ | Loose ↕ | CIB ↕ | New ↕ | Graded ↕ | |
|---|---|---|---|---|---|
 Backup RAM Cart | $65 | $115 | $132 | $145 | |
| GameGun | $75 | $125 | $207 | $227 | |
| Mega CD Backup Ram | $30 | $35 | $88 | $97 | |
| Sega CD Model 2 Base Extension | $41 | $65 | $123 | $135 | |
 Sega CDX Power Supply | $150 | $240 | $450 | $495 | |
| Terra Onion Mega SD | $156 | $250 | $450 | $495 | |