Defender

Atari 400/800

Loose: $10
Sales: 2in 90 days

Variants

Region

Any NTSC

Complete —no sales Sealed —no sales Loose $102 sales Incomplete —no sales Graded CIB —no sales Graded —no sales

Market value

$10 $9.99 and $10two sales

$10 $10

Liquidity 32 of 100

2 sold in 90 days · 1 listed now

No trend yet

sales since Oct 2026

Low confidence

2 sales, newest Oct 22 · few sales

Sales history

2 recorded loose sales of Defender, NTSC release, newest first
Sold	Listing		Region	Edition	Condition	Price	Feedback
Oct 22, 2026 sold in 3 months		Defender CXL4025 - Atari 400/800/XL/XE Factory Cartridge, Cart Only Oct 22, 2026NTSC · Cartridge	NTSC	Cartridge	Loose	$10 eBay
Oct 22, 2026 sold after a year		VINTAGE 1982 ATARI 400 DEFENDER COMPUTER GAME CXL4025 VIDEO GAME Oct 22, 2026NTSC · Cartridge	NTSC	Cartridge	Loose	$9.99 eBay

Frequently asked

How much is Defender worth on the Atari 400/800?

Two loose cartridges have sold in NTSC (US, Canada), for $9.99 and $10.

How quickly does Defender sell?

Two copies sold in the last 90 days. One is listed right now.

How is sales data gathered?

We retrieve listing information through eBay alerts and Vinted alerts provided by GrailHound and apply image recognition and text processing to link marketplace listings to games.