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Take on a living alien tower that shifts and mutates around you, and the hordes of hostile creatures that dwell within, in this infamous Japanese clone of Gears of War.
Quantum Theory PS3 price & price history
The average CIB price for Quantum Theory (PS3) was $19.94 30 days ago and is $19.85 now — down $0.09. Real-market prices from eBay sold listings, updated daily — see the full price chart above.
Frequently asked questions
- How much is Quantum Theory (PS3) worth?
- Quantum Theory for PS3 is worth $19.85 on average for a complete-in-box (CIB) copy, based on recent eBay sold listings.
- Is Quantum Theory going up or down in price?
- The price is trending down — it was $19.94 30 days ago and is $19.85 now, a $0.09 decrease.
- How does the 100 Coins price compare to PriceCharting?
- PriceCharting publishes one price per condition for Quantum Theory on PlayStation 3. 100 Coins computes its own average from the individual eBay sold listings it tracks for this exact edition, weighted so recent sales count for more — which is why the two differ. Both numbers are shown on every condition card above.
- Where does 100 Coins get its price data?
- All prices on 100 Coins come from real eBay sold listings — actual completed transactions, not asking prices or estimates. Prices are updated daily.
| Source | Date | Price | Completeness | Description | Report |
|---|---|---|---|---|---|
| eBay | 2026-08-16 | $42.99 | Sealed | Quantum Theory Sony PlayStation 3 PS3 Video Game NEW SEALED | |
| eBay | 2026-08-13 | $12.52 | CIB | Quantum Theory (Sony PlayStation 3, PS3, 2010) Complete CIB | |
| eBay | 2026-08-12 | $21.45 | CIB | Quantum Theory (Sony PlayStation 3, 2010) Complete (CIB) | |
| eBay | 2026-08-05 | $15.70 | CIB | Quantum Theory (Sony PlayStation 3, PS3, 2010) Complete CIB | |
| eBay | 2026-08-05 | $29.99 | CIB | Quantum Theory; CIB (Sony PlayStation 3, 2010) | |
| eBay | 2026-08-04 | $17.80 | CIB | Quantum Theory Sony PlayStation 3 (PS3) Complete in Box (CIB) Very Good | |
| eBay | 2026-08-02 | $21.50 | CIB | Quantum Theory PS3 Sony Playstation 3 VG+ Disc Complete With Manual CIB TESTED | |
| eBay | 2026-08-02 | $22.49 | CIB | Quantum Theory (Sony PlayStation 3, 2010) Complete, CIB - Tested | |
| eBay | 2026-08-02 | $24.99 | CIB | Quantum Theory PlayStation 3 PS3 CIB Complete | |
| eBay | 2026-08-02 | $44.72 | Sealed | NEW! Quantum Theory (PlayStation 3) PS3 Factory Sealed! *Ripped Plastic* |
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