11-X, WEP, Midway, CyberPlayGround, FACE – los nombres rechazados por Microsoft para la primera Xbox
- MAX (Microsoft Action Experience) 
- AIO (All In One) 
- MIND (Microsoft Interactive Network Device) 
- FACE (Full Action Center) 
- MITH (Microsoft Interactive Theatre) 
- XON (Experience Optimised Network) 
- MVPC (Microsoft Virtual Play Center) 
- TAC (Total Action Center – discs/games could be called TACs) 
- MARC (Microsoft Action Reality Center) 
- LEX (Live Entertainment Experience) 
- M-PAC (Microsoft Play and Action Center) 
- RPM (Real Performance Machine) 
- MOX (Microsoft Optimal Experience) 
- E2 (Extreme Experience) 
- MTG (Microsoft Total Gaming) 
- VIP (Virtual Interactive Player) 
- PTP or P2P (Powered To Play) 
- VIC (Virtual Interactive Center – disks/games could be called VICs) 
- MARZ (Microsoft Active Reality Zone) 
- TSO (Three, Six, Zero) 
- EHQ (Entertainment Headquarters) 
- O2 (Optimal Ozone or Optical Odyssey) 
- MIC (Microsoft Interactive Center) 
- R&R (Reality and Revolution) 
- MEA (Microsoft Entertainment Activator) 
- AMP (Active Microsoft Player) 
- VPS (Virtual Play System) 
- MAP (Microsoft Action Play) 
- MEGA (Microsoft Entertainment & Gaming Attendant or Microsoft Entertainment & Gaming Assembly) 
- CPG (CyberPlayGround) 
- VERV (Virtual Entertainment & Reality Venture) 
- OM (Odyssey of the Mind) 
- P2 (PowerPlay) 
- IS1 (Interactive System In One) 
- MET (Microsoft Entertainment Technology or Microsoft Entertainment Theatre)