Sony's PlayStation 4 Outsells Microsoft Xbox One In Weeks After Launch - Variety
E3 2019: PlayStation 4 games and console deals, Xbox One discounts for E3 | Ars Technica
PS4 Pro vs Xbox One S | Stuff
Microsoft discontinues Xbox One, PS4 rolls on in 2022 - 9to5Toys
Microsoft Xbox One Continues to Lose Ground on Sony's PlayStation 4 - WinBuzzer
Sony's PS4 Still Outsold Microsoft in November, Despite the Xbox One X - ExtremeTech
Analysis: The one-two combo Sony used to knock Microsoft out of E3 2013 | Ars Technica
The new console battle: PlayStation 4 vs. Xbox One | CNN Business
Microsoft assures again that Call of Duty will remain on Playstation
Sony PlayStation 4 and Microsoft Xbox One's next MAJOR games announcement | Gaming | Entertainment | Express.co.uk
No news on Xbox, but huge power of PlayStation 4 excites games fair fans | PlayStation 4 | The Guardian
PS4 vs. Xbox One: A closer look
Xbox One vs. PlayStation 4: Top Game Consoles Duke It Out
Pay to play: Xbox One, PlayStation 4 differ on premium features
Sony Launches a PlayStation Online Store - Thurrott.com
PS4 vs Xbox: Microsoft's new Game Pass could see Sony PlayStation users switch consoles - Daily Star
Sony Continues To Crush Microsoft With 70 Million PS4s Sold
Microsoft boasts 1 billion gaming hours for Xbox One but Sony PS4 was still top seller in January - GSMArena blog
Xbox and PlayStation: Microsoft and Sony's history in video games
