Amazon.com: Apple iPhone 11, 64GB, Black - Unlocked (Renewed Premium) : Electronics
Pre-Owned Apple iPhone 11 256 GB Smartphone, 6.1" LCD HD 1792 x 828, 4 GB RAM, iOS 13, 4G, Red (Refurbished: Good) - Walmart.com
Does the iPhone 11 have 4GB or 6GB of RAM? Well, yes. To both. Maybe. | iMore
Apple IPhone 11 Pro 5.8-Inch Super Retina XDR OLED (4GB RAM, 64GB ROM),iOS 13, (12MP+12MP+12MP)+12MP 4G LTE Smartphone – Space Gray – Apple Freak Store