Samsung Galaxy S21 5G Model Number SM-G991* Differences - TechWalls
Amazon.com: Samsung Galaxy S21 5G G9910 256GB 8GB RAM Factory Unlocked (GSM Only | No CDMA - not Compatible with Verizon/Sprint) International Version - Phantom Gray
Samsung Galaxy S21 5G 128GB/256GB + 8GB RAM | SM-G9910 | Snapdragon – AI LIFE HOLDINGS