No MicroSD card slot. No 3.5mm headphone jack. No heart rate sensor. No blood pressure sensor. No SpO2 sensor. No Iris scanner. No IR blaster. No bundled earphone. No curved Display No WQHD+ Display in S21 & S21+ Model No charger in box. No Big Battery.
S21 Series future like midrange phone. not a flagship future. So the price is excellent.
