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Is a compact form factor a problem for the Galaxy S21 or does it not hold the phone back from greatness? Find the answer in our review. - SamMobile
Samsung Galaxy S21 - External Reviews
Samsung Galaxy S21 5G Review: A Big Step Forward
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Samsung Galaxy S21 review: Compact, but not weak - SamMobile
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Will a Samsung Galaxy hold its resale value better than the same age iPhone? Why? - Quora
Samsung Galaxy S23 Ultra - External Reviews
Review: Samsung's Galaxy S21 is the no-brainer upgrade phone - CNET
Samsung April 2023 update rolling out for these Galaxy devices
Review: Samsung's Galaxy S21 is the no-brainer upgrade phone - CNET
Samsung Galaxy S21 Review: Acceptable But Not Exceptional - Tech Advisor