The Z Fold 4 features a better camera setup, better multi-tasking performance, and a slightly thinner design.
Samsung Galaxy Z Fold 3 Long-term Review: Great Combination of Durable Design, Productivity Features for Power Users - Counterpoint
Samsung Galaxy Z Fold 4 review: Phone indulgence we can get behind - BBC Science Focus Magazine
Samsung Galaxy Z Fold 4 Review: The Grown Up Flip Phone - TheStreet
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Samsung Galaxy Z Fold 4 Review: The Grown Up Flip Phone - TheStreet
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