The Samsung Galaxy Z Fold 3 is a good Android phone with 2.84GHz Octa-Core processor that allows run games and heavy applications.
With one SIM card slot, the Samsung Galaxy Z Fold 3 allows download up to 5000 Mbps for internet browsing, but it also depends on the carrier.
Great connectivity of this device includes Bluetooth 5.2 + A2DP/LE, WiFi 802.11 a/b/g/n/ac/ax wifi6/6E (2.4Ghz, 5Ghz, 6Ghz) + MIMO and NFC to make mobile payments or connection to other devices.