GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AĨ02.11 a/b/g/n/ac (2.2G bands It’s the 2nd generation mobile data communication technology. GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE IP52 certified: protection against dust and splashingĭual-SIM Standby - Call active on one sim card Galaxy A21s SM-A217F/Dual-Sim NFC (32GB + 3GB RAM) Reversible connector, you can stick in a USB-C cable any which way either side is up. NFC allows you to make payments by approach quickly and securely WiFi 802.11 a/b/g/n/ac is newer and fasterīluetooth 5.0 + A2DP/LE is newer and faster Noise-canceling microphone allows better call quality You can have more mobile carriers/operators on the same device. (hybrid slot/shares the same microSD slot) Sometimes, the charger that comes with the device doesn't have the same power supported by the device. More power (watts) to charge the battery faster. +Fingerprint sensor (rear-mounted) Advantageīattery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use More image quality for recording videos with the secondary cameraįaster for surfing the internet and download files More image quality for recording videos with the primary camera Higher resolution secondary camera to take pictures and selfies The HDR technology produced photos with more detail in dark areas +PDAF: phase detection autofocus Advantage + (quad camera) 48MP + 8MP + 2MP + 2MP 11 times More external storage for files using memory cardsĬrisper display of text, images and videos because it has more pixels per inch (ppi)

More internal storage for applications and files Typically more responsive and better for multitasking.

More powerful processor, you can open your applications faster Protection against water allows you talk to your friends in the rain, for example

+Li-Ion: Lithium-Ion (Removable) Advantage TFT IPS LCD display is brighter and more vivid 29 Advantages Samsung Galaxy A21s (SM-A217F/DSN 32GB)

Nokia 2.4 vs samsung a21s