LG LMK500UM3 K Series K51 2020 TD-LTE LMK500UM3 (LG X540) vs. Samsung SM-F721C Galaxy Z Flip 4 5G UW TD-LTE JP 128GB (Samsung B4) Frequency Band Comparison
Comparison Criteria
Frequency Band Comparison
Select a band for more details
Mobile network compatibility search for unlocked phones and devices - stay connected anywhere in the world