Regarding mobile connectivity speeds, please note that modern smartphones often support faster LTE technologies and carrier aggregation compared to most Teltonika devices, as they are designed for different purposes. Variations in speed are usually influenced by carrier aggregation and overall network conditions. More details can be found here:
For guidance on signal strength and recommendations, please refer to:
You also have the option to manually select and lock your device to the LTE band that performs best in your location. This may require some testing, but once the optimal band is identified, locking to it can improve stability and connection speeds. A step-by-step guide for band locking can be found here:
If you have any further questions or need additional guidance, feel free to reach out!