Have you looked at the Zyxel products? still over budget but less than Cisco!

e.g.

https://www.zyxel.com/uk/en/products_services/4G-LTE...

Standard-compliant: 3GPP UE DL Category 18, UL Category 13
Supports LTE bands: B1/B3/B5/B7/B8/B20/B28/38/40/41
Supports DL transmission mode TM1/2/3/4/6/7/8/9

They have also introduced a 5G version

John