Pixel 4 is powered by the Snapdragon 855 and suppots up to 5xCA, LAA, DL 4×4 MIMO, CAT 18 up to 1.2 Gbps download, CAT 13 150 Mbps upload speed.
We tested the network using speedtest and attained the following results :
A downlink speed of 212 Mbps and uplink of 9 Mbps. This is tested at Bugis MRT station train platform using Grid Mobile (runs on top of Singtel).
A similar results was obtained using Open Signal app recording a speed of 213 Mbps.