I tested two 1TB microSDXC cards in four Android phones from 2016 through 2020, including the V60. What kind of differences can you expect between U3/A2 speed cards from different price classes?
A Guide to Speed Classes for SD and microSD Cards - Kingston Technology
SanDisk's New 1TB SD Card Takes Speed to V60
SanDisk 128GB micro SD SDXC Card For LG Wing, Velvet, Stylo 6, Q70, V60, V50
ProGrade Digital microSD Memory Card - V60 microSD Card for DSLR and Action Cameras - High Speed Transfer of Files & Large Storage - Up to 250MB/s
SanDisk Ultra 128GB Micro SD Card for LG Phones Works with LG Velvet 5G, LG K92 5G, LG V60 ThinQ 5G (SDSQUA4-128G-GN6MN) Bundle with (1) Everything
OWC 64GB Atlas Pro SDXC V60 UHS-II Memory Card at MacSales.com
How to Choose the Best microSD Card for Your Device
EliteX-PRO60 Class 10 U3 V60 UHS-II SD Flash Memory Card
Lexar® Professional GOLD microSDXC™ UHS-II Card
Lexar Gold - Micro SD 128Go V60 - Carte mémoire Lexar
Lexar Gold - Micro SD 256Go V60 - Carte mémoire Lexar
OWC 256GB Atlas Pro SDXC V60 UHS-II Memory Card - Videoguys
SanDisk 1TB Extreme PRO UHS-II V60 SDXC Memory Card SDSDXEP-1T00-ANCIN
Rocket V60 SD UHS-II Memory Card - Sabrent
ProGrade Digital 128GB UHS-II SDXC Memory Card PGSD128GBK2BH B&H
V60 vs. V90 SD Card: Know The Differences! - Hollyland
New ProGrade MicroSDXC V60 Memory Cards Introduced - Enhanced Write and Read Speeds
Silicon Power 128GB Superior Pro UHS-II (U3) V60 SDXC Memory Card – Silicon Power Store (US)
Prograde Digital 256GB MicroSDXC UHS-II U3 Class 10 V60 Memory Card with SD Adapter, 2-Pack