M4 was already imo a more meaningful upgrade compared to m2/m3, and they increased the memory bandwidths too. But then, all apple silicon is good hardware, and

M4 was already imo a more meaningful upgrade compared to m2/m3, and they increased the memory bandwidths too. But then, all apple silicon is good hardware, and I do not personally feel in any rush to upgrade, unless you want a specific upgrade like more ram.