I'll let you draw your own conclusions, but here are the facts on the product identifiers for the M2 and M3 generations of Apple silicon. My own guess is Mac16,1 and Mac16,2 are the iMac (Two-port and Four-port); Mac16,3 is the base 14" MacBook Pro; and Mac16,10 is the base Mac mini.
M2
Mac14,2 :: M2 MacBook Air 13"
Mac14,3 :: M2 Mac mini
Mac14,5 :: M2 Pro MacBook Pro 14"
Mac14,6 :: M2 Pro MacBook Pro 16"
Mac14,7 :: M2 MacBook Pro 13"
Mac14,8 :: M2 Ultra Mac Pro
Mac14,9 :: M2 Max MacBook Pro 14"
Mac14,10 :: M2 Max MacBook Pro 16"
Mac14,12 :: M2 Pro Mac mini
Mac14,13 :: M2 Max Mac Studio
Mac14,14 :: M2 Ultra Mac Studio
Mac14,15 :: M2 MacBook Air 15"
M3
Mac15,3 :: M3 (8/10) MacBook Pro 14"
Mac15,4 :: M3 (8/8) iMac (Two ports)
Mac15,5 :: M3 (8/10) iMac (Four ports)
Mac15,6 :: M3 Pro (11/14) MacBook Pro 14"
Mac15,7 :: M3 Pro (12/18) MacBook Pro 16"
Mac15,8 :: M3 Pro (12/18) MacBook Pro 14"
Mac15,9 :: M3 Max (14/30) MacBook Pro 16"
Mac15,10 :: M3 Max (14/30) MacBook Pro 14"
Mac15,11 :: M3 Max (16/40) MacBook Pro 16"
Mac15,12 :: M3 MacBook Air 13"
Mac15,13 :: M3 MacBook Air 15"