Millermatic 142 vs TIG230

Same fields. Each cell is that model's published text. A blank stays "Not published by manufacturer." The outlet chip does not hide either column.

Spec	Millermatic 142	TIG230
Process	MIG (GMAW) and flux-cored (FCAW). Source	AC/DC TIG and stick. The page lists nine AC waveforms, including square, sine, triangle, and hybrid. Source
Output amp range	30–140 A. Source	TIG 2–230 A. Stick 10–200 A. Source
Rated duty cycle	100 A at 19 V, 60% duty cycle. 80 A at 18 V, 100% duty cycle. Source	TIG: 35% at 230 A, 60% at 175 A, 100% at 136 A. Stick: 35% at 200 A, 60% at 152 A, 100% at 118 A. The duty lines are not split by voltage. Source
Input voltage and plug	120 V, 20 A, single-phase, 50/60 Hz. Source	90–275 V, 50–60 Hz. That range covers a 120 V outlet and a 240 V outlet. Input amperes are not in the specifications block. Source
Wire or rod size	Set up for .024–.035 in. (0.6–0.9 mm) solid wire and .030–.045 in. (0.8–1.2 mm) flux-cored wire. Uses 4- or 8-inch spools. Source	Not published by manufacturer Source
Weight	33 lb. Source	46 lb. Dimensions 22 in. long, 8 in. wide, 16 in. high. Source
Material thickness	Steel: 24 ga.–3/16 in. single pass. Aluminum: 18–14 ga. single pass. Source	Not published by manufacturer Source