TIG225X vs Unlimited 140

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	TIG225X	Unlimited 140
Process	AC/DC TIG and stick. The page tells the operator to use AC for aluminum and magnesium and DC for steel, stainless, and most other metals. Source	GMAW/FCAW, SMAW, and GTAW. Source
Output amp range	TIG 10–225 A. Stick 10–180 A. Source	GMAW/FCAW 30–140 A. SMAW 30–75 A. GTAW 20–110 A. Source
Rated duty cycle	TIG: 40% at max output, and 100% at 108 A on 120 V or 155 A on 240 V. Stick: 40% at max output, and 100% at 76 A on 120 V or 139 A on 240 V. Source	GMAW/FCAW 30% at 90 A. SMAW 40% at 75 A. GTAW 20% at 110 A. Source
Input voltage and plug	120 V / 240 V, single-phase, 50/60 Hz. Input amperes and a plug name are not in the specifications list. Source	120 VAC / 60 Hz. Current input: GMAW/FCAW 21 A, SMAW 21.3 A, GTAW 20.5 A. Source
Wire or rod size	Not published by manufacturer Source	Solid core .025 / .030 / .035 in. Flux-cored .030 / .035 in. Wire speed 80–275 IPM. Spool capacity up to 12 lb. Source
Weight	41 lb (18.5 kg). Source	Not published by manufacturer Source
Material thickness	The page says it can weld materials up to 1/2 inch thick. Source	Not published by manufacturer Source