IronMan 240 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	IronMan 240	Unlimited 140
Process	MIG and flux-cored. Spool-gun connection is described for aluminum wire. Source	GMAW/FCAW, SMAW, and GTAW. Source
Output amp range	30–280 A. Source	GMAW/FCAW 30–140 A. SMAW 30–75 A. GTAW 20–110 A. Source
Rated duty cycle	200 A at 24 VDC, 60% duty cycle. Source	GMAW/FCAW 30% at 90 A. SMAW 40% at 75 A. GTAW 20% at 110 A. Source
Input voltage and plug	208 V and 240 V. Amperes input at rated load: 57.0 A at 208 V and 50.8 A at 240 V, on the 200 A, 60% row. A power cord with plug is included. The plug is not named. Source	120 VAC / 60 Hz. Current input: GMAW/FCAW 21 A, SMAW 21.3 A, GTAW 20.5 A. Source
Wire or rod size	The gun note on the sheet says .023–.045 in. (0.6–1.1 mm) wire, and the included drive roll is a dual-groove .030/.035 in. roll. Wire feed speed is 50–700 ipm. 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	186 lb. Source	Not published by manufacturer Source
Material thickness	Mild steel thickness range 24 ga.–1/2 in. (13 mm). Source	Not published by manufacturer Source