Millermatic 142 vs Thunderbolt 210 MV

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	Thunderbolt 210 MV
Process	MIG (GMAW) and flux-cored (FCAW). Source	Stick (SMAW). Source
Output amp range	30–140 A. Source	120 V: 10–110 A. 240 V: 10–210 A. Source
Rated duty cycle	100 A at 19 V, 60% duty cycle. 80 A at 18 V, 100% duty cycle. Source	120 V: 65 A at 60% duty cycle and 50 A at 100% duty cycle. 240 V: 135 A at 60% duty cycle and 105 A at 100% duty cycle. Source
Input voltage and plug	120 V, 20 A, single-phase, 50/60 Hz. Source	1-phase power, 120 V or 240 V, 50/60 Hz. Maximum amps input at rated load output: 27.8 A at 120 V and 44.9 A at 240 V. The cord includes multi-voltage plugs for 120 V and 240 V. 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	13 lb. Source
Material thickness	Steel: 24 ga.–3/16 in. single pass. Aluminum: 18–14 ga. single pass. Source	Maximum mild steel thickness: 120 V, 1/8 in. 240 V, 1/2 in. Source