Everlast PowerPlasma 82i
#1 in Over 45 AFull review
For a fabrication or farm shop that regularly cuts 3/4 to 1 in steel and has the 240 V power and compressor to feed it. It costs far less than the big brand 80 A machines.
Amazon $1,269$1,269
The Everlast PowerPlasma 82i is the better plasma cutter overall, rated 4.7 to 3.5. The Everlast PowerPlasma 82i leads on warranty, value and duty cycle. The Everlast PowerPlasma 82i costs $2,216 less ($1,269 vs $3,485).
Thermal Dynamics Cutmaster 70+
#17 in Over 45 AFull review
A 70 A cutter for farms and fabrication shops that cut thick plate and want a CNC-ready machine. Home shops cutting under 3/4 in can buy smaller.
Amazon $3,485$3,485
Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Everlast PowerPlasma 82i for warranty (5-year warranty on the machine vs 3-year warranty on the machine), value ($1,015.20 per inch of rated cut ($1,269, 1 1/4 in) vs $3,097.78 per inch of rated cut ($3,485, 1 1/8 in)) and duty cycle (60% at full output (80 A) vs 40% at full output (70 A)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every over 45 A plasma cutter; a clear win is highlighted. How we rank explains each one.
| Factor weight | Everlast PowerPlasma 82i | Thermal Dynamics Cutmaster 70+ |
|---|---|---|
| Overall rating | 4.7/5 | 3.5/5 |
| Value 30% | 69 $1,015.20 per inch of rated cut ($1,269, 1 1/4 in) | 32 $3,097.78 per inch of rated cut ($3,485, 1 1/8 in) |
| Cut 20% | 100 1 1/4 in rated cut on mild steel | 83 1 1/8 in rated cut on mild steel |
| Duty cycle 15% | 100 60% at full output (80 A) | 50 40% at full output (70 A) |
| Pilot arc 10% | 100 pilot arc | 100 pilot arc |
| Warranty 25% | 100 5-year warranty on the machine | 50 3-year warranty on the machine |
Specifications
| Everlast PowerPlasma 82i | Thermal Dynamics Cutmaster 70+ | |
|---|---|---|
| Cutting | ||
| Input voltage | 240 V | 120/240 V |
| Maximum output | 80 A | 70 A |
| Rated cut, mild steel | 1 1/4 in | 1 1/8 in |
| Sever cut, mild steel | 1 7/16 in | 1 1/2 in |
| Rated duty cycle | 60% at 80 A, 40 °C | 40% at 70 A |
| Pilot arc | Yes | Yes |
| Arc start | Blowback | - |
| Air and build | ||
| Air supply | 8 cfm, 75 psi | 8.3 cfm, 90 psi |
| CNC port | Yes | Yes |
| Weight | 53 lb | 38.6 lb |
| Warranty | 5 years | 3 years |
| Released | - | 2024-10 |