Lincoln Weld-Pak 90i MIG
#4 in 120 VFull review
A small, light 120 V MIG welder for hobby, auto body and home repair work. It is a good first welder if you don’t need thick steel or other processes.
Amazon $414.99$414.99
The Lincoln Weld-Pak 90i MIG is the better MIG welder overall, rated 3.2 to 3.1. The Lincoln Weld-Pak 90i MIG leads on warranty and processes. The Titanium Easy-Flux 125 wins on value. The Titanium Easy-Flux 125 costs $265 less ($149.99 vs $414.99).
Titanium Easy-Flux 125
#8 in 120 VFull review
A basic store shelf flux core welder for occasional light repairs on 3/16 in steel or thinner. The short warranty and duty cycle make it a starter tool, not a shop machine.
Harbor Freight $149.99$149.99
Prices were last checked November 3, 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 Lincoln Weld-Pak 90i MIG for warranty (3-year warranty on the machine vs 0.2-year warranty on the machine) and processes (MIG, flux-core vs Flux-core).
- Choose the Titanium Easy-Flux 125 for value ($1.20 per amp ($149.99, 125 A maximum) vs $3.46 per amp ($414.99, 120 A maximum)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 120 V MIG welder; a clear win is highlighted. How we rank explains each one.
| Factor weight | Lincoln Weld-Pak 90i MIG | Titanium Easy-Flux 125 |
|---|---|---|
| Overall rating | 3.2/5 | 3.1/5 |
| Value 30% | 46 $3.46 per amp ($414.99, 120 A maximum) | 100 $1.20 per amp ($149.99, 125 A maximum) |
| Duty cycle 20% | 28 30% at 90 A, about 17% at full output | 22 30% at 90 A, about 16% at full output |
| Processes 15% | 40 MIG, flux-core | 0 Flux-core |
| Weight 10% | 100 15 lb | 100 15 lb |
| Warranty 25% | 50 3-year warranty on the machine | 0 0.2-year warranty on the machine |
Specifications
| Lincoln Weld-Pak 90i MIG | Titanium Easy-Flux 125 | |
|---|---|---|
| Output | ||
| Input voltage | 120 V | 120 V |
| Maximum output | 120 A | 125 A |
| Rated duty cycle | 30% at 90 A | 30% at 90 A |
| Thickest steel, one pass | 0.25 in | 0.188 in |
| Inverter | Yes | Yes |
| Processes and wire | ||
| Gas MIG | Yes | No |
| Stick | No | No |
| TIG | No | No |
| Spool gun ready | No | No |
| Wire sizes | 0.025 to 0.035 in | 0.03 to 0.035 in |
| Largest spool | - | 2 lb |
| Synergic settings | No | No |
| Build | ||
| Weight | 15 lb | 15 lb |
| Warranty | 3 years | 0.2 years |
| Released | - | 2019-10 |