Lincoln Electric QUICKMIG 250 vs Telwin Bimax 140i Synergic

Technical comparison · MIG/MAG welding (wire feed)

In brief

QUICKMIG 250 and Bimax 140i Synergic are not direct competitors: very different prices (~5.2×). Bimax 140i Synergic costs less (~€315) and is the entry-level choice; QUICKMIG 250 offers more capability at a higher price (~€1630). Judge them by budget, not head-to-head.

Parameter
Telwin Bimax 140i Synergic Bimax 140i Synergic Telwin F2 · Intermediate
Awards
Identity
Use tier F3 — Advanced F2 — Intermediate
Price
Price (€) 1630 € ~280–350 €
Universal specs
Dimensions (W×D×H) (cm) 39.5 × 83 × 76 cm 17.2 × 37.9 × 25.2 cm
Weight (kg) 50 kg 6.3 kg
Power (W) 2650 W
Voltage (V) 400 V 230 V
Category specs
Welding type Multi-process MIG/MAG
Max wire feed speed (m/min) 18 m/min
Max welding current (A) 250 A 140 A
Max wire diameter (mm) 1.2 mm 0.9 mm
Duty cycle (rated current) (%) 35 % 15 %
Synergic control True True
Gasless capable True True
Power source technology Inverter Inverter
Aluminium ready True True
Pulse capable False False
Input voltage 400 V (three-phase) 230 V (single-phase)
Supported spool Ø300 mm (~15 kg) Ø100 mm (~1 kg)
Ecosystem
Cloud dependency No No
Software notes The machine's control relies on a proprietary hardware interface integrated into the front panel, featuring large LED displays that clearly show welding parameters in real-time. It does not require any external software to function, nor a mobile application, operating entirely offline. The digital panel allows the operator to quickly access 24 preset synergic programs, optimized for welding carbon steel, stainless steel, aluminum, and gasless flux-cored wire. The internal microprocessor automatically manages wire speed and arc voltage based on the selected thickness and material, reducing setup times. Fine adjustments for inductance and burn-back can be intuitively accessed directly from the on-board interface. The machine is governed by a microprocessor control that manages the synergic logic of the welding process. The user simply selects the thickness of the material to be worked, and the system automatically adjusts the wire speed and the optimal arc voltage. This internal software drastically reduces setup times and prevents configuration errors typical of traditional power sources. There are no interfaces for computer connection, external firmware updates, or wireless connectivity, as the entire digital ecosystem is permanently integrated into the internal electronic board. The system is designed to be autonomous, offering an immediate user experience focused on the stability of the electric arc during real-time operation.

MakerSpecs Awards

QUICKMIG 250

Best value Advanced

At €1630 it offers the best performance-to-price ratio among the 15 advanced MIG/MAG welding (wire feed) machines, with a technical score of 81/100.

How we assign awards →
Bimax 140i Synergic

Nessun riconoscimento in questa fascia.

The differences that matter

  • Price: QUICKMIG 250 1630 € vs Bimax 140i Synergic 315 € — Bimax 140i Synergic wins (+417%)
  • Max wire diameter: QUICKMIG 250 1.2 mm vs Bimax 140i Synergic 0.9 mm — QUICKMIG 250 wins (+33%)

Which one to choose

Choose QUICKMIG 250 if…

you value max wire diameter.

See the QUICKMIG 250 sheet →

Choose Bimax 140i Synergic if…

you value price.

See the Bimax 140i Synergic sheet →

MakerSpecs is an independent atlas. We don't sell products: this comparison links to both sheets, where you'll find complete data and official links.