Cebora SYNSTAR 250 M vs Telwin Bimax 140i Synergic

Technical comparison · MIG/MAG welding (wire feed)

In brief

SYNSTAR 250 M and Bimax 140i Synergic are not direct competitors: very different prices (~9.4×). Bimax 140i Synergic costs less (~€315) and is the entry-level choice; SYNSTAR 250 M offers more capability at a higher price (~€2950). Judge them by budget, not head-to-head.

Parameter
Cebora SYNSTAR 250 M SYNSTAR 250 M Cebora F3 · Advanced
Telwin Bimax 140i Synergic Bimax 140i Synergic Telwin F2 · Intermediate
Identity
Use tier F3 — Advanced F2 — Intermediate
Price
Price (€) ~2400–3500 € ~280–350 €
Universal specs
Dimensions (W×D×H) (cm) 48 × 83 × 82.5 cm 17.2 × 37.9 × 25.2 cm
Weight (kg) 45 kg 6.3 kg
Power (W) 8600 W 2650 W
Voltage (V) 230 V 230 V
Category specs
Welding type MIG/MAG MIG/MAG
Max welding current (A) 250 A 140 A
Max wire diameter (mm) 1.2 mm 0.9 mm
Duty cycle (rated current) (%) 20 % 15 %
Synergic control True True
Gasless capable True True
Power source technology Inverter Inverter
Aluminium ready True True
Pulse capable True False
Input voltage 230 V (single-phase) 230 V (single-phase)
Supported spool Ø300 mm (~15 kg) Ø100 mm (~1 kg)
Ecosystem
Cloud dependency No No
Software notes The user interface is managed via a large, clear LCD panel that displays critical welding parameters in real time. The machine includes dozens of pre-set synergic curves for various wire and gas combinations straight out of the box. The control electronics offer advanced functions specifically designed for aluminum welding, such as automatic Hot Start and Crater Filler. The welder's operating system is highly expandable: it can be upgraded to include pulsed and double current level welding functions through optional software packages provided by the manufacturer, allowing users to broaden the machine's capabilities according to future production needs. 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.

The differences that matter

  • Price: SYNSTAR 250 M 2950 € vs Bimax 140i Synergic 315 € — Bimax 140i Synergic wins (+837%)
  • Max wire diameter: SYNSTAR 250 M 1.2 mm vs Bimax 140i Synergic 0.9 mm — SYNSTAR 250 M wins (+33%)

Which one to choose

Choose SYNSTAR 250 M if…

you value max wire diameter.

See the SYNSTAR 250 M 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.