Lincoln Electric CITOLINE i300 vs Telwin Mastermig 270/2
Technical comparison · MIG/MAG welding (wire feed)
CITOLINE i300 and Mastermig 270/2 are two mig/mag welding (wire feed) in a similar class. Choose CITOLINE i300 if synergic control and max wire diameter matters more; choose Mastermig 270/2 if price and max wire feed speed matters more. On the category's overall technical index, CITOLINE i300 scores 90/100 against 53/100 for Mastermig 270/2.
| Parameter |
CITOLINE i300
Lincoln Electric
F3 · Advanced
|
Mastermig 270/2
Telwin
F4 · Semi-professional
|
|---|---|---|
| Identity | ||
| Use tier | F3 — Advanced | F4 — Semi-professional |
| Price | ||
| Price (€) | ~1800–2400 € | ~1800–2200 € |
| Universal specs | ||
| Dimensions (W×D×H) (cm) | 39.5 × 83 × 76 cm | 45.3 × 87 × 80 cm |
| Weight (kg) | 50 kg | 66 kg |
| Power (W) | 15000 W | 9000 W |
| Voltage (V) | 400 V | 400 V |
| Maximum speed | — | 20000 mm/min |
| Category specs | ||
| Welding type | Multi-process | MIG/MAG |
| Max wire feed speed (m/min) | 18 m/min | 20 m/min |
| Max welding current (A) | 300 A | 270 A |
| Max wire diameter (mm) | 1.6 mm | 1.2 mm |
| Duty cycle (rated current) (%) | 35 % | — |
| Synergic control | True | False |
| Gasless capable | True | — |
| Power source technology | Inverter | Transformer |
| Aluminium ready | True | True |
| Pulse capable | False | False |
| Input voltage | 400 V (three-phase) | Dual voltage |
| Supported spool | Ø300 mm (~15 kg) | Ø300 mm (~15 kg) |
| Ecosystem | ||
| Cloud dependency | No | No |
| Software notes | Control over all operational functions is managed through an intuitive front-panel interface, featuring large LED displays that provide high readability even under strong lighting conditions. The power source integrates 24 factory-preset synergic programs, which are engineered to greatly simplify the configuration of welding parameters across various materials, including carbon steel, stainless steel, aluminum, and flux-cored wire. Operators can also easily access the traditional 2T and 4T trigger modes, alongside fully adjustable Run-In and Burnback functions to refine the welding arc. Consistent with most industrial systems in this specific equipment category, absolutely no connection to cloud services or reliance on external software applications is required. | As a step-regulated transformer welding machine, it features no management software or digital interface. Parameter control is purely electromechanical via selectors on the front panel, providing 10 positions for voltage adjustment along with potentiometers for manual regulation of wire feed speed and spot-welding time. |
The differences that matter
- Synergic control: CITOLINE i300 yes, Mastermig 270/2 no
- Max wire diameter: CITOLINE i300 1.6 mm vs Mastermig 270/2 1.2 mm — CITOLINE i300 wins (+33%)
- Price: CITOLINE i300 2100 € vs Mastermig 270/2 2000 € — Mastermig 270/2 wins (+5%)
- Max wire feed speed: CITOLINE i300 18 m/min vs Mastermig 270/2 20 m/min — Mastermig 270/2 wins (+11%)
Which one to choose
Choose CITOLINE i300 if…
you value synergic control and max wire diameter.
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