Sealey vs Clarke Mig Welder
Choosing between Sealey and Clarke for a MIG welder can be tough, as both are respected UK brands offering machines for hobbyists and professionals. This comparison breaks down their key differences to help you pick the right one for your workshop.
Quick answer
For most home and semi-professional users, the Clarke range offers better value and user-friendly features, particularly their gasless models. However, Sealey welders often provide superior build quality and duty cycles, making them the better choice for frequent, heavy-duty use.
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Research updated June 2026.

Clarke 135TE Turbo Mig Welder
Best balance of power, features, and price for home users.
| Product | Best for | Key Spec | Rating | Price |
|---|---|---|---|---|
| Clarke 135TE Turbo | Home / Hobby | 130A, Gas/Gasless | 4.7/5 | $$ |
| Sealey 130A MIG/ARC | Budget / Versatility | 130A, MIG/ARC/Spot | 4.3/5 | $ |
| Clarke 151TE Turbo | Power / Thicker Metal | 150A, Gas/Gasless | 4.6/5 | $$$ |
| Sealey 160A MIG/ARC | Professional / Build Quality | 160A, MIG/ARC/Spot | 4.5/5 | $$$$ |
Sealey vs Clarke Mig Welder: Which Brand is Better?
Both Sealey and Clarke are well-known British brands that supply the automotive and engineering sectors. Clarke, a division of Machine Mart, is often the go-to for hobbyists and DIY enthusiasts due to its accessible pricing and strong dealer network. Sealey, on the other hand, has a more industrial reputation, with many of its welders featuring higher duty cycles and more robust components. The choice often comes down to how often you weld and what you are welding.
Key Differences Between Sealey and Clarke Welders
The primary difference lies in build philosophy. Clarke machines are designed for value and ease of use, often including features like gasless operation and simple controls. Sealey machines tend to be heavier, with metal wire feed mechanisms and higher-quality torches. Sealey also offers more multi-process machines (MIG, ARC, Spot) in the same price bracket as a single-process Clarke, but the Clarke machines usually offer a smoother MIG arc.
What to Check Before Buying a MIG Welder
Before choosing between Sealey and Clarke, consider the thickness of the metal you will weld most often. For thin car panels (under 1mm), a lower amp machine with good low-end control is vital. For structural steel (3mm+), you need a machine with at least 150A output. Also check if you have access to gas; gasless (flux-cored) wire is convenient but produces more spatter and is not suitable for all materials.
Mistakes to Avoid When Buying a MIG Welder
A common mistake is buying a machine with too low a duty cycle. A 10% duty cycle at 130A means you can only weld for 1 minute out of 10 before the thermal overload cuts in. Another error is ignoring the wire feed mechanism; a four-roll drive system (common on Sealey) is more reliable than a two-roll system for feeding aluminum wire. Finally, do not overlook the cost of consumables and gas, which can exceed the cost of the welder over time.
Sealey vs Clarke: Build Quality and Warranty
Sealey generally uses thicker gauge steel for the casing and heavier-duty transformers. Their warranty terms are often longer, reflecting confidence in the product. Clarke machines are well-built for their price point, but the internal components are sometimes less robust. Owner reviews on forums like Mig-Welding.co.uk frequently note that Sealey machines are easier to repair and have better parts availability for older models.
Which is Best for Car Bodywork?
For thin sheet metal, the Clarke 135TE Turbo is a favorite. Its variable power settings and smooth wire feed allow for controlled spot welds without blowing holes. The Sealey 130A MIG/ARC can also do the job, but users report the arc can be a bit more aggressive at low settings. For professional restoration work, the Sealey 160A offers the extra power needed for thicker chassis sections.
Which is Best for Heavy Fabrication?
For welding 5mm steel or thicker, the Sealey 160A MIG/ARC is the stronger performer. It has a higher duty cycle and can run larger wire spools (5kg vs the standard 0.5kg or 1kg on many Clarke models). The Clarke 151TE is a good alternative for lighter fabrication, but it will struggle with continuous heavy welding due to its lower duty cycle.
FAQs
Is Clarke or Sealey better for a beginner?
Clarke is generally better for beginners due to simpler controls and better gasless operation. The Clarke 135TE Turbo is a very forgiving machine to learn on.
Can I use a Sealey welder without gas?
Yes, many Sealey MIG welders come with a gasless (flux-cored) torch as standard. Check the product specifications for "MIG/Gasless" capability.
Which brand has better parts availability?
Sealey has excellent parts support through its dealer network, often offering spare parts for machines over 10 years old. Clarke parts are also widely available through Machine Mart.
Are Clarke welders made in the UK?
No, Clarke welders are designed in the UK but manufactured in China and Taiwan to their specifications. Sealey welders are also largely produced overseas.
What is the duty cycle on a Sealey 130A?
The Sealey 130A MIG/ARC typically has a 10% duty cycle at maximum output. This means 1 minute of welding followed by 9 minutes of cooling.
Can a Clarke 135TE weld aluminum?
It is not recommended for aluminum without a spool gun upgrade. The standard torch setup is best suited for steel and stainless steel using gas.
Which is heavier, a Sealey or Clarke welder?
Sealey welders are typically heavier due to larger transformers and metal casings. A Sealey 160A can weigh over 30kg, while a Clarke 135TE is around 13.5kg.
Do both brands offer ARC (stick) welding?
Sealey offers many multi-process machines that include ARC welding. Clarke focuses more on dedicated MIG welders, though some models have a dual-purpose function.
Which is more expensive, Sealey or Clarke?
Sealey machines are generally more expensive for equivalent power ratings due to their industrial build. Clarke offers better value for home users.
Can I use a 15A household socket for these welders?
Most 130A models can run on a standard 13A UK plug, but they may trip breakers on long runs. 150A+ models often require a 16A commando socket.
Our verdict
For the majority of home users and car enthusiasts, the Clarke 135TE Turbo is the best overall choice, offering a superb balance of performance, ease of use, and value. If you need a machine for professional use or thicker materials, the Sealey 160A MIG/ARC is the better investment due to its superior build quality and higher duty cycle.