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Barreto Manufacturing 30SG vs Karcher K5 Power Control Flex

The Barreto Manufacturing 30SG is a hydraulic tracked stump grinder. The Karcher K5 Power Control Flex is a domestic electric pressure washer for patios, cars and outdoor cleaning.

Last reviewed 13 September 2026

30SG
Barreto Manufacturing 30SG
Karcher K5 Power Control Flex
Karcher K5 Power Control Flex - image: Karcher

Specifications side by side

Barreto Manufacturing 30SGKarcher K5 Power Control Flex
Weight1,700 lb12.4 kg (without accessories)
Engine31hp Briggs & Stratton Vanguard V-twin-
Cutting wheel diameter19.2" to tooth-
Cutting depth12"-
Max pressure-20-145 bar
Max flow rate-500 l/h
Area performance-40 sq m per hour

Sources: Barreto Manufacturing 30SG, Karcher K5 Power Control Flex. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the 30SG if...

A tracked, hydraulically driven stump grinder built for tree surgeons and landscapers clearing stumps on soft or uneven ground. Independent hydrostatic tracks let it work in places a wheeled grinder cannot reach.

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Full 30SG specifications →

Buy or hire the K5 Power Control Flex if...

The K5 sits in Karcher's mid-to-upper domestic range, bought outright by homeowners for regular patio, car and garden furniture cleaning rather than hired. It is frequently the model UK reviewers and retailers use as the benchmark domestic Karcher pressure washer.

Full K5 Power Control Flex specifications →

Common questions

What is the difference between the Barreto Manufacturing 30SG and the Karcher K5 Power Control Flex?

The Barreto Manufacturing 30SG is a hydraulic tracked stump grinder; the Karcher K5 Power Control Flex is a domestic electric pressure washer for patios, cars and outdoor cleaning.

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