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Brother Innov-is F420 vs Brother FS40S

What does the step up inside one brand actually get you?

Both are Brother computerised machines. Comparing within a brand strips out the noise: same design language, same dealer network, and only the specification changes.

Brother Innov-is F420 computerised sewing machine, front three-quarter view

Brother Innov-is F420

Wins 4 of 6

Check price

≈ £695 / 1050 €

Brother FS40S computerised sewing machine, front three-quarter view

Brother FS40S

Wins 1 of 6

Check price

≈ 200 €

Line by line

Compared on Innov-is F420 FS40S
Stitches 140 40
Buttonhole styles 10 Not published
Automatic thread cutter Yes Not published
Screen 3.5 in LCD LCD
Weight 10.0 kg 2.95 kg
Markets verified Five — not the US All six

A tick marks the better answer on that line only. Counting ticks does not decide the page — the two verdicts below do, because these machines answer different questions.

Which one, for whom

Buy the Innov-is F420

Buy the F420 if you sew garments with buttonholes. Ten buttonhole styles and an automatic thread cutter are the two things that genuinely change daily use, and neither is on the FS40S listing.

Buy the FS40S

Buy the FS40S if you want something light you can move and store, or if you are in the United States where the F420 is not sold. It is a real machine, not a compromise — just a lighter one.

Questions people actually ask

Is 140 stitches worth it over 40?

Not on its own. The ten buttonhole styles inside that number are; the remaining hundred decorative stitches are what fits on a box.

Why is the heavier machine not the stronger one?

Because ten kilos here buys a larger chassis, a screen, a thread cutter and the motor to drive them — size rather than piercing power. Weight indicates build on mechanical machines, size on computerised ones.

The full reviews

  • Brother Innov-is F420

    140 stitches · 3.5" LCD · thread cutter

    Brother's upper-mid computerised machine: 140 stitches, ten buttonhole styles, an automatic thread cutter and a 3.5-inch screen. One reference across the whole of Europe, absent from the US.

    Best for: Garment sewing where buttonholes and finish matter more than raw power

    ≈ £695 / 1050 €

  • Brother FS40S

    40 stitches · LCD · free arm · 2.95 kg

    Brother's light computerised machine: 40 stitches, an LCD, a needle threader and a free arm, at just under three kilos. One reference on all six Amazon stores we checked.

    Best for: Light dressmaking, alterations and a first machine that has to live in a cupboard

    ≈ 200 €