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Holding a stubble at one exact length

A stubble is a length, not a look, and holding one depends entirely on how finely the trimmer steps between one and three millimeters — under an eighth of an inch, where most tools have nothing.

The setting is the beard

Pick a number and keep it. The look people describe as a designer stubble is simply the same setting used every two or three days, and the tool either holds it or it does not.

Count the settings where a stubble lives

Everything on this page turns on one narrow band: 1 to 3 mm (0.04 to 0.12 in), which is under an eighth of an inch. A trimmer’s advertised range tells you nothing about it.

  • Philips MG7962 — eleven settings, 0.2 mm (0.01 in) apart
  • Braun BT9545 — nine, at 0.25 mm (0.01 in)
  • Braun BT5525 — five, at 0.5 mm (0.02 in)
  • Remington MB5000 — five at the short end, where Remington states steps of “0.5 mm (0.02 in) to 2 mm (0.08 in)” across the range without saying where they widen
  • Philips OneBlade — combs at 1, 3 and 5 mm (0.20 in): two inside the band, and nothing between them

The OneBlade is a good tool and it is not this tool. If holding one exact stubble is the job, a set of fixed combs cannot do it, whatever the rest of the listing says. See the rest on beard trimmers.

Check the wheel locks

Braun’s Series 5 and Series 9 trimmers have a lock button on the precision wheel, and it is not a luxury. On the BT5525 each click is half a millimeter, so two clicks knocked out of place mid-pass is a full millimeter — a step you then chase across the whole beard. On the BT9545 each click is a quarter, which makes the wheel finer and the knock harder to see.

Work in one direction, then across

Against the grain first for an even cut, then a light pass across it to catch what lay flat. Trimming with the grain leaves the same hairs standing every time.

The neckline is not the jawline

Set the edge two fingers above the Adam’s apple, in a curve that follows the jaw. Guards off for this, and slowly — it is the part that shows.

Then leave it alone

The commonest mistake after a good trim is fixing one side, then the other, then the first again. Each correction is a click, and a click is a quarter or a half of a millimeter — which sounds like nothing until four of them have come off one cheek.

What people ask about this

What length is a three-day stubble?

Between 1 and 2 mm (0.08 in) — a thirty-second to a sixteenth of an inch. At the usual growth rate of 0.3 to 0.5 mm (0.01 to 0.02 in) a day, three days is about 1 to 1.5 mm (0.04 to 0.06 in) of growth, which is where the name comes from. [The full answer is here](/answers/what-length-is-a-3-day-stubble/), and the practical consequence is on this page: count the settings in that band before buying.

Which tool has the most settings in that band?

The Philips [MG7962](/reviews/philips-mg7962/) kit, with eleven — its precision comb steps 0.2 mm (0.01 in) from 1 to 3 mm (0.04 to 0.12 in), which is the finest adjustment anywhere on this site in the range that decides a stubble. The Braun [BT9545](/reviews/braun-bt9545/) gives nine at 0.25 mm (0.01 in), the [BT5525](/reviews/braun-bt5525/) five at 0.5 mm (0.02 in). The Philips OneBlade has combs at 1, 3 and 5 mm (0.20 in), so it offers both ends of the band and nothing between.

Why does my beard look uneven on one side?

Usually because the wheel moved. On a trimmer with forty settings half a millimeter apart, a knock of two clicks mid-pass is invisible until the two sides are compared. A locking wheel removes the failure, and both Brauns here publish one.

Last reviewed October 12, 2026

The tools this assumes

Everything above works with what you already own. These are the products we would reach for, and each links to the full review rather than straight to a shop.

  • Philips MG7962/30

    19-in-1 · 26 lengths, 0.5–20 mm (0.02 to 0.79 in) · BeardSense · metal blade

    Nineteen attachments and twenty-six lengths from 0.5 to 20 mm (0.02 to 0.79 in), with a premium precision comb stepping 0.2 mm (0.01 in) between 1 and 3 mm (0.12 in), a full-metal blade, and BeardSense scanning density 125 times a second.

    Best for: One kit for the whole head and body, with a stubble held to a fifth of a millimeter.

    7.7/10

    ≈ $125

  • Braun BT9545

    52 lengths in 0.25 mm steps · AutoSense · ProBlade · 180 min

    Braun's top beard trimmer: 52 length settings in 0.25 mm steps, an AutoSense system that adapts to beard density, a PowerBoost mode, a separate PrecisionShave head, and up to 180 minutes of cordless use.

    Best for: A dense beard shaped precisely, where a quarter of a millimeter is a decision you actually make.

    8.4/10

  • Braun BT5525

    40 lengths in 0.5 mm steps · lock wheel · 100% waterproof · 120 min

    Forty length settings in precise 0.5 mm (0.02 in) steps on a precision wheel with a lock button, on a trimmer Braun states is 100% waterproof, with up to 120 minutes of cordless use.

    Best for: A beard held at an exact length, trimmed in the shower.

    7.8/10

  • Remington MB5000

    17 lengths, 0.4–18 mm (0.02 to 0.71 in) · titanium blades · zoom wheel · 60 min

    Seventeen lengths between 0.4 and 18 mm (0.71 in) on a zoom wheel, in 0.5 mm steps at the short end, on titanium-coated self-sharpening blades. Sixty minutes cordless, two hours to charge, washable blades and a travel pouch.

    Best for: Keeping a stubble at one exact length, week after week, at the lowest published price in the group.

    7.4/10

    ≈ $55