Braun BT3520 beard trimmer Battery 40 2 cm Black, Blue

Name: Braun BT3520 beard trimmer Battery 40 2 cm Black, Blue
Brand: Braun

40 length settings up to 2 cm, 50 min runtime and 0.5 mm precision for varied beards.

Manufacturer reference BT3520

58 /100 Its best score: the most length settings, rated "fair" on its category’s scale.

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What the Braun BT3520 beard trimmer Battery 40 2 cm Black, Blue is worth

The Braun BT3520 is a black and blue beard trimmer with corded and NiMH battery operation, offering 40 length steps from 0.5 mm to 2 cm. It runs 50 min on battery, charges in 10 h and weighs 113 g.

Its 40 settings (70/100 rating) and 0.5 mm precision (70/100) match market medians. Its 50 min runtime (45/100) falls short of the typical 100 min. Overall score: 62/100.

This model suits short to medium beards seeking many length options without extended use or waterproofing. Supplied with 2 combs and cleaning brush.

What the spec sheet says

Power source: Battery Nickel-Metal Hydride (NiMH) 50 min
Number of length steps: 40
Minimum hair length: 0.5 mm Maximum hair length: 2 cm
Black, Blue

Its scores, criterion by criterion

Scores out of 100, calculated from the datasheet and compared with the market. The full method is public.

Settings Fair

40 · category median: 40

Precision Fair

0.5 mm · category median: 0.5 mm

Battery life Average

50 min · category median: 100 min

Charging Long

10 h · category median: 1.5 h

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Documents

What the manufacturer publishes about this model. Each document opens in a new tab.

Brochure Braun BT3520 PDF 173.9 KB Document in Français

Specifications

Performance 6

Number of length steps 40

Minimum hair length 0.5 mm

Maximum hair length 2 cm

Wet & Dry No

Control type Buttons, Rotary

Hair comb Yes

Design 2

Product colour Black, Blue

Cordless Yes

Power 8

Power source Battery

Operating time 50 min

Rechargeable Yes

Battery type Built-in battery

Charging time 10 h

Fast charging No

AC input voltage 100 - 240 V

AC input frequency 50/60 Hz

Weight & dimensions 4

Width 44 mm

Depth 41 mm

Height 165 mm

Weight 113 g

Packaging data 1

Package weight 340 g

Packaging content 3

Combs quantity 2

Number of precision combs 2 pc(s)

Cleaning brush Yes

Battery 1

Battery technology Nickel-Metal Hydride (NiMH)

Who this model suits

It’s for you if

Your first criterion is the settings: it happens to be its best score.

You want a good score on the precision, above its category average.

You prefer a model tracked across several merchants, to buy at the right time.

Skip it if

Its lowest score is on the charging: skip it if that is decisive for you.

Frequently asked questions

Answers drawn from this model’s datasheet.

The Braun BT3520 runs for 50 min on battery, which is below the market median of 100 min. This average autonomy is enough for a few uses before recharging, but the charging time reaches 10 h.

No, the BT3520 is not designed for wet and dry use. It operates cordlessly thanks to its rechargeable battery, but lacks waterproofing for use under water.

This trimmer offers 40 length settings between 0.5 mm and 2 cm, which matches the market median. It comes with 2 combs to adjust the cut precisely.