User Avatar
User Avatar

Lorenz Keller

Gadgets are my passion - whether you need them for the home office, for the household, for sport and pleasure or for the smart home. Or, of course, for the big hobby next to the family, namely fishing.

136 articles


  • News + Trends

    These are the best new AI features from Samsung

    by Lorenz Keller

  • News + Trends

    Galaxy Watch7 Ultra: What the new Samsung smartwatch can do - and what it can't

    by Lorenz Keller

  • News + Trends

    Fold6 and Flip6: Samsung gives the folding phones an upgrade

    by Lorenz Keller

  • News + Trends

    Samsung: What the new Galaxy Ring can do - and where it has weaknesses

    by Lorenz Keller

  • Background information

    Our editors’ desk setups, part 13: Lorenz throws it together

    by Lorenz Keller

  • News + Trends

    Update for the Bosch smart system: e-bike becomes a tour planner

    by Lorenz Keller

  • News + Trends

    Samsung launches foldable phones, watches - and is the ring finally coming?

    by Lorenz Keller

  • Guide

    Which inexpensive cordless vacuum cleaner came out on top in our test?

    by Lorenz Keller

  • News + Trends

    Real progress: New robot vacuum from Ecovacs does not need a bag

    by Lorenz Keller

  • Guide

    Why I even added Magsafe to my Android

    by Lorenz Keller

  • News + Trends

    Realme GT 6: favourable competition for Apple, Samsung, Google and co.

    by Lorenz Keller

  • News + Trends

    Xiaomi Robot Vacuum S20: Inexpensive vacuum robot navigates with laser

    by Lorenz Keller

  • News + Trends

    Amazfit Helio Ring: This smart ring monitors regeneration

    by Lorenz Keller

  • News + Trends

    Galaxy Watch FE: Samsung launches an affordable entry-level smartwatch

    by Lorenz Keller

  • Product test

    4smarts charger with 210 watts: the prettiest power station for your office desk

    by Lorenz Keller

  • Product test

    Dreame L10s Pro Ultra Heat review: first-class vacuum cleaner, second-class price

    by Lorenz Keller

  • Product test

    Sat nav, apps and DAB: how to fit an old car with a smart control centre

    by Lorenz Keller

  • Product test

    Testing the Ugreen Nexode desktop charger

    by Lorenz Keller

  • Product test

    Galaxy A15 review: how good is Samsung’s cheapest smartphone?

    by Lorenz Keller

  • News + Trends

    Sonos annoyed with app update - and has to deliver more

    by Lorenz Keller

  • Product test

    Pixel 8a review: a good deal – with fierce internal competition

    by Lorenz Keller

  • Product test

    Ultrahuman tested: this smart ring works without a plan

    by Lorenz Keller

  • News + Trends

    For environmental reasons: Apple no longer includes stickers

    by Lorenz Keller

  • Product test

    Coros Pace 3: this sports watch isn’t a winner, but a solid finish

    by Lorenz Keller

  • Opinion

    Not all smartwatches count steps accurately, and why that doesn’t matter

    by Lorenz Keller

  • Product test

    A dream come true: I have a robot window cleaner

    by Lorenz Keller

  • News + Trends

    Dreame Roboticmower A1: knows exactly where to mow the lawn thanks to sensors

    by Lorenz Keller

  • News + Trends

    X40 Ultra Complete: New Dreame robot hoover extends brush and mop

    by Lorenz Keller

  • Product test

    The Philips 3000 robot vacuum cleaner ensures cleanliness - and frustration

    by Lorenz Keller

  • Guide

    Which of these 3 affordable screen bars is best?

    by Lorenz Keller

  • News + Trends

    New Oura feature: Can smart rings tell if you're getting sick?

    by Lorenz Keller

  • Product test

    Lexon Speaker: I was seduced by the design

    by Lorenz Keller

  • Product test

    New Shargeek power bank is beautiful and powerful

    by Lorenz Keller