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931 reviews
May, 2025
alaTest has collected and analyzed 931 reviews of Siemens Gigaset SL400 / SL400A / SL400H. The average rating for this product is 4.1/5, compared to an average rating of 4.0/5 for other Cordless Phones for all reviews. Reviewers are impressed by the reliability and price. The design and size also get good comments.
usability, size, design, price, reliability
We analyzed user and expert ratings, product age and more factors. Compared to other Cordless Phones the Siemens Gigaset SL400 / SL400A / SL400H is awarded an overall alaScore™ of 88/100 = Very good quality.
Consumer review (amazon.co.uk)
alaTest has collected and analyzed 93 user reviews of Siemens Gigaset SL400 / SL400A / SL400H from Amazon.co.uk. The average user rating for this product is 4.3/5, compared to an average user rating of 4.1/5 for other Cordless Phones on Amazon.co.uk. Comments about the reliability and size are overall positive. The design and usability also get good feedback, but there are some mixed comments about the price.
usability, design, size, reliability
90% of the reviews on Amazon.co.uk give this product a positive rating.
Expert review by (which.co.uk)
Sleek, compact and Bluetooth enabled the Siemens Gigaset SL400A is a premium digital cordless phone. An attractive design object with an integrated answering machine and a host of advanced features including: a large phonebook, hands-free speakerphone...
Consumer review (which.co.uk)
We bought 2 Gigaset SL400A twins, as we need four phones and couldn't find anyone selling the quad version. They are great phones, which are very easy to use and set up. One of our main reasons for choosing them was the ability to transfer contact...
Consumer review (which.co.uk)
i'm very pleased with this phone. It is beautifully designed and made and for me, being able to site the phones anywhere in my house without the need for installing phone cable runs is really important. The sound quality is excellent, and the...
Consumer review (reevoo.com)
The charger cradle is totally separate from the transmitter. So you can have the transmitter hidden away next to the phone line connection point, and the charger cradle somewhere handy, in a different room Can send & receive texts just like a mobile
Consumer review (reevoo.com)
Feels like a quality product. Looks good. Separate base to phone stand is good
The volume is too low if background noise in room where phone is being used. Speakerphone echoes your voice
Consumer review (reevoo.com)
The clarity and clearness of conversations no matter where in the world the calls are made.
No bad points
Consumer review (reevoo.com)
It's like having a mobile phone,light,slim loads of extras on it.
Consumer review (reevoo.com)
Clear reception whether your calling out or receiving a call
Consumer review (reevoo.com)
It's links up via Bluetooth with hearing aids
Quite small, difficult with poor sight
Consumer review (reevoo.com)
These handsets are just quality. Far superior to the plastic of other phones.
Costly but you pay for what you get. First two sets also had scratches on screen which was disappointing as had to return twice.
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