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Siemens Gigaset SL400 / SL400A / SL400H

Siemens Gigaset SL400 / SL400A / SL400H
alaScore 81

1295 reviews

Apr, 2015

alaTest has collected and analyzed 1295 reviews of Siemens Gigaset SL400 / SL400A / SL400H. The average rating for this product is 4.1/5, compared to an average rating of 3.9/5 for other Cordless Phones for all reviews. People are impressed by the reliability and price. The usability and size are also mentioned favorably.

design, size, usability, 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 81/100 = Very good quality.

Review analysis

(Based on 1295 reviews)

Expert Reviews  

User Reviews  

Showing 87 review(s)

Expert Reviews User Reviews
Showing 1 - 87 of 87 Show Reviews: in English | in other languages (1208)

Consumer review by: ( review summary for Siemens Gigaset SL400 / SL400A / SL400H


alaTest has collected and analyzed 82 user reviews of Siemens Gigaset SL400 / SL400A / SL400H from The average user rating for this product is 4.4/5, compared to an average user rating of 4.0/5 for other Cordless Phones on Opinions about the size and reliability are overall positive. The design and usability also get good comments, but many are less positive about the price.

usability, design, reliability, size


93% of the reviews on give this product a positive rating.

This summary is based on the products: Gigaset SL400A Single DECT Bluetooth Cordless Phone - Black / SilverExtra Handset Gigaset SL400H for Gigaset SL400Gigaset SL400A Twin DECT Bluetooth Cordless Phone - Black / Silver

Apr, 2015

Consumer review by: Andie (

Not quite.


Yes without a doubt the best looking phone that i have purchased and i buy phones like ladies buy shoes.

Dec, 2011

Consumer review by: JOHNNIE (



Great product, delivered on time at local store, you have to pay for to get the best .

Oct, 2011

Consumer review by: bren (

Siemens Gigaset SL400A Telephone with Answer Machine-Single


read a lot of different reviews on phones but the saying is true you get what you pay for. this phone is top draw, metal frame with all the magics.very easy to set up,and the best bit is the bluetooth,very clear on calls lots of different ring tones...

Mar, 2011

Consumer review by: a consumer (

GIGASET Gigaset SL400A Digital Cordless Telephone with Answering Machine


This phone is easy to set up, easy to use; has great sound quality both in the phone and the speaker. The base is very neat and once charged the battery life is impressive. There are lots of good features such as calendar, alarms and a big range of...

Best looking best quality phone


Oct, 2010

Consumer review by: Henry (

Siemens Gigaset SL400A


Design and build quality along with excellent sound quality

pricey - especially for a 2nd handset

Product Specifications


Built-in Camera: No
Cordless Phone Standard:DECT
Hands Free Functionality: Yes
Loudspeakers: Yes
Low Radiation: Yes
MMS Functionality: No
Polyphonic Ringtones: Yes
SIM Reader: No
SMS Function: Yes
Video Phone: No


Bluetooth: Yes
Ethernet: No
ISDN Port: No


Backlight Illumination:Display + Keypade Backlight
Number of Display Colours:65.536

General Features

Elderly Friendly Phone: No
Recording System:Digital Announcement and Recording / Not Applicable / Unknown
System Phone: No
Type:Cordless Phone / Cordless Phone with Answering Machine / Single Handset

IP Telephony

H.323 VoIP-Protocol: No
IP Phone: No
SIP-Standard (Session Initiation Protocol): No


Display of Calling Number: Yes