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BT Synergy 5100

BT Synergy 5100
alaScore 76

21 reviews

Aug, 2018

alaTest has collected and analyzed 21 reviews of BT Synergy 5100. The average rating for this product is 3.0/5, compared to an average rating of 4.0/5 for other Cordless Phones for all reviews.

We analyzed user and expert ratings, product age and more factors. Compared to other Cordless Phones the BT Synergy 5100 is awarded an overall alaScore™ of 76/100 = Good quality.

Review analysis

(Based on 21 reviews)

User Reviews  


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Showing 1 - 21 of 21 Show Reviews: in English

Consumer review ( review summary for BT Synergy 5100


alaTest has collected and analyzed 21 user reviews of BT Synergy 5100 from The average user rating for this product is 3.0/5, compared to an average user rating of 4.1/5 for other Cordless Phones on

52% of the reviews on give this product a positive rating.

This summary is based on the products: BT Synergy 5100 DECT Single Cordless Phone - Black / SilverBT Synergy 5100 DECT Single Cordless Phone - Black / Silver

Aug, 2018

Product Specifications

Call management

Caller ID: Yes
Calling line identification presentation (CLIP): Yes
Conference call: Yes
Explicit call transfer: Yes


Handsets Included:3/4


Backlight buttons: No
Colour of product:Black


Backlight colour:Blue
Display number of colours:Monochrome
Display number of lines:5


Caller ID: Yes
Mute Function: Yes
Room monitoring: No
Speakerphone capabilities: Yes


Battery capacity indicator: Yes

Management features

Alarm Clock: Yes
Volume Control:Digital




Call list capacity phonebook:250
Number memory:250
Phonebook capacity:250
SMS storage capacity:50
Telephone book: Yes


Answering machine: No
SMS capability: Yes

Other features

Mac compatibility: No

Packaging Content

Base station: Yes
Charger: Yes


Base station memory card reader:SIM
Maximum indoor range:50
Maximum outdoor range:300

Phone features

Dialer location:Handset
Microphone mute: Yes
Multi base capability:4
Multi handset capability:5
Night mode: No
Polyphonic ring: Yes
Speakerphone: Yes

Ports & interfaces

Wireless Connection: Yes


Battery Capacity:550
Battery technology:Nickel-Metal Hydride (NiMH)
Battery Type:AAA
Standby time:100
Talk Time:10

Power source

Battery talktime:10 hours
Standby time:100 hours


Cordless: Yes
Digital phone: Yes
Video Phone: No
VoIP: No

Weight & Dimensions

Base dimensions:100 x 125 x 44
Base weight:200
Handset dimensions (WxDxH):49 x 25 x 160
Handset weight:110