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Navman N20

alaTest has collected and analyzed 63 reviews of Navman N20. The average rating for this product is 3.9/5, compared to an average rating of 4.0/5 for other GPS for all reviews. Opinions about the durability and size are overall positive. The reliability and performance also get good comments, but there are some mixed comments about the maps.

usability, performance, reliability, size, durability

We analyzed user and expert ratings, product age and more factors. Compared to other GPS the Navman N20 is awarded an overall alaScore™ of 76/100 = Good quality.

Review analysis

(Based on 63 reviews)

Expert Reviews  

User Reviews  

Showing 16 review(s)

Expert Reviews User Reviews


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Showing 1 - 16 of 16 Show Reviews: in English | in other languages (37)

Consumer review ( review summary for Navman N20


alaTest has collected and analyzed 9 user reviews of Navman N20 from The average user rating for this product is 3.8/5, compared to an average user rating of 3.9/5 for other GPS on Comments about the screen and size are generally positive. The durability and performance also get good comments. Some have doubts about the reliability, and reviews are divided on the maps.

usability, performance, durability, size, screen


78% of the reviews on give this product a positive rating.

This summary is based on the products: Navman N20 Satellite Navigation System With UK MappingNavman N20 Satellite Navigation System With UK Mapping

Mar, 2018

Expert review by : staff (

Navman N20 review


A stylish mid-range satnav

Compact design ; Accurate, responsive satnav ; Good price for what you get

No obvious weaknesses

A good all-rounder that comes in at a great price for the features it has

Mar, 2008

Expert review by : PC Advisor staff (

Navman N20


Navman's N20 includes NavPix, which allows you to select a destination by picture but not, on this model, to take them. NavPix is a way of navigating using pictures. Save a series of thumbnails of saved or downloaded locations. The N20 stores the...

A cinch to use, a five-hour battery and clean, clear maps earn this satnav our praise.

Mar, 2007

Expert review by (

If A Picture Paints A Thousand Words - Navman N20 Review


Navigating by pictures is the new feature of the Navman N20. But does the lack of an inbuilt camera make it a blurred distinction? With the latest UK maps and a revised navigation algorithm we see if it has more to offer?

Dec, 2006

Consumer review (

Buy yourself a good map instead


Having travelled around the UK for the last 25 years I have always been rather sceptical about GPS navigation devices. But, I felt...

Feb, 2007

Consumer review (

Navman N20


Build quality on this Navman N20 UK sat nav is good - far better than previous model purchased. Software easy to use, battery life...

Feb, 2007

Consumer review (

So far, so good!


I purchased the Navman N20 car sat nav as a replacement for my old Navman i520. My previous experience with the 520 was enough to ...

Feb, 2007

Consumer review (

My first Sat Nav!


This Navman N20 UK car sat nav works straight out of the box ready to go. The only thing it doesn't come with is a standard mains ...

Nov, 2006

Product Specifications


Color of product:Grey


Display size (HxV):3.5
Display size (HxV) (imperial):3.5

Energy Management

Battery life (max):4
Battery performance:1200
Battery Technology:Lithium-Ion (Li-Ion)

GPS Type

Auto: Yes
Aviation: No
Bike/Scooter: No
Geocaching (GPS stash hunt): No
Marine (chartplotters, sounders): No
Outdoor (hiking, trekking): No
Sport (fitness, running): No


Bluetooth: No

Other Features

AC adapter input voltage:12
Basemap: Yes
GPS receiver:SiRFstarIII Generation 2
I/O ports:- USB 1.1


Battery Capacity:1200
Battery life (max):4
Battery Technology:Lithium-Ion (Li-Ion)


Built-in processor:Samsung S3C2440
Processor:Samsung S3C2440
Processor frequency:400
Processor model:Samsung S3C2440

Technical Details

Color of product:Grey
Interface Type:Touch Screen

Weight & Dimensions