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alaTest has collected and analyzed 13 reviews from magazines and websites. Opinions about the screen and voice guidance are generally positive. The route planning and design are also appreciated, whereas there are some less positive views about the value for money.

usability, design, route planning, voice guidance, screen

value for money

We analyzed user and expert ratings, product age and more factors. Compared to other GPS the NAVMAN GPS 3420 is awarded an overall alaScore™ of 63/100 = Good quality.

Review analysis

(Based on 13 reviews)

1 expert reviews

User Reviews  

Showing 2 review(s)

Expert Reviews User Reviews
Showing 1 - 2 of 2 Show Reviews: in English

Expert review by:

Navman GPS 3420 for iPAQ


Small dedicated handheld GPS units from companies such as Garmin and Magellan have become very popular and very affordable over the past few years.

Highly detailed maps ; Great use of iPAQ display ; Sophisticated routing capability ; Navigation with voice instructions ; Built-in ...

A bit bulky compared to dedicated handheld GPS units (like eMap) ; Insert for CompactFlash slot difficult to remove

As a veteran GPS user, I had high expectations of the Navman, and it didn't disappoint me. I'd still use my eMap in more "hostile" environments (like ...

Consumer review by:

Amazon review summary for NAVMAN GPS 3420


alaTest has collected and analyzed 8 user reviews of NAVMAN GPS 3420 from The average user rating for this product is 2.3/5, compared to an average user rating of 4.0/5 for other GPS on

usability, size, design, voice guidance, route planning

38% of the reviews on give this product a positive rating.

This summary is based on the products: Navman GPS 3420 for iPAQ H3600, H3700 & H3800 series pocket PCsNavman GPS 3420 for iPAQ H3600, H3700 & H3800 series pocket PCs


Product Specifications

The Navman GPS 3420 is a convenient, powerful and easy-to-use personal navigation solution. Whether driving across country, walking around town or anything in between, the Navman GPS 3420 includes everything needed to turn a HP iPAQ H3700, H3800, H3900 and H5400 Pocket PC into a complete street navigation solution. Navman combined the confidence of NAVTECH map data - found in 100% of North America's in-car vehicle systems - with the convenience of GPS sleeve and SmartST Professional, a powerful street mapping program, to give you a premier mobile GPS street mapping solution! Navman even included a windshield mounting bracket and vehicle power adapter so you have everything you need, to know where you are, and get where you are going.

Dimensions & Weight


GPS Compatibility

Compatible Devices (for S.D.):For iPAQ 3600, 3700, 3800, 3900 or 5400 series
Compatible Handhelds:Compaq iPAQ H3700 series / Compaq iPAQ H3800 series / Compaq iPAQ H3900 series / Compaq iPAQ H5400 series

GPS System

Product Type:GPS kit
Receiver:12 channel


Country Kits:United States
Packaged Quantity:1
Product Line:NAVMAN GPS