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Whistler WGPX-635

alaTest has collected and analyzed 9 reviews of Whistler WGPX-635. The average rating for this product is 3.2/5, compared to an average rating of 4.0/5 for other GPS for all reviews. Comments about the size and screen are overall positive. The maps and performance are also mentioned favorably. Opinions are divided on the usability. There are some less positive views about the reliability.

price, performance, maps, screen, size


We analyzed user and expert ratings, product age and more factors. Compared to other GPS the Whistler WGPX-635 is awarded an overall alaScore™ of 75/100 = Good quality.

Review analysis

(Based on 9 reviews)

Expert Reviews  

User Reviews  

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Consumer review ( review summary for Whistler WGPX-635


alaTest has collected and analyzed 4 user reviews of Whistler WGPX-635 from The average user rating for this product is 2.5/5, compared to an average user rating of 4.0/5 for other GPS on Reviewers really like the performance. The maps is also mentioned favorably, but many are critical about the usability and reliability.

price, maps, performance

reliability, usability

50% of the reviews on give this product a positive rating.

This summary is based on the products: Whistler Wgpx-635 Touch Screen GpsWhistler Wgpx-635 Touch Screen Gps

Jun, 2018

Expert review by : (

Expert Review

Jun, 2008

Consumer review (

WHISTLER WGPX-635 GPS Receiver With USA Maps Preloaded


Other than the mp3 or jpg abilities, it works great.

Ordered this from another site while it was on sale. Preloaded maps are very sharp and on point. Directions remain accurate even through rainy conditions. Let's you store favorites and allows you to locate nearest atm's, gas stations, hospitals,...

Production description on the site read that this model plays mp3 files and lets you view jpg images. Contacted Whistler and they mentioned it doesn't have any of those capabiities, only the WGPX-550 does

Dec, 2006

Consumer review (

wgpx-635 - do not buy!


This unit has been having issues since the day I got it. Will completely crash while I'm driving. If I get to a destination and try to set a new one it locks up and I have to reset it. EVERY time this happens u have to calibrate it with the stylus...

Sometimes it works

Crashes daily or locks up. Requires a calibration every time you reset it

Oct, 2008

Consumer review (

Terrible Sound Quality


I love this unit - other than its sound quality. Forget even hearing it while you're driving. I have 2 newer vehicles that ride quietly - however with normal road noise you cannot hear the voice command on the GPS unit. I had to get an FM modulator and...

ease of use, portability, accurate, good screen quality, great size, great accessories


Jun, 2008

Consumer review (

WGPX-635 is nice


Perfect GPS for me, I had to upgrade my old GPS I used to have for almost 4 years to new one and after reading about it decided to go with it and so far I like it very much.

Apr, 2007

Product Specifications

PRODUCT FEATURES: No downloading necessary - unit ready to travel Anti-glare color TFT LCD touch screen display Includes millions of points of interest Speed alert function Programmable "Home" button External antenna jack - MMCX type External earphone jack - stereo Flip-up GPS antenna


Run Time (Up To):8hour(s)

Built-in Display

Diagonal Size:3.5"
Diagonal Size (metric):8.9 cm
Resolution:240 x 320

Dimensions & Weight


GPS Software

Maps Included:Canada / Puerto Rico / USA

GPS System

Receiver:20 channel
Recommended Use:Automotive
Type:GPS receiver


Manufacturer:Whistler Group
Packaged Quantity:1
Product Line:Whistler