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Garmin DEZL 770LMT

alaTest has collected and analyzed 80 reviews of Garmin DEZL 770LMT. The average rating for this product is 4.2/5, compared to an average rating of 4.0/5 for other GPS for all reviews. Reviewers really like the design and durability. The screen and usability are also mentioned favorably, whereas some have doubts about the route planning and price.

usability, screen, durability, design

performance, size, maps, price, route planning

We analyzed user and expert ratings, product age and more factors. Compared to other GPS the Garmin DEZL 770LMT is awarded an overall alaScore™ of 89/100 = Very good quality.

Review analysis

(Based on 80 reviews)

User Reviews  

Showing 69 review(s)

Expert Reviews User Reviews

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Showing 1 - 20 of 69 Show Reviews: in English | in other languages (11)

Consumer review (amazon.co.uk)

Amazon.co.uk review summary for Garmin DEZL 770LMT

 

alaTest has collected and analyzed 10 user reviews of Garmin DEZL 770LMT from Amazon.co.uk. The average user rating for this product is 4.0/5, compared to an average user rating of 3.9/5 for other GPS on Amazon.co.uk. Many are critical about the price.

price

90% of the reviews on Amazon.co.uk give this product a positive rating.

This summary is based on the products: Garmin BC 30 Wireless Backup Camera for Dezl 570LMT and D/770LMT-D Truck Satellite Navigation SystemGarmin BC 30 Wireless Backup Camera for Dezl 570LMT and D/770LMT-D Truck Satellite Navigation System

Jul, 2018

Consumer review (currys.co.uk)

GARMIN dēzl 770LMT-D Truck 7" Sat Nav - with UK, ROI & Full Europe Maps

 

Too expensive for what you get

Dec, 2017

Consumer review (currys.co.uk)

GARMIN dēzl 770LMT-D Truck 7" Sat Nav - with UK, ROI & Full Europe Maps

 

not sure about the best bits yet, when I go to more places I will submit a review

it tried to take me under a 10 foot bridge, my trailer, 16 feet but once I showed it the error of its ways its fine now

Nov, 2017

Consumer review (currys.co.uk)

GARMIN dēzl 770LMT-D Truck 7" Sat Nav - with UK, ROI & Full Europe Maps

 

Loads of options for pre-planning routes, selects and displays different choices before the selection. Bluetooth to earpiece for more accuracy Great for the professional driver (Truck and Coach) for avoiding restricted routes.

Occasionally freezes while driving, not good if in major city scenarios.

Nov, 2017

Consumer review (currys.co.uk)

GARMIN dēzl 770LMT-D Truck 7" Sat Nav - with UK, ROI & Full Europe Maps

 

Can be really great with most postcodes taking you directly to the address. Nice big screen easy to follow instructrions.

Voice activation is a little hit and miss.... Also sometimes takes you via a strange route to the final destination. Dosent provide alternative routes to avioide truck restrictions.

Nov, 2017

Consumer review (currys.co.uk)

GARMIN dēzl 770LMT-D Truck 7" Sat Nav - with UK, ROI & Full Europe Maps

 

Post code finder very good.but sometime will not accept certain addresses. Screen info excellent. Warnings are very good.

Keeps sending me down lanes and roads that are too narrow for my truck, if you miss a turning it expects you to go into small lanes, housing estates etc, to turn around. Not as good as snooper models which ive used for years. I chose this because of...

Nov, 2017

Consumer review (currys.co.uk)

GARMIN dēzl 770LMT-D Truck 7" Sat Nav - with UK, ROI & Full Europe Maps

 

bridge heights not shown on map

Nov, 2017

Consumer review (currys.co.uk)

GARMIN dēzl 770LMT-D Truck 7" Sat Nav - with UK, ROI & Full Europe Maps

 

Accurate ever time

Nov, 2017

Consumer review (currys.co.uk)

GARMIN dēzl 770LMT-D Truck 7" Sat Nav - with UK, ROI & Full Europe Maps

 

The best truck navigation I ever had.

Nov, 2017

Consumer review (currys.co.uk)

GARMIN dēzl 770LMT-D Truck 7" Sat Nav - with UK, ROI & Full Europe Maps

 

Good size screen which is easy to follow directions from

Cannot save locations/destinations in any personally identifiable way such as give them company names rather than just the postcode or address.

Nov, 2017

Consumer review (currys.co.uk)

GARMIN dēzl 770LMT-D Truck 7" Sat Nav - with UK, ROI & Full Europe Maps

 

Very expensive, the dash fixing is to small, had to buy bigger one, no carry case had to buy, as a HGV driver I bought this just to aide me can't beat a good map!!! this try's to take me down roads that I know I can go down, should of updated my car...

Nov, 2017

Product Specifications

Audio

Built-in speaker(s):Y / Yes
Built-in speakers: Yes
Number of built-in speakers:1

Camera

Built-in camera: No

Design

Color of product:Black
Form Factor:Fixed / Handheld/Fixed

Display

Backlight display: Yes
Display:TFT
Display Diagonal:7
Display Resolution:800 x 480
Display size (HxV):6 x 3.35
Display size (HxV) (imperial):6 x 3.35
Placement supported:Horizontal
Touch screen: Yes
Touchscreen: Yes
Widescreen: Yes

Energy Management

Battery life (max):1
Battery Technology:Lithium-Ion (Li-Ion)
Power source type:Battery

GPS Performance

Antenna:Internal

GPS Type

Auto:No / Yes
Aviation: No
Bicycle:N / No
Camper/Caravan: No
Geocaching (GPS stash hunt):No / Yes
Golf: No
Marine (chartplotters, sounders): No
Outdoor (hiking, trekking): No
Sport (fitness, running): No
Truck: Yes

Map

Ability to add maps: Yes
Maps included: Yes

Memory

Compatible memory cards:MicroSD (TransFlash)
Storage media type:Flash / SSD

Navigation

FM traffic compatible: Yes
Live service: Yes
Live Traffic Message Channel (TMC):Y / Yes
Route avoidance: Yes
Routes quantity:15
Speed limits: Yes
Traffic Message Channel (TMC): Yes
Voice commands: Yes

Networking

Bluetooth: Yes

Operational Conditions

Operating temperature (T-T):0 - 45
Operating temperature range (T-T):0 - 45
Storage temperature (T-T):-20 - 55
Storage temperature range (T-T):-20 - 55

Packaging Content

Cables included:USB
Quick start guide: Yes
Window mount holder included: Yes

Ports & interfaces

USB 2.0 ports quantity:1
USB connectivity:Y

Power

Battery life (max):1
Battery Technology:Lithium-Ion (Li-Ion)
Power source type:Battery

Software

Mac operating systems supported:Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Windows operating systems supported:Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64

Technical Details

Announces street names: Yes
Calculator: Yes
Color of product:Black
Form Factor:Fixed / Handheld/Fixed
Number of Waypoints:1000
Spoken street names:Y
Text-to-speech message reader: No
USB port: Yes
Waypoints: Yes
World travel clock: Yes

Weight & Dimensions

Depth:0.1 / 0.906
Height:0.476 / 4.49
Weight:12.4 / 15.4
Width:0.78 / 7.36