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Humminbird 797c2

alaTest has collected and analyzed 98 reviews of Humminbird 797c2. The average rating for this product is 4.1/5, compared to an average rating of 4.0/5 for other GPS for all reviews. People really like the screen and design. The price and performance are also appreciated, whereas many are negative about the maps.

usability, performance, price, design, screen


We analyzed user and expert ratings, product age and more factors. Compared to other GPS the Humminbird 797c2 is awarded an overall alaScore™ of 75/100 = Good quality.

Review analysis

(Based on 98 reviews)

User Reviews  

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Consumer review ( review summary for Humminbird 797c2


alaTest has collected and analyzed 95 user reviews of Humminbird 797c2 from The average user rating for this product is 4.1/5, compared to an average user rating of 4.0/5 for other GPS on People are impressed by the reliability and screen. The performance and price also get good comments. Some have doubts about the maps and design. There are some mixed views about the size.

usability, price, performance, screen, reliability

design, maps

85% of the reviews on give this product a positive rating.

This summary is based on the products: Humminbird 787c2 Combo Color Fish Finder without GPS ReceiverHumminbird 787c2 Combo Color Fish Finder without GPS Receiver

May, 2018

Consumer review (

sorry to have bought


poor commpany support

bad tech support

Aug, 2008

Consumer review (

falce advertisement


up gradable to platnum or higher software

sold with gold software

Jun, 2007

Product Specifications

The 798c SI Combo NVB features a brilliant color, ultra-high resolution 640V x 640H 5" display, side imaging and DualBeam PLUS sonar with 4000 watts PTP power output, GPS Chartplotting and advanced fishing system capabilities. In addition, it includes dual card slots for maps and saving waypoints, as well as 3 programmable preset buttons to save your favorite views. This fishfinder includes Navionics Gold and HotMaps Premium Charts pre-loaded.

Built-in Display

Diagonal Size:5"
Diagonal Size (metric):12.7 cm
Display Diagonal:5in
Display Diagonal (metric):12.7cm
Resolution:240 x 320/320 x 240/480 x 640/640 x 320/640 x 480/640 x 640

Dimensions & Weight


GPS System

GPS Functions / Services:Speed
Receiver:16 channel
Recommended Use:Marine


Model:717/717 CHO/718/727/727 CHO/728/737/747c/747c CHO/755c/757c Combo/757c Combo CHO/767 Combo CHO/777c2/777c2 CHO/778c/785c2/785c2i NVB/786ci/787c2 Combo/787c2 Combo CHO/787c2i Combo/787c2i Combo NVB/788c Combo/788ci Combo CHO/788ci Combo NVB/797c2 SI Combo/797c2 SI Combo CHO/797c2 SI Combo NVB/797c2i SI Combo/797c2i SI Combo NVB/798c SI Combo/798c SI Combo NVB/798ci SI Combo/798ci SI Combo NVB
Packaged Quantity:1
Product Line:Humminbird 700 Series


Waterproof: Yes


Tracklog Points:2000/20000


Device Type:Fishfinder/Transducer


Transducer Presence:Included transducer/Optional transducer
Transducer Type:Dual-beam/Quad-beam/Wide side