Garmin GPSMAP 421s - chartplotter comparison

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Product name
Price $337 to $340 at 2 stores $719 at 1 store $14 to $267 at 2 stores $209 to $399 at 4 stores $235 at 1 store
CNET editors' rating
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3.5 stars Very good
    Overall score: 7.7 (3.5 stars)
Average user rating 5.0 stars out of 1 review 0 stars No reviews, write one! 0 stars No reviews, write one! 4.0 stars out of 2 reviews 0 stars No reviews, write one!
Release date December 08, 2010 December 16, 2008 June 06, 2012 April 06, 2009 November 03, 2011
The Bottom Line With its improved interface, the Garmin Nuvi 2495LMT (Advanced Series) is as easy to use as earlier models, while offering a good blend of advanced features at a reasonable price.

Basic specs

Features See What's the Same or What's different
Waterproof Yes
Yes
Info unavailable Info unavailable Info unavailable
Included GPS accessories Power/data cable
Protective cover
Flush mount
Power/data cable
Protective cover
AC power adapter
USB cable
Marine mount
Car power adapter with TMC antenna
USB cable
Suction cup mount
Car power adapter with TMC antenna
Vehicle mount
Dashboard disc
USB cable
Car power adapter with TMC antenna
USB cable
Suction cup mount
Navigation routes 100
50
100
15
100
Navigation tracklog points 10000
10000
Info unavailable Info unavailable Info unavailable
Navigation waypoints 3000
1500
1000
1000
1000
Audible assistance Info unavailable Voice command recognition
Voice command recognition
Street name announcement
Navigation instructions
Street name announcement
Navigation instructions
Street name announcement
Navigation instructions
Services features Info unavailable Info unavailable Lane Assistant
Speed
Time/date
Lane Assistant
Distance
Lane Assistant
GPS PC connection NMEA 0183
NMEA 2000
NMEA 0183
USB
Bluetooth
USB
Bluetooth
USB
Bluetooth
Antenna Built-in
Built-in
Built-in
Built-in
Built-in
Weight 1.3 lbs
17.3 oz
6.8 oz
6.1 oz
5 oz
System features Alarm
Automatic routing
Optional external GPS antenna connection
Alarm
XM weather support
2D / 3D map perspective
Custom POIs
Alarm
Calculator
Clock
Speed limit warning
Emergency Help
Garmin Locate
Pedestrian Mode
nüRoute Technology with trafficTrends
Photo navigation
Junction view
Hands-free calling via Bluetooth
Garmin Garage
Preinstalled POIs
Currency converter
Measurement converter
Photo viewer
Custom POIs
Downloadable POIs
Built-in speaker
Calculator
Clock
Speed limit warning
Emergency Help
Garmin Lock
Built-in microphone
Hands-free calling via Bluetooth
Garmin Garage
Preinstalled POIs
National Truck & Trailer Services (NTTS) Breakdown Directory
Currency converter
Photo viewer
Measurement converter
Custom POIs
Downloadable POIs
Automatic routing
Built-in speaker
Alarm
Calculator
Clock
Speed limit warning
Emergency Help
Garmin Locate
Pedestrian Mode
nüRoute Technology with trafficTrends
Photo navigation
Junction view
Hands-free calling via Bluetooth
Garmin Garage
Preinstalled POIs
Currency converter
Measurement converter
Photo viewer
Custom POIs
Downloadable POIs
Built-in speaker
Destination Marine
Marine
Automotive
Automotive
Automotive
Automotive
Included GPS software Garmin Worldwide Marine Basemap
Garmin Worldwide Marine Basemap
Garmin City Navigator North America NT
nüMaps Lifetime subscription
NAVTEQ
MapSource City Navigator North America NT
Garmin City Navigator North America NT
Full specifications Full specifications Full specifications Full specifications Full specifications Full specifications
Buying choices
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