Geko 101

Geko 201

GPS II Plus

GPS III Plus

GPS 12

GPS 12XL

GPS 72

GPS 76

GPSMAP 76

GPSMAP 76S

Receiver

12 channel

12 channel

12 channel

12 channel

12 channel

12 channel

12 channel

12 channel

12 channel

12 channel

Number of Waypoints

250

500

500

500

500

500

500

500

1,000

1,000

Built in Memory

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

1.44 MB

This Feature is not applicable to this Product

This Feature is not applicable to this Product

1 MB

1 MB

8 MB

24 MB

# of Routes / # of waypoints per route

This Feature is not applicable to this Product

20/125

20/30

20/30

20/30

20/30

50/50

50/50

50/125

50/125

Database or Basemap

N/A

N/A

City Point Database

Americas Highway or
Atlantic Highway

N/A

City Point Database

Marine Point Database

Marine Point Database

Americas Highway or
Atlantic Highway or
Pacific Highway

Americas Highway or
Atlantic Highway or
Pacific Highway

 

Additional map options

N/A

N/A

N/A

MapSource CD-ROM uploadable information

N/A

N/A

MapSource Points of Interest CD

MapSource Points of Interest CD

MapSource CD ROM uploadable information

MapSource CD ROM uploadable information

Battery Life

12 HR (2AAA)

12 HR (2AAA)

24 HR

36 HR

24 HR

24 HR

16 HR (2 AA)

16 HR (2 AA)

16 HR (2 AA)

10 HR (2 AA)

Display Size

1.44 x .92

1.44 x .92

2.2 x 1.5

2.2 x 1.5

2.2 x 1.5

2.2 x 1.5

2.2 x 1.6

2.2 x 1.6

2.2 x 1.6

2.2 x 1.6

Display type

Black & White LCD

Black & White LCD

Black and white LCD

4 level Gray LCD

Black and white LCD

Black and white LCD

4 level Gray LCD

4 level Gray LCD

4 level Gray LCD

4 level Gray LCD

Area Calculation

No

No

No

No

Yes

Yes

Yes

Yes

Yes

Yes

Pixels (H x W)

100 x 64

100 x 64

100 x 64

160 x 100

100 x 64

100 x 64

160 x 120

240 x 180

240 x 180

240 x 180

Standard GPS Antenna

Built in

Built in

Detachable

Detachable

Built in

Built in

Built in quad helix

Built in quad helix

Built in quad helix

Built in quad helix

TracBack Mode

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

# of Tracklog Points

3,000

10,000

1024

1900

1024

1024

2048

2048

10,000

10,000

Unit Weight

2.3 oz.

2.3 oz.

9 oz.

9 oz.

9.5 oz.

9.5 oz.

7.7 oz.

7.7 oz.

7.7 oz.

7.7 oz.

Audible Alarms

No

No

No

No

No

Anchor: No
Arrival: Yes
Clock: No
Off Course: Yes

Anchor: Yes
Arrival: Yes
Clock: No
Off Course: Yes

Anchor: Yes
Arrival: Yes
Clock: No
Off Course: Yes

Anchor: Yes
Arrival: Yes
Clock: No
Off Course: Yes

Anchor: Yes
Arrival: Yes
Clock: No
Off Course: Yes

Waterproof Standard

IPX7

IPX7

IPX7

IPX7

IPX7

IPX7

IPX7

IPX7

IPX7

IPX7

Unit Size (H x W x D)

3.9 x 1.9 x .96

3.9 x 1.9 x .96

5 x 2.32 x 1.62

5 x 2.32 x 1.62

5.8 x 2.1 x 1.2

5.8 x 2.1 x 1.2

6.2 x 2.7 x 1.4

6.2 x 2.7 x 1.4

6.2 x 2.7 x 1.4

6.2 x 2.7 x 1.4

Screen Orientation

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Vertical and Horizontal

Vertical and Horizontal

Vertical

Vertical

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Map Storage

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Internal Memory

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Internal Memory (Points of Interest only)

Internal Memory (Points of Interest only)

Internal Memory

Internal Memory

Backlit Display

Single level

Single level

3 level

2 level

3 level

3 level

Single level

Single level

Single level

Single level

Ext. Ant. Hookup

N/A

N/A

Yes

Yes

No

Yes

No

Yes

Yes

Yes

Internal Differential

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

N/A

N/A

N/A

N/A

WAAS capability

N/A

Yes

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Yes

Yes

Yes

Yes

Loran TD position format

N/A

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

MGRS position format

Yes

Yes

N/A

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Glide Ratio, Glide Ratio to Destination, and Vertical Speed to Destination

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Yes

Built-In Electronic Compass

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Yes

Built-In Barometric Altimeter

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Yes

Hunting/Fishing calculator

N/A

Yes

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Yes

Yes

Yes

Yes

Celestial Information Page

No

Yes

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Yes

Yes

Yes

Yes

Proximity Waypoints

N/A

N/A

N/A

N/A

Yes

Yes

Yes

Yes

Yes

Yes

Tide Prediction

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Yes

Yes

Yes

Yes

Built in calendar

N/A

N/A

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

This Feature is not applicable to this Product

Voltage Range

3.2

3.2

10-32

10-32

5-8

10-32

8-35

10-40

10-40

10-40

Waypoint Icons

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes