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[G-Shock Comparison] GD-100 VS GW-7900 VS G-2900

Can’t choose between G-Shock GD-100, GW-7900 and G-2900? Enjoy our comparison table and the best features unique list of each series.


Price (Amazon)

Year of first Release

2010

2009

2002

Accuracy

±15 seconds per month

Radio-controlled (via atomic watch signals)

 ±15 seconds per month

SmartWatch Features

No

No

No

Light

LED Backlight

Full-Auto Illuminator

Electro-luminescent backlight

Data Memory

No

No

Yes

Moon Graph

No

Yes

No

Tide Graph

No

Yes

No

Case / bezel material

Resin

Resin

Resin / Stainless steel

Glass

Mineral Glass

Mineral Glass

Mineral Glass

Battery

7 years on CR2025

Solar Powered CTL1616

10 years on CR2025

Size (mm) *we consider 48.9×42.8×13.4 to be a traditional watch size (as in DW-5600). So you are to compare how far or close the watch is to this size

55×51.2×17.4

52.40x50x17.70

52.4×45.9×16.5


Full features (if you want to know more)

*Want to compare some other features? Please, comment and we will improve our table.


GD-100 Profile
Average Amazon Price: $140 (yes, we may earn a commission on qualifying purchases from our links to Amazon)
Year of first release: 2010
Lineup: STANDART DIGITAL (This Line includes Digital G-Shocks that are the best in “price/quality” category. Usually have traditional digital functions.) All G-Shock Standart Digital Watches →
Nominations: best design, best price
The most distinctive specs:
200-meter water resistance (good for swimming but not for deep diving)
Multi time (you can check the current time in 4 different cities at once)
Big face (gives a look of power and strength for the watch)
Other colors and full specs: GD-100 Wiki Page


GW-7900 Profile
Average Amazon Price: 90$ (yes, we may earn a commission on qualifying purchases from our links to Amazon)
Year of first release: 2009
Lineup: STANDART DIGITAL (This Line includes Digital G-Shocks that are the best in “price/quality” category. Usually have traditional digital functions.) All G-Shock Standart Digital Watches →
Nominations: best design, best functions, best price
The most distinctive specs:
200-meter water resistance (good for swimming but not for deep diving)
Tough Solar (CASIO’s original solar-charging system converts not only sunlight but also light from fluorescent lamps and other sources into power)
Radio-controlled Watch; Multi band 6 (additional way for time sync. This watch receives time calibration radio signals that keep the displayed time accurate)
Moon data (moon age of the specific date)
Tide graph (tide level for specific date and time)
Other colors and full specs: GW-7900 Wiki Page


G-2900 Profile
Average Amazon Price: $90 (yes, we may earn a commission on qualifying purchases from our links to Amazon)
Year of first release: 2002
Best for: Top in G-Shock Lookbooks
Lineup: STANDART DIGITAL (This Line includes Digital G-Shocks that are the best in “price/quality” category. Usually have traditional digital functions.) All G-Shock Standart Digital Watches →
Nominations: best design, best price
The most distinctive specs:
200-meter water resistance (good for swimming but not for deep diving)
e-DATA MEMORY (Memory for storing data of web addresses and e-mail – you can always access important addresses even on the go)
10-years battery
Other colors and full specs: G-2900 Wiki Page

Best Guide to All G-Shock Watches — composed by Experts

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