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[G-Shock Comparison] GMA-S2100 VS GM-S5600 VS GMA-S140

Can’t choose between G-Shock GMA-S2100, GM-S5600 and GMA-S140? Enjoy our comparison table and the best features unique list of each series.

GMA-S2100

Price (Amazon)


160$

Year of first Release

2021

2019

Accuracy

±15 seconds per month

±15 seconds per month

 ±15 seconds per month

SmartWatch Features

No

No

No

Light

Double LED light: LED light for dial, LED backlight for LCD

Electro-luminescent backlight
Afterglow

LED light
Auto light switch, selectable illumination duration, afterglow

Alarm

5 time alarms

Multi-function alarm

5 daily alarms (with 1 snooze alarm)

Timer

Set unit: 1 second, maximum set: 24 hours, measured in 1 second units

Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
Other: Auto-repeat

Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)

Stopwatch

(1/100 second (less than 1 hour) / 1 second (1 hour or more), 24-hour counter, with split)

1/100-second stopwatch
Measuring capacity: 00’00″00~59’59″99 (for the first 60 minutes)
1:00’00~23:59’59 (after 60 minutes)
Measuring unit: 1/100 second (for the first 60 minutes)
1 second (after 60 minutes)
Measuring modes: Elapsed time, split time, 1st-2nd place times

1/1000-second stopwatch
Measuring capacity: 99:59’59.999”
Measuring modes: Elapsed time, lap time, split time
Others: Speed (0 to 1998 units/hour), Distance input (0.0 to 99.9)
Mach indicator (speed exceeding 1225 units/hour)

Hourly Time Signal

No

Yes

Yes

World Time

Yes

No

Yes

Auto-Back Light

No

Yes

Yes

Data Memory

No

No

No

Moon Graph

No

No

No

Tide Graph

No

No

No

Case / bezel material

Carbon reinforced resin / stainless steel

Resin / Stainless steel

Resin

Glass

Mineral Glass

Mineral Glass

Mineral Glass

Battery

3 years on SR726W

2 years on CR1616

2 years on CR1220

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

46.2x42.9x11.2

43.8×38.4×10.9

49×45.9×15.8

Full features (if you want to know more)

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


GMA-S2100 Profile / Casio G-Shock
Average Amazon Price: may be available (yes, we may earn a commission on qualifying purchases from our links to Amazon)
Year of first release: 2021
Lineup: G-SHOCK WOMEN (The Line includes watches that are smaller than original men’s variant, but have the same functions, technologies and other specs. Usually meant for women but also good for children and small wrists.) All G-Shock WOMEN Watches →
Best for: Small WristsKids and GirlsTeenagers
The most distinctive specs:
— Compact size (46.2 x 42.9 x 11.2 mm, which is less than original GA-2100. Will suit perfectly on small wrists)
— The first Octagon for Women (very popular style)
— Good for children (boys and girls as the size fits and there is no any “Baby-G” name, that boys do not like)
— Basic but useful functions (world time, 1/100-second stopwatch (24 hours), countdown timer, 5 alarms, hand shift function, etc)
— Amazing colors line (color schemes aimed at women)
Other colors and full specs: GMA-S2100 Wiki Page


GM-S5600 Profile / Casio G-Shock
Average Amazon Price: $190
Year of first release: 2020
Best for: Small WristsKids and Girls, Top in G-Shock Lookbooks
The most distinctive specs:
– 200-meter water resistance (good for swimming but not for deep diving)
– Compact G-SHOCK (great choices for women who prefer mannish G-SHOCK styling)
– The iconic square design (of the 5600 Series with a metal-covered bezel)
– Flash alert (Flashes with buzzer that sounds for alarms, hourly time signals)
Other colors and full specs: GM-S5600 Wiki Page


GMA-S140 Profile
Average Amazon Price: $100 (yes, we may earn a commission on qualifying purchases from our links to Amazon)
Year of first release: 2019
Best for: Top in G-Shock Lookbooks
Lineup: G-SHOCK WOMEN (The Line includes watches that are smaller than original men’s variant, but have the same functions, technologies and other specs. Usually meant for women but also good for children and small wrists.) All G-Shock Women Watches →
Nominations: best design (A motif that resembles a 90’s stereo component device or portable music player), best price, best size
The most distinctive specs:
200-meter water resistance (good for swimming but not for deep diving)
Speed measurement (if you know the distance, you will know the speed in your watch)
ISO 764 class magnetic resistant (A magnetic-resistant plate is mounted on the module. The plate prevents magnetic fields from interfering with proper movement of the hands in daily use)
Other colors and full specs: GMA-S140 Wiki Page

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