The Ultimate Guide to All G-SHOCKs — composed by Experts
Can’t choose between G-SHOCK GWG-2000, GG-B100 and GWG-1000? Enjoy our comparison table and the best features unique list of each series.
We are trying to compare the watches from one collection or “similar” price categories. Besides you may find our rating system and pros & cons section below. Enjoy!



Price (Amazon) | |||
Year of first Release | 2021 | 2019 | 2015 |
Accuracy | Radio-controlled (via atomic watch signals), Bluetooth (via phone app) | Bluetooth (via phone app) | Radio-controlled (via atomic watch signals) |
SmartWatch Features | G-Shock Connected App (simplifies certain watch operations by letting you perform them on your phone screen) | G-Shock Connected App (simplifies certain watch operations by letting you perform them on your phone screen) | No |
Light | Double LED light (Full auto LED light, Super illuminator,) | Neobrite (hands and hour markers) Double LED light | Neobrite (hands and hour markers) Double LED light |
Alarm | 5 daily alarms | 5 daily alarms | 5 daily alarms |
Timer | Measuring unit: 1 minute | Measuring unit: 1 second | Measuring unit: 1 second |
Stopwatch | 1/100-second stopwatch | 1/100-second stopwatch | 1/100-second stopwatch |
Hourly Time Signal | Yes | Yes | Yes |
World Time | 29 time zones (29 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping | 29 time zones (29 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping | 29 time zones (29 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping |
Step Tracker | Yes | Yes | No |
Sunrise Sunset | No | Yes | No |
Alpha Gel / | No | No | Yes |
Tough MVT | Yes | No | Yes |
Carbon Core Guard | Yes | Yes | No |
Case / bezel material | Resin / Stainless steel | Carbon / Resin | Resin / Stainless steel |
Glass | Sapphire Glass with non-reflective coating | Mineral (Spherical Glass) | Sapphire Glass with non-reflective coating |
Battery | Solar powered (CTL1616) | 2 years on CR2025 | Solar powered (CTL1616) |
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 | 61.2×54.4×16.1 | 55.4×53.1×19.3 | 59.5×56.1×18 |
*Want to compare some other features? Please, comment and we will improve our table.

G-SHOCK GWG-2000 Rating System

Size | ★★★★ |
Weight | ★★★ |
Functions | ★★★★ |
Materials | ★★★★★ |
Price | ★★ |
G-SHOCK GWG-2000 PROs & CONs
*we composed all points based on our ten years experience in writing about CASIO watches. We know what matters when you are searching for your ideal G-SHOCK!
– Сompact Design (in comparison with other mudmaster series)
– Solar Powered (Tough Solar). No need to worry about the battery change
– Carbon Core Guard (the watch is more lightweight but stronger in comparison with a traditional case)
– Digital Сompass, Altimeter, Barometer, Thermometer
– Sapphire crystal (Scratch-resistant, highly transparent with an anti-reflective coating)
– Screw Lock Crown (functional)
– Double LED Light (one for the face and one for the digital display)
– Improved Dust- & Mud-resistant structure (more advanced than in a non Mudmaster)
– Good readability (large-diameter dial & big hands)
– Double LED Light (one for the face and one for the digital display)
– Radio Control Accuracy (corrects the time if needed via radio signals)
– Amazing Second Hand (a beauty of any watch)
– The watch is still big (61.2 × 54.4 × 16.1 mm while traditional watch size is 48.9 × 42.8 × 13.4 mm)
– No Bluetooth (for easier operational activities)
– No Bluetoot Accuracy Calibration (checks if the watch shows the ideal time with your phone)
– Negative digital display in some cases may spoil readability
– Without sports functions (like GPS, Steptrecker, advanced timers)
– High Price (but good materials)

G-SHOCK GG-B100 Rating System

Size | ★★★★★ |
Weight | ★★★★ |
Functions | ★★★★★ |
Materials | ★★★★ |
Price | ★★★★ |
Feedback from Users *accumulated information from our own comments and emails, forum threads, socials, reviews, etc.
PROs
+ great looking
+ bluetooth
+ light on the wrist
+ extremely comfortable
+ G SHOCK Connected App
+ barometer
+ mission log and location indicator
+ fit, look, feel, everything
+ great looking watch, really beautiful stands on wrist
CONs
– can’t get any accessories for it
– 2 years per battery
– the thermometer is not that precise
– not tough solar
– hope they will make a smaller version with tough solar for small wristers
Feedback from Experts *based on comparison info with similar watches by price, model range, etc.
PROs
+ hourly Time Signal
+ perfect accuracy. Bluetooth (via phone app)
+ Smart Features via G-Shock Connected App
+ 38 time zones world time
+ carbon (Carbon Core Guard) material
+ altimeter
+ barometer
+ compass
+ step Tracker
+ sunrise Sunset
CONs
– only 2 years battery
– not so small 55.4×53.1×19.3 mm

G-SHOCK GWG-1000 Rating System

Size | ★★★ |
Weight | ★★ |
Functions | ★★★★★ |
Materials | ★★★★ |
Price | ★★★ |
Feedback from Users *accumulated information from our own comments and emails, forum threads, socials, reviews, etc.
PROs
+ analog and digital
+ altimeter, barometer and compass
+ larger and easier to push function buttons
+ solar powered
+ atomic timekeeping
+ vibration Resistant Structure
+ outstanding readability
+ this one is by far the best. Rugged, tactical, indestructible, packed with features, manly beast of a watch! Wear it with pride!
+ I had the new gravity but felt little plasticy, but love the look
CONs
– expensive
– BIG in case size and thickness depth
– the only disappointment is the negative display but perhaps this model has a standard display alternative
– why they didn’t include the sunrise/sunset function like in the rangeman
Feedback from Experts *based on comparison info with similar watches by price, model range, etc.
PROs
+ hourly Time Signal
+ very accurate. Radio-controlled (via atomic watch signals)
+ Neobrite (hands and hour markers) Double LED light
+ sapphire glass with non-reflective coating
+ altimeter
+ barometer
+ second hand
+ Alpha Gel / Vibration Resistance
+ Tough MVT
CONs
– expensive but worth the money
– no Sunrise Sunset
– no Moon Graph
– not so small 59.5×56.1×18mm