NewGarmin MARQ Adventurer (Gen 3) added to the catalogSee specs →Advertise
idk.devsmartwatches & bands, compared
  1. idk.dev
  2. Spec guide
  3. Water resistance
Design & durability

Water resistance: typical values for smartwatches

Half of smartwatches in the catalog have water resistance below 5 ATM, and 80% fall between 5 ATM and 10 ATM (531 models with data).

Median5 ATM
Median 20265 ATM
Typical range5 ATM – 10 ATM
Models531
Distribution

How water resistance is distributed

083167250333123510201: 102: 63: 265: 33310: 14720: 9Median 5 ATM
Percentile10 %25 %50 %75 %90 %
Water resistance5 ATM5 ATM5 ATM10 ATM10 ATM

A model at the 75th percentile beats three quarters of the catalog on this spec.

Trends

Median water resistance by year

0 ATM2 ATM3 ATM5 ATM6 ATM20192020202120222023202420252026
Recent leaders

Highest water resistance

1 Casio GBD-300
Casio · 2024
GBD-300
20 ATM
20 ATM
2 Huawei Watch Ultimate 2
Huawei · 2025
Watch Ultimate 2
1.5″14 days20 ATM80.5 g
20 ATM
9.5
3 Jaguar J888
Jaguar · 2023
J888
20 ATM
20 ATM
4 Garmin Descent Mk3i 51mm
Garmin · 2023
Descent Mk3i 51mm
1.4″25 days20 ATM77.8 g
20 ATM
9.6
5 Casio G-Squad DW-H5600
Casio · 2023
G-Squad DW-H5600
7 days20 ATM59 g
20 ATM
8.6
6 Garmin Descent Mk3 43mm
Garmin · 2023
Descent Mk3 43mm
1.2″10 days20 ATM53.5 g
20 ATM
6.8
7 Garmin Descent Mk3i 43mm
Garmin · 2023
Descent Mk3i 43mm
1.2″10 days20 ATM49.3 g
20 ATM
6.8
8 Casio G-Squad GBD-H2000
Casio · 2023
G-Squad GBD-H2000
20 ATM63 g
20 ATM
9.7
9 Mibro Watch GS S Ceramic
Mibro · 2026
Watch GS S Ceramic
1.32″20 days10 ATM
10 ATM
8.5
10 Amazfit T-Rex Dual Solar
Amazfit · 2026
T-Rex Dual Solar
1.32″25 days10 ATM69 g
10 ATM
9.4
To compare: 0up to 4 models
Compare