Garmin Descent Mk2

Works with: iPhone and Android
Display: MIP, 1.4 in
Case sizes: 52 mm
Battery: 16 days
GPS battery: 2 days
Weight: 103.8 g

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Garmin Descent Mk2 at a glance

Battery

Around two weeks

Up to 16 days in smartwatch mode. 48 hours with GPS.
GPS

Built-in GPS

Maps on the wrist. Runs and rides without your phone.
Display

MIP, 1.4 in

1.4 in.
Health

Heart, sleep and more

Measures blood oxygen and HRV.
Phone & smart

iPhone and Android

Payments and music.
Build

103.8 g

103.8 g. Sapphire lens.

Garmin Descent Mk2 full specifications

Overview

Brand	Garmin
Model	Descent Mk2
Series	Descent

Platform & apps

Works with iPhone and Android phones, running Garmin.

It has an app store for extra apps and watch faces.

Operating system	Garmin
Works with	iPhone and Android
Storage	32 GB
App store	Yes

Display

A memory-in-pixel screen: always on, easy to read in sunlight and very light on the battery.

1.4 in.

Display type	MIP
Display name	Sunlight-visible, transflective memory-in-pixel (MIP)
Screen size	1.4 in
Resolution	280 x 280
Colour display	Yes

Design & durability

A 52 mm case weighing 103.8 g.

A sapphire lens resists scratches.

Case sizes	52 mm
Case shape	Round
Dimensions	52 x 52 x 17.8 mm
Thickness	17.8 mm
Weight (case)	103.8 g
Weight with band	103.8 g
Case material	fiber-reinforced polymer with metal rear cover
Bezel material	Stainless steel
Lens	Sapphire crystal
Back material	metal rear cover
Band material	silicone
Band width	26 mm
Band fitting	QuickFit 26 mm
Fits wrists	135-230 mm

Battery

Around two weeks: up to 16 days in smartwatch mode.

With GPS on, up to 48 hours. Makers test with their own settings, so treat these as best-case figures.

Battery (smartwatch mode)	16 days
Battery (GPS)	2 days
All battery modes	Smartwatch: 16 days; Battery saver: 50 days; GPS: 2 days; GPS: 15 hours; Max battery GPS: 4 days
Charging	clip

GPS & navigation

Built-in GPS, so you can record runs and rides without your phone.

Maps come preloaded on the watch.

GPS	Built-in
Satellite systems	GPS, GLONASS, Galileo
Maps	Preloaded maps
Navigation features	point-to-point navigation, back-to-start, round-trip routing, climb planner, waypoints, course guidance
Golf courses	43,000
Ski maps	Yes

Health & sensors

Tracks heart rate around the clock, plus blood oxygen and HRV.

For sleep, it offers a nightly sleep score.

Sensors	optical HR, SpO2, barometer, compass, gyroscope, accelerometer, thermometer, depth
Heart-rate sensor	Garmin Elevate
Heart-rate tracking	24/7
High/low heart-rate alerts	Yes
Heart-rate variability	Yes
Blood oxygen (SpO2)	Yes
Respiration rate	Yes
Sleep tracking	Sleep score
Stress tracking	Yes
Energy score	Body Battery
Cycle tracking	Yes

Safety

Has an emergency SOS feature.

SOS works through your paired phone. Live tracking lets friends follow your workouts.

Emergency SOS	Via phone
Incident detection	Yes
Live tracking	Yes

Training

Built for training, with the metrics serious athletes use.

It adds a triathlon mode and daily suggested workouts.

Auto activity detection	Yes
Triathlon / multisport	Yes
Swim tracking	Pool and open water
Underwater heart rate	Yes
Training metrics	VO2 max, training load, training effect, recovery time, race predictor, lactate threshold
Adaptive coaching	Yes
Running dynamics	Yes
Strength rep counting	Yes
Heart-rate broadcast	Yes
External sensors	ANT+, Bluetooth HR strap, power meter, foot pod, speed/cadence, bike radar/lights, golf club tags
Smart trainer control	Yes

Smart features

Smart extras include contactless payments and music storage.

Notifications	Yes
Message replies	Android
Contactless payments	Yes
Payment service	Garmin Pay
Music storage	Yes
Find my phone	Yes

Diving, golf & more

It works as a dive computer for multi-gas scuba.

Rated to 100 m.

Specialist modes	golf, tactical, marine, hunting, ski
Diving	Multi-gas dive computer
Max dive depth	100 m
Decompression model	Bühlmann ZHL-16c with Gradient Factors
Gases	air, nitrox, trimix

Specs compiled from Garmin's product pages and datasheets. Manufacturers revise hardware between versions, so check the version on the box. Spotted an error? Tell us.