Garmin Approach S70

Works with: iPhone and Android
Display: AMOLED, 1.4 in
Case sizes: 42 / 47 mm
Battery: 16 days
GPS battery: 20 hours
Water resistance: 5 ATM
Weight: 56 g

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Garmin Approach S70 at a glance

Battery

Around two weeks

Up to 16 days in smartwatch mode. 20 hours with GPS.
GPS

Multi-band GPS

No maps. Runs and rides without your phone.
Display

AMOLED, 1.4 in

1.4 in, always-on option and touchscreen.
Health

Heart, sleep and more

Measures blood oxygen and HRV.
Phone & smart

iPhone and Android

Payments and music.
Build

5 ATM water rating

56 g. 2 case sizes.

Garmin Approach S70 full specifications

Overview

Brand	Garmin
Model	Approach S70
Series	Approach
Versions	Approach S70 - 42 mm

Platform & apps

Works with iPhone and Android phones, running Garmin.

It has an app store for extra apps and watch faces. Garmin Golf membership adds extra insights, but the core features are free.

Operating system	Garmin
Works with	iPhone and Android
Storage	16 GB
App store	Yes
Subscription	Optional
Subscription name	Garmin Golf membership
Subscription features	Green Contours

Display

A bright, colourful screen that looks like a phone display.

1.4 in, always-on option and touchscreen.

Display type	AMOLED
Screen size	1.4 in
Resolution	454 x 454
Colour display	Yes
Always-on display	Yes
Touchscreen	Yes
Controls	touchscreen

Design & durability

Comes in 2 case sizes (42, 47 mm) weighing 56 g.

Rated 5 ATM: fine for swimming laps and showers.

Case sizes	42 / 47 mm
Case shape	Round
Dimensions	47 x 47 x 13.4 mm
Thickness	13.4 mm
Weight (case)	56 g
Bezel material	ceramic
Lens	Corning Gorilla Glass 3
Band material	silicone
Band width	22 mm
Band fitting	QuickFit 22 mm
Fits wrists	130-205 mm
Water resistance	5 ATM

Battery

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

With GPS on, up to 20 hours. Makers test with their own settings, so treat these as best-case figures.

Battery (smartwatch mode)	16 days
Battery (GPS)	20 hours
All battery modes	Smartwatch: 16 days; GPS: 20 hours
Charging	proprietary-plug

GPS & navigation

Built-in multi-band GPS for accurate tracks, even near tall buildings and trees.

GPS	Built-in
Multi-band GPS	Yes
Satellite systems	GPS, GLONASS, Galileo
Automatic GNSS mode	Yes
Golf courses	43,000

Health & sensors

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

For sleep, it offers sleep coaching.

Sensors	optical HR, SpO2, accelerometer, gyroscope, barometer, compass, ambient light
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 coaching
Stress tracking	Yes
Energy score	Body Battery
Cycle tracking	Yes

Safety

Has an emergency SOS feature.

SOS works through your paired phone.

Emergency SOS	Via phone
Incident detection	Yes

Training

Auto activity detection	Yes
Swim tracking	Pool
Underwater heart rate	Yes
Training metrics	VO2 max, training load, training effect, recovery time, HRV status
Strength rep counting	Yes
Heart-rate broadcast	Yes
External sensors	ANT+, foot pod, speed/cadence, golf club tags

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
Find my watch	Yes

Diving, golf & more

Specialist modes	golf

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.