Suunto Race 3S vs Garmin Forerunner 570 specs comparison
The Race 3S offers the stronger hardware package for outdoor athletes, particularly with sapphire glass, offline maps and much longer GPS battery life. The Forerunner 570 counters with Garmin’s mature training features, better connected functions and a more established running ecosystem. Pick Suunto for adventures and Garmin for structured training and everyday use.
Full comparison
The full record
76 specifications across 6 areas, with 32 genuine differences.
1. Design & display Mixed
Fact
Suunto Race 3S
Garmin Forerunner 570 42 mm
Release date
2026-10
May 2025
Physical size
46 x 46 x 11.4 mm
42.4 x 42.4 x 12.9 mm
Weight
56 g with silicone strap; 38 g watch head
42 g
Material
Titanium bezel and case-back; glass fibre reinforced polyamide case; sapphire crystal; silicone strap
Aluminum bezel; fiber-reinforced polymer case; silicone strap
Water resistance
5 ATM
5 ATM
Color options
Black, Orchid, Feather
Slate Grey Aluminum with Translucent Black/Black band; Cloud Blue Aluminum with Cloud Blue/Whitestone band; Raspberry Aluminum with Raspberry/Mango band
Display type
AMOLED
AMOLED touchscreen
Display size
1.32 inch
1.2 inch diameter
Display resolution
466 X 466
390 x 390 pixels
Display protection
Sapphire crystal
Corning Gorilla Glass 3
2. Battery & charging Suunto Race 3S
Fact
Suunto Race 3S
Garmin Forerunner 570 42 mm
Battery
Rechargeable lithium-ion battery (silicon-carbon)
Rechargeable lithium-ion battery
Battery life
Up to 12 days smartwatch mode; up to 38 h All-Systems GNSS + Multi-Band (32 h AOD); up to 45 h All-Systems GNSS + Single-Band (40 h AOD); up to 120 h power-saving GNSS modes
Smartwatch mode: Up to 10 days; GPS-only: Up to 18 hours; SatIQ (AutoSelect): Up to 14 hours; All-Systems GNSS + Multi-Band: Up to 13 hours; GPS-only with music: Up to 9 hours; SatIQ with music: Up to 8 hours; All-Systems + Multi-Band with music: Up to 8 hours
Charging
Provided USB charging cable; fast charging supported
Garmin proprietary charging cable
3. Sensors & positioning Garmin Forerunner 570 42 mm
Fact
Suunto Race 3S
Garmin Forerunner 570 42 mm
GNSS type
Built-in dual-band L1 + L5 GNSS
Multi-band GNSS with SatIQ
GPS
Yes (dual-band L1 + L5)
Yes
GALILEO
Yes
Yes
GLONASS
Yes
Yes
QZSS
Yes
Yes
Beidou
Yes
Yes
Accelerometer
Yes
Yes
Gyroscope
Yes (gyro-assisted compass)
Yes
Barometric altimeter
Yes
Yes
Compass
Yes
Yes
Geomagnetic
No
No
Ambient light sensor
Yes
Yes
Optical heart rate
Yes (6 LEDs + 4 photodiodes; Valencell technology)
Yes
Electrical heart rate
No
No
SpO2
Yes
Yes
Temperature
Yes
Yes
Galvanic skin response
No
No
Microphone
No
Yes
Speakers
No
Yes
Vibration motor
Yes
Yes
4. Health & activity Garmin Forerunner 570 42 mm
Fact
Suunto Race 3S
Garmin Forerunner 570 42 mm
Steps
Yes
Yes
Distance
Yes
Yes
Calories burned
Yes
Yes
Floors
No
Yes
Sports tracking
Yes (120+ sports modes)
Yes
Sleep
Yes
Yes
Heart rate
Yes
Yes
HRV
Yes
Yes
Stress
Yes
Yes
Blood oxygen
Yes
Yes
Respiration rate
No
Yes
Skin temperature
No
Yes
ECG
No
No
Blood pressure
No
No
Body composition
No
No
Glucose
No
No
Hydration level
No
No
UV exposure
No
No
Calorie intake
No
No
Hyperglycemia risk assessment
No
No
Arterial stiffness detection
No
No
Pulse wave arrhythmia analysis
No
No
5. Smart features Garmin Forerunner 570 42 mm
Fact
Suunto Race 3S
Garmin Forerunner 570 42 mm
Smartphone compatibility
Android and iOS
Android and iOS
Operating system at launch
Proprietary
Garmin proprietary
Storage
64 GB (maps + music)
8 GB
Bluetooth
Yes (Bluetooth LE)
Yes
Wi-Fi
Yes (802.11 b/g/n, 2.4 GHz)
Yes
NFC / connected pay
No
Yes
UWB
No
No
Cellular
No
No
Smartphone notifications
Yes
Yes
Bluetooth calling
No
Yes (paired smartphone)
Smartphone music control
Yes
Yes
On-board music storage
Yes (offline music playback; post-launch OTA update)
Yes
Voice assistant
No
Yes (paired smartphone)
6. Navigation & safety Mixed
Fact
Suunto Race 3S
Garmin Forerunner 570 42 mm
Maps
Yes (free global offline maps)
No
Offline maps
Yes
No
Navigation
Offline maps, route navigation, breadcrumb trail and points of interest
Yes
Emergency SOS
No
Yes (paired smartphone)
Satellite SOS
No
No
Fall detection
No
Yes
LED flashlight
No
No
Diving
No scuba diving; freediving/snorkeling depth meter to 10 m
No