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Apex 4 (46mm) vs Forerunner 570 42mm

Coros Apex 4 (46mm) vs Garmin Forerunner 570 42mm

What Apex 4 (46mm) does better (6) and where Forerunner 570 42mm wins (6) — every spec side by side.

Coros · 2025Apex 4 (46mm)

6.0Score

6 advantages≈ $480

Higher score

Garmin · 2025Forerunner 570 42mm

4.5Score

6 advantages≈ $550

3.8Display5.3

8.2Battery life2.6

4.9Health tracking9.4

4.6Sports & outdoor5.5

6.5Smart features3.2

4.7Build & durability3.0

Dimensions

Size comparison

Apex 4 (46mm)Forerunner 570 42mm

	Apex 4 (46mm)	Forerunner 570 42mm	Difference
Height	46.2 mm	42.4 mm	+3.8 mm
Width	46.2 mm	42.4 mm	+3.8 mm
Thickness	13.7 mm	12.9 mm	+0.8 mm
Weight	64 g	42 g	+22 g

Drawn to the same scale from the official dimensions (front and side).

Why is Apex 4 (46mm) better than Forerunner 570 42mm?

Battery life (smartwatch mode)24 days vs 10 days2.4×
GPS battery life53 h vs 18 h2.9×
GPS battery life (dual-band)41 h vs 13 h3.2×
Storage32 GB vs 8 GB4×
Sapphire crystalYes · Forerunner 570 42mm: No
Screen size1.3″ vs 1.2″+8%

Why is Forerunner 570 42mm better than Apex 4 (46mm)?

AMOLED / OLED displayNo · Apex 4 (46mm): Yes
Weight64 g vs 42 g+52%
Sport profiles36 vs 832.3×
Pixel density200 ppi vs 325 ppi+62%
Resolution (width)260 px vs 390 px+50%
Thickness13.7 mm vs 12.9 mm+6%

Specifications

Side by side

Only differences	Coros Apex 4 (46mm)≈ $4806.0	Garmin Forerunner 570 42mm≈ $5504.5
Design & durability
Case size	46 mm	42 mm
Weight	64 g	42 g
Thickness	13.7 mm	12.9 mm
Height	46.2 mm	42.4 mm
Width	46.2 mm	42.4 mm
Case material	Titanium	Aluminium
Sapphire crystal	Yes	No
Lens / cover glass	Sapphire Glass	Corning® Gorilla® Glass 3
Strap material	Silicone / Nylon	silicone
Water resistance	5 ATM	5 ATM
Water rating (maker)	5 ATM	5 ATM
Display
Screen size	1.3″	1.2″
Display technology	Memory-in-pixel (transflective)	AMOLED
Panel	3rd Generation Memory-in-Pixel touch screen	AMOLED
AMOLED / OLED display	No	Yes
Always-on display	Yes	Yes
Touchscreen	Yes	Yes
Resolution (width)	260 px	390 px
Resolution (height)	260 px	390 px
Pixel density	200 ppi	325 ppi
Battery
Battery life (smartwatch mode)	24 days	10 days
GPS battery life	53 h	18 h
GPS battery life (dual-band)	41 h	13 h
Battery type	—	Lithium ion
Wireless charging	—	No
Charging	—	Garmin proprietary plug charger
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
ECG	Yes	—
Skin temperature	—	Yes
Temperature sensor	Yes	Yes
HRV tracking	Yes	Yes
Sleep tracking	Yes	Yes
Sensors	Speaker to take hands-free calls or play activity alerts out-loud., Microphone to record training logs, use voice commands, and save Voice Pins, Optical Heart Rate Monitor, Barometric Altimeter, Accelerometer, Gyroscope, 3D Compass, Thermometer ), Optical Pulse Oximeter, Electrical Heart Rate Sensor for HRV and Wellness Checks	GPS, GLONASS, Galileo, QZSS, BeiDou, SatIQ technology, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, Ambient light sensor
Sports & navigation
Built-in GPS	Yes	Yes
Dual-band GPS	Yes	Yes
Satellite systems	GLONASS, GALILEO, BDS, QZSS	GLONASS, GALILEO, BDS, QZSS
Offline maps	Yes	—
Barometric altimeter	Yes	Yes
Compass	Yes	Yes
Multisport / triathlon mode	Yes	Yes
Sport profiles	36	83
Connectivity
NFC payments	—	Yes
Wi-Fi	Wi-Fi 4	Wi-Fi 4
ANT+ sensors	—	Yes
Smart features
Calls from the wrist	Yes	Yes
Speaker	Yes	Yes
Microphone	Yes	Yes
Voice assistant	—	Yes
Music on the watch	Yes	Yes
Storage	32 GB	8 GB
Third-party apps	—	Yes
Platform
Operating system	—	Garmin OS
Platform	Proprietary	Proprietary
Works with	—	iOS, Android