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Epix Pro (Gen 2) Sapphire Edition 42mm vs Fenix 8 47mm Solar

Garmin Epix Pro (Gen 2) Sapphire Edition 42mm vs Garmin Fenix 8 47mm Solar

What Epix Pro (Gen 2) Sapphire Edition 42mm does better (5) and where Fenix 8 47mm Solar wins (5) — every spec side by side.

Garmin · 2023Epix Pro (Gen 2) Sapphire Edition 42mm

6.1Score

5 advantages≈ $1,000

Garmin · 2024Fenix 8 47mm Solar

6.8Score

5 advantages≈ $1,000

Higher score

6.0Display3.8

3.2Battery life7.8

8.3Health tracking8.3

8.2Sports & outdoor8.2

6.5Smart features3.2

9.2Build & durability7.1

Dimensions

Size comparison

Epix Pro (Gen 2) Sapphire Edition 42mmFenix 8 47mm Solar

	Epix Pro (Gen 2) Sapphire Edition 42mm	Fenix 8 47mm Solar	Difference
Height	42 mm	47 mm	−5 mm
Width	42 mm	47 mm	−5 mm
Thickness	14.2 mm	15.2 mm	−1 mm
Weight	63 g	80 g	−17 g

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

Why is Epix Pro (Gen 2) Sapphire Edition 42mm better than Fenix 8 47mm Solar?

AMOLED / OLED displayYes · Fenix 8 47mm Solar: No
Weight63 g vs 80 g+27%
Pixel density325 ppi vs 200 ppi+62%
Resolution (width)390 px vs 260 px+50%
Thickness14.2 mm vs 15.2 mm+7%

Why is Fenix 8 47mm Solar better than Epix Pro (Gen 2) Sapphire Edition 42mm?

Battery life (smartwatch mode)10 days vs 21 days2.1×
GPS battery life28 h vs 67 h2.4×
GPS battery life (dual-band)13 h vs 37 h2.8×
Battery saver mode14 days vs 34 days2.4×
Screen size1.2″ vs 1.3″+8%

Specifications

Side by side

Only differences	Garmin Epix Pro (Gen 2) Sapphire Edition 42mm≈ $1,0006.1	Garmin Fenix 8 47mm Solar≈ $1,0006.8
Design & durability
Case size	42 mm	47 mm
Weight	63 g	80 g
Thickness	14.2 mm	15.2 mm
Height	42 mm	47 mm
Width	42 mm	47 mm
Case material	Titanium	Titanium
Sapphire crystal	Yes	Yes
Lens / cover glass	sapphire crystal	Power Sapphire ™
Strap material	silicone	silicone
Water resistance	10 ATM	10 ATM
Water rating (maker)	10 ATM	10 ATM
Rated dive depth	—	40 m
Display
Screen size	1.2″	1.3″
Display technology	AMOLED	Memory-in-pixel (transflective)
Panel	AMOLED	Sunlight-visible, transflective memory-in-pixel
AMOLED / OLED display	Yes	No
Always-on display	—	Yes
Touchscreen	Yes	Yes
Resolution (width)	390 px	260 px
Resolution (height)	390 px	260 px
Pixel density	325 ppi	200 ppi
Battery
Battery life (smartwatch mode)	10 days	21 days
Battery life with always-on display	4 days	—
Battery saver mode	14 days	34 days
GPS battery life	28 h	67 h
GPS battery life (dual-band)	13 h	37 h
Battery type	Lithium ion	Lithium ion
Solar charging	—	Yes
Wireless charging	No	No
Charging	Garmin proprietary plug charger	Garmin proprietary plug charger
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
ECG	Yes	Yes
Skin temperature	Yes	Yes
Temperature sensor	Yes	Yes
HRV tracking	Yes	Yes
Sleep tracking	Yes	Yes
Sensors	GPS, GLONASS, Galileo, SatIQ technology, Elevate wrist heart rate monitor, Pulse Ox blood oxygen saturation monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, Ambient light sensor	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, Depth sensor
Sports & navigation
Built-in GPS	Yes	Yes
Dual-band GPS	Yes	Yes
Satellite systems	GLONASS, GALILEO	GLONASS, GALILEO, BDS, QZSS
Offline maps	Yes	Yes
Barometric altimeter	Yes	Yes
Compass	Yes	Yes
Multisport / triathlon mode	Yes	Yes
Sport profiles	99	99
Dive mode	—	Yes
LED flashlight	Yes	Yes
Connectivity
NFC payments	Yes	Yes
Wi-Fi	Wi-Fi 4	Wi-Fi 4
ANT+ sensors	Yes	Yes
Smart features
Calls from the wrist	—	Yes
Speaker	—	Yes
Microphone	—	Yes
Voice assistant	—	Yes
Music on the watch	Yes	Yes
Storage	32 GB	32 GB
Third-party apps	Yes	Yes
Platform
Operating system	Garmin OS	Garmin OS
Platform	Proprietary	Proprietary
Works with	iOS, Android	iOS, Android