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Galaxy Watch4 Classic vs Galaxy Watch6 Classic

Samsung Galaxy Watch4 Classic vs Samsung Galaxy Watch6 Classic

What Galaxy Watch4 Classic does better (1) and where Galaxy Watch6 Classic wins (4) — every spec side by side.

Samsung · 2021Galaxy Watch4 Classic

6.2Score

1 advantage≈ $95

Samsung · 2023Galaxy Watch6 Classic

8.4Score

4 advantages≈ $320

Higher score

5.3Display9.1

5.0Health tracking8.6

6.4Sports & outdoor6.4

8.4Smart features7.9

3.9Build & durability4.6

Dimensions

Size comparison

Galaxy Watch4 ClassicGalaxy Watch6 Classic

	Galaxy Watch4 Classic	Galaxy Watch6 Classic	Difference
Height	45.5 mm	46.5 mm	−1 mm
Width	45.5 mm	46.5 mm	−1 mm
Thickness	11 mm	10.9 mm	+0.1 mm
Weight	52 g	59 g	−7 g

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

Why is Galaxy Watch4 Classic better than Galaxy Watch6 Classic?

Weight52 g vs 59 g+13%

Why is Galaxy Watch6 Classic better than Galaxy Watch4 Classic?

Screen size1.4″ vs 1.5″+7%
Pixel density321 ppi vs 453 ppi+41%
Battery capacity361 mAh vs 425 mAh+18%
Resolution (width)450 px vs 480 px+7%

Specifications

Side by side

Only differences	Samsung Galaxy Watch4 Classic≈ $956.2	Samsung Galaxy Watch6 Classic≈ $3208.4
Design & durability
Case size	46 mm	46 mm
Weight	52 g	59 g
Thickness	11 mm	10.9 mm
Height	45.5 mm	46.5 mm
Width	45.5 mm	46.5 mm
Case material	Titanium	Stainless steel
Sapphire crystal	—	Yes
Lens / cover glass	Corning Gorilla Glass DX	Sapphire crystal
Water resistance	5 ATM	5 ATM
Ingress protection	IP68	IP68
Water resistance (IPx)	IPx8	IPx8
Water rating (maker)	50 m / 5 bar / 5 ATM	50 m / 5 bar / 5 ATM
Military-grade (MIL-STD-810)	Yes	Yes
Colours	Black, Silver, Thom Browne Edition, Bespoke Edition	Black, Silver
Display
Screen size	1.4″	1.5″
Display technology	AMOLED	AMOLED
Panel	Super AMOLED	Super AMOLED
AMOLED / OLED display	Yes	Yes
Always-on display	Yes	—
Resolution (width)	450 px	480 px
Resolution (height)	450 px	480 px
Pixel density	321 ppi	453 ppi
Peak brightness	—	2,000 nits
Refresh rate	60 Hz	60 Hz
Battery
Battery life (smartwatch mode)	1.7 days	—
Battery life (hours)	40 h	—
Battery capacity	361 mAh	425 mAh
Battery type	Li-Ion	Li-Ion
Wireless charging	Yes	Yes
Charging	—	kabellos, Schnellladefunktion, magnetisches Ladekabel
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
ECG	Yes	Yes
Skin temperature	—	Yes
Temperature sensor	—	Yes
Sleep tracking	Yes	Yes
Sensors	Accelerometer, gyro, compass, barometer, heart rate, SpO2	Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (skin)
Sports & navigation
Built-in GPS	Yes	Yes
Satellite systems	GLONASS, GALILEO, BDS	GLONASS, GALILEO, BDS
Barometric altimeter	Yes	Yes
Compass	Yes	Yes
Multisport / triathlon mode	Yes	Yes
Connectivity
NFC payments	Yes	Yes
LTE (cellular)	Yes	Yes
eSIM	Yes	Yes
Wi-Fi	Wi-Fi 4	Wi-Fi 4
Bluetooth	5	5.3
Smart features
Calls from the wrist	—	Yes
Speaker	Yes	Yes
Voice assistant	—	Yes
Music on the watch	Yes	Yes
Storage	16 GB	16 GB
RAM	1.5 GB	2 GB
Platform
Operating system	Android Wear OS 4	Android Wear OS 4
Platform	Android	Android
Works with	Android	Android
Chipset	Exynos W920	Exynos W930