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Watch comparison

Samsung Galaxy 6 Classic vs Samsung Galaxy 8

Compare battery life, health tracking, display and fit.

Compared products
01Selected
Samsung Galaxy Watch 6 Classic

Samsung Galaxy Watch 6 Classic

  • Screen: 47 mm: 480 × 480 pixels; 43 mm: 432 × 432 pixels.
  • Exynos W930, 5 nm processor.
  • 2 GB RAM in this version.
  • 16 GB storage in this version.
  • Wi-Fi 4 support.
KSh 22,500Out of Stock
02
Samsung Galaxy Watch 8

Samsung Galaxy Watch 8

  • Screen: 44 mm: 480 × 480 pixels; 40 mm: 438 × 438 pixels.
  • Exynos W1000, 3 nm processor.
  • 2 GB RAM in this version.
  • 32 GB storage in this version.
  • Runs Wear OS 6; One UI 8 Watch.
KSh 27,500In Stock
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2 of 4 products

Our quick verdict

With the same 2 GB of RAM and IP68 rating, the Samsung Galaxy Watch 8 is lighter to wear all day and has a brighter screen for outdoor use and more storage (32 GB), while the Samsung Galaxy Watch 6 Classic takes ECG heart-rhythm readings and offers hypertension notifications.

Display

Samsung Galaxy Watch 6 Classic
47 mm: 480 × 480 pixels; 43 mm: 432 × 432 pixels
Samsung Galaxy Watch 8
44 mm: 480 × 480 pixels; 40 mm: 438 × 438 pixels

Performance

Samsung Galaxy Watch 6 Classic
Exynos W930, 5 nm processor
Samsung Galaxy Watch 8
Exynos W1000, 3 nm processor

Storage

Samsung Galaxy Watch 6 Classic
16 GB storage in this version
Samsung Galaxy Watch 8
32 GB storage in this version

Battery life

Samsung Galaxy Watch 6 Classic
Up to 40 hours per charge
Samsung Galaxy Watch 8
44 mm: 435 mAh, 40 mm: 325 mAh

Portability

Samsung Galaxy Watch 6 Classic
59 g
Samsung Galaxy Watch 8
34 g

Key differences

The main differences to help you choose.

Samsung Galaxy Watch 6 Classic

  • ECG heart-rhythm readings.
  • Blood-pressure (hypertension) notifications.

Samsung Galaxy Watch 8

  • Brighter display: up to 3,000 nits (vs 2,000).
  • Lighter: 34 g (vs 59 g).
  • More storage: 32 GB (vs 16 GB).
  • Slimmer: 8.6 mm thick (vs 10.9 mm).
  • Newer model: released in 2025 (vs 2023).

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

More topicsFewer topics
6 priorities selected.
How each product answers the selected priorities
PrioritySamsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 8
Battery lifeUp to 40 hours per charge44 mm: 435 mAh, 40 mm: 325 mAh
Storage16 GB storage32 GB storage
Display1.5-inch OLED display1.47-inch OLED display
PerformanceExynos W930 processorExynos W1000 processor
ConnectionsWi-Fi 4, Bluetooth 5.3Bluetooth 5.3
SoftwareWear OS Powered by SamsungWear OS 6

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationSamsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 8
Display47 mm: 1.5-inch Super AMOLED; 43 mm: 1.3-inch Super AMOLED44 mm: 1.47-inch Super AMOLED; 40 mm: 1.34-inch Super AMOLED
Screen resolution47 mm: 480 × 480 pixels; 43 mm: 432 × 432 pixels44 mm: 480 × 480 pixels; 40 mm: 438 × 438 pixels
Display protectionSapphire crystalSapphire crystal
Display featuresFull-colour Always-On Display; up to 2,000 nitsFull-colour always-on display

Connectivity

Connectivity specifications comparison
SpecificationSamsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 8
Network / cellularLTE model: GSM, HSPA and LTEGSM / HSPA / LTE
SIM / eSIMEmbedded SIM on LTE modeleSIM
Wi-FiWi-Fi 802.11 a/b/g/n, 2.4 GHz and 5 GHzWi-Fi 2.4 GHz + 5 GHz
BluetoothBluetooth 5.3Bluetooth 5.3
NFCSupportedSupported
Positioning / GNSSGPS, GLONASS, Galileo and BeiDouDual-frequency GPS, L1 + L5; GLONASS; BeiDou; Galileo

Identity & design

Identity & design specifications comparison
SpecificationSamsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 8
BrandSamsungSamsung
ModelSamsung Galaxy Watch6 ClassicSamsung Galaxy Watch 8
Announced26 July 20232025, July 09
Dimensions47 mm: 46.5 × 46.5 × 10.9 mm; 43 mm: 42.5 × 42.5 × 10.9 mm44 mm: 43.7 × 46.0 × 8.6 mm; 40 mm: 40.4 × 42.7 × 8.6 mm
Weight47 mm: 59.0 g without strap; 43 mm: 52.0 g without strap44 mm: 34.0 g; 40 mm: 30.0 g, without band
Build materialsStainless-steel frame; sapphire-crystal frontArmor Aluminum case
Strap / band20 mm Hybrid Eco-Leather Band; standard 20 mm straps compatible—
Controls / buttonsPhysical rotating bezel; two side buttons; touchscreenTouchscreen and physical buttons

Performance & software

Performance & software specifications comparison
SpecificationSamsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 8
ProcessorExynos W930, 5 nmExynos W1000, 3 nm
CPUDual-core 1.4 GHz Cortex-A555-core
GPUMali-G68Mali-G68
RAM2 GB2 GB
Storage16 GB32 GB
Operating systemWear OS Powered by Samsung (Wear OS 4) with One UI 5 WatchWear OS 6; One UI 8 Watch

Audio & communication

Audio & communication specifications comparison
SpecificationSamsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 8
SpeakerBuilt-in loudspeakerSupported
CallingBluetooth calling; LTE model supports standalone cellular callingBluetooth calling with a connected smartphone; standalone calling on LTE editions
Microphone—Supported

Sensors, health & fitness

Sensors, health & fitness specifications comparison
SpecificationSamsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 8
SensorsSamsung BioActive Sensor (optical heart rate, electrical heart signal and bioelectrical impedance); infrared temperature sensor; accelerometer; barometer; gyroscope; geomagnetic sensor; light sensor; 3D Hall sensorSamsung BioActive: optical heart-rate, electrical heart signal, bioelectrical impedance analysis; temperature; accelerometer; barometer; gyroscope; geomagnetic; light sensor
Health & wellness featuresHeart-rate and heart-rhythm monitoring; ECG and irregular-heart-rhythm notifications where available; blood-pressure monitoring where available; blood oxygen; body composition; skin-temperature-based cycle trackingHeart and wellness tracking; Antioxidant Index, Vascular Load, Energy Score and stress features. Availability varies by market and paired phone.
Sleep trackingSleep-stage tracking, sleep score, snore detection and Advanced Sleep CoachingSleep tracking, sleep coaching, Bedtime Guidance and sleep-apnoea features where available
Sports / workout modesAutomatic workout detection and Samsung Health exercise tracking—
Training & outdoor featuresPersonalised heart-rate zones; running analysis; route workout and Track BackRunning Coach and dual-frequency route tracking
Safety & emergency featuresFall detection and emergency SOS features through a compatible phone or LTE service—

Battery & durability

Battery & durability specifications comparison
SpecificationSamsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 8
Battery capacity47 mm: 425 mAh typical; 43 mm: 300 mAh typical44 mm: 435 mAh; 40 mm: 325 mAh
Battery lifeUp to 40 hours with Always-On Display off; up to 30 hours with Always-On Display on—
ChargingFast WPC-based wireless charging, up to 10 WFast wireless charging, WPC-based
Water resistance5 ATM; IP685 ATM; IP68
Durability / certificationsMIL-STD-810H compliant; IP68 ingress protectionMIL-STD-810H

Compatibility

Compatibility specifications comparison
SpecificationSamsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 8
Phone compatibilityAndroid 10 or later with more than 1.5 GB RAMAndroid 12.0 or later; more than 1.5 GB RAM
Companion appGalaxy Wearable and Samsung HealthGalaxy Wearable; Samsung Health
ColorsBlack; SilverGraphite; Silver

Additional specifications

Additional specifications specifications comparison
SpecificationSamsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 8
Case material—Armor Aluminum
Peak brightness—3,000 nits peak
Release status—Available. Released 2025, July 25
Model numbers—SM-L320, SM-L325, SM-L330, SM-L335, SM-L325U, SM-L335U
Card slot—No
Camera—No
3.5 mm headphone jack—No
USB—No
Radio—No
2G bands—GSM 850 / 900 / 1800 / 1900
3G bands—HSDPA 850 / 900 / 2100
4G bands—1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 40, 66, 71
Network speed—HSPA, LTE
SAR (EU)—0.15 W/kg (head) 0.78 W/kg (body)
Additional durability features—Armor Aluminum 2

Similarities

  • Both have 2 GB RAM.
  • Both are rated IP68.
  • Both have NFC.
  • Both are water resistant to 50 m.
  • Both take calls over Bluetooth.
  • Both run Wear OS.

In summary

For most buyers the Samsung Galaxy Watch 8 is the better buy; the Samsung Galaxy Watch 6 Classic makes sense if you want ECG heart-rhythm readings.

Back to compared products ↑

In-stock alternatives

Samsung Galaxy Watch 6For Samsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 6View product ↗Samsung Galaxy Watch 7For Samsung Galaxy Watch 6 ClassicSamsung Galaxy Watch 7View product ↗Huawei Watch GT 6For Samsung Galaxy Watch 8Huawei Watch GT 6View product ↗

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