Samsung Galaxy Watch8 vs Apple Watch Series 9: A Detailed Comparison

The smartwatch market is dominated by Apple and Samsung, and their latest offerings – the Galaxy Watch8 and Apple Watch Series 9 – represent the pinnacle of wearable technology. This comparison dissects the core differences between these two devices, focusing on performance, battery efficiency, and the ecosystems they inhabit, to determine which smartwatch delivers the best overall experience.
Phones Images

🏆 Quick Verdict

For the average user deeply embedded in the Apple ecosystem, the Apple Watch Series 9 remains the superior choice due to its seamless integration and optimized performance. However, the Samsung Galaxy Watch8 offers a compelling alternative, particularly for Android users, with its faster charging and potentially more efficient chipset.

PHONES
Phone Names Samsung Galaxy Watch8 Apple Watch Series 9
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 40, 66, 711, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2025, July 092023, September 12
StatusAvailable. Released 2025, July 25Available. Released 2023, September 22
Body
BuildGlass front (Sapphire crystal), aluminum frameSapphire crystal front, ceramic/sapphire crystal back, stainless steel frame
Dimensions46 x 43.7 x 8.6 mm (1.81 x 1.72 x 0.34 in)45 x 38 x 10.7 mm (1.77 x 1.50 x 0.42 in)
SIMeSIMeSIM
Weight34 g (44mm), 30 g (40mm) (1.06 oz)42.3 g (41mm), 51.5 g (45mm) (1.48 oz)
Display
ProtectionSapphire crystalSapphire crystal glass
Resolution480 x 480 pixels (~327 ppi density)484 x 396 pixels (~326 ppi density)
Size1.47 inches1.9 inches
TypeSuper AMOLED, 3000 nits (peak)Retina LTPO OLED, 2000 nits (peak)
Platform
CPUPenta-coreDual-core
ChipsetExynos W1000 (3 nm)Apple S9
GPUMali-G68PowerVR
OSAndroid Wear OS 6, One UI 8 WatchwatchOS 10, upgradable to watchOS 26.1
Memory
Card slotNoNo
Internal32GB 2GB RAM64GB
Sound
35mm jackNoNo
Loudspeaker YesYes
Comms
Bluetooth5.3, A2DP, LE5.3, A2DP, LE
NFCYesYes
PositioningGPS (L1+L5), GLONASS, GALILEO, BDSGPS, GLONASS, GALILEO, QZSS, BDS
RadioNoNo
USBNoNo
WLANWi-Fi 802.11 a/b/g/n, dual-bandWi-Fi 802.11 b/g/n, dual-band
Features
SensorsAccelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (skin), BioActive, antioxidant indexAccelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body)
Battery
Charging10W wirelessWireless, 0-80% in 45 min
TypeLi-Ion 435 mAhLi-Ion 308 mAh
Misc
ColorsGraphite, SilverGraphite, Silver, Gold, Red
ModelsSM-L320, SM-L325, SM-L330, SM-L335, SM-L325U, SM-L335UA2982, A2984, A2983, A2985, Watch7,3, Watch7,4
Price$ 229.98 / C$ 1,649.98 / € 237.69About 630 EUR
SAR-1.02 W/kg (head)
SAR EU0.15 W/kg (head)     0.78 W/kg (body)0.64 W/kg (head)

Samsung Galaxy Watch8

  • Faster wireless charging (10W)
  • Potentially better battery efficiency due to 3nm Exynos W1000
  • Open platform for app installation (Android ecosystem)

  • Penta-core CPU may not match Apple's optimized dual-core performance
  • Reliance on Samsung Health ecosystem

Apple Watch Series 9

  • Optimized performance with Apple S9 chipset
  • Seamless integration with Apple ecosystem
  • Mature and extensive app ecosystem

  • Slower charging speed (0-80% in 45 minutes)
  • Limited to iOS/Apple devices

Display Comparison

While display specifications aren't provided, both watches likely utilize LTPO AMOLED panels for efficient refresh rate scaling. The key difference will be color calibration and peak brightness. Apple historically excels in color accuracy, while Samsung often pushes for higher peak brightness. The absence of detailed display specs makes a definitive statement difficult, but Samsung’s history suggests a brighter display, potentially at the cost of color fidelity. Bezels are also a factor; smaller bezels contribute to a more immersive experience, and Apple has consistently minimized these.

Camera Comparison

Neither device is heavily focused on camera capabilities, and detailed camera specs are absent. Smartwatches primarily use cameras for limited functions like video calls or potentially quick QR code scanning. Therefore, this section is less critical for this comparison.

Performance

The core of the performance difference lies in the chipsets. Samsung’s Galaxy Watch8 utilizes a Penta-core Exynos W1000 built on a 3nm process, while Apple employs the dual-core Apple S9. While core count isn’t everything, the 3nm fabrication of the Exynos W1000 *should* translate to improved power efficiency compared to Apple’s likely 4nm (based on previous generations) S9. However, Apple’s silicon is renowned for its architectural efficiency and software optimization. The dual-core S9 is likely to deliver smoother, more consistent performance in real-world tasks, despite the lower core count. The impact of RAM speed (likely LPDDR5x in both) is less significant than the chipset architecture.

Battery Life

Battery capacity isn’t specified, but the charging speeds are. The Galaxy Watch8 offers 10W wireless charging, while the Apple Watch Series 9 reaches 80% charge in 45 minutes. This suggests the Galaxy Watch8 will charge faster overall, potentially offsetting a smaller battery capacity. The 3nm Exynos W1000 *should* also contribute to improved battery life through increased efficiency. However, Apple’s software optimizations are known to aggressively manage background processes, potentially extending battery life despite a less efficient chipset.

Buying Guide

Buy the Samsung Galaxy Watch8 if you prioritize faster wireless charging, operate within the Android ecosystem, and appreciate a more open platform for app installation. Buy the Apple Watch Series 9 if you are an iPhone user seeking the most polished smartwatch experience, tight integration with Apple services, and a mature app ecosystem. The Series 9’s optimized performance within the Apple ecosystem is a significant advantage.

Frequently Asked Questions

❓ Does the Exynos W1000 chip in the Galaxy Watch8 overheat during intensive tasks like GPS tracking or workout recording?
The 3nm fabrication process of the Exynos W1000 is designed to mitigate overheating. While intensive tasks will naturally generate heat, the improved efficiency should prevent significant throttling and maintain consistent performance during prolonged use. However, real-world testing is needed to confirm this under various conditions.
❓ How does the Apple Watch Series 9's 'Double Tap' gesture compare to the Galaxy Watch8's gesture controls?
Apple's 'Double Tap' gesture, utilizing the S9's Neural Engine, allows users to control the watch with one hand by tapping their thumb and index finger together. The Galaxy Watch8 utilizes a combination of rotating bezel (on some models) and swipe gestures. While both offer hands-free control, Apple's gesture appears more intuitive and versatile, leveraging advanced machine learning for accurate recognition.
❓ Is the integration with Apple Pay or Samsung Pay equally seamless on both devices?
Both watches offer seamless mobile payment integration. Apple Pay is deeply integrated into the Apple ecosystem, offering a smooth and secure experience for iPhone users. Samsung Pay, while also secure, supports both NFC and MST (Magnetic Secure Transmission) technologies, potentially offering wider compatibility with older payment terminals. However, MST is becoming less relevant as NFC adoption increases.