Apple Watch Series 8 vs. Apple Watch Ultra: The Ultimate Showdown

Apple's smartwatch lineup just got a serious upgrade with the introduction of the Apple Watch Ultra. But with the Series 8 still a fantastic option, which one reigns supreme? This comprehensive comparison will break down every aspect, helping you decide which watch best suits your needs and budget.
Phones Images

🏆 Quick Verdict

The Apple Watch Ultra is built for extreme adventurers and those needing rugged durability and extended battery life. The Series 8 remains the ideal choice for everyday users prioritizing a sleek design, comprehensive health tracking, and seamless integration within the Apple ecosystem, offering excellent value.

PHONES
Phone Names Apple Watch Series 8 Apple Watch Ultra
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HKHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK
4G bands1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK1, 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
 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada
Launch
Announced2022, September 072022, September 07
StatusAvailable. Released 2022, September 16Available. Released 2022, September 23
Body
BuildSapphire crystal front, ceramic/sapphire crystal back, stainless steel frameSapphire crystal front, ceramic/sapphire crystal back, titanium frame
Dimensions45 x 38 x 10.7 mm (1.77 x 1.50 x 0.42 in)49 x 44 x 14.4 mm (1.93 x 1.73 x 0.57 in)
SIMeSIMeSIM
Weight42.3 g (41mm), 51.5 g (45mm) (1.48 oz)61.3 g (2.15 oz)
 IP6X certified 50m water resistant ECG certified (region dependent SW application; HW available on all models)IP6X certified 100m water resistant (WR100) 40m swimproof/diving (EN13319) MIL-STD 810H certified ECG certified (region dependent SW application; HW available on all models)
Display
ProtectionSapphire crystal glassSapphire crystal glass
Resolution484 x 396 pixels (~326 ppi density)502 x 410 pixels (~338 ppi density)
Size1.9 inches1.92 inches
TypeRetina LTPO OLED, 1000 nits (peak)Retina LTPO OLED, 2000 nits (peak)
 Always-on displayAlways-on display
Platform
CPUDual-coreDual-core
ChipsetApple S8Apple S8
GPUPowerVRPowerVR
OSwatchOS 9.0, upgradable to watchOS 26.1watchOS 9.0, upgradable to watchOS 26.1
Memory
Card slotNoNo
Internal32GB 1GB RAM32GB
 eMMC 5.1-
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker YesYes, with dual speakers (86-decibel)
Comms
Bluetooth5.3, A2DP, LE5.3, A2DP, LE
NFCYesYes
PositioningGPS, GLONASS, GALILEO, QZSS, BDSGPS (L1+L5), GLONASS, GALILEO, BDS
RadioNoNo
USBNoNo
WLANWi-Fi 802.11 b/g/n, dual-bandWi-Fi 802.11 b/g/n, dual-band
Features
SensorsAccelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body)Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water)
 Temperature sensing (0.01˚ accuracy) Natural language commands and dictation (talking mode) Ultra Wideband (UWB) supportTemperature sensing (0.01˚ accuracy) Depth gauge (±1m accuracy) Natural language commands and dictation (talking mode) Ultra Wideband (UWB) support
Battery
ChargingWireless, 0-80% in 45 minWireless, 0-80% in 60 min
TypeLi-Ion 308 mAhLi-Ion 542 mAh
Misc
ColorsGraphite, Silver, GoldTitanium
ModelsA2773, A2775, A2772, A2774, A2857, A2858, watch6,16, watch6,17A2684, A2622, A2859, watch6,18
PriceAbout 330 EURAbout 550 EUR
SAR0.31 W/kg (head)     0.55 W/kg (body)-
SAR EU0.31 W/kg (head)     0.55 W/kg (body)0.35 W/kg (head)     0.60 W/kg (body)
Camera
 NoNo

Apple Watch Series 8

  • Sleek and refined design
  • Excellent health tracking features
  • Seamless Apple ecosystem integration
  • More affordable

  • Shorter battery life compared to Ultra
  • Less durable than Ultra
  • Smaller display

Apple Watch Ultra

  • Exceptional durability and ruggedness
  • Extended battery life
  • Larger, brighter display
  • Action button for quick access
  • Advanced dive computer features

  • Higher price point
  • Larger and bulkier design
  • May be overkill for everyday use

Display Comparison

The Series 8 boasts a vibrant, always-on Retina display, perfect for everyday use. The Ultra features a larger, brighter, and more durable display with a flat sapphire crystal, offering superior visibility in direct sunlight and enhanced protection against impacts. The Ultra's Action button provides quick access to key features.

Camera Comparison

Neither watch has a camera. This remains a consistent design choice for Apple Watches.

Performance

Both watches share the Apple S8 chip, delivering snappy performance for apps and navigation. However, the Ultra's larger size allows for better heat dissipation during intense workouts, potentially maintaining peak performance for longer periods. Real-world usage feels virtually identical.

Battery Life

The Series 8 offers all-day battery life, typically lasting around 18 hours. The Ultra significantly improves upon this, providing up to 36 hours of battery life in normal mode and up to 60 hours in low-power mode, making it ideal for multi-day adventures.

Buying Guide

The Apple Watch Series 8 is perfect for everyday users, fitness enthusiasts tracking standard metrics, and those who appreciate a refined design. The Apple Watch Ultra is for serious outdoor adventurers, divers, and anyone needing a robust, long-lasting smartwatch capable of withstanding harsh conditions.

Frequently Asked Questions

❓ Is the Apple Watch Ultra worth the extra cost?
If you're a serious outdoor adventurer or need a rugged smartwatch with extended battery life, the Ultra is worth the investment. Otherwise, the Series 8 offers excellent value for everyday use.
❓ Can the Apple Watch Ultra be used for diving?
Yes, the Apple Watch Ultra features a dive computer app and is water-resistant to 100 meters, making it suitable for recreational scuba diving.