Apple Watch Series 11 vs Samsung Galaxy Watch Ultra
Apple Watch Series 11 vs Samsung Galaxy Watch Ultra: which is the right fit? We cover performance, value, and use cases to make the call easier.
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Apple Watch Series 11

Samsung Galaxy Watch Ultra
Comparison: Apple Watch Series 11 vs Samsung Galaxy Watch Ultra

Apple Watch Series 11

Samsung Galaxy Watch Ultra
| Criterion | Apple Watch Series 11 | Samsung Galaxy Watch Ultra |
|---|---|---|
| Rating | ★4.7(1,649)Amazon | ★4.4(243)Amazon |
Compatibility | iPhone 11 or later with iOS 26 or later | Android 11.0 or higher with 1.5GB+ RAM; Samsung Galaxy phone required for Energy Score, ECG, Sleep Apnea, and IHRN features |
Operating System | watchOS 26 | Wear OS 5 powered by Samsung (One UI 6 Watch) |
Case Size | 42mm (42mm H x 36mm W x 9.7mm D) or 46mm (46mm H x 39mm W x 9.7mm D) | 47.4mm H x 47.1mm W x 12.1mm D |
Case Material | Aluminum (Rose Gold, Silver, Space Gray, Jet Black) or Titanium (Slate, Gold, Natural) | Titanium (Grade 4) frame with cushion design; Sapphire Crystal glass |
Display Type | Always-On Retina LTPO3 wide-angle OLED; Ion-X front glass with 2x scratch resistance (Aluminum) or Sapphire crystal (Titanium) | Super AMOLED; Always-On Display; Peak brightness 3000 nits |
Display Size | 989 sq mm (42mm) or 1220 sq mm (46mm) | 1.5 in (37.3 mm) circular display |
Resolution | 374 x 446 pixels (42mm) or 416 x 496 pixels (46mm) (326 ppi) | 480 x 480 pixels |
Always On Display | Yes (Up to 2000 nits peak, 1 nit minimum) | Yes |
Water Resistance | Water resistance 50 m (swimproof) | 10 ATM + IP68 (ISO 22810 standard); Ocean swimming capable |
Durability | IP6X dust resistance; 2x more scratch-resistant Ion-X glass (Aluminum models); Sapphire crystal (Titanium models) | MIL-STD-810H certified; Operating temp -20°C to 55°C; 9000m altitude resistance |
GPS | L1 GPS, GNSS, Galileo, and BeiDou | Dual-frequency GPS (L1+L5); Glonass; Beidou; Galileo |
Connectivity | Wi-Fi 4 (802.11n); Bluetooth 5.3; Second-generation Ultra Wideband chip; Apple Pay; 5G (RedCap) and LTE on Cellular models | LTE (eSIM standard on all models); Wi-Fi 2.4+5GHz; Bluetooth 5.3; NFC |
NFC Payments | Apple Pay | Samsung Wallet / Google Wallet |
Sensors | Electrical heart sensor (ECG); 3rd-generation optical heart sensor; Temperature sensor; Compass; Always-on altimeter; High-g accelerometer; High dynamic range gyroscope; Ambient light sensor; Depth gauge (to 6m); Water temperature sensor | Samsung BioActive Sensor (Optical Bio-signal + Electrical Heart + Bioelectrical Impedance Analysis); Temperature sensor; Accelerometer; Barometer; Gyro sensor; Geomagnetic sensor; Light sensor |
Health Features | Sleep Apnea notifications; Hypertension notifications; Vitals app; ECG app; High/low heart rate notifications; Cycle tracking with retrospective ovulation estimates | Energy Score; Sleep Apnea detection (FDA authorized); AGEs Index; Body Composition; ECG; Irregular Heart Rhythm Notification; Cycle Tracking with skin temperature; Sleep coaching |
Workout Modes | Custom workouts; Multisport; Race Route; Running; Cycling; Hiking; Swimming (Pool & Open Water); Snorkeling (to 6m); Tides app | Multisport tile (Triathlon/Duathlon/Aquathlon); Functional Threshold Power (FTP) for cycling; Race Partner; Track Back; Custom workouts via Quick Button |
Storage | 64GB | 32GB |
Speaker Mic | Speaker (media playback supported); Microphone with Voice Isolation | Speaker (with Siren support); Microphone |
Calls | Yes (via Wi-Fi/iPhone or 5G/LTE on Cellular models) | Yes (LTE standalone or via paired phone) |
Battery | Up to 24 hours (normal use); Up to 38 hours (Low Power Mode) | 590mAh; Up to 100 hours (Power Saving); Up to 60 hours (Normal use, AOD off); Up to 48 hours (Exercise Power Saving) |
Charging | Fast charge capable (0-80% in approx. 30 minutes) | Fast Wireless Charging (WPC Inductive); Proprietary puck required for max speed |
Weight | 42mm: 30.3 g (Alu GPS), 29.7 g (Alu Cell), 34.6 g (Ti); 46mm: 37.8 g (Alu GPS), 36.9 g (Alu Cell), 43.1 g (Ti) | 60.5 g (Body only) |
Band Sizes | Fits 130–200mm wrists (42mm) or 140–245mm wrists (46mm) | One Size (fits 145–205mm wrists via Dynamic Lug System) |
Extras | S10 SiP (64-bit dual-core); 4-core Neural Engine; Double tap gesture; Precision Finding for iPhone; On-device Siri | Quick Button (customizable); 86dB Emergency Siren; Night Mode watch face; Gesture controls (Double Pinch) |
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Apple Watch Series 11
✓ Pros:
- • Battery life increased to 24 hours (up from 18h on Series 10)
- • Aluminum models feature 2x more scratch-resistant Ion-X glass
- • First non-Ultra Apple Watch to support 5G (RedCap) connectivity
- • Includes sleep apnea and hypertension notification features
✗ Cons:
- • Uses the same S10 chip as the previous generation (no speed gain)
- • Design and dimensions are identical to Series 10
- • Requires iOS 26, limiting compatibility with older iPhones
- • 5G support limited to Cellular models
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Samsung Galaxy Watch Ultra
✓ Pros:
- • True multi-day battery life (up to 100h in power saving)
- • Extremely durable Grade 4 Titanium build with 10ATM rating
- • Dual-frequency GPS (L1+L5) provides superior tracking accuracy
- • Brightest display in class (3000 nits) for outdoor visibility
- • Exclusive features like Siren and Multisport tile for triathletes
✗ Cons:
- • Large 47mm square-circle design may not fit smaller wrists
- • Key health features (ECG, Sleep Apnea) locked to Samsung phones
- • Proprietary band attachment (Dynamic Lug) limits third-party options
- • Charging speed is slower (~2 hours) compared to competitors
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Which one is better?
Looking at user satisfaction (Apple Watch Series 11: 4.7★ vs Samsung Galaxy Watch Ultra: 4.4★), Apple Watch Series 11 pulls ahead. The gap is small—choose based on the priorities below.
Who should buy each?
Choose Apple Watch Series 11 if:
- You want Battery life increased to 24 hours (up from 18h on Series 10), Aluminum models feature 2x more scratch-resistant Ion-X glass
- Rating: 4.7★ (1649 reviews)
Choose Samsung Galaxy Watch Ultra if:
- You prefer True multi-day battery life (up to 100h in power saving), Extremely durable Grade 4 Titanium build with 10ATM rating
- Rating: 4.4★ (243 reviews)
Conclusion
With the key differences outlined, the decision should be clearer. Both options deliver quality—choose the one that fits your priorities.
Frequently Asked Questions
+Which has better value?
Apple Watch Series 11 excels if you value battery life increased to 24 hours (up from 18h on series 10). Samsung Galaxy Watch Ultra is better if you prioritize true multi-day battery life (up to 100h in power saving). Pick based on your budget and daily use.
+Is this an independent review?
Yes. We use affiliate links for monetization, but recommendations are research-driven and unbiased.
+Do newer models exist?
Check release timelines from the manufacturers and compare pricing before you buy. We refresh this page when major updates land.
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