⚡ Quick Comparison at a Glance
| Feature | 🍎 Apple Watch Series 9 | 📱 Samsung Galaxy Watch 6 | ⚡ Xiaomi Smart Band 8 |
|---|---|---|---|
| Price | $399 | $299 | $49–$199 |
| Battery Life | 18–24 hours | 2–3 days | 5–16 days |
| Best For | iPhone users | Android users | Budget buyers |
| ECG Support | ✅ Yes | ✅ Yes | ❌ No |
| Water Resistance | ✅ 50m (5ATM) | ✅ 50m (5ATM) | ✅ 50m (5ATM) |
🏆 Our Final Verdict
🥇 Best Overall: Apple Watch Series 9
If you're an iPhone user and want the absolute best smartwatch experience—with seamless iOS integration, top-tier health sensors, and a rich app ecosystem—the Apple Watch is worth the premium price.
🥈 Best Value: Samsung Galaxy Watch 6
Android users get the perfect balance of features, battery life, and price. Samsung’s Wear OS delivers smooth performance and excellent fitness tracking.
🥉 Best Budget: Xiaomi Smart Band 8
Unbeatable value at just $49. With up to 16 days of battery life and solid fitness tracking, it’s ideal for first-time buyers or those on a tight budget.
🔍 In-Depth Comparison
🍎 Apple Watch Series 9
- Starting Price: $399
- OS: watchOS (iOS only)
- Key Features: ECG, blood oxygen, crash detection, always-on Retina display, seamless iPhone integration
- Battery: ~18–24 hours
- Best For: iPhone users who want premium health and smart features
Ideal if you live in the Apple ecosystem and prioritize health monitoring, notifications, and app quality.
📱 Samsung Galaxy Watch 6
- Starting Price: $299
- OS: Wear OS (works with Android & limited iOS support)
- Key Features: Body composition analysis, ECG, sleep coaching, rotating bezel (on Classic), bright AMOLED
- Battery: ~2–3 days
- Best For: Android (especially Samsung) users seeking balance between style and function
Great middle ground—more battery than Apple, more polish than budget brands.
⚡ Xiaomi Smart Band 8 / Watch 2 Pro
- Starting Price: $49 (Band) / $199 (Watch)
- OS: Proprietary (compatible with iOS & Android)
- Key Features: 16-day battery (Band), SpO2, sleep tracking, 150+ sport modes, lightweight design
- Battery: 5–16 days depending on model
- Best For: Budget-conscious buyers, fitness beginners, or secondary wearables
You get 80% of the functionality for 20% of the price—perfect for value seekers.
❓ Frequently Asked Questions
Which smartwatch has the best battery life?
Xiaomi Smart Band 8 wins by a huge margin—up to 16 days on a single charge. Samsung lasts 2–3 days, while Apple Watch needs daily charging.
What is the cheapest smartwatch?
The Xiaomi Smart Band 8 starts at just $49, offering core fitness and notification features at an unbeatable price.
Which smartwatch is best for iPhone users?
Apple Watch Series 9 is the clear winner. It integrates deeply with iOS, supports all Apple Health features, and offers the smoothest experience.
Does Samsung Galaxy Watch work with iPhone?
Yes—but with limited functionality. You’ll miss out on Samsung Health sync, message replies, and some app features. Best paired with Android.
Can I swim with these smartwatches?
Yes! All three are water-resistant to 50 meters (5ATM), making them safe for swimming, showering, and water sports.
💡 Pro Tips Before You Buy
- iPhone user? Stick with Apple Watch for full functionality.
- On a budget? Xiaomi gives incredible value—especially the Smart Band 8.
- Want battery + features? Samsung Galaxy Watch 6 is your sweet spot.
- Check compatibility: Not all features work across iOS/Android.
🔗 You Might Also Like
✉️ Stay Updated
Love tech guides like this? Subscribe for weekly reviews, comparison charts, and exclusive deals on the latest wearables and gadgets.