Samsung Galaxy Watch9 vs Samsung Galaxy Watch8 Classic
The Samsung Galaxy Watch8 Classic lists for about $120 more than the Samsung Galaxy Watch9. Every other published figure for both is in the table, with the rows where they differ tinted.
Samsung
Samsung Galaxy Watch9
Android; some features need the maker's own phone
~$380
Samsung's 2026 mainstream watch is the first Galaxy Watch on the Snapdragon Wear Elite platform, per Samsung, and its 40 mm battery is 20% larger than Galaxy Watch8's.
Best for: Samsung Galaxy phone owners who want a light everyday watch with full health features
Samsung
Samsung Galaxy Watch8 Classic
Android; some features need the maker's own phone
~$500
Samsung did not release a Watch9 Classic, so this 2025 model remains its only watch with the physical rotating bezel, now paired with a Quick Button.
Best for: Galaxy phone owners who want a dress-watch look and physical bezel navigation
| Specification | Samsung Galaxy Watch9 | Samsung Galaxy Watch8 Classic |
|---|---|---|
| Approx. price | ~$380 (40 mm Bluetooth, 'From $379.99 before trade-in' on samsung.com/us) | ~$500 (46 mm Bluetooth, 'From $499.99 before trade-in' on samsung.com/us) |
| Type | Everyday smartwatch | Everyday smartwatch |
| Platform | Wear OS | Wear OS |
| Case sizes | 40 mm / 44 mm | 46 mm |
| Weight | 40 mm: 31.5 g · 44 mm: 34 g (case and sensors only (Samsung compare page)) | 46 mm: 63.5 g (case and sensors only (Samsung compare page)) |
| Battery, smartwatch mode | 40 h (Samsung spec: 'Usage Time (Hours, AOD Off) Up to 40' (40 mm, 390 mAh; same figure for 44 mm, 445 mAh)) | 40 h (Samsung spec: 'Usage Time (Hours, AOD Off) Up to 40' (445 mAh)) |
| Battery, always-on display | 30 h (Samsung spec: 'Usage Time (Hours, AOD On) Up to 30' (both sizes)) | 30 h (Samsung spec: 'Usage Time (Hours, AOD On) Up to 30') |
| Always-on keeps | 75% of the headline figure | 75% of the headline figure |
| Battery, GPS workout | Not published by the maker | Not published by the maker |
| Battery note | Samsung publishes no GPS-workout hours; it says the 40 mm battery is 20% larger than Galaxy Watch8 40 mm | Samsung publishes no GPS-workout figure for this model |
| Works with | Android; some features need the maker's own phone | Android; some features need the maker's own phone |
| iPhone | No | No |
| Android | Yes, with limits | Yes, with limits |
| Phone limits | Samsung: 'Newer Samsung watches with Wear OS are not compatible with iOS.' On Android, ECG Monitor, Irregular Heart Rhythm Notification, blood pressure, sleep apnea, Energy Score and Vitals need a Samsung Galaxy phone with Samsung Health / Samsung Health Monitor (Android 13+ for several) | Samsung: 'Newer Samsung watches with Wear OS are not compatible with iOS.' On Android, ECG Monitor, Irregular Heart Rhythm Notification, blood pressure, sleep apnea, Energy Score and Vitals need a Samsung Galaxy phone with Samsung Health / Samsung Health Monitor (Android 13+ for several) |
| Paid tier | No paid tier sold by the maker | No paid tier sold by the maker |
| What the paid tier gates | Samsung sells no paid tier for watch features; only optional iFit premium workout content in Fitness Index is paid (third-party) | Samsung sells no paid tier for watch features; only optional iFit premium workout content in Fitness Index is paid (third-party) |
| Update years | 5 years, per Samsung | Not published by the maker |
| Cleared health features | ECG Monitor app (FDA), Sleep apnea feature (FDA) | ECG Monitor app (FDA), Sleep apnea feature (FDA) |
| Display | AMOLED | AMOLED |
| Always-on display | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Music on the watch | Yes | Yes |
| LTE | Optional (LTE models need a separate qualifying wireless plan from the carrier and initial pairing with an Android phone (Samsung footnote)) | Optional (LTE models need a separate qualifying wireless plan from the carrier and initial pairing with an Android phone (Samsung footnote)) |
| Water rating | 5ATM + IP68, MIL-STD-810H | 5ATM + IP68, MIL-STD-810H |
| Case | Armor Aluminum | stainless steel |
| Released | 2026 | 2025 |
Samsung Galaxy Watch9: what it gives up
- No iPhone support at all
- ECG, blood pressure and sleep apnea need a Samsung Galaxy phone, so other Android owners lose them
- Still a 1-2 day charge cycle; the Ultra2 doubles it
- No published GPS-workout battery figure
Samsung Galaxy Watch8 Classic: what it gives up
- Heaviest Galaxy Watch at 63.5 g case weight, more than the titanium Ultra2
- Previous-generation processor at a higher price than the Watch9
- One 46 mm size, large on small wrists
- No iPhone support, and key health features need a Samsung phone
- Samsung lists no security-update date for this model, unlike the Watch9 and Ultra2
Full pages: Samsung Galaxy Watch9 · Samsung Galaxy Watch8 Classic