Apple
Apple Watch Ultra 4
Apple Watch Ultra 4 wearable normalized across health sensors, battery, comfort, durability, compatibility, and ownership cost.
Bettr Than Score · Balanced
46.6/100
WearablesOpen comparison 
Protected anonymous voting
Compare wearables
Choose products to compare
VS
Samsung
Samsung Galaxy Watch9 (40 mm)
Samsung Galaxy Watch9 (40 mm) wearable normalized across health sensors, battery, comfort, durability, compatibility, and ownership cost.
Bettr Than Score · Balanced
53.4/100
Category-specific score
What matters most to you?
Value, endurance, comfort, durability, and broadly useful health sensors.
Apple Watch Ultra 4
46.6 / 100
Samsung Galaxy Watch9 (40 mm)
53.4 / 100
100% supported scoring weight · 15 shared fields.
How this score works
- Reference price: 20% · Samsung Galaxy Watch9 (40 mm) has the favorable value
- Advertised battery life: 20% · Apple Watch Ultra 4 has the favorable value
- Device weight: 15% · Samsung Galaxy Watch9 (40 mm) has the favorable value
- Water resistance: 10% · Apple Watch Ultra 4 has the favorable value
- Built-in GPS: 8% · equal
- Continuous heart rate: 5% · equal
- ECG capability: 7% · equal
- Blood oxygen sensing: 5% · equal
- Temperature sensing: 5% · equal
- Sleep tracking: 5% · equal
Device type, phone compatibility, fit, coaching quality, and medical availability are personal or regional. A missing or inapplicable feature is excluded rather than treated as a loss.
Side-by-side specifications
| Apple Watch Ultra 4 | Specification | Samsung Galaxy Watch9 (40 mm) |
|---|---|---|
$799 | Reference price | $379.99 |
smartwatch | Device type | smartwatch |
2.08 days | Advertised battery life | 1.67 days |
61.4 g | Device weight | 30 g |
100 m | Water resistance | 50 m |
Yes | Built-in GPS | Yes |
Yes | Continuous heart rate | Yes |
Yes | ECG capability | Yes |
Yes | Blood oxygen sensing | Yes |
Yes | Temperature sensing | Yes |
Yes | Sleep tracking | Yes |
Yes | On-device display | Yes |
Yes | iPhone support | No |
No | Android support | Yes |
None | Required subscription | None |
Evidence-based guidance · Balanced model
Samsung Galaxy Watch9 (40 mm) leads on the balanced wearables model
Based on 15 shared sourced fields and 100% balanced scoring coverage. Device type, phone compatibility, fit, coaching quality, and medical availability are personal or regional. A missing or inapplicable feature is excluded rather than treated as a loss.
Consider Apple Watch Ultra 4 for advertised battery life (2.08 days), water resistance (100 m).
Consider Samsung Galaxy Watch9 (40 mm) for reference price ($379.99), device weight (30 g).
People's Pick
Which one would you choose?
Loading voting options…
Where to buy Apple Watch Ultra 4
We may earn a commission when you buy through links marked “Affiliate link.” This does not change your price or our scores. How we earn
No verified retailer offers are available yet.
Prices and availability can change. Totals exclude tax. Lowest-listed labels compare only fresh, in-stock offers with known shipping in the same currency. Sponsored status never changes their order.
Where to buy Samsung Galaxy Watch9 (40 mm)
We may earn a commission when you buy through links marked “Affiliate link.” This does not change your price or our scores. How we earn
No verified retailer offers are available yet.
Prices and availability can change. Totals exclude tax. Lowest-listed labels compare only fresh, in-stock offers with known shipping in the same currency. Sponsored status never changes their order.