Amazfit T-Rex 3 vs Samsung Galaxy Watch7 44mm: which one suits you?
The two differ in 4 of the specs we have recorded, and the Samsung Galaxy Watch7 44mm is cheaper by SAR 103 (prices checked 5 Nov 2026).
Which one should you choose?
Choose the
Amazfit T-Rex 3 if you care about:- Charge less often through the week (27 days vs 1 days)
- Has cellular (LTE/eSIM); the other doesn't
- Higher water resistance for swimming and showers (10 ATM vs 5 ATM)
- Paying less: cheaper by SAR 103
The deciding difference here: battery life and cellular (LTE/eSIM) and price.
Compares recorded specs; a missing spec does not mean the feature is absent.
Smartwatches · Samsung
Samsung Galaxy Watch7 44mm- Case size:
- 44 mm
- Display size:
- 1.5 in
- Reference price:
- SAR 969
Key differences
Case size
48 mm44 mmBattery life
✓ 27 days1 daysCellular (LTE/eSIM)
✓ YesNo
Specifications side by side
15 of 15 specs
Scroll the table sideways to see the rest.
| Spec | | |
|---|---|---|
| Reference price | SAR 1,072 | SAR 969 |
| Battery life | ✓ 27 days | 1 days |
| Cellular (LTE/eSIM) | ✓ Yes | No |
| Built-in GPS | Yes | Yes |
| Case size | 48 mm | 44 mm |
| Display type | AMOLED | — |
| Water resistance | ✓ 10 ATM | 5 ATM |
| Weight | 68 g | — |
| Display size | 1.5 in | 1.5 in |
| ECG | No | — |
| Blood oxygen (SpO2) | Yes | — |
| Contactless payment (NFC) | Yes | — |
| Heart-rate tracking | Yes | Yes |
| Release year | 2024 | — |
| dust resistance rating | IP68 | IP68 |
| App control (Wi-Fi) | Yes | Yes |
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Direct comparison questions
What is the difference in battery life between the Amazfit T-Rex 3 and the Samsung Galaxy Watch7 44mm?
Battery life is higher on the Amazfit T-Rex 3: 27 days vs 1 days on the Samsung Galaxy Watch7 44mm. If this spec is your priority, the difference favours it.
What is the difference in cellular (LTE/eSIM) between the Amazfit T-Rex 3 and the Samsung Galaxy Watch7 44mm?
Amazfit T-Rex 3: Yes; Samsung Galaxy Watch7 44mm: No. This is a spec difference, not a verdict that one is better overall.
What is the difference in built-in GPS between the Amazfit T-Rex 3 and the Samsung Galaxy Watch7 44mm?
No difference here: built-in GPS is Yes on both.
What is the difference in case size between the Amazfit T-Rex 3 and the Samsung Galaxy Watch7 44mm?
Amazfit T-Rex 3: 48 mm; Samsung Galaxy Watch7 44mm: 44 mm. A higher value is not necessarily better for you.