Budget smartwatch vs AMOLED upgrade: S3 is the entry option; S4 adds an AMOLED screen and a more premium feel.
→ View TOZO S3 → View TOZO AMOLED S4Table 1 — Usability at a Glance
| Item | TOZO S3 | TOZO AMOLED S4 |
|---|---|---|
| Setup | ✅ Easy (TOZO app) | ✅ Easy (TOZO app) |
| Navigation | Touch + side button | AMOLED touch + side button |
| Learning Curve | Beginner-friendly | Beginner-friendly |
| Phone Compatibility | Android & iPhone | Android & iPhone |
Table 2 — Core Differences
| Feature | S3 | S4 |
|---|---|---|
| Display | Color display | AMOLED (richer colors/contrast) |
| Watch Faces | Many basics | More vivid faces |
| Fitness | HR, sleep, sport modes | HR, sleep, sport modes (+nicer visuals) |
| Best For | Lowest price smart features | Budget buyer who wants AMOLED |
Quick Links
TOZO S3 TOZO AMOLED S4Questions? Ask in the Q&A or leave a comment.