Best Smartwatches Under $100 in 2025
You don’t need a premium watch to stay fit and connected. In 2025, budget smartwatches under $100 offer GPS, long battery life, reliable health & sleep tracking, and even AMOLED screens. This simple guide gives you clear picks, specs, pros & cons, and real fixes to common issues.
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Top 5 Budget Smartwatches (2025)
1) Amazfit Active 2 — Best Overall
AMOLED screen, built-in GPS, up to 10-day battery, 5ATM water resistance. Balanced choice for daily health, workouts, and notifications.
- Pros: AMOLED + GPS at this price; solid sleep/HR; 5ATM.
- Cons: Limited third-party apps; some metrics need app learning.
2) Redmi Watch 5 Active — Best Battery
If you hate charging, pick this. Real-world 1–2 weeks per charge, Bluetooth calls, and 140+ sports modes.
- Pros: ~18-day battery; calls on wrist; 5ATM.
- Cons: No built-in GPS (uses phone GPS); LCD not as vibrant as AMOLED.
3) Amazfit Bip 5 (46 mm) — Best Budget GPS + Alexa
Built-in GPS for walks/runs, Alexa on-wrist, light and comfortable, ~10-day battery.
- Pros: GPS accuracy for the price; Alexa; sleep/HR/SpO₂.
- Cons: TFT screen (not AMOLED); fewer third-party apps.
4) Fitbit Inspire 3 — Sleep & Wellness First
Great for sleep and stress tracking (HRV, stages), slim design, ~10-day battery. Uses connected GPS.
- Pros: Top sleep/stress insights; polished Fitbit app; light & comfy.
- Cons: No built-in GPS; some insights may require Premium trials in some regions.
5) Amazfit Bip 5 Core (46 mm) — Cheapest Safe Pick
Ultra-budget option with long battery and dependable basics for beginners.
- Pros: Long battery; lightweight; easy to use.
- Cons: No built-in GPS; simpler display/features vs Bip 5.
Quick Specs Comparison
| Model | Display | Battery | Water | GPS | Highlights |
|---|---|---|---|---|---|
| Amazfit Active 2 | AMOLED | Up to 10 days | 5ATM | Built-in | Sleep, HR, AI training |
| Redmi Watch 5 Active | LCD | Up to 18 days | 5ATM | No | BT calls, 140+ sports |
| Amazfit Bip 5 | TFT | ~10 days | IP68 | Built-in | Alexa, SpO₂, lightweight |
| Fitbit Inspire 3 | AMOLED-like | ~10 days | Water resistant | Phone GPS | Sleep, Stress, HRV |
| Amazfit Bip 5 Core | TFT | Long battery | IP68 | No | Lightweight, value |
Common Problems & Fixes
- Battery drains fast: reduce brightness, disable always-on display, use GPS only during workouts, update firmware.
- Bluetooth disconnects: keep phone & watch within ~10 m; allow the app to run in the background (battery optimization off).
- Sync issues: restart devices, update the companion app, “Forget device” then re-pair.
- Inaccurate HR/steps: wear snug above wrist bone; clean sensors; avoid lotions under sensors.
FAQ
Best overall under $100?
Amazfit Active 2 (AMOLED + GPS + 10-day battery + 5ATM). Bip 5 is a strong alternative with Alexa.
Built-in GPS?
Yes: Active 2 and Bip 5. Fitbit Inspire 3 uses connected (phone) GPS.
Longest battery?
Redmi Watch 5 Active (often 1–2 weeks).
Waterproof?
Mostly 5ATM or IP68—fine for swimming, rain, sweat.
Android/iPhone?
All support Android and iOS; Fitbit app shines for sleep & wellness.
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