Late in cycle — a new model is likely coming
Best for: Anyone who wants serious health and fitness tracking without the bulk or cost of a full smartwatch. Works with both Android and iPhone, making it the most accessible Fitbit tracker in the lineup.
Full details →Overdue for a refresh — no successor announced yet. Prices should be at their lowest
Best for: Budget-conscious users who want more features than a basic step counter — SpO2, stress, sleep analysis, and workout tracking — without paying for a full smartwatch. Works with both iPhone and Android.
Full details →| Fitbit Charge | Amazfit Band 7 | |
|---|---|---|
| Tier | Fitness Tracker | Fitness Tracker |
| Platform | iOS & Android | iOS & Android |
| Battery | 7 days | 18 days |
| Always-on display | ❌ | ❌ |
| GPS | ✅ | ❌ |
| Cellular | ❌ | ❌ |
| Health sensors | ecg, spo2, eda stress, hr | hr, spo2, stress, sleep |
| Released | Sep 28, 2023 | Sep 22, 2022 |
| Cycle length | 731 days | 699 days |
| Cycle advice | bad | bad |
| Deals advice | great | good |
| Next model | Fitbit Charge 7 (Expected 2026) | — |
Full ECG, electrodermal activity stress sensing, SpO2, and continuous heart rate in a tracker thinner than most smartwatches.
Google Maps navigation, Google Wallet NFC payments, and YouTube Music controls — more useful on-device apps than any previous Charge.
7 days of typical use, dropping to around 30 minutes per GPS workout session before needing a charge.
18 days of typical use with health monitoring — nearly 3 weeks without charging, far beyond any smartwatch competitor.
Ask Alexa for weather, timers, reminders, and smart home controls directly from your wrist — unusual for a sub-$50 fitness band.
Amazfit's Personal Activity Intelligence score aggregates your daily activity into a single 0–100 health index, guiding you toward optimal activity levels.