Fitbit Charge 6 and Charge 4 have some key differences. The Fitbit Charge 6 is the latest in the Charge series, offering upgraded Google app support and improved heart rate accuracy. The Fitbit Charge 4 remains a reliable and popular model with reliable tracking and built-in GPS. Let’s explore their differences to find your perfect fit!
Feature-by-Feature Breakdown
Processor:
- The Fitbit Charge 6 features an upgraded processor that improves UI responsiveness and speeds up app transitions.
- Fitbit Charge 4 uses an older processor, which performs slightly slower.
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Display:
- Fitbit Charge 6 has a larger 1.04-inch AMOLED display to provide more space for complications, text, and animations.
- Fitbit Charge 4 uses a 0.9-inch grayscale OLED screen.
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Operating System:
- The Fitbit Charge 6 runs on a newer Fitbit OS with support for Google apps that expand functionality and provide smarter tools.
- The Fitbit Charge 4 uses a simpler OS without smart app integration.
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Google Services:
- The Fitbit Charge 6 comes with Google Maps and Google Wallet that allow users to get directions and make payments directly from the wrist.
- The Fitbit Charge 4 supports Fitbit Pay but lacks any navigation features.
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Workout Modes:
- Fitbit Charge 6 supports over 40 workout modes and real-time heart rate broadcasting to gym equipment for more fitness versatility.
- The Fitbit Charge 4 includes around 20 basic exercise modes.
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Heart Rate Monitoring:
- The Fitbit Charge 6 features an enhanced heart rate algorithm that delivers more accurate readings during high-intensity workouts and motion-heavy activities.
- The Fitbit Charge 4 includes standard heart rate tracking, which is less advanced.
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Connectivity:
- The Fitbit Charge 6 supports Bluetooth 5.0 that enables faster pairing and more stable device connections.
- The Fitbit Charge 4 uses Bluetooth 4.0, which is slower and less efficient.
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Charging:
- The Fitbit Charge 6 includes a faster charging system that reduces downtime between uses.
- Fitbit Charge 4 uses a slower charger and takes longer to reach full capacity.
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Stress Monitoring:
- The Fitbit Charge 6 includes a Body Response sensor that helps track and manage stress through continuous skin activity detection.
- The Fitbit Charge 4 lacks this sensor and only provides passive stress indicators.
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YouTube Music Controls:
- Fitbit Charge 6 has YouTube Music controls for allowing you to manage playback directly on their wrist.
- Fitbit charge 4 does not support music controls.
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Specs at a Glance
| Feature |
Fitbit Charge 6 |
Fitbit Charge 4 |
| Display |
AMOLED color touchscreen |
Grayscale OLED touchscreen |
| Built-in GPS |
Yes |
Yes |
| Battery Life |
Up to 7 days |
Up to 7 days |
| Google Apps Support |
Google Maps, Google Wallet, YouTube Music |
Not supported |
| Heart Rate on Equipment |
Yes (via Gym Equipment Mode) |
No |
| Physical Side Button |
Yes (haptic button replaced with mechanical button) |
No (inductive solid-state button only) |
| Stress Management Tools |
Yes |
Limited |
| ECG App |
No |
No |
| Body Response Sensor |
Yes |
No |
| Skin Temperature Tracking |
Yes |
Yes |
| SpO2 Monitoring |
Yes |
Yes |
| Workout Modes |
40+ |
20+ |
| Bluetooth Version |
Bluetooth 5.0 |
Bluetooth 4.0 |
| Premium Trial Included |
6 months |
90 days |
Who Should Buy What?
Buy the Fitbit Charge 6 if you:
- Want the latest tech with Google apps like Maps and Wallet.
- Prefer a vibrant color display for better visuals and readability.
- Need more accurate heart rate data and stress tracking tools.
- Use gym equipment and want Bluetooth heart rate broadcasting.
- Like having access to more exercise modes and advanced tracking.
Check Fitbit Charge 6 Best Price
Buy the Fitbit Charge 4 if you:
- Are on a tighter budget but still want built-in GPS and sleep tracking.
- Don’t need smart features like Google Maps or Wallet.
- Prefer a simpler tracker with fewer distractions.
- Like the classic Fitbit experience without needing a Google account.
- Are upgrading from an older tracker and want a reliable option at a lower price.
Check Fitbit Charge 4 Best Price |
Winner by Category
| Category |
Winner |
| Processor |
Fitbit Charge 6 |
| Operating System |
Fitbit Charge 6 |
| Physical Side Button |
Fitbit Charge 6 |
| Body Response Sensor |
Fitbit Charge 6 |
| Health Metrics Tile |
Fitbit Charge 6 |
| UI Responsiveness |
Fitbit Charge 6 |
| Google Wallet and Maps |
Fitbit Charge 6 |
| YouTube Music Controls |
Fitbit Charge 6 |
| Enhanced Heart Rate Algorithm |
Fitbit Charge 6 |
| Exercise Modes |
Fitbit Charge 6 |
| Bluetooth Connectivity |
Fitbit Charge 6 |
| Haptic Feedback |
Fitbit Charge 6 |
What They Have in Common
- Built-In GPS: Both the Fitbit Charge 4 and Charge 6 feature built-in GPS, allowing you to track pace and distance without carrying your phone. This is great for runners and cyclists who want accurate route data.
- Heart Rate Monitoring: Each model offers continuous heart rate tracking, helping you monitor your workout intensity, resting heart rate, and trends over time for better fitness insights.
- Sleep Tracking: Both devices provide advanced sleep tracking with sleep stage breakdowns, giving you detailed insights into your sleep quality and helping you improve rest habits.
- Water Resistance: The Charge 4 and Charge 6 are water-resistant up to 50 meters, so you can wear them while swimming, showering, or in the rain without worry.
- Smart Notifications: Both models support smartphone notifications, letting you receive call, text, and app alerts on your wrist to stay connected on the go.
FAQ (Quick Answers)
Does the Fitbit Charge 6 have built-in GPS like the Charge 4?
Yes, the Fitbit Charge 6 includes built-in GPS just like the Charge 4, allowing you to track outdoor runs, walks, and rides without needing to carry your phone.
Can the Fitbit Charge 6 be used without a Google account?
No, the Fitbit Charge 6 requires a Google account to set up and access features like Google Maps, Google Wallet, and app syncing.
Is the display on the Fitbit Charge 6 better than the Charge 4?
Yes, the Fitbit Charge 6 has a vibrant AMOLED color touchscreen, which is brighter and more visually engaging than the grayscale OLED screen on the Charge 4.
Does the Fitbit Charge 6 work with gym equipment for heart rate sharing?
Yes, the Charge 6 includes Gym Equipment Mode that allows heart rate broadcasting to compatible machines via Bluetooth, a feature not available on the Charge 4.
Are the bands interchangeable between Fitbit Charge 6 and Charge 4?
No, the bands for Charge 6 are not compatible with the Charge 4 due to slight design differences in the body and band connectors.
What health sensors are included in the Fitbit Charge 6?
The Fitbit Charge 6 includes a heart rate monitor, skin temperature sensor, SpO2 sensor, and a Body Response sensor for stress tracking, whereas the Charge 4 lacks the Body Response sensor.
Does the Fitbit Charge 6 support contactless payments?
Yes, it supports Google Wallet for broader contactless payment compatibility, while the Charge 4 only supports Fitbit Pay with fewer supported banks.
How many exercise modes does the Fitbit Charge 6 support?
The Fitbit Charge 6 supports over 40 exercise modes, offering more options compared to the 20+ modes available on the Charge 4.
Can both trackers monitor sleep and provide sleep scores?
Yes, both the Fitbit Charge 6 and Charge 4 can track sleep stages and provide a daily sleep score to help users understand sleep quality.
Is the Fitbit Premium trial longer with the Charge 6?
Yes, the Fitbit Charge 6 includes a 6-month trial of Fitbit Premium, while the Charge 4 typically comes with a 90-day trial.
