Fitbit Edge vs Charge 6 specs comparison
Fitbit Edge looks like the more capable tracker overall, with a much lighter body, larger display, barometric altimeter, gyroscope and blood pressure trends, while keeping the same seven-day headline battery life and most of the Charge 6’s health features.
Full comparison
The full record
79 specifications across 6 areas, with 15 genuine differences.
1. Design & display Fitbit Edge
Fact
Fitbit Edge
Fitbit Charge 6
Release date
Expected 2026-10
2023-10-12
Physical size
11.58 x 39.22 x 25.56 mm
36.73 x 23.09 x 11.20 mm
Weight
17.7 g
30 g
Material
Aluminum housing and silicone sports strap with clasp
Built of more lightweight material including an aerospace grade aluminum case and Corning Gorilla Glass 3 display. The housing and buckle are made of anodized aluminum
Water resistance
5 ATM; IP68
5 ATM; IP68
Color options
Obsidian, Olive, Canyon, Fog
Coral / Champagne Gold Aluminium, Porcelain / Silver Aluminium, Obsidian / Black Aluminium
Display type
AMOLED touchscreen
AMOLED touchscreen
Display size
1.34 inches
1.04 inch
Display protection
Corning Gorilla Glass 3
Corning Gorilla Glass 3
2. Battery & charging No clear edge
Fact
Fitbit Edge
Fitbit Charge 6
Battery
User-replaceable, rechargeable lithium-polymer battery
Rechargeable lithium-polymer battery; 65 mAh
Battery life
Up to 7 days, up to 2 days with always-on mode
Up to 7 days; up to 5 hours with GPS
Charging
USB charging cable
USB charging cable
Charging time
24 hours in 5 minutes charging
About 2 hours to 100%
3. Sensors & positioning Mixed
Fact
Fitbit Edge
Fitbit Charge 6
GNSS type
Built-in GNSS + connected GPS
Built-in GNSS + connected GPS
GPS
Yes
Yes
GALILEO
No
No
GLONASS
Yes
Yes
QZSS
No
No
Beidou
No
No
Accelerometer
Yes
Yes
Gyroscope
Yes
No
Barometric altimeter
Yes
No
Compass
No
No
Geomagnetic
No
No
Ambient light sensor
Yes
Yes
Optical heart rate
Yes
Yes
Electrical heart rate
Yes
Yes
SpO2
Yes
Yes
Temperature
Yes
Yes
Galvanic skin response
No
Yes
Microphone
No
No
Speakers
No
No
Vibration motor
Yes
Yes
4. Health & activity No clear edge
Fact
Fitbit Edge
Fitbit Charge 6
Steps
Yes
Yes
Distance
Yes
Yes
Calories burned
Yes
Yes
Floors
Yes
No
Sports tracking
Yes
Yes
Sleep
Yes
Yes
Heart rate
Yes (High/low heart rate notifications and ECG app)
Yes (High/low heart rate notifications and ECG app)
HRV
Yes
Yes
Stress
Yes
Yes
Blood oxygen
Yes
Yes
Respiration rate
Yes
Yes
Skin temperature
Yes
Yes
ECG
Yes
Yes
Blood pressure
Trends in blood pressure
No
Body composition
No
No
Glucose
No
No
Hydration level
No
No
UV exposure
No
No
Calorie intake
No
No
Daily Readiness
Yes
Yes
Cardio Load
Yes
Yes
Target Load
Yes
Yes
Hyperglycemia risk assessment
No
No
Arterial stiffness detection
No
No
Pulse wave arrhythmia analysis
Yes
Yes
5. Smart features No clear edge
Fact
Fitbit Edge
Fitbit Charge 6
Smartphone compatibility
Android 11+; iOS 16.4+
Android 11+; iOS 16.4+
Operating system at launch
FitbitOS
FitbitOS
Data retention
7 days detailed data; 30 days daily totals
7 days detailed data; 30 days daily totals
Bluetooth
Yes (5.4)
Yes (5.0)
Wi-Fi
No
No
NFC / connected pay
Yes
Yes
UWB
No
No
Cellular
No
No
Smartphone notifications
Yes
Yes
Bluetooth calling
No
No
Smartphone music control
Yes (YouTube Music controls on paired phone; no offline playback)
Yes (YouTube Music controls on paired phone; no offline playback)
On-board music storage
No
No
Voice assistant
No
No
6. Navigation & safety Even
Fact
Fitbit Edge
Fitbit Charge 6
Maps
Google Maps directions
Google Maps directions
Offline maps
No
No
Navigation
Google Maps turn-by-turn directions
Google Maps turn-by-turn directions
Emergency SOS
No
No
Satellite SOS
No
No
Fall detection
No
No
LED flashlight
No
No
Diving
No
No
No significant differences in this area.