Fitbit Edge vs Amazfit Active 3 Premium specs comparison
The Amazfit Active 3 Premium is the more capable sports watch, offering offline maps, structured training plans, advanced running metrics and up to 12 days of battery life. Fitbit Edge takes a different approach, with a slimmer fitness-band design, ECG monitoring and a stronger focus on everyday health insights. Runners and fitness-focused users will probably get more from Amazfit, while those primarily interested in health tracking may prefer Fitbit.
Full comparison
The full record
81 specifications across 7 areas, with 35 genuine differences.
1. Design & display Mixed
Fact
Fitbit Edge
Amazfit Active 3 Premium
Release date
2026-10-30
2026-02
Physical size
39.2 x 25.6 x 11.6 mm
45 x 45 x 11 mm
Weight
17.7 g
38 g (without strap)
Material
Aluminum housing and silicone sports strap with clasp
Stainless steel frame, fiber reinforced polymer case
Water resistance
5 ATM; IP68
5 ATM
Color options
Obsidian, Olive, Canyon, Fog
Apex Silver, Atlas Blue, Aero White
Display type
AMOLED touchscreen
AMOLED
Display size
1.3 inch
1.32 inch
Display protection
Corning Gorilla Glass 3
Sapphire glass, anti-glare glass bezel, anti-fingerprint coating
2. Battery & charging Amazfit Active 3 Premium
Fact
Fitbit Edge
Amazfit Active 3 Premium
Battery
65 mAh rechargeable lithium-ion battery; user-replaceable
Rechargeable battery; 365 mAh
Battery life
Up to 7 days, up to 2 days with always-on mode
Up to 12 days typical; 7 days heavy use; 4 days AOD; 24 hours continuous GPS; 76 hours power-saving GPS
Charging
USB-C charging cable
Magnetic charging head
Charging time
About 90 minutes to 100%; 5 minutes provides up to 1 day
About 2 hours
3. Hardware & software No clear edge
Fact
Fitbit Edge
Amazfit Active 3 Premium
Product status
Current
Current
Case thickness
11.5 mm
11 mm
4. Sensors & positioning Mixed
Fact
Fitbit Edge
Amazfit Active 3 Premium
GNSS type
Built-in GPS + Galileo; connected GPS supported
Built-in GNSS
Multi-band GPS
No
No
GPS
Yes
Yes
GALILEO
Yes
Yes
GLONASS
Yes
Yes
QZSS
Yes
Yes
Beidou
Yes
Yes
Accelerometer
Yes
Yes
Gyroscope
Yes
Yes
Barometric altimeter
Yes
Yes
Compass
No
No
Geomagnetic
No
Yes
Ambient light sensor
Yes
Yes
Optical heart rate
Yes
Yes
Electrical heart rate
Yes
No
SpO2
Yes
Yes
Temperature
Yes
Yes
Galvanic skin response
No
No
Microphone
No
Yes
Speakers
No
Yes
Vibration motor
Yes
Yes
5. Health & activity Fitbit Edge
Fact
Fitbit Edge
Amazfit Active 3 Premium
Steps
Yes
Yes
Distance
Yes
Yes
Calories burned
Yes
Yes
Floors
Yes
Yes
Sports tracking
Yes
170+ sports modes
Sleep
Yes
Yes
Heart rate
Yes (High/low heart rate notifications and ECG app)
Yes
HRV
Yes
Yes
Stress
Yes
Yes
Blood oxygen
Yes
Yes (all day)
Respiration rate
Yes
Yes
Skin temperature
Yes
Yes
ECG
Yes
No
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
Hyperglycemia risk assessment
No
No
Arterial stiffness detection
No
No
Pulse wave arrhythmia analysis
Yes
No
6. Smart features Amazfit Active 3 Premium
Fact
Fitbit Edge
Amazfit Active 3 Premium
Smartphone compatibility
Android 11+; iOS 16.4+
Android 7.0+ and iOS 14.0+
Operating system at launch
FitbitOS
Zepp OS 5
Storage
64MB NOR flash memory
4 GB
Subscription required
No (some Google Health Premium features require a subscription)
No
Bluetooth
Yes (5.4)
Yes (5.3)
Wi-Fi
No
No
NFC / connected pay
No
Yes (Zepp Pay, region-dependent)
UWB
No
No
Cellular
No
No
Smartphone notifications
Yes
Yes
Bluetooth calling
No
Yes
Smartphone music control
Yes (YouTube Music controls on paired phone; no offline playback)
Yes
On-board music storage
No
Yes
Voice assistant
No
Zepp Flow
7. Navigation & safety Amazfit Active 3 Premium
Fact
Fitbit Edge
Amazfit Active 3 Premium
Maps
Google Maps directions
Yes
Offline maps
No
Yes
Navigation
Google Maps turn-by-turn directions
Yes (offline maps with turn directions)
Route navigation
Yes
Yes
Emergency SOS
No
No
Satellite SOS
No
No
Fall detection
No
No
LED flashlight
No
No
Diving
No
No