Compare Smartwatches and Fitness trackers.
  Fitbit Ionic Fitbit Flex 2 Apple Watch Series 4

Compare Fitbit Ionic vs Fitbit Flex 2 vs Apple Watch Series 4

  Smartwatch Fitness Tracker Smartwatch
Release / Update 2017 2016 2018
Suggested Price $299 $100 $399
 

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Swim

Battery

Duration 3 days 5 days 18 hours
Charging Rechargeable Rechargeable Wireless charging

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution 348x250 N/A 40mm: 324x394
44mm: 368x448
Size 1.42" N/A 759 sq mm display area
977 sq mm display area
Touch
Type OLED LED OLED Retina display with Force Touch, 1000 nits brightness

Functions

Audio Speaker
Clock
Phone
Vibration
Voice
Camera

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 5ATM (50 metres) 5ATM (50 metres) 5ATM (50 metres)

Notifications

Phone
Emails
Texts

Software

Operating System Fitbit OS N/A watchOS 5.0, upgradable to 5.2.1
Apps
Music

More Info & Buy

Storage
2.5GB
16GB
Extra
Colors: Space Black, Silver, Gold
Build: Stainless Steel frame; all-ceramic/sapphire crystal back
Bluetooth 5.0;
Requires an iPhone 6 or later with iOS 12 or later;
Water resistance: Apple Watch 4 should not be used for scuba diving, waterskiing, or other activities involving high-velocity water or submersion below shallow depth.
Pros
Fitbit Ionic Pros
+ Bright display
+ Variety of fitness options
Fitbit Flex 2 Pros
Apple Watch Series 4 Pros
+ Larger display
+ Lightweight design
Cons
Fitbit Ionic Cons
- Slow interface
- Severe lack of apps
Fitbit Flex 2 Cons
Apple Watch Series 4 Cons
- No always-on display option
- Battery isn't amazing
- Still pricey
 
Create a New Comparison
© 2024 COMPAREW.com — Compare Smartwatches, pros and cons from USA customers.