
Since the introduction of the Oral-B iO series in 2020, these electric toothbrushes have set new standards in dental care technology. This article provides an in-depth comparison of the Oral-B iO Series 3, 4, and 5, highlighting their features, differences, and benefits to assist you in selecting the model that best fits your oral hygiene needs.



Key Differences between iO3, 4 and 5
General Features
The Oral-B iO series is engineered to deliver a superior brushing experience through advanced technology and user-centric design. Each model offers unique features tailored to various preferences and requirements.
Cleaning Modes
- iO Series 3: Equipped with three cleaning modes – Daily Clean, Sensitive, and Whitening.

- iO Series 4: Offers four modes, adding an Extra Sensitive mode to the existing three.

- iO Series 5: Provides five modes, including Daily Clean, Sensitive, Whitening, Gum Care, and Intense.

Display Features
- iO Series 3 and 4: Do not feature an interactive display, relying instead on LED indicators for mode selection.

- iO Series 5: Incorporates an LED display with illuminated icons representing different brushing modes, enhancing user interaction.

Bluetooth Connectivity and Real-Time Tracking
- iO Series 3: Lacks Bluetooth connectivity and real-time tracking capabilities.
- iO Series 4: Includes Bluetooth connectivity but does not support real-time tracking.

- iO Series 5: Features Bluetooth connectivity and offers real-time tracking with six-zone coverage, providing feedback on brushing coverage.

Pressure Sensor Technology
All three models are equipped with an advanced pressure sensor that indicates when you’re applying the correct pressure during brushing, helping to protect gums.

Battery Life and Charging
- Battery Duration: Each model offers approximately two weeks of battery life on a full charge, based on standard usage of two minutes per brushing session twice daily.
- Charging Time: Utilize Oral-B’s standard charger, requiring about 12 to 16 hours for a full recharge.

Noise Levels
The iO Series models operate at noise levels up to 64 decibels, providing a quieter brushing experience compared to previous models.
Accessories and Travel Convenience
- iO Series 3 and 4: Come with basic, functional travel cases suitable for protecting the toothbrush during travel.

- iO Series 5: Includes a slightly more robust and durable travel case, offering enhanced protection.

Conclusion
The Oral-B iO Series 3, 4, and 5 each offer distinct features tailored to varying oral care preferences and budgets. The iO Series 3 provides essential functionalities suitable for users seeking a straightforward, effective brushing experience. The iO Series 4 introduces additional cleaning modes and Bluetooth connectivity for enhanced customization. The iO Series 5 encompasses advanced features, including real-time tracking and an LED display, catering to those desiring a comprehensive, tech-integrated oral care routine.



Consider your specific dental care needs, desired technological features, and budget to select the model that best aligns with your oral hygiene goals.