
At Oral-B, innovation leads the way in dental technology. With the launch of the iO Series, users have been introduced to a smarter, more efficient brushing experience. As we compare the Oral-B iO Series 7 and Series 8, we aim to guide readers in selecting the model that aligns best with their dental needs and lifestyle.
Quick Comparison Table: Oral-B iO Series 7 vs Series 8
Feature | Oral-B iO Series 7 | Oral-B iO Series 8 |
---|---|---|
Cleaning Modes | 5 Modes | 6 Modes (Extra Super Sensitive) |
Display | Black & White Screen | Full-Color Interactive Screen |
Color Options | Alabaster White, Onyx Black | Onyx Black, Alabaster White, Violet |
Included Accessories | 1–2 Ultimate Clean Heads | 1–2 Ultimate Clean Heads |
Smart Pressure Sensor | Yes | Yes |
Price Range | Lower | Slightly Higher |
App Connectivity | Yes | Yes |
Charging Travel Case | Not Standard | Included (varies by model) |
Deep Dive: Key Differences Between Oral-B iO Series 7 and Series 8
More Cleaning Modes for Enhanced Care
The Series 7 offers five essential modes:
- Daily Clean
- Sensitive
- Intense
- Whitening
- Gum Care

Meanwhile, the Series 8 expands the repertoire by adding a Super Sensitive Mode, catering specifically to users with highly delicate gums, offering the gentlest brushing experience available in the iO line.

Display Technology: A Matter of User Experience
- Series 7: Features a practical black-and-white screen that efficiently communicates brushing information.

- Series 8: Elevates the experience with a full-color OLED display, offering bright visual cues, emoticons, and detailed brushing feedback, making every session more engaging and motivational.

Personalization with More Color Choices
While the Series 7 is limited to two classic shades—Alabaster White and Onyx Black—the Series 8 introduces a fresh Violet variant, adding a touch of individuality and style.
Advanced Features That Both Models Share
Both the Oral-B iO Series 7 and Series 8 are equipped with premium features, ensuring outstanding oral hygiene:
- Smart Pressure Sensor to protect gums
- AI Brushing Recognition to track areas missed
- Real-Time Feedback through the Oral-B App
- Magnetic iO Drive System for smoother motion and quiet operation
- Ultimate Clean Brush Heads designed to reach deep between teeth
Price Analysis: Investment Versus Features
Typically, the Series 7 is positioned at a lower price point compared to the Series 8. However, promotions and regional discounts often blur the gap. For users seeking an extra layer of gum protection and a more interactive display, the slight price increment of the Series 8 is easily justified.
Who Should Choose the Oral-B iO Series 7?

We recommend the Series 7 for users who:
- Prioritize value for money.
- Are satisfied with essential functions without seeking aesthetic extras.
- Prefer a simpler interface for a straightforward experience.
- Seek advanced cleaning without the necessity of maximum sensitivity customization.
Who Should Opt for the Oral-B iO Series 8?

The Series 8 becomes the ideal choice for those who:
- Require ultra-gentle brushing due to gum sensitivity.
- Value a visually enhanced and motivational brushing experience.
- Appreciate a wider range of aesthetic options.
- Are willing to invest slightly more for superior personalization and comfort.
Final Verdict: Oral-B iO Series 7 vs Series 8

Both the Oral-B iO Series 7 and Series 8 offer a stellar brushing experience built on cutting-edge technology. While the Series 7 excels in offering core features at a better price, the Series 8 elevates user experience with additional sensitivity care and a vibrant, colorful interface.
Ultimately, the choice depends on personal priorities: functionality and savings with the Series 7 or enhanced comfort and personalization with the Series 8.
Frequently Asked Questions
Is the Oral-B iO Series 8 worth the extra cost?
Yes, if users seek an additional Super Sensitive brushing mode and a full-color screen to enhance their daily brushing routine.
Can both models connect to the Oral-B app?
Absolutely. Both the Series 7 and Series 8 feature Bluetooth connectivity to provide real-time brushing feedback and personalized coaching.
Are the brush heads interchangeable between Series 7 and Series 8?
Yes. Both use the Ultimate Clean, Gentle Care, and other compatible iO brush heads.
Which model is better for sensitive gums?
While both are suitable, the Series 8 specifically includes a Super Sensitive Mode, making it better suited for individuals with extremely sensitive gums.
How often should I replace the brush heads?
We recommend replacing the brush heads every 3 months or earlier if bristles become worn, to ensure optimal cleaning performance.