# TLDR Review: Oral-B iO Series 4 Toothbrush

*Published: 2026-04-28 | Updated: 2026-04-28 | Source: https://shopsavvy.com/reviews-tldr/oral-b-io-series-4-toothbrush*

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## Product: Oral-B iO Series 4 Toothbrush
**Brand:** Oral-B

## Pros
- Advanced oscillating-rotating-pulsating brush motion combined with micro-vibrations offers a thorough and precise clean
- Interactive handle display provides real-time feedback, and AI-driven coaching personalizes your brushing routine
- Smart pressure sensor alerts when brushing too hard, protecting gums and teeth
- Seven cleaning modes, including sensitive, whitening, and gum care, allow customization for oral health needs
- Sleek, ergonomic design ensures comfortable handling and easy maneuverability
- Replaceable brush heads and magnetic charger make maintenance straightforward
- Long-lasting battery lasts up to two weeks on a single charge, ideal for travel
- Compatible with the Oral-B app for tracking and personalized oral care tips
- Highly effective at removing stains, with 95% cleared after the first use according to reviews
- Improvements in plaque removal at the gumline due to the round brush head design

## Cons
- Some users experience charging failures after a few months, with issues persisting even after replacing chargers
- Concerns over durability, with some reports of short lifespan and early failure within three months
- Only subtle differences between cleaning modes, making some features less impactful
- Package does not include extra brush heads or tongue cleaning attachments, which could require additional purchases
- Despite high performance, the high price might make it less accessible, especially during sales

## Bottom Line

The Oral-B iO Series 4 delivers top-tier cleaning power and smart features that can significantly boost your oral health routine. However, some users have raised concerns about durability and charging reliability. If you want a premium toothbrush that offers personalized feedback and excellent stain removal, this is a solid choice—but if durability is your main priority, consider exploring options with proven longevity.

## Pros vs Cons at a Glance

| Pros | Cons |
|------|------|
| Advanced oscillating-rotating-pulsating brush motion combined with micro-vibrations offers a thorough and precise clean | Some users experience charging failures after a few months, with issues persisting even after replacing chargers |
| Interactive handle display provides real-time feedback, and AI-driven coaching personalizes your brushing routine | Concerns over durability, with some reports of short lifespan and early failure within three months |
| Smart pressure sensor alerts when brushing too hard, protecting gums and teeth | Only subtle differences between cleaning modes, making some features less impactful |
| Seven cleaning modes, including sensitive, whitening, and gum care, allow customization for oral health needs | Package does not include extra brush heads or tongue cleaning attachments, which could require additional purchases |
| Sleek, ergonomic design ensures comfortable handling and easy maneuverability | Despite high performance, the high price might make it less accessible, especially during sales |
| Replaceable brush heads and magnetic charger make maintenance straightforward |  |
| Long-lasting battery lasts up to two weeks on a single charge, ideal for travel |  |
| Compatible with the Oral-B app for tracking and personalized oral care tips |  |
| Highly effective at removing stains, with 95% cleared after the first use according to reviews |  |
| Improvements in plaque removal at the gumline due to the round brush head design |  |

## Current Prices

| Retailer | Price | Availability |
|----------|-------|-------------|
| Secondipity | $65.99  | Check |
| Tanga.com | $65.99  | Check |
| Amazon | $79.94  | Check |
| Factory Outlet Store | $79.99  | Check |
| Bed Bath & Beyond | $99.99  | Check |
| Best Buy | $99.99  | Check |
| Kohl's | $99.99  | Check |
| OralB.com | $99.99  | Check |
| Target | $99.99  | Check |
| Ulta | $129.99  | Check |
| Walmart | $144.25  | Check |
| CTC Health | $180.00  | Check |

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*About this review: We pulled together findings from professional and user reviews, and cross-referenced them with ShopSavvy's pricing data from thousands of retailers to give you the short version.*