
Editor’s note. A Red Dot design award winner (2020) for the best look. The Oral-B iO Series combines powerful, but gentle micro-vibrations with Oral-B’s unique dentist-inspired round brush head design for a professional clean feeling every day.
Oral-B iO Series 9 (Black Onyx, iOS9B). The Smart Pressure Sensor helps keep you from brushing too hard to protect your gums and enamel. 3D Teeth Tracking and AI Recognition use an interactive colour display to guide you to your best clean in every area of the mouth. A built-in 2-minute quadrant timer pulses every 30 seconds, and the frictionless magnetic drive transfers energy to the bristle tips for a clean that wows.
In the box: 1 × Oral-B iO Series 9 electric toothbrush, 4 × Oral-B iO Ultimate Clean replacement brush heads, 1 × Power2Go charging travel case with cord, 1 × charger. Refills: iO Ultimate Clean black CB-2 · white CW-2.
Oral-B 180-day money-back guarantee. Oral-B offers a 180-day money-back guarantee on eligible NZ purchases of this toothbrush (iO Series 9). See Oral-B terms.
7 smart modes
- Daily Clean, Whitening, Gum Care, Sensitive, Intense, Super Sensitive and Tongue Clean
- Smart Pressure Sensor protects gums and enamel
- 2-minute quadrant timer pulses every 30 seconds
Oral-B 180-day money-back guarantee
Oral-B (P&G) offers a money-back guarantee on eligible rechargeable toothbrushes, including the iO Series 9, on eligible NZ purchases. See Oral-B terms (valid until 30 June 2027).
- How to claim: submit an online claim within 180 days of purchase with your receipt, then post the toothbrush (including the charger) in its packaging, quoting your Claim ID, within 7 days of claiming.
- Key conditions: your receipt must show the retailer, date, product and amount paid. The product must have been used as recommended. Return postage isn’t refunded, and refunds go by bank transfer within about 14 working days of approval. Your Consumer Guarantees Act rights aren’t affected.
AI coaching
- Interactive colour display for real-time coaching
- AI tracking with 3D Teeth Tracking maps the surface of each tooth for a complete clean
- Connects to the Oral-B app via Bluetooth to track your brushing habits
Brush heads
- Compatible with Oral-B iO replacement brush heads only
- Replace your iO brush heads every 3 months for best results
See it up close










Full specs
- Model: iO Series 9 · colour: Black Onyx (iOS9B)
- Technology: magnetic iO drive · micro-vibrations · round brush head
- Modes: 7 · Smart Pressure Sensor · 3D Teeth Tracking with AI · interactive colour display
- Bluetooth · Oral-B app · 2-minute quadrant timer
- Brush heads: Oral-B iO only · replace every 3 months
- Warranty: 2 years (Oral-B)
























