Looking for an honest Oral-B iO Series 6 Luxe Electric Toothbrush HANDLE Rechargeable Black Lava 3758 vs Oral-B iO Series 7 Rechargeable Connected Electric Toothbrush comparison in 2026? We scored both electric toothbrushes on the same six-dimension framework — performance, battery, display, camera, design and value — using identical methodology, so the numbers below are directly comparable. Both products score nearly identically (59/100 vs 61/100) — this is a genuine toss-up that hinges on which specs matter most for your use case. The widest gap is in design and build, where the Oral-B iO Series 7 Rechargeable Connected Electric Toothbrush pulls noticeably ahead. On price the Oral-B iO Series 6 Luxe Electric Toothbrush HANDLE Rechargeable Black Lava 3758 undercuts the Oral-B iO Series 7 Rechargeable Connected Electric Toothbrush by 97% ($55.75 vs $109.95), which materially changes the value calculus for budget-conscious buyers.
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Oral-B iO Series 6 Luxe Electric Toothbrush HANDLE Rechargeable Black Lava 3758 and Oral-B iO Series 7 Rechargeable Connected Electric Toothbrush are closely matched electric toothbrushes devices with nearly identical overall scores (59 vs 61). The best choice depends on which specific features matter most to you.
Oral-B
$56
Oral-B
$110
Scores are relative within the electric toothbrushescategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
✓ Pros
✓ Pros
✗ Cons
| Spec | Oral-B iO Series 6 Luxe Electric Toothbrush HANDLE Rechargeable Black Lava 3758 | Oral-B iO Series 7 Rechargeable Connected Electric Toothbrush |
|---|---|---|
| Price | 55.75$✓ | 109.95$ |
| Battery Life | 14hrs | 14hrs |
Buy Oral-B iO Series 6 Luxe Electric Toothbrush HANDLE Rechargeable Black Lava 3758 if…
The Oral-B iO Series 6 Luxe Electric Toothbrush HANDLE Rechargeable Black Lava 3758 is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Buy Oral-B iO Series 7 Rechargeable Connected Electric Toothbrush if…
The Oral-B iO Series 7 Rechargeable Connected Electric Toothbrush is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Oral-B iO Series 6 Luxe Electric Toothbrush HANDLE Rechargeable Black Lava 3758 and Oral-B iO Series 7 Rechargeable Connected Electric Toothbrush are closely matched electric toothbrushes devices with nearly identical overall scores (59 vs 61). The best choice depends on which specific features matter most to you.
Both products score similarly — it depends on your priorities.
Oral-B iO Series 6 Luxe Electric Toothbrush HANDLE Rechargeable Black Lava 3758 is cheaper at $55.75 vs $109.95 for the Oral-B iO Series 7 Rechargeable Connected Electric Toothbrush.
The Oral-B iO Series 6 Luxe Electric Toothbrush HANDLE Rechargeable Black Lava 3758 is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
The Oral-B iO Series 7 Rechargeable Connected Electric Toothbrush is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Both offer 14 hours of battery life.
Reviewed by VersusMatrix Editorial Team
Last updated: May 21, 2026
Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.