The 5 Best Electric Toothbrushes under $40
Five electric toothbrushes under $40, compared by practical comparisons, product format, documented specifications and fit for the intended use.
Our top 5 electric toothbrushes under $40
Swipe to compare price, rating and best use →
| Product | Price | Rating | Best for |
|---|---|---|---|
01 kingheroes C2PRO Sonic Electric ToothbrushDetails ↓ | $12.99 | 4.3/5Amazon | Best for a travel-ready sonic brush |
02 COSLUS C30Details ↓ | $9.98 | 4.5/5Amazon | Best for adjustable daily cleaning |
03 VIREODENTAL AM317 Sonic Electric ToothbrushDetails ↓ | $9.99 | 4.2/5Amazon | Best for basic adult brushing |
04 7MAGIC Sonic Electric ToothbrushDetails ↓ | $20.98 | 4.3/5Amazon | Best for a sensitive mode |
05 JTF Electric Toothbrush & Water Flosser Combo 2-1 PortableDetails ↓ | $35.99 | 4.4/5Amazon | Best for a brush and flosser kit |
01 — kingheroes
Best for a travel-ready sonic brushC2PRO Sonic Electric Toothbrush
The kingheroes sonic brush includes eight replacement heads and a travel case, with four cleaning modes and a two-minute timer. Its long battery-life claim is useful for travel, but brush-head availability and comfortable vibration matter more than the number of modes.
View on Amazon ↗Reasons to buy
+The kingheroes sonic brush includes eight replacement heads and a travel case, with four cleaning modes and a two-minute timer.
Reasons to avoid
−Its long battery-life claim is useful for travel, but brush-head availability and comfortable vibration matter more than the number of modes.
- Modes
- Clean, White, Soft and Super
- Included
- Travel case and eight heads
- Battery claim
- Up to 60 days
02 — COSLUS
Best for adjustable daily cleaningCOSLUS C30
COSLUS C30 Electric Toothbrush offers three brushing intensities, five modes, and soft and medium-firm head options in a compact handle. Teens with sensitive gums can start on the gentler setting, and replacement-head availability matters over longer ownership.
View on Amazon ↗Reasons to buy
+COSLUS C30 Electric Toothbrush offers three brushing intensities, five modes, and soft and medium-firm head options in a compact handle.
Reasons to avoid
−Teens with sensitive gums can start on the gentler setting, and replacement-head availability matters over longer ownership.
- ProductType
- electric toothbrush
03 — VIREODENTAL
Best for basic adult brushingAM317 Sonic Electric Toothbrush
This Type-C rechargeable sonic toothbrush offers five modes, including a sensitive setting, plus a two-minute timer with quadrant prompts and six heads. Shared adult and child use still calls for the right brush-head size and gentle pressure, not simply a lower mode.
View on Amazon ↗Reasons to buy
+This Type-C rechargeable sonic toothbrush offers five modes, including a sensitive setting, plus a two-minute timer with quadrant prompts and six heads.
Reasons to avoid
−Shared adult and child use still calls for the right brush-head size and gentle pressure, not simply a lower mode.
- Modes
- Five including Sensitive
- Guidance
- Two-minute timer and quadrant prompts
- Included
- Six heads
04 — 7MAGIC
Best for a sensitive modeSonic Electric Toothbrush
Sonic Electric Toothbrush offers several brushing modes, eight included heads and a stated long battery runtime. The mode range helps adjust intensity, while gentle pressure and head fit still matter more than the highest vibration rate.
View on Amazon ↗Reasons to buy
+Sonic Electric Toothbrush offers several brushing modes, eight included heads and a stated long battery runtime.
Reasons to avoid
−The mode range helps adjust intensity, while gentle pressure and head fit still matter more than the highest vibration rate.
- Modes
- Five
- Intensity levels
- Three
- Included
- Eight heads and head cover
05 — JTF
Best for a brush and flosser kitJTF Electric Toothbrush & Water Flosser Combo 2-1 Portable
JTF Electric Toothbrush & Water Flosser Combo 2-1 Portable puts an electric brush and water flosser in one cordless travel kit with several modes for braces and sensitive teeth. The combined format reduces devices to pack, but it adds a water-filling step and should complement rather than replace flossing advice.
View on Amazon ↗Reasons to buy
+JTF Electric Toothbrush & Water Flosser Combo 2-1 Portable puts an electric brush and water flosser in one cordless travel kit with several modes for braces and sensitive teeth.
Reasons to avoid
−The combined format reduces devices to pack, but it adds a water-filling step and should complement rather than replace flossing advice.
- ProductType
- electric toothbrush
Price information
Amazon price and availability checked Oct 18, 2026, 12:04 AM Lisbon time. Prices and availability are subject to change; the information shown on Amazon.com at purchase applies.
Our process
How we picked.
We compare five relevant products for different needs, using documented specifications, clear use cases and practical trade-offs. Our goal is to make the differences clear and help you choose with confidence.
- 01Relevance
Each product must fit the guide’s intended use, audience and requirements.
- 02Specifications
We compare the key product details that meaningfully affect the buying decision.
- 03Use case and fit
We compare the intended use, configuration and practical fit of every selected product.
- 04Strengths and limitations
We explain where each option performs best and the compromises to consider.
Good questions
FAQ — Electric Toothbrushes under $40
01Does an inexpensive electric toothbrush clean as well as a premium one?+
A two-minute timer, comfortable brush head and consistent technique matter more than a long mode list. Check replacement-head cost and availability because the handle is only part of the ongoing expense.
02How do C2PRO Sonic Electric Toothbrush and COSLUS C30 compare for electric toothbrushes under $40?+
The kingheroes sonic brush includes eight replacement heads and a travel case, with four cleaning modes and a two-minute timer. COSLUS C30 Electric Toothbrush offers three brushing intensities, five modes, and soft and medium-firm head options in a compact handle.
03What should I know about AM317 Sonic Electric Toothbrush when choosing electric toothbrushes under $40?+
This Type-C rechargeable sonic toothbrush offers five modes, including a sensitive setting, plus a two-minute timer with quadrant prompts and six heads. Shared adult and child use still calls for the right brush-head size and gentle pressure, not simply a lower mode.
04When would I choose Sonic Electric Toothbrush over other electric toothbrushes under $40?+
Sonic Electric Toothbrush offers several brushing modes, eight included heads and a stated long battery runtime. The mode range helps adjust intensity, while gentle pressure and head fit still matter more than the highest vibration rate.
05Who is JTF Electric Toothbrush & Water Flosser Combo 2-1… best suited to among these electric toothbrushes under $40?+
JTF Electric Toothbrush & Water Flosser Combo 2-1 Portable puts an electric brush and water flosser in one cordless travel kit with several modes for braces and sensitive teeth. The combined format reduces devices to pack, but it adds a water-filling step and should complement rather than replace flossing advice.
The short answer
Start with the C2PRO Sonic Electric Toothbrush.
It is our first pick for this guide’s exact scope. Choose another option when its stated use case or trade-off better matches yours.
View on Amazon ↗
