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ASNUG Space Heater vs Kismile Small Electric Space Heater Ceramic Space Heater

Updated August 2026 — ASNUG Space Heater wins on noise level and size, Kismile Small Electric Space Heater Ceramic Space Heater wins on heating area and safety.

The ASNUG Space Heater excels in portability and quiet operation, while the Kismile offers more versatile heating options. Choose based on your specific needs.

Why ASNUG Space Heater is better

Compact Size

ASNUG is smaller and easier to carry.

Quiet Operation

ASNUG operates with minimal noise.

User-Friendly

ASNUG has simple one-touch operation.

Why Kismile Small Electric Space Heater Ceramic Space Heater is better

Adjustable Settings

Kismile has three heat settings.

Higher Wattage

Kismile offers up to 1500 watts.

ETL Certification

Kismile is ETL certified for safety.

Overall score

ASNUG Space Heater
78
Kismile Small Electric Space Heater Ceramic Space Heater
82

Specifications

SpecASNUG Space HeaterKismile Small Electric Space Heater Ceramic Space Heater
Power500W1500W
Heat Settings13
MaterialFlame-retardantFlame-retardant
OperationOne-touchAdjustable Thermostat
Safety FeaturesYesYes

Dimension comparison

ASNUG Space HeaterKismile Small Electric Space Heater Ceramic Space Heater

Overview of the ASNUG Space Heater and Kismile Small Electric Space Heater

The ASNUG Space Heater and Kismile Small Electric Space Heater both offer efficient heating solutions for indoor spaces. Priced closely at $19.99 and $19.98 respectively, they cater to similar needs but come with distinct features that set them apart. The ASNUG model, with a bestseller rank of 9636, emphasizes silent operation and portability, while the Kismile model, ranked slightly higher at 7384, boasts adjustable heating settings and a larger heating capacity.

Design and Portability

In terms of design, the ASNUG Space Heater is compact, measuring 6.1 inches x 5.75 inches x 2.87 inches, making it particularly easy to place in tight spaces or carry from room to room. The Kismile model is slightly larger at 7.28 inches x 5.31 inches x 9.45 inches but includes a convenient carry handle for portability. Both heaters are designed for indoor use, but the ASNUG’s smaller footprint gives it an edge in portability for users with limited space.

Heating Efficiency

Both space heaters utilize PTC ceramic technology, enabling them to produce heat quickly, within just 2 seconds. However, the Kismile offers three heat settings: high (1500 watts), low (750 watts), and a fan-only option, allowing users to customize their heating experience based on their needs. The ASNUG heater, while efficient, operates at a fixed power of 500 watts. This makes the Kismile more versatile, especially for larger areas or varying temperature preferences.

Safety Features

Safety is a critical consideration for any heating appliance, and both models come equipped with essential safety features. The ASNUG Space Heater includes automatic overheat protection and a tip-over switch that shuts off the heater if it falls. Similarly, the Kismile features an automatic overheat protection system and a tip-over switch, ensuring that it is safe for use in various settings. Both heaters are constructed from flame-retardant materials, but the Kismile has been ETL certified, adding an additional layer of safety assurance.

Noise Levels

When it comes to operation noise, the ASNUG Space Heater is designed with a silent mode, making it an excellent choice for bedrooms or quiet environments. It operates with minimal noise, allowing for undisturbed rest or work. On the other hand, the Kismile does not specifically mention noise levels, indicating that it may not be as tailored for quiet operation. Therefore, if noise is a primary concern, the ASNUG may be the better option.

User Experience and Convenience

The ASNUG Space Heater offers a simple one-touch operation, making it user-friendly for individuals of all ages. An LED indicator light clearly shows whether the heater is on or off, enhancing user experience. Conversely, the Kismile’s adjustable thermostat provides a more tailored heating experience, allowing users to maintain a comfortable temperature according to their preference. This feature may appeal more to users who want more control over their heating environment.

Price Comparison

At a price of $19.99, the ASNUG Space Heater is about 5 cents more expensive than the Kismile, priced at $19.98. This slight difference makes both heaters similarly priced, but the Kismile offers additional features such as multiple heat settings and a higher wattage option, which may justify its price for some consumers. The average price over the last 90 days for the Kismile has been $22.48, indicating that it has been less expensive recently compared to its historical pricing.

Which should you buy?

Deciding between the ASNUG Space Heater and the Kismile Small Electric Space Heater ultimately depends on your specific needs. If you value portability and quiet operation, the ASNUG is an excellent choice with its compact size and silent mode. However, if you require a more versatile heater with adjustable settings and higher wattage capabilities, the Kismile would be the better option. Both are affordably priced and equipped with essential safety features, making either a viable choice for efficient indoor heating solutions.