Upwsma 450W Mini Space Heater With Temperature Detection, vs ASNUG Space Heater
Updated August 2026 — ASNUG Space Heater leads on heating speed and noise level.
The ASNUG Space Heater offers faster heating and better safety features, while the 450W Mini Space Heater is more budget-friendly and compact.
Why Upwsma 450W Mini Space Heater With Temperature Detection, is better
Price
450W Mini Space Heater is $2 cheaper.
Compact Size
450W Mini Space Heater is smaller.
Remote Control
450W Mini Space Heater includes a remote.
Why ASNUG Space Heater is better
Heating Speed
ASNUG Space Heater heats up in 2 seconds.
Safety Features
ASNUG has multiple safety mechanisms.
Popularity
ASNUG has a higher bestseller rank.
Overall score
Specifications
| Spec | Upwsma 450W Mini Space Heater With Temperature Detection, | ASNUG Space Heater |
|---|---|---|
| Heating Type | Electric | PTC Ceramic |
| Temperature Control | Yes | No |
| Safety Features | UL Listed | Overheat & Tip-Over |
| Remote Control | Yes | No |
| Fast Heating | No | Yes |
Dimension comparison
Overview of the Products
When comparing the 450W Mini Space Heater with Temperature Detection and the ASNUG Space Heater, it’s clear that both models are designed for efficient heating in small spaces. The 450W Mini Space Heater retails for $17.99, while the ASNUG Space Heater is priced at $19.99, making the former about 10% cheaper. Both heaters cater to users seeking portable solutions for warming up rooms, but their features and functionalities differ significantly.
Heating Efficiency
The 450W Mini Space Heater is equipped with a temperature detection feature that allows users to set their desired temperature between 60°F and 90°F. This model is designed to automatically turn on and off to maintain the set temperature, providing a consistent heating experience. In contrast, the ASNUG Space Heater utilizes PTC ceramic heating elements, which enable it to warm up in just 2 seconds. While both heaters are efficient, the ASNUG offers faster initial heating, making it ideal for those who want immediate warmth.
Safety Features
When it comes to safety, both heaters prioritize user protection. The ASNUG Space Heater includes multiple safety features such as automatic overheat protection and tip-over shutdown, ensuring peace of mind during use. The 450W Mini Space Heater also emphasizes safety with a UL listed plug and a compact design that minimizes risks associated with traditional heaters. However, the ASNUG’s comprehensive safety system might appeal more to users concerned about potential hazards.
Portability
Portability is a strong selling point for both heaters. The 450W Mini Space Heater has a compact design measuring 4.3 x 2.8 x 6.5 inches, making it easy to carry and plug directly into an outlet without taking up floor space. The ASNUG Space Heater is slightly bulkier at 6.1 x 5.75 x 2.87 inches, yet still remains portable and lightweight. For users who prioritize an even smaller footprint, the 450W Mini Space Heater may be the better choice.
Noise Levels
Noise levels are crucial for users who plan to operate their heaters in bedrooms or quiet environments. The ASNUG Space Heater is specifically designed for silent operation, ensuring minimal disturbance during use. The 450W Mini Space Heater is also noted for being extremely quiet, making both options suitable for use while sleeping or working. However, users looking for a dedicated silent mode may find the ASNUG’s features more appealing.
User Experience
Ease of use is a key factor in user satisfaction. The 450W Mini Space Heater features a remote control and an adjustable timer, allowing users to conveniently set heating schedules. This adds a layer of comfort since users can control the heater without having to get up. In contrast, the ASNUG Space Heater operates with a simple one-touch mechanism, making it easy to turn on and off. While both models are user-friendly, the remote control of the 450W Mini Space Heater may enhance the overall experience for some users.
Price Comparison
With the 450W Mini Space Heater priced at $17.99 and the ASNUG Space Heater at $19.99, there’s a noticeable difference of $2.00, which is about 10% in favor of the Mini Space Heater. This price point may make the Mini Space Heater a more attractive option for budget-conscious consumers. However, the ASNUG's additional features and safety mechanisms might justify its higher price for some users.
Customer Popularity
In terms of customer popularity, the ASNUG Space Heater ranks significantly higher with a bestseller rank of 9,636, compared to the 450W Mini Space Heater's rank of 78,554. This indicates that the ASNUG model is favored among consumers, possibly due to its robust safety features and fast heating capabilities. However, the 450W Mini Space Heater's price advantage could attract a different segment of users who prioritize cost over brand popularity.
Which should you buy?
Choosing between the 450W Mini Space Heater and the ASNUG Space Heater ultimately depends on your specific needs and preferences. If you’re looking for a budget-friendly option with a compact design and programmable temperature settings, the 450W Mini Space Heater is an excellent choice. However, if you prioritize efficient, fast heating and enhanced safety features, the ASNUG Space Heater might be worth the extra investment. Both heaters provide reliable heating solutions, but your final decision should reflect what features matter most to you.

