Antarctic Star 4L/6 Can Portable Mini vs Upstreman 3.2 Cu.Ft Mini Fridge with Freezer,
Updated July 2026 — Upstreman 3.2 Cu.Ft Mini Fridge with Freezer, leads on capacity and weight.
The Upstreman offers more storage and features, making it the better choice for most users, while the Antarctic Star is a budget-friendly option for personal use.
Why Antarctic Star 4L/6 Can Portable Mini is better
Price
Antarctic Star is significantly cheaper at $35.09.
Noise Level
Antarctic Star operates at a quieter 25 dB.
Portability
Antarctic Star can be powered by both AC and DC.
Why Upstreman 3.2 Cu.Ft Mini Fridge with Freezer, is better
Capacity
Upstreman has a larger 3.2 cu.ft capacity.
Cooling Options
Upstreman features adjustable thermostat with 5 levels.
Energy Efficiency
Upstreman is Energy Star certified.
Overall score
Specifications
| Spec | Antarctic Star 4L/6 Can Portable Mini | Upstreman 3.2 Cu.Ft Mini Fridge with Freezer, |
|---|---|---|
| Cooling Tech | Thermoelectric | Adjustable Thermostat |
| Noise Level | 25 dB | 38 dB |
| Power Supply | AC/DC | AC only |
| Energy Cert | None | Energy Star |
| Shelves | 1 Removable | 2 Adjustable |
Dimension comparison
Size and Capacity Comparison
When it comes to size and capacity, the Upstreman 3.2 Cu.Ft Mini Fridge offers significantly more space than the Antarctic Star 4L/6 Can Portable Mini Fridge. The Upstreman is equipped with a 3.2 cu.ft refrigeration space and a 0.3 cu.ft freezer compartment, making it ideal for storing a variety of food items, beverages, and snacks. In contrast, the Antarctic Star, with a capacity of only 4 liters, can hold about 6 cans, which is suitable for personal use but not for larger storage needs. Thus, if you require more storage for food and drinks, the Upstreman is the clear winner.
Cooling Technology
The cooling technology in both mini fridges is designed to maintain optimal temperatures, but they differ in approach. The Antarctic Star utilizes thermoelectric technology, which allows it to achieve a cooling capacity of 32°F to 40°F below ambient temperature within 1-2 hours. This is efficient for small items but may not be sufficient for larger quantities. On the other hand, the Upstreman has an adjustable thermostat with five temperature levels ranging from 32°F to 50°F, catering to different cooling needs. This flexibility makes the Upstreman more versatile for various food items, including fruits and drinks.
Noise Level
Noise levels are crucial when choosing a refrigerator for personal spaces. The Antarctic Star operates at a quiet 25 dB, making it an excellent choice for bedrooms and offices where silence is appreciated. Comparatively, the Upstreman operates at 38 dB, which is still relatively quiet but may be slightly more noticeable. If you prioritize a quieter operation, especially for nighttime use, the Antarctic Star has a distinct advantage in this category.
Portability
Portability is a significant factor for those who might want to move their mini fridge between locations. The Antarctic Star is designed with portability in mind, featuring AC/DC supply options that allow it to be connected to both home power and car power sources. This makes it perfect for road trips or outdoor events. In contrast, the Upstreman is a more stationary unit, primarily designed for bedrooms, dorms, and offices, and does not mention portability features. Therefore, if you need a fridge that can be easily transported, the Antarctic Star is the better choice.
Energy Efficiency
Energy efficiency is another important consideration, especially for those looking to minimize electricity costs. The Antarctic Star's semiconductor refrigeration chip is freon-free and environmentally friendly, emphasizing energy-saving features. However, it does not specify an energy certification. The Upstreman, on the other hand, is Energy Star certified, which means it meets energy efficiency guidelines set by the U.S. Environmental Protection Agency. This certification ensures that it consumes less electricity while providing reliable cooling. For energy-conscious consumers, the Upstreman presents a more responsible choice.
Storage Flexibility
When it comes to storage flexibility, the Upstreman has the edge with its two adjustable glass shelves that can accommodate various bottle sizes and food items. The design allows users to customize their storage space according to their needs. The Antarctic Star, while compact and efficient for small items, has a single removable shelf, limiting its flexibility for larger food items. If you value the ability to adjust shelf heights for different storage needs, the Upstreman is the more practical option.
Price Comparison
Price is an essential factor for many consumers, and here, the Antarctic Star is significantly more affordable. Priced at $35.09, it is about 78% cheaper than the Upstreman, which retails for $159.99. This substantial price difference may appeal to those looking for a budget-friendly option for personal use. However, the Upstreman’s higher price reflects its larger capacity and additional features. Therefore, if budget constraints are a primary concern, the Antarctic Star offers excellent value for its size and functionality.
Which should you buy?
Choosing between the Antarctic Star and the Upstreman ultimately depends on your specific needs. If you require a compact and portable fridge primarily for personal use, the Antarctic Star is a great choice, especially with its lower price and quiet operation. However, if you need more storage space, adjustable cooling options, and energy efficiency, the Upstreman is worth the investment. It combines practical features with a larger capacity, making it ideal for classrooms, dorms, or small apartments. Consider your priorities—whether it’s budget, size, or functionality—to make an informed decision.

