
Samsung Refrigerator RT42CG6420S9SG Review And Specification: A Comprehensive Analysis
The Samsung RT42CG6420S9SG combines innovation with practical functionality-a high-tech top-mount freezer refrigerator. Now, let’s dive into a comprehensive review of the 411L appliance that has everyone talking in the market.
Product Overview
Samsung has made great promises to bring style together with substance through refined inox for this refrigerator, and the result is the excellent RT42CG6420S9SG equipped with SpaceMax™ technology, Optimal Fresh+ storage system, and many more advanced cooling capabilities that truly make it a great choice for modern households.
Detailed Analysis
The RT42CG6420S9SG has a capacity of 411 liters, with a refrigerator section of 314L and a freezer of 97L. The Digital Inverter Compressor is the feature that will help it manage appropriate temperature levels throughout its operation while making it energy-efficient.
An impressive feature is the Optimal Fresh+ drawer, four modes available to choose from for each different type of food. Soft Freeze stands out from its ability to double the freshness’s duration, now able to last even on meats and fish, ensuring its original flavor intact.
The SpaceMax™ technology is remarkable because it cleverly uses high-density urethane insulation to maximize internal storage space without compromising energy efficiency. This gives an additional 20 liters of storage capacity compared to conventional models.
Performance Features
- Multi Flow cooling system ensures uniform temperature distribution.
- No Frost Technology eliminates ice forming.
- Tempered glass shelves offer durability and easy cleaning.
- A deodorizer system maintains fresh air circulation.
- Digital Inverter Compressor has an energy-efficient operation.
Samsung RT42CG6420S9SG – Detailed Specifications
General Overview | |
---|---|
Model | RT42CG6420S9SG |
Type | Top Mount Freezer |
Color | Refined Inox |
Capacity Specifications | |
Total Net Capacity | 411 ℓ |
Freezer Net Capacity | 97 ℓ |
Refrigerator Net Capacity | 314 ℓ |
Physical Specifications | |
Net Dimensions (WxHxD) | 700 x 1785 x 672 mm |
Packing Dimensions (WxHxD) | 738 x 1880 x 730 mm |
Net Weight | 59 kg |
Packing Weight | 65 kg |
Container Capacity (20/40/40H) | 21/48/65 |
Cooling Features | |
No Frost | Yes |
Multi Flow | Yes |
Cooling Type | Mono Cooling |
Compressor | Digital Inverter Compressor |
Refrigerant | R-600a |
Refrigerator Features | |
Deodorizer | Yes |
Number of Shelves | 3 EA |
Shelf Material | Tempered Glass |
Vegetable & Fruit Drawer | 1 EA |
Door Pockets | 4 EA |
Egg Container | Yes |
Optimal Fresh Zone | Yes |
Interior Light | Yes |
Active Fresh Filter | No |
Freezer Features | |
Ice Maker Type | Twist |
Shelf Material | Plastic |
Number of Shelves | 1 EA |
Door Pockets | 2 EA |
Smart Features | |
WiFi Embedded | No |
Display Type | Internal |
Door Handle | Recess |
Energy & Performance | |
Energy Efficiency | Digital Inverter Technology |
Temperature Control | Precise Digital Control |
Energy Saving Mode | AI Energy Mode with SmartThings |
Power Consumption | Optimized with AI Technology |
Advanced Technology Features | |
SpaceMax™ Technology | Yes – High-density Urethane Insulation |
Optimal Fresh+ Modes | 4 Different Storage Modes |
Soft Freeze Technology | Yes – For Extended Food Freshness |
Temperature Monitoring | Digital Sensor System |
Installation Requirements | |
Minimum Space Clearance | 50mm on sides, 50mm at back |
Power Supply | 230V / 50Hz |
Climate Class | SN-T (Suitable for 10°C to 43°C) |
Leveling System | Adjustable Front Legs |
Warranty & Support | |
Standard Warranty | Digital Inverter Compressor: 10 Years |
Parts Warranty | 2 Years on General Parts |
Service Support | Samsung Global Service Network |
User Manual Languages | Multiple Languages Available |
Pros and Cons
Pros:
- Exceptional storage capacity with SpaceMax™ technology
- Versatile Optimal Fresh+ drawer with multiple storage modes
- Energy-efficient Digital Inverter Compressor
- Premium refined inox finish
- Robust tempered glass shelving
- Comprehensive door pocket organization
Cons:
- No WiFi connectivity for smart features
- Limited color options
- Single vegetable drawer might be insufficient for larger families
- Internal display may be less convenient than external
- Higher initial investment compared to basic models

Overall Rating:
⭐⭐⭐⭐½ (4.5/5)
Customer Feedback Reviews
Aspect | Rating | Common Comments |
---|---|---|
Cooling Performance | ⭐⭐⭐⭐⭐ | “Maintains consistent temperature” |
Energy Efficiency | ⭐⭐⭐⭐½ | “Notable reduction in electricity bills” |
Storage Capacity | ⭐⭐⭐⭐⭐ | “Surprisingly spacious interior” |
Build Quality | ⭐⭐⭐⭐ | “Solid construction, premium finish” |
Features | ⭐⭐⭐⭐ | “Optimal Fresh+ is a game-changer” |
Conclusion
The Samsung RT42CG6420S9SG provides functionality, efficiency, and storage capacity as its core competence. The great features like Optimal Fresh+ and SpaceMax™ technology set this refrigerator ahead in terms of value for houses concerned with proper food preservation and optimizing storage capacity. Though some smart features might be missing from it, this product has its fundamental refrigeration strength and energy-efficient profile to support it in that class.
Such novel storage solutions, paired with good cooling performance and very low energy consumption, which is worth an evaluation of 4.5/5 points by our team, are surely appropriate for middle-sized and larger home fridges which demand such sufficient real usage and verisimilitude in design.
FAQs :
Q1: How do I turn on Power Cool/Power Freeze?
You can activate Power Freeze by pressing and holding the Freezer button for 3 seconds.
To turn on Power Cool, press and hold the Fridge button for 3 seconds.
The functions automatically turn off after 50 hours or when the target temperature is achieved.
Q2: Why is my refrigerator making some strange noises?
- Clicking sounds: Normal functioning of the temperature controls.
- Buzzing: Commonly heard during the compressor’s working.
- Gurgling: Sounds caused by refrigerant flowing through the cooling system.
- Cracking: Normal expansion and contraction of internal parts.
If noises are exceptionally loud or unusual, contact Samsung support.
Q3: How often should I clean my refrigerator?
- Interior cleaning: Every 1-2 months.
- Door gaskets: Monthly cleaning to ensure proper sealing.
- Condenser coils: Every 6 months for optimal efficiency.
Use mild soap and water solution; avoid harsh chemicals.
Q4: How do I optimize the Optimal Fresh+ drawer settings?
- Meat/Fish: Set to “Soft Freeze” mode.
- Vegetables/Fruits: Use “Fresh” mode.
- Dairy Products: Choose “Chill” option.
Adjust according to types of food being stored.
Q5: Excessive frost buildup?
- Check for proper sealing of doors.
- Reduce number of door openings.
- Make sure foods are covered.
Problem still persists? It could have a seal fault and need servicing.
Q6: How do I save energy?
- Keep your refrigerator’s temperature settings at optimal levels: 3°C for fridge, -18°C for freezer.
- Store products in a planned manner to ensure least possible opening of the doors.
- Keep door seals in good condition.
- Activate AI Energy Mode using the SmartThings app.
Q7: Why is my refrigerator not cooling?
Possible solutions:
- Check the temperature settings.
- Close the doors properly.
- Don’t overload.
- Do not block vents.
- Cool hot foods before storing.
Q8: How do I keep the humidity of the vegetable drawer right?
- Humidity control slider.
- Keep the vegetables in their original packaging or wrap.
- Do not wash the produce before storing.
- Clean the drawer regularly.
Q9: How can I organize this refrigerator best?
- Upper shelves: Ready-to-eat foods, leftovers.
- Middle shelves: Dairy, eggs, drinks.
- Lower shelves: Raw meat, fish (in sealed containers).
- Door bins: Condiments, drinks.
- Optimal Fresh+ drawer: Depending on chosen mode.
- Vegetable drawer: Fruits and vegetables.
Q10: Why does condensation appear on the outside/inside?
Prevention tips:
- Control room humidity levels.
- Limit the time door is open.
- Make sure the door seals are intact.
- Remove condensation as soon as it forms.
- Avoid placing hot foods.
Q11: How long is the break-in period for a new refrigerator?
- Take 24 hours to get to optimal temperature.
- Wait 2-3 days before full loading.
- Initial temperature fluctuations are normal.
- Compressor may run longer in first few days.
Q12: How do I clean the removable parts?
Step-by-step procedure:
- Remove shelves and bins.
- Wash with warm water and mild detergent.
- Rinse completely.
- Dry completely before replacing.
- Rubber seals cleaned with warm water only.
Q13: What to do during a power outage?
- Keep doors closed as much as possible.
- Food will remain cold for about 4 hours if left unopened.
- Freezer section should stay at the temperature for close to 48 hours if filled.
- If extended, consider taking perishables out and placing in a cooler with ice.
Q14: What is the way to get rid of refrigerator food smells?
- Use baking soda solution to clean on a regular basis.
- Use an activated charcoal deodorizer.
- Keep foods stored in airtight containers.
- Change air filter if available.
- Clean spills immediately.
Q15: How do you thaw frozen products?
- Refrigerator compartment: Safe method.
- Avoid thawing at room temperature.
- Use the Optimal Fresh+ drawer’s defrost setting.
- Plan ahead for proper thawing time.
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