SimplyGo Mini vs Inogen G4: Comparing Portable Oxygen Concentrators

Portable oxygen concentrators have become indispensable devices for individuals requiring oxygen therapy while maintaining an active lifestyle. The SimplyGo Mini and the Inogen G4 are two prominent options on the market, offering freedom and independence to users. When choosing a portable oxygen concentrator, it’s essential to consider a range of factors, including size, weight, oxygen delivery, and battery life. The Respironics SimplyGo Mini and the Inogen One G4 exemplify the latest in portable oxygen technology, providing users with more options for managing their oxygen needs on the go.

Two portable oxygen concentrators side by side: SimplyGo Mini and Inogen G4

The SimplyGo Mini, developed by Philips Respironics, is known for its reliable performance and user-friendly design. It offers five pulse dose settings, accommodating a broad range of oxygen therapy needs. On the other hand, the Inogen One G4, although smaller and lighter than the SimplyGo Mini, offers three pulse dose settings and includes Inogen’s proprietary auto-adjusting technology. Both devices are praised for their portability and convenience, catering to the active lifestyles of users who require supplemental oxygen.

Key Takeaways

  • Both SimplyGo Mini and Inogen G4 cater to active individuals requiring portable oxygen therapy.
  • SimplyGo Mini offers five pulse dose settings, whereas Inogen G4 offers three with auto-adjusting technology.
  • Considerations include portability, technical specifications, support, and user feedback when selecting a concentrator.

Overview of Portable Oxygen Concentrators

A comparison of Portable Oxygen Concentrators: SimplyGo Mini and Inogen G4

Portable oxygen concentrators have revolutionized the way individuals with respiratory issues maintain an active lifestyle while receiving oxygen therapy. They exemplify technological advancements in healthcare that afford patients the freedom to travel and engage in daily activities without the constraints of traditional oxygen delivery systems.

Defining Portable Oxygen Concentrators

Portable oxygen concentrators (POCs) are compact, lightweight devices designed to provide oxygen therapy to patients that require it. These electronic units separate nitrogen from ambient air to deliver concentrated oxygen to the user through a nasal cannula or mask. Inogen and SimplyGo are notable brands in the market, offering models such as the Inogen G4 and the SimplyGo Mini.

Advantages of Portable Oxygen Therapy

The primary advantages of portable oxygen therapy include:

  • Mobility and Travel: POCs cater to an active lifestyle, enabling users to retain their mobility. Their design is travel-friendly, which means patients can carry them on flights, road trips, or simply around the house with ease.
  • Compactness: The demand for smaller, unobtrusive units has led to highly compact designs like the Inogen G4, which is smaller in size compared to the SimplyGo Mini, facilitating discretion and ease of carry.

The desk below summarizes the dimensions of the Inogen G4 and SimplyGo Mini, two popular POC models:

Inogen G45.91 in2.68 in7.2 in
SimplyGo Mini9.4 in8.3 in3.6 in

Both models support lifestyles that involve frequent movement and avoid the encumbrance of traditional oxygen tanks, thus enhancing the quality of life for users.

Comparing SimplyGo Mini and Inogen G4

Two portable oxygen concentrators side by side, SimplyGo Mini and Inogen G4, with their features and specifications highlighted

When evaluating the SimplyGo Mini and the Inogen G4, potential buyers should consider factors such as design, size, weight, oxygen delivery features, and battery options to make an informed decision that suits their needs.

Design and Features

The SimplyGo Mini and the Inogen G4 both have a modern design with user-friendly interfaces. They are designed to maximize portability and ease of use for individuals requiring oxygen therapy. Each device includes a rechargeable battery, AC power supply for home use, and a DC power option for use in vehicles.

  • SimplyGo Mini: Integrated handle for easy carrying.
  • Inogen G4: Similarly designed for portability with a simple interface.

Size and Weight Comparison

The size and weight of a portable oxygen concentrator are crucial for users who are on the go.

  • SimplyGo Mini Dimensions: 9.4″ length x 8.3″ width x 3.6″ height
  • Inogen G4 Dimensions: 5.91″ length x 2.68″ width x 7.2″ height


  • SimplyGo Mini: Approximately 5 pounds with a standard battery.
  • Inogen G4: Considerably lighter at approximately 2.8 pounds with a single battery.

Oxygen Delivery Capabilities

Both models are designed to offer pulse dose oxygen delivery. The specific oxygen output can vary and will dictate the overall therapeutic efficacy for different users.

  • SimplyGo Mini: Offers a range of settings to meet various oxygen needs.
  • Inogen G4: Provides effective pulse dose oxygenation with multiple settings.

Battery Life and Power Options

Battery life is a significant factor, as it determines how long a user can remain mobile without requiring a recharge.

  • SimplyGo Mini: Standard battery lasts about 4.5 hours or up to 9 hours with an extended battery.
  • Inogen G4: Battery life typically lasts for up to 5 hours, depending on the flow setting.

Both concentrators provide a rechargeable battery and the flexibility of being charged via AC or DC power, which is convenient for travel and on-the-go lifestyles.

Portability and Convenience

When considering the SimplyGo Mini and Inogen G4, patients highly value their compactness, lightweight design, and the convenience they offer for an active lifestyle.

Transportation Ease

SimplyGo Mini: One should note that it has a carrying case equipped with a shoulder strap, offering ease of transport. It measures 9.4 x 8.3 x 3.6 inches, which supports an active lifestyle by not being overly cumbersome.

Inogen G4: Standing smaller than the SimplyGo Mini, the Inogen G4’s dimensions are 5.91 x 2.68 x 7.2 inches. It is designed for optimal mobility, easily fitting in a small carrying case or bag and is further facilitated by its minimal weight.

Device Operation Ease

SimplyGo Mini: It boasts a touchscreen interface, allowing users to operate the device without the complexity of traditional buttons, signifying an advance in convenience.

Inogen G4: The device is curated for straightforward use, ensuring that individuals can manage their oxygen delivery needs efficiently, making it both practical and user-friendly.

Lifestyle Integration

Both devices are tailored to be incorporated seamlessly into various personal lifestyles. They are conducive to being mobile and ensuring that users can maintain their normal daily activities with minimal interruption.

  • SimplyGo Mini: Offers a balance between efficiency and wearability, with a form that can be easily handled or placed on a surface while in use.
  • Inogen G4: Its outstanding compact and lightweight nature makes it ideal for those who are very active and require a device that won’t interfere with their personal lifestyle.

Technical Specifications and Performance

In the realm of portable oxygen concentrators, the SimplyGo Mini and Inogen G4 stand out for their engineering and capabilities. This section focuses on the technical specifications and performance factors that are vital to users who require oxygen therapy devices that merge efficiency with comfort.

Noise Level and User Comfort

The SimplyGo Mini and Inogen G4 are designed to operate discreetly. Noise level, an essential aspect of user comfort, is low for both models, with the SimplyGo Mini typically producing less than 43 decibels of sound during operation. The Inogen G4 is also quiet, though specific decibel levels vary based on flow settings.

Oxygen Output and Flow Settings

Both concentrators offer different modalities of oxygen delivery. The SimplyGo Mini provides up to 1000 mL/min of oxygen, employing a pulse dose delivery system with flow settings from 1 to 5. The Inogen G4, narrower in its scope, delivers oxygen output between 630 mL/min and 1260 mL/min and has three pulse flow settings.

DeviceMax Oxygen Output (mL/min)Flow SettingsDelivery System
SimplyGo Mini10001 to 5Pulse dose
Inogen G4630 to 12601 to 3Pulse flow

Durability and Reliability

The quality and reliability of a portable oxygen concentrator are crucial for users who depend on these devices for regular treatment. Both the SimplyGo Mini and the Inogen G4 are built to be durable, with high-quality construction meant to withstand the rigors of everyday use. Performance records for both models indicate a positive reception in terms of reliability, though the specific lifespan can vary depending on usage patterns and maintenance.

Health and Medical Considerations

When selecting a portable oxygen concentrator, one must assess its capabilities against specific respiratory needs to ensure adequate support for conditions such as COPD and asthma.

Suitability for Respiratory Conditions

Portable oxygen concentrators like the SimplyGo Mini and the Inogen G4 are designed to offer supplemental oxygen to individuals with various respiratory conditions. These devices are particularly crucial for patients with COPD and asthma, where consistent oxygen levels are vital for daily functioning and preventing exacerbations. Healthcare providers often recommend a careful evaluation of the patient’s lifestyle, such as mobility requirements and activity levels, as these units vary in size and weight, potentially impacting the user’s quality of life.

Oxygen Therapy Efficacy

Both the SimplyGo Mini and the Inogen G4 provide medical-grade oxygen and are equipped to deliver it efficiently to meet the users’ demands. The efficacy of oxygen therapy depends on a device’s flow settings and battery life, as this determines how long and how flexible the therapy can be. For example:

  • The SimplyGo Mini’s battery life without the extra battery is approximately 4.5 hours, with the potential to extend up to 9 hours when using an extended battery.
  • The Inogen One G4 offers about 2 hours and 40 minutes of use at a setting of one, which may be extended up to 5 hours with an additional battery.

In terms of oxygen output, both machines tend to provide multiple settings to accommodate various daily activities and sleep, allowing patients to adjust according to their specific oxygen needs.

Accessories and Support

A mini vs inogen g4 sit side by side, showcasing their accessories and support features

Choosing between the SimplyGo Mini and the Inogen G4 often extends to the variety of accessories and support available. These enhance the user’s experience by providing convenient carrying options, power solutions for extended use, and accessible support for maintenance and troubleshooting.

Carrying Solutions

Both models offer carrying cases tailored to the device’s dimensions, promoting mobility and protection. The SimplyGo Mini has a shoulder carrying case, which is both functional and ergonomic. The Inogen G4 also provides a similar carrying case, with some users opting for a backpack-style accessory carrying case for hands-free convenience.

Battery and Power Accessories

The Inogen G4 stands out for its long battery life with a single battery, enhancing its portability. The SimplyGo Mini can be equipped with an extended battery option, offering longer use without the need for frequent recharging. Each model includes charging accessories compatible with both AC and DC power outlets.

Maintenance and Troubleshooting

The SimplyGo Mini and Inogen G4 are designed with user-friendly interfaces which include alarms and alerts for maintenance requirements. For warranty and troubleshooting support, both devices are backed by the manufacturer’s warranty – details of which can be confirmed with the respective companies. Users have access to customer service for help resolving any issues, ensuring that device maintenance is straightforward and efficient.

Brand and Manufacturer Information

The portable oxygen concentrator market features notable products from Philips Respironics and Inogen, each with its own set of technological advancements and user-centric designs. This section provides a concise overview of these two manufacturers, highlighting their impact in the healthcare industry and their respective offerings, the Respironics SimplyGo Mini and the Inogen One G4.

Philips Respironics Overview

Philips Respironics is a well-established brand in the healthcare technology sector, and its SimplyGo Mini is a popular choice in portable oxygen concentrators (POCs). The company emphasizes reliability and user-friendly design in its products. Philips Respironics has a network of service centers to support its customer base, ensuring accessibility and convenience for its users.

  • Product: Respironics SimplyGo Mini
  • Service Centers: Extensive network for customer support
  • Warranty: Offers a 2-year warranty on the Respironics SimplyGo Mini

Inogen as a Technology Innovator

Inogen has made its mark as a technology innovator in the respiratory care market, particularly with its Inogen One series of oxygen concentrators, including the G4 and G5 models. Known for its portable and efficient designs, Inogen provides devices like the Inogen One G4 that cater to active users requiring oxygen therapy on the move. The company prides itself on forward-looking features such as user-friendly interfaces and regular software updates.

  • Product Line: Inogen One series (G4, G5)
  • Advancements: Focus on portability and software technology
  • Service Options: Comprehensive service including a lifetime warranty on the latest models, such as the new 2024 Rove 6
  • Distribution: Offers free overnight express shipping for new models

Cost and Value

Two oxygen concentrators side by side, one labeled "mini" and the other "Inogen G4"

When selecting between the SimplyGo Mini and the Inogen G4, potential buyers should carefully consider both the initial price and the long-term investment value. Each model’s cost-effectiveness relates directly to one’s budget, the quality of the product, and its projected durability.

Price Comparison

DeviceInitial Price Range (USD)
SimplyGo Mini$2,500 – $3,000
Inogen One G4$2,295 – $2,995

Prices vary depending on configurations and accessories. The SimplyGo Mini may come at a slightly higher cost but typically includes a robust package. The Inogen One G4, while sometimes less expensive, can increase in price when additional batteries or accessories are added.

Long-Term Investment Value

In terms of investment, consider not just the purchase price but also the longevity and associated costs like maintenance and warranty. Both the SimplyGo Mini and the Inogen G4 offer warranties and are known for reliable performance.

  • SimplyGo Mini: Known for a sturdy design, potentially reducing the need for repairs. Extended battery options suggest fewer replacements over time.
  • Inogen G4: Offers lifetime warranty for peace of mind, with additional costs for comprehensive service plans.

Assessing the cost and value of each portable oxygen concentrator should align with the user’s budget, anticipated frequency of use, and the necessity for a dependable oxygen supply in various settings.

User Experiences and Community Feedback

A group of people compare mini vs Inogen G4 oxygen concentrators, discussing their experiences and sharing feedback in a community setting

When evaluating the SimplyGo Mini and Inogen G4, user experiences and community feedback play a crucial part in discerning the practicality and effectiveness of each device. They often refer to articles, guides, and reviews for comprehensive insights before making a decision.

Real-World Testimonials

In real-world scenarios, users report that the Inogen G4‘s compact size is highly beneficial for mobility, with its dimensions of approximately 5.91 x 2.68 x 7.2 inches making it a favorable option for those prioritizing portability. Users often commend the SimplyGo Mini for its longer battery life; without the extended battery, it can last about 4.5 hours, compared to the Inogen One G4’s 2 hours and 40 minutes at a setting of 1. The addition of an extended battery can lengthen the SimplyGo Mini’s duration up to 9 hours, whereas the Inogen One G4 extends up to 5 hours. These testimonials are commonly highlighted in articles and reviews which play a key role in influencing new users’ choices.

Community Support Channels

Community support channels include various forums, support groups, and online platforms where individuals can share their experiences and advice. These communities often discuss the merits of each device, offering guides on how to get the most out of their portable oxygen concentrators. The SimplyGo Mini and Inogen G4 users actively participate in these discussions. Such interaction provides real-time user feedback which is instrumental for potential buyers. Reviews in community channels are generally acknowledged for being straightforward and unbiased, giving prospective users confidence in their decision-making.

Legal and Regulatory Considerations

When considering the purchase of a portable oxygen concentrator such as the Philips Respironics SimplyGo Mini or the Inogen G4, it is vital to be aware of the regulatory landscape governing medical equipment. This includes adherence to stringent standards of quality and safety, as well as compliance with airline regulations.

Medical Equipment Standards

Medical equipment, including portable oxygen concentrators, must conform to specific standards to ensure quality and safety. Philips Respironics SimplyGo Mini and the Inogen G4 are subject to FDA regulations, which demand rigorous testing and quality assurance. Both devices must meet the medical standards set by the International Organization for Standardization (ISO), specifically ISO 13485, which pertains to medical devices’ quality management.

  • Quality Management Systems: Compliance ensures consistent design, development, production, installation, and delivery of medical devices that are safe for their intended purpose.
  • Certifications: Equipment should have up-to-date certifications indicating the manufacturer’s commitment to global health and safety standards.

Airline Travel Regulations

Patients relying on portable oxygen concentrators (POCs) for airline use must adhere to specific airline travel regulations. The Federal Aviation Administration (FAA) has approved both the SimplyGo Mini and the Inogen G4 for airline travel.

  • FAA Approval: This stipulates that the devices are safe for use on airplanes and won’t interfere with aircraft operation.
  • Battery Requirements: Airlines often require POCs to have enough battery life for the duration of the flight, plus a certain percentage of additional time.
  • Airline Policies: Each airline may have their own additional policies, so it is essential for passengers to check with their airline before travel.

Carrying a respiratory device such as the Respironics SimplyGo Mini on a plane requires foresight and planning. Both the device and spare batteries must be carried on, not checked, to comply with airline guidelines.


A compact Conclusion Simply Go Mini competes with an Inogen G4, both with sleek designs and advanced technology

In the portable oxygen concentrator market, the SimplyGo Mini and the Inogen G4 stand out for their size, battery life, and ease of use. These attributes significantly impact the user’s lifestyle, providing a sense of independence and freedom.

Final Thoughts on Choosing Between SimplyGo Mini and Inogen G4

When examining the SimplyGo Mini and Inogen G4, users must consider their specific needs. Size and portability are crucial; the Inogen G4 is notably smaller, an important factor for users prioritizing a compact device for their active lifestyle.

Battery life also holds significant weight in decision-making. Without an extra battery, the SimplyGo Mini lasts 4.5 hours, and the Inogen G4 lasts 2 hours and 40 minutes on a setting of 1. However, the SimplyGo Mini’s extended battery option can provide up to 9 hours of use, potentially outweighing the Inogen G4’s maximum 5-hour capacity with its own extended battery.

Here’s a quick comparison:

FeatureSimplyGo MiniInogen G4
Battery Life (Standard)4.5 hours2 hours 40 minutes
Extendable Battery LifeUp to 9 hoursUp to 5 hours
Dimensions9.4 x 8.3 x 3.6 inches5.91 x 2.68 x 7.2 inches

For users valuing ease of use, both models offer intuitive interfaces. The final choice depends on balancing the trade-offs between size, battery longevity, and other personal considerations to support the user’s lifestyle. Each option offers reliable oxygen delivery with different advantages suited to different types of users.

Frequently Asked Questions

A person comparing mini vs Inogen G4 oxygen concentrators

In this section, readers will find concise answers to common questions regarding the SimplyGo Mini and Inogen G4 portable oxygen concentrators to assist in making an informed choice.

What is the battery life of a fully charged SimplyGo Mini?

A fully charged SimplyGo Mini battery lasts approximately 4.5 hours without an extra battery. When equipped with an extended battery, the device can last up to 9 hours.

Is the SimplyGo Mini approved for airline travel?

The SimplyGo Mini is designed to be FAA-approved for airline travel, allowing passengers to use the device while flying.

What are the weight differences between the SimplyGo Mini and the Inogen One G4?

The SimplyGo Mini is heavier than the Inogen One G4. Exact weights may vary based on the model and the battery type used.

What is the oxygen output capacity of the SimplyGo Mini compared to Inogen G4?

Both the SimplyGo Mini and the Inogen G4 are designed to provide adequate oxygen output for users who require respiratory support. The precise oxygen output can differ depending on the settings used.

How do the dimensions of the SimplyGo Mini compare to the Inogen One G4?

The SimplyGo Mini generally measures 9.4 x 8.3 x 3.6 inches, while the Inogen One G4 is typically smaller at around 5.91 x 2.68 x 7.2 inches. Their compact designs facilitate portability.

Are there differences in noise level between the SimplyGo Mini and Inogen G4 devices?

There are variations in noise levels produced by portable oxygen concentrators. Users are recommended to check the manufacturer’s specifications for details on the noise level of the SimplyGo Mini and Inogen G4.

The team at are experts when it comes to oxygen concentrators. We are dedicated to providing as much help as we can for people who are undergoing oxygen therapy and need help with oxygen concentrators. We research and immerse ourselves in the industry and are assisted by our team of medical experts.

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