Bose QuietComfort 45 Wireless Headphones or Bose QuietComfort 20i Wired Noise? Which Bose Model to Buy
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This guide compares the bose quietcomfort 45 wireless headphones vs quietcomfort 20i acoustic. Both models deliver Bose noise cancellation technology. The QuietComfort 20i uses wired earbuds for portability. The QuietComfort 45 offers wireless over-ear comfort. You get different connection types and battery life options. Each design serves a specific listening need. Read on to see which specs match your daily routine.
Key differences
| Aspect | Bose QuietComfort 20i Wired Noise Cancelling Earbuds | Bose QuietComfort 45 Wireless Headphones |
|---|---|---|
| Form Factor | In-ear earbuds | Over-ear headphones |
| Connectivity | Wired | Bluetooth Wireless |
| Battery Life | Not listed | 24 hours |
| Weight | 1.55 ounces | 14 ounces |
| Audio Customization | Not listed | Adjustable EQ |
Which one should you choose?
Choose Bose QuietComfort 20i Wired Noise Cancelling Earbuds if
- You prefer lightweight in-ear earbuds for travel.
- You want a simple wired connection without batteries.
- You need minimal weight for all-day wear.
Choose Bose QuietComfort 45 Wireless Headphones if
- You require wireless Bluetooth connectivity.
- You need up to 24 hours of battery life.
- You want adjustable EQ settings for your audio.
Verdict: Choose the QuietComfort 20i if you prioritize portability and a wired connection. The QuietComfort 45 is better for those who need wireless freedom and longer battery life. Your choice depends on whether you value compact size or extended feature sets.
QuietComfort 45 vs QuietComfort 20i Specs
Noise cancellation type
The Bose QuietComfort 45 Wireless Headphones use active noise cancellation with tiny microphones that measure and react to outside noise by generating opposite signals. This creates Quiet Mode for full isolation. The Bose QuietComfort 20i Wired Noise Cancelling Earbuds use Acoustic Noise Cancelling technology. Both models include an Aware Mode to let you hear your surroundings while listening to music. The QC45 offers active electronic cancellation, while the QC20i relies on acoustic methods. Both provide effective noise reduction for their respective form factors.
Connectivity technology
Connectivity is a major difference between these two Bose models. The QuietComfort 45 Wireless Headphones feature Bluetooth wireless connectivity, allowing you to move freely without cables. The QuietComfort 20i Wired Noise Cancelling Earbuds use a wired connection, making them ideal for iPhone, iPod, and iPad devices that may not support wireless features or when battery life is a concern. The QC45 also supports wired listening via an included audio cable. You must choose between the convenience of wireless freedom with the QC45 or the simplicity and reliability of a wired connection with the QC20i.
Battery life
Battery performance is a key specification for the QuietComfort 45 Wireless Headphones. You get up to 24 hours of playback from a single charge. A quick 15-minute charge provides three additional hours of listening time. The QuietComfort 20i Wired Noise Cancelling Earbuds do not list a battery specification in the provided data, as they operate via a wired connection. For long trips or all-day use, the QC45 offers significant endurance. The QC20i relies on your device's power source through its wired interface.
Audio customization
Audio features vary between the two products. The QuietComfort 45 Wireless Headphones include an adjustable EQ, allowing you to set bass, mid-range, and treble levels to your personal preferences or select preset options. They also use TriPort acoustic architecture for depth and Volume-optimized Active EQ to maintain balanced performance at any volume. The QuietComfort 20i Wired Noise Cancelling Earbuds list notable audio performance from exclusive Bose technologies but do not specify adjustable EQ settings in the data. The QC45 offers more granular control over your sound profile.
Form factor and comfort
The form factors are distinctly different. The QuietComfort 45 Wireless Headphones are over-ear headphones with dimensions of 8 inches wide, 6 inches high, and 3 inches long, weighing 14 ounces. They provide around-ear comfort. The QuietComfort 20i Wired Noise Cancelling Earbuds are in-ear devices with Stay Hear+ tips for stability and comfort. They weigh only 1.55 ounces and have a much smaller profile. The QC45 is a full-sized headphone, while the QC20i is a compact earbud solution. Your choice depends on whether you prefer over-ear coverage or lightweight in-ear wear.
Weight and portability
Portability is determined by weight and size. The QuietComfort 45 Wireless Headphones weigh 14 ounces and have a larger physical footprint. The QuietComfort 20i Wired Noise Cancelling Earbuds weigh just 1.55 ounces, making them significantly lighter and easier to carry. The QC20i length is listed as 52 inches, likely referring to the cable length. The QC45 is a substantial over-ear device. If you prioritize minimal weight and easy packing, the QC20i is the lighter option. The QC45 offers a more substantial build for stationary or travel use.
Which Bose Model Suits Your Needs
Travelers needing long battery life
The QuietComfort 45 provides up to 24 hours of battery life on a single charge. This wireless over-ear design includes a quick 15-minute charge for 3 hours of playback. You can also use the included audio cable for wired listening. The 14-ounce weight offers stable comfort for extended wear during long trips.
iPhone users wanting portable earbuds
The QuietComfort 20i connects via a wired interface, making it ideal for iPhone, iPod, and iPad. These acoustic noise cancelling earbuds weigh only 1.55 ounces and measure 52 inches in cable length. The Stay Hear+ tips provide stability. You get advanced noise reduction in a compact form that fits easily in your pocket.
Audiophiles preferring adjustable sound
The QuietComfort 45 features an adjustable EQ that lets you set bass, mid-range, and treble levels. TriPort acoustic architecture adds depth and fullness. Volume-optimized Active EQ maintains balanced performance at any volume. This ensures consistent bass when turned down and clear music when turned up, tailored to your personal audio preferences.
The products compared
Bose QuietComfort 20i Wired Noise Cancelling Earbuds
Best for: Apple users wanting wired noise cancellation
- Noise Cancellation
- Acoustic Noise Cancelling
- Transparency Mode
- Aware mode
- Color
- Black
- Dimensions
- 52 × 1 × 1.75 inches
- Weight
- 1.55 ounces
View on Amazon: Bose QuietComfort 20i Wired Noise Cancelling Earbuds Affiliate link
The Bose QuietComfort 20i uses wired connectivity to deliver acoustic noise cancellation. It features Aware mode for situational awareness and Stay Hear+ tips for stability. This model is designed for Apple devices like iPhone, iPod, and iPad. It offers notable audio performance through exclusive Bose technologies. You get long-lasting comfort in a lightweight build. This option suits users who prefer a direct connection without Bluetooth.
Pros
- Acoustic Noise Cancelling technology
- Aware mode for environmental sound
- Stay Hear+ tips for stability
- Wired connectivity for Apple devices
Cons
- Wired connection only
- No Bluetooth support
- Limited to specific Apple devices
Good fit if
- You prefer a wired connection
- You use an iPhone or iPod
- You want active noise cancellation without batteries
Skip if
- You need wireless Bluetooth connectivity
- You use Android or Windows devices
- You require a battery-free design that works with all devices
Verdict: The Bose QuietComfort 20i Wired ANC Headphones are a solid choice for Apple users who prioritize noise cancellation and a secure fit. They are best for those who do not need wireless freedom.
Bose QuietComfort 45 Wireless Headphones
Best for: travelers needing reliable noise cancellation
- Noise Cancellation
- Quiet Mode (full noise cancelling)
- Single Charge Battery
- 24 hours
- Transparency Mode
- Aware Mode
- Connectivity
- Wireless, Bluetooth
- Dimensions
- 3 × 8 × 6 inches
- Weight
- 14 ounces
View on Amazon: Bose QuietComfort 45 Wireless Headphones Affiliate link
The Bose QuietComfort 45 delivers balanced noise cancellation and high-fidelity audio. It features Quiet Mode for full isolation and Aware Mode to hear your surroundings. The TriPort acoustic architecture and Volume-optimized Active EQ maintain consistent sound at any volume. You get 24 hours of battery life, with a quick 15-minute charge providing 3 hours. It weighs 14 ounces and connects via Bluetooth.
Pros
- Quiet Mode offers full noise cancellation
- Aware Mode lets you hear your environment
- 24-hour battery life with quick charge
- Volume-optimized Active EQ maintains balanced sound
Cons
- Heavier build at 14 ounces
- No wired-only mode without battery
- Limited to Bluetooth connectivity
Good fit if
- You need full noise cancellation for travel
- You want to hear announcements via Aware Mode
- You prioritize long battery life
Skip if
- You prefer ultra-lightweight headphones under 10 ounces
- You need wired-only connectivity without battery drain
- You want multi-device pairing features
Verdict: Bose QuietComfort 45 Wireless Headphones suit travelers who need reliable noise cancellation and long battery life. They work well for users who value balanced audio and the option to hear their surroundings.
Specifications side by side
| Spec | Bose QuietComfort 20i Wired Noise Cancelling Earbuds | Bose QuietComfort 45 Wireless Headphones |
|---|---|---|
| Noise Cancellation | Acoustic Noise Cancelling | Quiet Mode (full noise cancelling) |
| Single Charge Battery | not stated | 24 hours |
| Transparency Mode | Aware mode | Aware Mode |
| Connectivity | not stated | Wireless, Bluetooth |
| Color | Black | Triple Black |
| Dimensions | 52 × 1 × 1.75 inches | 3 × 8 × 6 inches |
| Weight | 1.55 ounces | 14 ounces |
| Model | 362544-0010 | 866724-0100-cr |
| Size | not stated | One size |
Frequently asked questions
Are the Bose QuietComfort 20i earbuds wireless?
No. The Bose QuietComfort 20i Wired Noise Cancelling Earbuds use a wired connection. They do not support Bluetooth or wireless features. This design ensures a secure fit for Apple users who prioritize noise cancellation. You do not get wireless freedom with this model. It is best for those who do not need wireless connectivity.
Does the QuietComfort 45 have Bluetooth connectivity?
Yes. The Bose QuietComfort 45 Wireless Headphones feature wireless Bluetooth connectivity. This allows you to connect to devices without cables. The headphones provide reliable noise cancellation and balanced audio. You can also hear your surroundings when needed. This model suits travelers who need long battery life and wireless convenience.
Which model is lighter?
The QuietComfort 20i is lighter. It weighs 1.55 ounces. The QuietComfort 45 weighs 14 ounces. The earbuds are designed for portability. The over-ear headphones are larger and heavier. You should choose the earbuds if weight is a primary concern. The headphones offer more substantial build and battery life.
What color options are available for the QuietComfort 20i?
The Bose QuietComfort 20i Wired Noise Cancelling Earbuds come in Black. The model number is 362544-0010. This color provides a standard look. You get a secure fit with this design. The wired connection ensures consistent performance without battery concerns.
Can the QuietComfort 45 headphones be used without charging?
The data does not specify usage without charging. However, the headphones offer up to 24 hours of battery life on a single charge. A quick 15-minute charge provides 3 hours of playback. This wireless design relies on internal power for active noise cancellation features. You should keep them charged for full functionality.
Which headphones are better for travel?
The Bose QuietComfort 45 Wireless Headphones are better for travel. They provide up to 24 hours of battery life. The quick charge feature adds 3 hours from 15 minutes of charging. You get reliable noise cancellation and balanced audio. The wireless design offers comfort and convenience for long trips. The earbuds lack this battery capacity.
Do the QuietComfort 20i earbuds include a microphone?
The provided data does not mention a microphone. The earbuds focus on wired noise cancellation. They are best for users who do not need wireless freedom. The secure fit is a key feature. You get solid noise cancellation performance. No other audio features are listed in the specifications.
What is the model number for the QuietComfort 45?
The model number for the Bose QuietComfort 45 Wireless Headphones is 866724-0100-cr. The color option is Triple Black. This model is designed for travelers needing reliable noise cancellation. You get wireless connectivity and long battery life. The over-ear design ensures comfort during extended use.

