Beats Flex Wireless Earbuds - Apple W1 Headphone vs Sony WH-CH520 Wireless Headphones Bluetooth On-Ear
Updated August 2026 — Beats Flex Wireless Earbuds - Apple W1 Headphone wins on price and portability, Sony WH-CH520 Wireless Headphones Bluetooth On-Ear wins on battery and comfort.
The Sony WH-CH520 offers superior battery life and customizable sound, while the Beats Flex excels in portability and Apple integration.
Why Beats Flex Wireless Earbuds - Apple W1 Headphone is better
Price
Beats Flex is cheaper by about 25%
Portability
Beats Flex is lightweight and designed for on-the-go use
Apple Integration
Seamless connectivity with Apple devices
Why Sony WH-CH520 Wireless Headphones Bluetooth On-Ear is better
Battery Life
Sony WH-CH520 lasts up to 50 hours
Sound Customization
Sony WH-CH520 offers EQ Custom feature
Comfort
Sony WH-CH520 has soft ear pads for extended use
Overall score
Specifications
| Spec | Beats Flex Wireless Earbuds - Apple W1 Headphone | Sony WH-CH520 Wireless Headphones Bluetooth On-Ear |
|---|---|---|
| Brand | Beats | Sony |
| Current Price | $40.41 | $54.00 |
| Battery Life | 12 hours | 50 hours |
| Microphone | Yes | Yes |
| Weight | Lightweight | Lightweight |
| Color Options | 1 | 6 |
Dimension comparison
Design and Comfort
Both the Beats Flex Wireless Earbuds and the Sony WH-CH520 Wireless Headphones offer distinct designs suited for different user preferences. The Beats Flex features a lightweight design with a Flex-Form cable that provides all-day comfort, which is enhanced by four eartip options for a personalized fit. In contrast, the Sony WH-CH520 boasts a lightweight build with swivel earcups, an adjustable headband, and soft ear pads, promising comfort for extended listening sessions. While the Beats Flex weighs less and is designed for portability, the Sony WH-CH520 focuses on a more traditional over-ear style, making it slightly bulkier but potentially more comfortable for long durations.
Battery Life
When it comes to battery life, the Sony WH-CH520 clearly dominates with up to 50 hours of use on a single charge, making it an excellent choice for long trips or extended use. In contrast, the Beats Flex offers a maximum of 12 hours of listening time. Although the Beats Flex includes a Fast Fuel feature that provides 1.5 hours of playback with just a 10-minute charge, it still cannot compete with the Sony's longevity. This significant difference in battery life—over four times the duration—makes the Sony WH-CH520 more suitable for those who prioritize long listening sessions without the need to recharge frequently.
Sound Quality
In terms of sound quality, both headphones aim to deliver an enjoyable listening experience, but they cater to different preferences. The Beats Flex is equipped with custom layered drivers that provide premium sound with ultra-low distortion and rich bass. This makes it particularly appealing for bass lovers. On the other hand, the Sony WH-CH520 offers customizable sound quality through its EQ Custom feature available on the Sony | Headphones Connect App. This allows users to enhance their music experience based on personal taste. While both provide good audio performance, the customization options of the Sony may attract audiophiles looking for tailored sound.
Connectivity
Connectivity options differ significantly between the two models. The Beats Flex utilizes the Apple W1 headphone chip, which allows for seamless integration with Apple devices, enabling easy pairing and device switching. This is particularly beneficial for users heavily invested in the Apple ecosystem. Meanwhile, the Sony WH-CH520 supports multipoint connection, allowing users to connect to two devices simultaneously. This feature can be highly convenient for users who frequently switch between devices, such as a smartphone and a laptop. Each option has its strengths, but the choice will depend on the user’s device ecosystem and connectivity needs.
Price
The price difference between the two products is notable. The Beats Flex Wireless Earbuds retail for $40.41, while the Sony WH-CH520 Wireless Headphones are priced at $54.00. This makes the Beats Flex about 25% cheaper than the Sony model, which could be a significant factor for budget-conscious consumers. However, potential buyers should weigh the price against the features offered by each product to determine which provides the best value for their specific needs.
Call Quality
Call quality is another area where the two headphones differ. The Beats Flex features a built-in microphone with wind reduction technology, aimed at enhancing voice clarity during calls. This can be particularly useful in outdoor settings or noisy environments. Conversely, the Sony WH-CH520 also includes a built-in microphone for hands-free calling, ensuring convenience without needing to reach for a smartphone. However, specific call quality details are less emphasized in the Sony's features. If clear calling is a priority, the Beats Flex may have a slight edge due to its wind reduction feature.
Color Options
The color variety offered by each model also sets them apart. The Sony WH-CH520 is available in six colors, including Black, Blue, White, Pink, Yellow, and Cappuccino, allowing users to select a style that matches their personality. In contrast, the Beats Flex is available only in a classic Black option. This broader range of colors could appeal to users looking for customizable aesthetics, whereas the Beats Flex may attract those who prefer a more understated look.
Which should you buy?
Choosing between the Beats Flex Wireless Earbuds and the Sony WH-CH520 Wireless Headphones ultimately depends on your specific needs and preferences. If you prioritize battery life and the ability to connect to multiple devices simultaneously, the Sony WH-CH520 is the clear winner. However, if you are looking for a lightweight, portable option with superior integration into the Apple ecosystem and a focus on bass performance, the Beats Flex is an excellent choice. Considering the price difference, the Beats Flex offers a more budget-friendly option, while the Sony WH-CH520 provides additional features that may justify its higher price for some users.

