Bigme B7 Pro Color e-Reader, E-Ink ePaper Tablet vs PocketBook Era Color Ereader -
Updated August 2026 — Bigme B7 Pro Color e-Reader, E-Ink ePaper Tablet wins on storage and performance, PocketBook Era Color Ereader - wins on audio.
The Bigme B7 Pro offers superior performance and features, while the PocketBook Era provides excellent value for money.
Why Bigme B7 Pro Color e-Reader, E-Ink ePaper Tablet is better
Performance
Bigme has a faster Octa-core processor and more RAM.
Storage
Bigme offers 256GB internal storage compared to PocketBook's 32GB.
Connectivity
Bigme includes 4G connectivity for on-the-go access.
Why PocketBook Era Color Ereader - is better
Price
PocketBook is significantly cheaper.
Audio
PocketBook includes built-in speakers and text-to-speech.
Waterproof
PocketBook has an IPX8 waterproof rating.
Overall score
Specifications
| Spec | Bigme B7 Pro Color e-Reader, E-Ink ePaper Tablet | PocketBook Era Color Ereader - |
|---|---|---|
| Display Size | 7 inches | 7 inches |
| Resolution | 300 PPI | Kaleido 3 |
| RAM | 8GB | N/A |
| Storage | 256GB | 32GB |
| Battery Life | Weeks | Up to 1 month |
Dimension comparison
Overview of the Bigme B7 Pro Color e-Reader and PocketBook Era Color Ereader
The Bigme B7 Pro Color e-Reader is priced at $427.49, while the PocketBook Era Color Ereader comes in at a significantly lower price of $269.00, making it about 37% cheaper than its competitor. Both devices are equipped with advanced e-ink technology and cater to avid readers, but their features and capabilities differ greatly. In this comparison, we'll explore their specifications, performance, and other key factors to help you choose the right e-reader for your needs.
Display Technology
The Bigme B7 Pro features a 7-inch E-Ink Kaleido 3 display that delivers a reading experience akin to paper, with a resolution of 300 PPI. This ensures clear text and vibrant images, making it suitable for reading various genres. In contrast, the PocketBook Era Color Ereader also boasts a 7-inch Kaleido 3 screen but focuses on delivering an eye-friendly reading experience with its adjustable SMARTlight technology. While both screens provide excellent clarity, the Bigme's higher pixel density may appeal more to those who prioritize image quality.
Performance and Storage
In terms of performance, the Bigme B7 Pro is powered by an upgraded Octa-core processor and comes with a substantial 8GB of RAM along with 256GB of internal storage. This allows for smooth multitasking and the ability to store around 160,000 books, with the option to expand storage up to 2TB via microSD. The PocketBook Era, while offering a decent 32GB of internal memory, may seem limited in comparison. However, it still provides ample space for numerous ebooks and audiobooks, making it suitable for casual readers.
Battery Life
When it comes to battery life, the Bigme B7 Pro is designed for long-lasting use, providing weeks of reading on a single charge. Although the PocketBook Era doesn’t specify exact battery duration, it boasts a strong battery that can last up to one month on a single charge. While both devices are built for extended reading sessions, the Bigme's vague promise of weeks versus the PocketBook's specific month-long duration gives the latter a slight edge in practical terms.
Connectivity Features
The Bigme B7 Pro stands out with its 4G connectivity, allowing users to stay connected while on the go, which is particularly useful for downloading new books or accessing online resources. It also features Bluetooth and Wi-Fi connectivity. The PocketBook Era offers Wi-Fi, USB-C, and Bluetooth, but lacks the cellular connectivity that Bigme provides. For users who prioritize staying online while away from Wi-Fi networks, the Bigme B7 Pro may be the better choice.
Audio and Multimedia Capabilities
The PocketBook Era includes built-in speakers and Bluetooth functionality, giving users the option to listen to audiobooks or music. Its text-to-speech feature transforms ebooks into spoken words, adding an extra layer of functionality for those who enjoy audio content. Meanwhile, the Bigme B7 Pro does not highlight any audio capabilities, focusing instead on reading and note-taking features. If audio content is important to you, the PocketBook Era clearly has the advantage.
User Experience and Additional Features
The Bigme B7 Pro offers a unique experience with its stylus support for note-taking and document annotation, enhancing its utility for students and professionals. It also supports a wide range of third-party apps, which can broaden its functionality beyond just reading. On the other hand, the PocketBook Era emphasizes user comfort with its eye-friendly SMARTlight and waterproof IPX8 design, making it a great companion for reading in various environments. Depending on whether you value productivity features or comfort, your choice may vary.
Pricing and Value for Money
With the Bigme B7 Pro priced at $427.49 and the PocketBook Era at $269.00, there is a substantial difference of about $158.49 between the two. This price gap raises questions about the added value of the Bigme, which, while feature-rich, may not justify the higher cost for all users. If you are looking for essential features at a more reasonable price, the PocketBook Era Color Ereader presents a more cost-effective option without compromising on core functionalities.
Which should you buy?
In summary, your choice between the Bigme B7 Pro Color e-Reader and the PocketBook Era Color Ereader will largely depend on your specific needs. If you are seeking a high-performance device with extensive storage, advanced note-taking capabilities, and 4G connectivity, the Bigme may be worth the investment. However, if you prioritize affordability, essential reading features, and audio capabilities, the PocketBook Era is a compelling choice at a significantly lower price point. Ultimately, each device has its strengths, so consider what features matter most to you before making a decision.

