Bigme 7" Color ePaper Tablet vs Bigme 7" Color ePaper 4G: Spec Comparison
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We compare the bigme b751c s ebook reader vs b7 7 inch color epaper to help you decide. Both devices feature a 7-inch color E-ink display for comfortable reading. They also share a black color option. The main difference lies in their internal power and connectivity. One model offers more RAM and storage. The other includes built-in 4G calling. You should look at the specific specs below to see which fits your needs.
Key differences
| Aspect | Bigme 7" Color ePaper Tablet | Bigme 7" Color ePaper 4G Tablet |
|---|---|---|
| RAM | 4GB | 8GB |
| Storage | 64GB | 128GB |
| Connectivity | not listed | 4G Calling |
| Display Type | Color E-Paper | Color E-Ink |
Which one should you choose?
Choose Bigme 7" Color ePaper Tablet if
- You prefer a device with 4GB of RAM for multitasking.
- You want a lower storage capacity of 64GB.
Choose Bigme 7" Color ePaper 4G Tablet if
- You need 4G calling capability for connectivity without Wi-Fi.
- You require 8GB of RAM and 128GB of storage.
Verdict: The Bigme B751C S is suitable if you need basic color e-paper reading with standard storage. The Bigme B7 is better for users who want higher performance specs and cellular calling features. Choose based on your need for connectivity and processing power.
Bigme 7 Inch Color Tablet Comparison
RAM performance
You get 4GB of RAM on the Bigme B751C S. This memory helps the Android 14 OS run apps and manage multitasking. The Bigme B7 offers 8GB of RAM. This double amount allows for smoother performance when switching between heavy applications or handling larger files. More RAM means the device can keep more processes active in the background without slowing down. If you plan to use many apps simultaneously or edit documents, the extra memory in the B7 provides a noticeable advantage in speed and responsiveness compared to the standard model.
Internal storage
The Bigme B751C S includes 64GB of internal storage. This space holds your ebooks, documents, and installed applications. The Bigme B7 provides 128GB of internal storage. This capacity is double that of the B751C S. You can store significantly more media, books, and apps without needing external expansion. While the B751C S supports expansion via a TF Card slot up to 1TB, the B7’s larger base storage reduces the immediate need for additional cards. For users who want to keep their entire library and app collection on the device, the B7 offers more room from the start.
Connectivity options
The Bigme B751C S relies on standard Wi-Fi for internet access. The Bigme B7 features built-in 4G connectivity. This allows you to browse the web and use apps without relying on a Wi-Fi network. You can stay connected while traveling or in areas without wireless hotspots. The B7 also supports 4G calling, enabling voice calls directly from the device. This cellular capability adds versatility for communication and internet access on the go. If you need constant internet access without depending on local Wi-Fi, the 4G feature in the B7 is a significant functional benefit over the tablet-only connectivity of the B751C S.
Display type
Both devices utilize a 7-inch color E-ink display. The Bigme B751C S is described as having a color E-Paper screen that is eye-friendly and glare-free in sunlight. The Bigme B7 uses a color E-Ink display noted for vivid colors and smooth responsiveness. The screen size is identical at 7 inches for both models. This size is compact and portable, making it easy to hold for extended reading sessions. Since both screens offer color capabilities and similar physical dimensions, the visual experience for reading ebooks and browsing documents is comparable. Neither model has a clear advantage in display technology based on the provided specifications.
Stylus features
The Bigme B751C S explicitly includes a stylus for writing notes directly on ebooks. It supports converting handwriting to text to enhance productivity. This feature transforms passive reading into an active workflow for study or research. The Bigme B7 description mentions it runs apps for work and play but does not specify stylus inclusion or handwriting conversion features in the provided data. If you rely on digital note-taking and handwriting recognition, the B751C S offers a defined advantage with its included stylus and text conversion tools. For users who primarily read without annotating, this feature may be less critical.
Which Bigme 7 inch tablet suits you
Users needing strong multitasking and fast performance
The Bigme B7 features 8GB of RAM and 128GB of storage. This configuration handles more apps and larger media libraries than the 4GB RAM and 64GB storage found on the B751C S. You get significantly more internal space and memory for smoother operation.
Readers who need cellular connectivity and voice calls
The Bigme B7 includes built-in 4G calling and data capabilities. This allows you to browse the web and use apps without Wi-Fi. You can also make voice calls directly from the device. The Bigme B751C S lacks these cellular features entirely.
Students requiring audio transcription and handwriting tools
The Bigme B751C S supports live audio recording and transcription to searchable text. It also includes a stylus for writing notes that convert to text. These specific productivity features help you capture lectures or meetings. The B7 does not mention these transcription capabilities.
Users wanting expandable storage via memory card
The Bigme B751C S includes a TF Card slot. You can expand the 64GB internal storage by up to 1TB. This option is useful for storing large media libraries. The Bigme B7 offers 128GB of internal storage but does not list any slot for expansion.
The products compared
Bigme 7" Color ePaper Tablet
Best for: portable color e-reading with note-taking
- Screen Size
- 7"
- Storage Capacity
- 64GB
- Display Type
- Color E-Paper
- RAM
- 4GB
- Stylus Compatibility
- Stylus
- Color
- Black
View on Amazon: Bigme 7" Color ePaper Tablet Affiliate link
The Bigme B751C S is a 7-inch color e-paper tablet running Android 14. It features 4GB of RAM and 64GB of internal storage, with support for expandable storage up to 1TB via a TF card slot. The device includes a stylus for note-taking and handwriting-to-text conversion. Its glare-free screen suits outdoor reading. This model targets users seeking a portable, app-capable e-reader with active study tools.
Pros
- 7-inch color e-paper display for eye-friendly reading
- Android 14 OS allows installation of various applications
- Includes stylus with handwriting-to-text conversion
- Expandable storage up to 1TB via TF card slot
- Live audio recording and transcription for meetings or lectures
Cons
- Smaller 64GB internal storage compared to the 128GB variant in this guide
- Only 4GB of RAM, which is less than the 8GB in the competing model
- No 4G connectivity or calling features included in this version
Good fit if
- You want a compact 7-inch color e-reader for portability
- You need to install third-party Android apps for reading
- You require handwriting-to-text functionality for note-taking
Skip if
- You need 4G cellular calling capabilities
- You prefer 8GB of RAM for smoother multitasking
- You want 128GB of internal storage without expansion
Verdict: Bigme B751C S 7-Inch Color E-Paper Tablet offers a compact, app-enabled reading experience with active study tools. It fits readers who prioritize portability and handwriting features over higher RAM or cellular connectivity.
Bigme 7" Color ePaper 4G Tablet
Best for: users needing 4G calling and portability
- Screen Size
- 7"
- Storage Capacity
- 128GB
- Display Type
- Color E-Ink
- Connectivity
- 4G
- RAM
- 8GB RAM
- Color
- Black
View on Amazon: Bigme 7" Color ePaper 4G Tablet Affiliate link
The Bigme B7 is a 7-inch color ePaper tablet with 8GB RAM and 128GB storage. It features built-in 4G calling for connectivity without Wi-Fi. The device runs Android 14, allowing you to use apps for work and play. Its color E-Ink display offers vivid visuals for reading and browsing. This model suits users who need portable, always-connected access to documents and media.
Pros
- 7-inch color E-Ink display
- 8GB RAM and 128GB storage
- Built-in 4G calling capability
- Android 14 OS for app use
Cons
- 7-inch screen is smaller than larger tablets
- No mention of Bluetooth connectivity
- No mention of stylus support
Good fit if
- You want to make calls from your eReader
- You need 4G connectivity without Wi-Fi
- You prefer a compact 7-inch form factor
Skip if
- You require a large display for detailed work
- You need Bluetooth connectivity for accessories
- You prefer a standard eReader without Android apps
Verdict: Bigme B7 7-Inch 4G Color ePaper fits users who need a compact, always-connected device with strong storage and calling features. It is ideal for those who value portability and independent connectivity over larger screens.
Specifications side by side
| Spec | Bigme 7" Color ePaper Tablet | Bigme 7" Color ePaper 4G Tablet |
|---|---|---|
| Screen Size | 7" | 7" |
| Storage Capacity | 64GB | 128GB |
| Display Type | Color E-Paper | Color E-Ink |
| Connectivity | not stated | 4G |
| RAM | 4GB | not stated |
| Stylus Compatibility | Stylus | not stated |
| Storage | 64GB | 128GB |
| Color | Black | Black |
| Dimensions | not stated | 6 × 5.2 × 0.2 inches |
| Size | not stated | 7 inches |
| Model | not stated | B7 |
Frequently asked questions
Does the Bigme B751C S support 4G calling?
No, the Bigme B751C S does not include cellular connectivity. It is designed as a Wi-Fi-only device for portable color e-reading. If you need independent calling and data without Wi-Fi, you should look at the Bigme B7 model instead.
What is the difference in RAM between the two models?
The Bigme B751C S comes with 4GB of RAM, while the Bigme B7 offers 8GB. The higher RAM in the B7 allows for smoother multitasking and better performance when running multiple Android 14 apps simultaneously compared to the base model.
Which tablet has more internal storage?
The Bigme B7 provides 128GB of storage, which is double the capacity of the B751C S. The B751C S offers 64GB of storage. You should choose the B7 if you plan to store large media libraries or many documents locally.
Are both tablets the same screen size?
Yes, both the Bigme B751C S and the Bigme B7 feature a 7-inch color E-ink display. They also share the same black color option. This consistent sizing ensures a similar reading experience and portability for both devices.
Is the Bigme B7 larger than the B751C S?
The Bigme B7 has specific dimensions of 6 inches in length and 5.2 inches in width. The B751C S is described as compact. While exact dimensions for the B751C S are not listed, the B7 is designed for users prioritizing portability and strong specs.
Which model is better for users needing strong multitasking?
The Bigme B7 is better for strong multitasking due to its 8GB RAM and 128GB storage. The B751C S has 4GB RAM and 64GB storage. The B7 handles more apps and larger media libraries more efficiently than the entry-level B751C S.

