
PocketBook Era Stardust Silver
Score: 81/100
Kobo Libra Colour
Score: 81/100Rankings

The PocketBook Era is a premium 7-inch waterproof e-reader featuring a razor-sharp 300 ppi Carta display, SMARTlight and robust audio capabilities. Its lack of expandable storage and mono speaker are notable trade-offs. It is best for readers who want a high-quality display, waterproofing and integrated audio for audiobooks.

The Kobo Libra Colour is a 7-inch waterproof colour e-reader with a Kaleido 3 display, 32 GB storage and support for a magnetic stylus. Its colour and stylus capabilities consume more power and the lack of expandable storage may limit long-term library growth. Best for comic and manga fans or note-takers who want a portable colour device with a larger screen.
| Attribute | ![]() | ![]() |
|---|---|---|
7 inchesbest | 7 inchesbest | |
| ↓ lower better | 228 g | 199.5 gbest |
16 GB | 32 GBbest | |
300 ppibest | 150 ppi | |
1 GBbest | — | |
| ↓ lower better | 10 mm | 8.3 mmbest |
29 formatsbest | 16 formats | |
1,700 mAh | 2,050 mAhbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(1) | ||
Processor | Dual-core 1GHz | Dual-core 2 GHz |
Display(2) | ||
Resolution (pixels) | 1680x1264 pixels | 1264x1680 pixels |
Pixel Density (ppi) | 300 ppi | 150 ppi |
Battery & Power(1) | ||
Battery Capacity (mAh) | 1700 mAh | 2050 mAh |
Connectivity(2) | ||
Wi‑Fi Standard | Wi‑Fi | 802.11 ac/b/g/n |
Bluetooth Version | 5.1 | 5.0 |
Build & Design(2) | ||
Weight (g) | 228 g | 199.5 g |
Thickness (mm) | 10 mm | 8.3 mm |
Software(2) | ||
Supported File Formats (formats) | 29 formats | 16 formats |
Operating System | Linux 3.10.65 | Linux-based |
Storage(1) | ||
Internal Storage (GB) | 16 GB | 32 GB |

Products in the top-left offer the best value (high score, low price).

Professional reviewers commend the PocketBook Era for its razor-sharp Carta 1200 display, high contrast, fast dual-core processor, and comprehensive audio features including Bluetooth 5.1 and 26-language TTS, while noting the lack of expandable storage and mono speaker as trade-offs.
No direct consumer reviews or aggregated ratings were found in the research, so everyday user sentiment is unavailable.

“Good e-Reader's hands-on review praises the "razor sharp" 300 ppi fonts for a "glorious" experience, flush glass screen with anti-scratch protection, fast dual-core 1 GHz processor and 1 GB RAM, USB-C, Bluetooth 5.1 audio, and TTS in 26 languages; notes confident durability for active use and two color/storage variants.”



Professional reviewers applaud the Libra Colour for its lighter chassis, upgraded 2 GHz CPU and the vibrant Kaleido 3 screen that makes comics and PDFs come alive. They also caution that the color features and optional stylus increase power consumption and that the fixed 32 GB storage cannot be expanded.
Everyday users love the portable 7-inch form factor, the ample 32 GB library capacity and the vivid colors for manga and cover art, while repeatedly noting the strong battery life after prolonged use. Common complaints revolve around the separate stylus purchase, lack of expandable storage and occasional lag when handling high-resolution images.