| Name | Ratta Supernote A6 X | Kobo Sage |
|---|---|---|
| Image |  |
 |
| MSRP | $359 | $259.99 |
| Released | 2021 | 2021 |
| Availability | Discontinued | Available |
| Current price | Ebay, Amazon | Kobo, Amazon |
| Display specifications | ||
| Display type | E Ink Carta | E Ink Carta 1200 |
| Display size (inch) | 7.8 | 8 |
| Resolution (pixels W×H) | 1404×1872 | 1440×1920 |
| Color display? | No | No |
| Pixel density | 300 PPI | 300 PPI |
| Screen light? | No | Yes: ComfortLight PRO |
| Adjust color temperature? | NA | Yes |
| Auto-rotate? | ❌ | ✔ |
| Input options & features | ||
| Touchscreen | ✔ | ✔ |
| Button controls? | ✔ Slider sidebar | ✔ Page-turn |
| Stylus input | ✔ | ✔ |
| Dark mode | ✔ | ✔ |
| Audiobooks | ❌ | ✔ |
| Connectivity | ||
| Bluetooth | ✔ | ✔ |
| Wi-Fi? | Wi-Fi 5 | Wi-Fi 5 |
| Cellular network | ❌ | ❌ |
| Software | ||
| Operating system | Chauvet | Kobo firmware |
| Reading apps & e-book shops | Reader app (PDF, EPUB, doc(x) & more) | Kobo, Pocket, Libby/Overdrive |
| Web browser? | ❌ | ✔ |
| Email app? | ✔ | ❌ |
| Dropbox & Google Drive? | ✔ | ✔ |
| Hardware specifications | ||
| Internal storage | 32 GB | 32 GB |
| RAM | 2000 MB | 512 MB |
| CPU clock speed | 1.3 GHz quad core | 1.8 GHz quad core |
| Other built in: | - | - |
| Ports & battery | ||
| MicroSD card reader? | ❌ | ❌ |
| 3.5 mm AUX out port? | ❌ | ❌ |
| HDMI port? | ❌ | ❌ |
| Battery capacity (3.7V) | 2900 mAh | 1200 mAh |
| USB (charging) port | USB-C | USB-C |
| Physical specifications | ||
| Waterproof? | No | Yes - IPX8 (60 mins, 2 meters) |
| Size (cm H×W×D): | 18.8×13.8×0.72 | 18.14×16.05×0.76 |
| Weight (gram): | 255 | 240.8 |
| Size (inch H×W×D): | 7.40×5.43×0.28 | 7.1×6.3×0.3 |
| Weight (oz): | 9.0 | 8.5 |
| Screen: flush or recessed? | Flush | Flush |
| Color options: | White | Black |
| Accessories in the box | None - but also available as set with stylus and cover | - |
| More information | ||
| Model number | A6 X | N778 |
| User guide / manual | User Guide | User guide |
| Official site link: | Supernote.com | Kobobooks.com |
Supernote A6X vs Kobo Sage
Legend:
Great/yes
Good
Not good
Bad/no
More e-reader comparisons: