1Boox · 2023Tab Ultra C6.6Same price ≈ $600 Battery capacity 6,300 mAh vs 4,600 mAh Weight 480 g vs 450 gRAM 4 GB vs 6 GB Compare with Tab Ultra C ProCompare
2Viwoods · 2024AiPaper9.48% cheaper ≈ $550 Weight 370 g vs 450 gScreen size 10.6″ vs 10.3″Thickness 5 mm vs 6.6 mm Battery capacity 4,100 mAh vs 4,600 mAhColour screen Compare with Tab Ultra C ProCompare
3Boox · 2023Note Air 3 C7.75% pricier ≈ $630 Weight 430 g vs 450 gThickness 6 mm vs 6.6 mm Storage 64 GB vs 128 GBBattery capacity 3,700 mAh vs 4,600 mAh Compare with Tab Ultra C ProCompare
4Boox · 2024Note Max7.25% pricier ≈ $630 Screen size 13.3″ vs 10.3″Thickness 5 mm vs 6.6 mm Warm light (adjustable colour temperature) Battery capacity 3,700 mAh vs 4,600 mAh Compare with Tab Ultra C ProCompare
5Amazon · 2025Kindle Scribe Colorsoft8.9Same price ≈ $620 Weight 400 g vs 450 gScreen size 11″ vs 10.3″Thickness 5 mm vs 6.6 mm Memory card slot Google Play apps Compare with Tab Ultra C ProCompare
6iFLYTEK · 2025Ainote 29.6Same price ≈ $610 Weight 295 g vs 450 gScreen size 10.6″ vs 10.3″Thickness 4 mm vs 6.6 mm Storage 64 GB vs 128 GBBattery capacity 4,000 mAh vs 4,600 mAh Compare with Tab Ultra C ProCompare
7Boox · 2024Note Air 4 C8.27% cheaper ≈ $560 Weight 430 g vs 450 gThickness 6 mm vs 6.6 mm Storage 64 GB vs 128 GBBattery capacity 3,700 mAh vs 4,600 mAh Compare with Tab Ultra C ProCompare
9reMarkable · 2024Paper Pro8.825% pricier ≈ $750 Battery capacity 5,030 mAh vs 4,600 mAhScreen size 11.8″ vs 10.3″Colour pixel density 229 ppi vs 150 ppi Storage 64 GB vs 128 GBPixel density 229 ppi vs 300 ppi Compare with Tab Ultra C ProCompare
10Amazon · 2025Kindle Scribe 20257.418% cheaper ≈ $490 Weight 400 g vs 450 gScreen size 11″ vs 10.3″Thickness 5 mm vs 6.6 mm Colour screen Memory card slot Compare with Tab Ultra C ProCompare