Redmi K90 Ultra vs TCL 40 NxtPaper
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the TCL 40 NxtPaper (2023) runs on the MediaTek Helio G88. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 39/100 (a 34-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5010); the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 365,001); the TCL 40 NxtPaper is noticeably lighter (195g vs 227g).
Profile comparison
Category scores
Redmi K90 Ultra
TCL 40 NxtPaper
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 365001
- Better Geekbench Single: 3013 vs 430
- Better Geekbench Multi: 9287 vs 1375
- Bigger battery: 8550 vs 5010 mAh
- Faster charging: 100W vs 33W
- Higher refresh rate: 165Hz vs 90Hz
- Higher performance (92/100 vs 29/100)
- Longer battery life (78/100 vs 46/100)
- Better display (94/100 vs 54/100)
What makes TCL 40 NxtPaper better?
- Lighter: 195g vs 227g
- Better camera (39/100 vs 37/100)
- Better portability (63/100 vs 40/100)
Comparison verdict
Comparing the Redmi K90 Ultra vs the TCL 40 NxtPaper, the Redmi K90 Ultra scores 34 points higher (73/100 vs 39/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 29/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 46/100). In the "performance" category, the Redmi K90 Ultra significantly outperforms the TCL 40 NxtPaper (92/100 vs 29/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the TCL 40 NxtPaper (94/100 vs 54/100). In the "camera" category, the TCL 40 NxtPaper and the Redmi K90 Ultra are nearly equal (39/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the TCL 40 NxtPaper (78/100 vs 46/100). In the "portability" category, the TCL 40 NxtPaper notably outperforms the Redmi K90 Ultra (63/100 vs 40/100).
Specs comparison
| Specification | Redmi K90 Ultra | TCL 40 NxtPaper | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Helio G88 | |
| AnTuTu | 3233695 | 365001 | |
| Geekbench Single | 3013 | 430 | |
| Geekbench Multi | 9287 | 1375 | |
| Display | 6.8" AMOLED | 6.8" IPS LCD | |
| Resolution | 1280x2772 | 1080x2460 | |
| Refresh rate | 165 Hz | 90 Hz | |
| Battery | 8550 mAh | 5010 mAh | |
| Charging | 100W | 33W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 5 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB | 256GB | |
| OS | Android 16 | Android 13 | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | — | |
| Dimensions | 162.9×77.9×8.2 mm | 168.2×75.3×7.9 mm | |
| Weight | 227 g | 195 g | |
| Launch price | $420 | — |
Camera comparison
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
TCL 40 NxtPaper
- Main: 50MP
- Ultrawide: 5MP
- Front: 32MP
Display comparison
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
TCL 40 NxtPaper
- 6.8" IPS LCD
- Resolution: 1080x2460
- Refresh rate: 90 Hz
Battery and charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
TCL 40 NxtPaper
- 5010 mAh
- Wired: 33W
- No wireless charging
Overall performance score
We compared Redmi K90 Ultra and TCL 40 NxtPaper, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads TCL 40 NxtPaper by 785.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
TCL 40 NxtPaper
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the TCL 40 NxtPaper (92/100 vs 29/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the TCL 40 NxtPaper (94/100 vs 54/100).
camera
In the "camera" category, the TCL 40 NxtPaper and the Redmi K90 Ultra are nearly equal (39/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the TCL 40 NxtPaper (78/100 vs 46/100).
portability
In the "portability" category, the TCL 40 NxtPaper notably outperforms the Redmi K90 Ultra (63/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi K90 Ultra or the TCL 40 NxtPaper?
The Redmi K90 Ultra significantly outperforms the TCL 40 NxtPaper by 34 points (73/100 vs 39/100).
What is the rating of the Redmi K90 Ultra and the TCL 40 NxtPaper?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the TCL 40 NxtPaper — 39/100.
Which is more powerful: the Redmi K90 Ultra or the TCL 40 NxtPaper?
The Redmi K90 Ultra leads on performance (92/100 vs 29/100).
Should you choose the Redmi K90 Ultra over the TCL 40 NxtPaper?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life.