Redmi K90 Ultra vs TCL K70
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the TCL K70 (2026) runs on the MediaTek Helio G100 Turbo; launch prices were $420 and $149. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 43/100 (a 30-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5200); the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 575,630); the TCL K70 is noticeably lighter (190g vs 227g).
Profile comparison
Category scores
Redmi K90 Ultra
TCL K70
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 575630
- Better Geekbench Single: 3013 vs 727
- Better Geekbench Multi: 9287 vs 2014
- Bigger battery: 8550 vs 5200 mAh
- Faster charging: 100W vs 18W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (92/100 vs 44/100)
- Better camera (37/100 vs 30/100)
- Longer battery life (78/100 vs 48/100)
- Better display (94/100 vs 55/100)
What makes TCL K70 better?
- Lighter: 190g vs 227g
- Cheaper at launch: $149 vs $420
- Better portability (62/100 vs 40/100)
Comparison verdict
Comparing the Redmi K90 Ultra vs the TCL K70, the Redmi K90 Ultra scores 30 points higher (73/100 vs 43/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 44/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 48/100). Value score: Redmi K90 Ultra — 72/100, TCL K70 — 60/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K90 Ultra significantly outperforms the TCL K70 (92/100 vs 44/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the TCL K70 (94/100 vs 55/100). In the "camera" category, the Redmi K90 Ultra is a bit better (37/100 vs 30/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the TCL K70 (78/100 vs 48/100). In the "portability" category, the TCL K70 notably outperforms the Redmi K90 Ultra (62/100 vs 40/100).
Specs comparison
| Specification | Redmi K90 Ultra | TCL K70 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Helio G100 Turbo | |
| AnTuTu | 3233695 | 575630 | |
| Geekbench Single | 3013 | 727 | |
| Geekbench Multi | 9287 | 2014 | |
| Display | 6.8" AMOLED | 6.8" IPS LCD | |
| Resolution | 1280x2772 | 720x1570 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8550 mAh | 5200 mAh | |
| Charging | 100W | 18W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 8 MP | |
| RAM | 12GB / 16GB | 4GB | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 3500 nits | 750 nits | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | IP64 | |
| Dimensions | 162.9×77.9×8.2 mm | 167.7×79.1×8.3 mm | |
| Weight | 227 g | 190 g | |
| Launch price | $420 | $149 |
Camera comparison
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
TCL K70
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
TCL K70
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 120 Hz
Battery and charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
TCL K70
- 5200 mAh
- Wired: 18W
- No wireless charging
Overall performance score
We compared Redmi K90 Ultra and TCL K70, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads TCL K70 by 461.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $271. TCL K70 was $271 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the TCL K70 (92/100 vs 44/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the TCL K70 (94/100 vs 55/100).
camera
In the "camera" category, the Redmi K90 Ultra is a bit better (37/100 vs 30/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the TCL K70 (78/100 vs 48/100).
portability
In the "portability" category, the TCL K70 notably outperforms the Redmi K90 Ultra (62/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi K90 Ultra or the TCL K70?
The Redmi K90 Ultra significantly outperforms the TCL K70 by 30 points (73/100 vs 43/100).
What is the rating of the Redmi K90 Ultra and the TCL K70?
The Redmi K90 Ultra has a MobileRank rating of 73/100, the TCL K70 — 43/100.
Which has the better camera: the Redmi K90 Ultra or the TCL K70?
The Redmi K90 Ultra leads on camera score (37/100 vs 30/100).
Which is more powerful: the Redmi K90 Ultra or the TCL K70?
The Redmi K90 Ultra leads on performance (92/100 vs 44/100).
Should you choose the Redmi K90 Ultra over the TCL K70?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life.