OnePlus Ace 6 Ultra vs Redmi Note 9S
The OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500, while the Redmi Note 9S (2020) runs on the Qualcomm Snapdragon 720G; estimated prices are $555 and $200. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 66/100 vs 20/100 (a 46-point difference). Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 5020); the main camera is 50 MP vs 48 MP; the OnePlus Ace 6 Ultra is faster in AnTuTu (3,429,868 vs 514,398); the OnePlus Ace 6 Ultra has NFC for contactless payments, the Redmi Note 9S doesn't.
OnePlus Ace 6 Ultra
Redmi Note 9S
- Higher AnTuTu: 3429868 vs 514398
- Better Geekbench Single: 3228 vs 746
- Better Geekbench Multi: 9553 vs 1762
- Bigger battery: 8600 vs 5020 mAh
- Faster charging: 120W vs 18W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (76/100 vs 0/100)
- Better camera (31/100 vs 29/100)
- Longer battery life (82/100 vs 37/100)
- Better display (100/100 vs 0/100)
- Lighter: 210g vs 217g
- Cheaper: $200 vs $555
- Better design/ergonomics (37/100 vs 28/100)
- Better value for money (96/100 vs 72/100)
Comparing the OnePlus Ace 6 Ultra vs the Redmi Note 9S, the OnePlus Ace 6 Ultra scores 46 points higher (66/100 vs 20/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (76/100 vs 0/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 37/100). In the "value for money" category, the Redmi Note 9S leads (96/100 vs 72/100). In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Redmi Note 9S (76/100 vs 0/100). In the "display" category, the OnePlus Ace 6 Ultra significantly outperforms the Redmi Note 9S (100/100 vs 0/100). In the "camera" category, the OnePlus Ace 6 Ultra and the Redmi Note 9S are nearly equal (31/100 vs 29/100). In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the Redmi Note 9S (82/100 vs 37/100). In the "design" category, the Redmi Note 9S is a bit better (37/100 vs 28/100). In the "value for money" category, the Redmi Note 9S notably outperforms the OnePlus Ace 6 Ultra (96/100 vs 72/100).
| Specification | OnePlus Ace 6 Ultra | Redmi Note 9S | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Qualcomm Snapdragon 720G | |
| AnTuTu | 3429868 | 514398 | |
| Geekbench Single | 3228 | 746 | |
| Geekbench Multi | 9553 | 1762 | |
| Display | 6.8" AMOLED | 6.7" IPS LCD | |
| Resolution | 1272x2772 | 2400x1080 | |
| Refresh rate | 165 Hz | 60 Hz | |
| Battery | 8600 mAh | 5020 mAh | |
| Charging | 120W | 18W | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 16 MP | 16 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB | |
| Storage | 256GB / 512GB / 1TB | 64GB / 128GB | |
| OS | Android 16 | Android 10 | |
| Brightness (peak) | 1800 nits | 450 nits | |
| NFC | yes | no | |
| Protection | IP66 | — | |
| Dimensions | 162.5×77.5×8.5 mm | 165.8×76.7×8.8 mm | |
| Weight | 217 g | 210 g | |
| Price | $555 | $200 |
OnePlus Ace 6 Ultra
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Redmi Note 9S
- Main: 48MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Redmi Note 9S
- 6.7" IPS LCD
- Resolution: 2400x1080
- Refresh rate: 60 Hz
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
Redmi Note 9S
- 5020 mAh
- Wired: 18W
- No wireless charging
We compared OnePlus Ace 6 Ultra and Redmi Note 9S, covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads Redmi Note 9S by 566.8% in our overall performance rating.
Price difference: $355. Redmi Note 9S is cheaper by $355.
performance
In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Redmi Note 9S (76/100 vs 0/100).
display
In the "display" category, the OnePlus Ace 6 Ultra significantly outperforms the Redmi Note 9S (100/100 vs 0/100).
camera
In the "camera" category, the OnePlus Ace 6 Ultra and the Redmi Note 9S are nearly equal (31/100 vs 29/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the Redmi Note 9S (82/100 vs 37/100).
design
In the "design" category, the Redmi Note 9S is a bit better (37/100 vs 28/100).
value for money
In the "value for money" category, the Redmi Note 9S notably outperforms the OnePlus Ace 6 Ultra (96/100 vs 72/100).
Which is better: the OnePlus Ace 6 Ultra or the Redmi Note 9S?
The OnePlus Ace 6 Ultra significantly outperforms the Redmi Note 9S by 46 points (66/100 vs 20/100).
What is the rating of the OnePlus Ace 6 Ultra and the Redmi Note 9S?
The OnePlus Ace 6 Ultra has a MobileRank rating of 66/100, the Redmi Note 9S — 20/100.
Which is more powerful: the OnePlus Ace 6 Ultra or the Redmi Note 9S?
The OnePlus Ace 6 Ultra leads on performance (76/100 vs 0/100).
Should you choose the OnePlus Ace 6 Ultra over the Redmi Note 9S?
The OnePlus Ace 6 Ultra is a better fit for active users, those who care about battery life. The Redmi Note 9S is a better fit for budget-conscious buyers.