OnePlus Ace 5 Ultra vs Redmi K70 Ultra
The OnePlus Ace 5 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Redmi K70 Ultra (2024) runs on the MediaTek Dimensity 9300+; launch prices were $350 and $375. By overall MobileRank rating, the OnePlus Ace 5 Ultra leads — 71/100 vs 68/100 (a 3-point difference). Key differences: the OnePlus Ace 5 Ultra has the bigger battery (6700 mAh vs 5500); the OnePlus Ace 5 Ultra is faster in AnTuTu (2,948,304 vs 2,384,849).
Profile comparison
Category scores
OnePlus Ace 5 Ultra
Redmi K70 Ultra
What makes OnePlus Ace 5 Ultra better?
- Higher AnTuTu: 2948304 vs 2384849
- Better Geekbench Single: 2729 vs 2249
- Better Geekbench Multi: 8430 vs 7352
- Bigger battery: 6700 vs 5500 mAh
- Lighter: 206g vs 213g
- Cheaper at launch: $350 vs $375
- Higher performance (89/100 vs 83/100)
- Better display (94/100 vs 93/100)
- Better portability (54/100 vs 46/100)
What makes Redmi K70 Ultra better?
- Faster charging: 120W vs 100W
- Better camera (37/100 vs 35/100)
Comparison verdict
Comparing the OnePlus Ace 5 Ultra vs the Redmi K70 Ultra, the OnePlus Ace 5 Ultra scores 3 points higher (71/100 vs 68/100). Value score: OnePlus Ace 5 Ultra — 76/100, Redmi K70 Ultra — 66/100; 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 OnePlus Ace 5 Ultra is a bit better (89/100 vs 83/100). In the "display" category, the OnePlus Ace 5 Ultra and the Redmi K70 Ultra are nearly equal (94/100 vs 93/100). In the "camera" category, the Redmi K70 Ultra and the OnePlus Ace 5 Ultra are nearly equal (37/100 vs 35/100). In the "battery" category, both devices are on the same level — 70/100. In the "portability" category, the OnePlus Ace 5 Ultra is a bit better (54/100 vs 46/100).
Specs comparison
| Specification | OnePlus Ace 5 Ultra | Redmi K70 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | MediaTek Dimensity 9300+ | |
| AnTuTu | 2948304 | 2384849 | |
| Geekbench Single | 2729 | 2249 | |
| Geekbench Multi | 8430 | 7352 | |
| Display | 6.8" AMOLED | 6.7" OLED | |
| Resolution | 1272x2800 | 1220x2712 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 6700 mAh | 5500 mAh | |
| Charging | 100W | 120W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB / 24GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15, ColorOS 15 | Android 14 | |
| Brightness (peak) | 1400 nits | 4000 nits | |
| NFC | yes | yes | |
| Protection | IP65 | IP68 | |
| Dimensions | 163.4×77.0×8.1 mm | 160.4×75.1×8.4 mm | |
| Weight | 206 g | 213 g | |
| Launch price | $350 | $375 |
Camera comparison
OnePlus Ace 5 Ultra
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Redmi K70 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
OnePlus Ace 5 Ultra
- 6.8" AMOLED
- Resolution: 1272x2800
- Refresh rate: 144 Hz
Redmi K70 Ultra
- 6.7" OLED
- Resolution: 1220x2712
- Refresh rate: 144 Hz
Battery and charging
OnePlus Ace 5 Ultra
- 6700 mAh
- Wired: 100W
- No wireless charging
Redmi K70 Ultra
- 5500 mAh
- Wired: 120W
- No wireless charging
Overall performance score
We compared OnePlus Ace 5 Ultra and Redmi K70 Ultra, covering their specs and all relevant benchmarks.
OnePlus Ace 5 Ultra leads Redmi K70 Ultra by 23.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $25. OnePlus Ace 5 Ultra was $25 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus Ace 5 Ultra is a bit better (89/100 vs 83/100).
display
In the "display" category, the OnePlus Ace 5 Ultra and the Redmi K70 Ultra are nearly equal (94/100 vs 93/100).
camera
In the "camera" category, the Redmi K70 Ultra and the OnePlus Ace 5 Ultra are nearly equal (37/100 vs 35/100).
battery
In the "battery" category, both devices are on the same level — 70/100.
portability
In the "portability" category, the OnePlus Ace 5 Ultra is a bit better (54/100 vs 46/100).
Frequently asked questions
Which is better: the OnePlus Ace 5 Ultra or the Redmi K70 Ultra?
The OnePlus Ace 5 Ultra edges out the Redmi K70 Ultra by just 3 points — the two devices are very close in overall level.
What is the rating of the OnePlus Ace 5 Ultra and the Redmi K70 Ultra?
The OnePlus Ace 5 Ultra has a MobileRank rating of 71/100, the Redmi K70 Ultra — 68/100.
Which is more powerful: the OnePlus Ace 5 Ultra or the Redmi K70 Ultra?
The OnePlus Ace 5 Ultra leads on performance (89/100 vs 83/100).
Should you choose the OnePlus Ace 5 Ultra over the Redmi K70 Ultra?
The OnePlus Ace 5 Ultra is a better fit for gamers and power users, budget-conscious buyers. The Redmi K70 Ultra is a better fit for gamers and power users.