OnePlus Ace 6 Ultra vs Realme 12
The OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500, while the Realme 12 (2024) runs on the MediaTek Dimensity 6100+; launch prices were $555 and $200. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 74/100 vs 47/100 (a 27-point difference). Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 5000); the main camera is 50 MP vs 108 MP; the OnePlus Ace 6 Ultra is faster in AnTuTu (3,429,868 vs 513,809); the Realme 12 is noticeably lighter (188g vs 217g).
Profile comparison
Category scores
OnePlus Ace 6 Ultra
Realme 12
What makes OnePlus Ace 6 Ultra better?
- Higher AnTuTu: 3429868 vs 513809
- Better Geekbench Single: 3293 vs 688
- Better Geekbench Multi: 10243 vs 1900
- Bigger battery: 8600 vs 5000 mAh
- Faster charging: 120W vs 45W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (94/100 vs 41/100)
- Longer battery life (82/100 vs 48/100)
- Better display (94/100 vs 66/100)
What makes Realme 12 better?
- Better main camera: 108MP vs 50MP
- Lighter: 188g vs 217g
- Cheaper at launch: $200 vs $555
- Better camera (41/100 vs 35/100)
- Better portability (68/100 vs 43/100)
Comparison verdict
Comparing the OnePlus Ace 6 Ultra vs the Realme 12, the OnePlus Ace 6 Ultra scores 27 points higher (74/100 vs 47/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (94/100 vs 41/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 48/100). Value score: OnePlus Ace 6 Ultra — 66/100, Realme 12 — 54/100; 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 6 Ultra significantly outperforms the Realme 12 (94/100 vs 41/100). In the "display" category, the OnePlus Ace 6 Ultra notably outperforms the Realme 12 (94/100 vs 66/100). In the "camera" category, the Realme 12 is a bit better (41/100 vs 35/100). In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the Realme 12 (82/100 vs 48/100). In the "portability" category, the Realme 12 notably outperforms the OnePlus Ace 6 Ultra (68/100 vs 43/100).
Specs comparison
| Specification | OnePlus Ace 6 Ultra | Realme 12 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | MediaTek Dimensity 6100+ | |
| AnTuTu | 3429868 | 513809 | |
| Geekbench Single | 3293 | 688 | |
| Geekbench Multi | 10243 | 1900 | |
| Display | 6.8" AMOLED | 6.7" IPS LCD | |
| Resolution | 1272x2772 | 2400x1080 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8600 mAh | 5000 mAh | |
| Charging | 120W | 45W | |
| Main camera | 50 MP | 108 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 16 MP | 16 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 14 | |
| Brightness (peak) | 1800 nits | 2000 nits | |
| NFC | yes | yes | |
| Protection | IP66 | IP54 | |
| Dimensions | 162.5×77.5×8.5 mm | 163.0×75.5×7.9 mm | |
| Weight | 217 g | 188 g | |
| Launch price | $555 | $200 |
Camera comparison
OnePlus Ace 6 Ultra
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Realme 12
- Main: 108MP f/1.75
- Front: 16MP
Display comparison
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Realme 12
- 6.7" IPS LCD
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Battery and charging
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
Realme 12
- 5000 mAh
- Wired: 45W
- No wireless charging
Overall performance score
We compared OnePlus Ace 6 Ultra and Realme 12, covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads Realme 12 by 567.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $355. Realme 12 was $355 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Realme 12 (94/100 vs 41/100).
display
In the "display" category, the OnePlus Ace 6 Ultra notably outperforms the Realme 12 (94/100 vs 66/100).
camera
In the "camera" category, the Realme 12 is a bit better (41/100 vs 35/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the Realme 12 (82/100 vs 48/100).
portability
In the "portability" category, the Realme 12 notably outperforms the OnePlus Ace 6 Ultra (68/100 vs 43/100).
Frequently asked questions
Which is better: the OnePlus Ace 6 Ultra or the Realme 12?
The OnePlus Ace 6 Ultra significantly outperforms the Realme 12 by 27 points (74/100 vs 47/100).
What is the rating of the OnePlus Ace 6 Ultra and the Realme 12?
The OnePlus Ace 6 Ultra has a MobileRank rating of 74/100, the Realme 12 — 47/100.
Which has the better camera: the OnePlus Ace 6 Ultra or the Realme 12?
The Realme 12 leads on camera score (41/100 vs 35/100).
Which is more powerful: the OnePlus Ace 6 Ultra or the Realme 12?
The OnePlus Ace 6 Ultra leads on performance (94/100 vs 41/100).
Should you choose the OnePlus Ace 6 Ultra over the Realme 12?
The OnePlus Ace 6 Ultra is a better fit for gamers and power users, those who care about battery life.