OnePlus Ace 6 Ultra vs Realme C100x
The OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500, while the Realme C100x (2026) runs on the Unisoc T7250; launch prices were $555 and $175. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 74/100 vs 42/100 (a 32-point difference). Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 8000).
Profile comparison
Category scores
OnePlus Ace 6 Ultra
Realme C100x
What makes OnePlus Ace 6 Ultra better?
- Better Geekbench Single: 3293 vs 600
- Better Geekbench Multi: 10243 vs 1800
- Bigger battery: 8600 vs 8000 mAh
- Faster charging: 120W vs 45W
- Higher refresh rate: 165Hz vs 120Hz
- Lighter: 217g vs 219g
- Higher performance (94/100 vs 32/100)
- Better camera (35/100 vs 30/100)
- Longer battery life (82/100 vs 75/100)
- Better display (94/100 vs 55/100)
- Better portability (43/100 vs 40/100)
What makes Realme C100x better?
- Cheaper at launch: $175 vs $555
- Overall rating 42/100
Comparison verdict
Comparing the OnePlus Ace 6 Ultra vs the Realme C100x, the OnePlus Ace 6 Ultra scores 32 points higher (74/100 vs 42/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (94/100 vs 32/100). Value score: OnePlus Ace 6 Ultra — 66/100, Realme C100x — 52/100; 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 C100x (94/100 vs 32/100). In the "display" category, the OnePlus Ace 6 Ultra significantly outperforms the Realme C100x (94/100 vs 55/100). In the "camera" category, the OnePlus Ace 6 Ultra is a bit better (35/100 vs 30/100). In the "battery" category, the OnePlus Ace 6 Ultra is a bit better (82/100 vs 75/100). In the "portability" category, the OnePlus Ace 6 Ultra and the Realme C100x are nearly equal (43/100 vs 40/100).
Specs comparison
| Specification | OnePlus Ace 6 Ultra | Realme C100x | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Unisoc T7250 | |
| AnTuTu | 3429868 | — | |
| Geekbench Single | 3293 | 600 | |
| Geekbench Multi | 10243 | 1800 | |
| Display | 6.8" AMOLED | 6.8" IPS LCD | |
| Resolution | 1272x2772 | 720x1570 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8600 mAh | 8000 mAh | |
| Charging | 120W | 45W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 16 MP | 5 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB | |
| Storage | 256GB / 512GB / 1TB | 64GB / 128GB / 256GB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 1800 nits | 900 nits | |
| NFC | yes | yes | |
| Protection | IP66 | IP64 | |
| Dimensions | 162.5×77.5×8.5 mm | — | |
| Weight | 217 g | 219 g | |
| Launch price | $555 | $175 |
Camera comparison
OnePlus Ace 6 Ultra
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Realme C100x
- Main: 50MP f/1.8
- Front: 5MP
Display comparison
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Realme C100x
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 120 Hz
Battery and charging
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
Realme C100x
- 8000 mAh
- Wired: 45W
- Wireless charging: no data
Benchmarks
Launch prices and where to check today's
Launch price difference: $380. Realme C100x was $380 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Realme C100x (94/100 vs 32/100).
display
In the "display" category, the OnePlus Ace 6 Ultra significantly outperforms the Realme C100x (94/100 vs 55/100).
camera
In the "camera" category, the OnePlus Ace 6 Ultra is a bit better (35/100 vs 30/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra is a bit better (82/100 vs 75/100).
portability
In the "portability" category, the OnePlus Ace 6 Ultra and the Realme C100x are nearly equal (43/100 vs 40/100).
Frequently asked questions
Which is better: the OnePlus Ace 6 Ultra or the Realme C100x?
The OnePlus Ace 6 Ultra significantly outperforms the Realme C100x by 32 points (74/100 vs 42/100).
What is the rating of the OnePlus Ace 6 Ultra and the Realme C100x?
The OnePlus Ace 6 Ultra has a MobileRank rating of 74/100, the Realme C100x — 42/100.
Which has the better camera: the OnePlus Ace 6 Ultra or the Realme C100x?
The OnePlus Ace 6 Ultra leads on camera score (35/100 vs 30/100).
Which is more powerful: the OnePlus Ace 6 Ultra or the Realme C100x?
The OnePlus Ace 6 Ultra leads on performance (94/100 vs 32/100).
Should you choose the OnePlus Ace 6 Ultra over the Realme C100x?
The OnePlus Ace 6 Ultra is a better fit for gamers and power users, those who care about battery life. The Realme C100x is a better fit for those who care about battery life.