HMD Arc vs OnePlus Ace 6 Ultra
The HMD Arc (2025) runs on the Unisoc SC9863A, while the OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 74/100 vs 20/100 (a 54-point difference). Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 5000); the main camera is 13 MP vs 50 MP; the OnePlus Ace 6 Ultra is faster in AnTuTu (3,429,868 vs 153,667); the OnePlus Ace 6 Ultra has NFC for contactless payments, the HMD Arc doesn't; the HMD Arc is noticeably lighter (185g vs 217g).
Profile comparison
Category scores
HMD Arc
OnePlus Ace 6 Ultra
What makes HMD Arc better?
- Lighter: 185g vs 217g
- Better portability (57/100 vs 43/100)
What makes OnePlus Ace 6 Ultra better?
- Higher AnTuTu: 3429868 vs 153667
- Better Geekbench Single: 3293 vs 205
- Better Geekbench Multi: 10243 vs 846
- Bigger battery: 8600 vs 5000 mAh
- Faster charging: 120W vs 10W
- Better main camera: 50MP vs 13MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (94/100 vs 9/100)
- Better camera (35/100 vs 10/100)
- Longer battery life (82/100 vs 43/100)
- Better display (94/100 vs 31/100)
Comparison verdict
Comparing the HMD Arc vs the OnePlus Ace 6 Ultra, the OnePlus Ace 6 Ultra scores 54 points higher (74/100 vs 20/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (94/100 vs 9/100). In the "camera" category, the OnePlus Ace 6 Ultra leads (35/100 vs 10/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 43/100). In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the HMD Arc (94/100 vs 9/100). In the "display" category, the OnePlus Ace 6 Ultra significantly outperforms the HMD Arc (94/100 vs 31/100). In the "camera" category, the OnePlus Ace 6 Ultra notably outperforms the HMD Arc (35/100 vs 10/100). In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the HMD Arc (82/100 vs 43/100). In the "portability" category, the HMD Arc is a bit better (57/100 vs 43/100).
Specs comparison
| Specification | HMD Arc | OnePlus Ace 6 Ultra | |
|---|---|---|---|
| Processor | Unisoc SC9863A | MediaTek Dimensity 9500 | |
| AnTuTu | 153667 | 3429868 | |
| Geekbench Single | 205 | 3293 | |
| Geekbench Multi | 846 | 10243 | |
| Display | 6.5" IPS LCD | 6.8" AMOLED | |
| Resolution | 576x1280 | 1272x2772 | |
| Refresh rate | 60 Hz | 165 Hz | |
| Battery | 5000 mAh | 8600 mAh | |
| Charging | 10W | 120W | |
| Main camera | 13 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 5 MP | 16 MP | |
| RAM | 4GB | 12GB / 16GB | |
| Storage | 64GB | 256GB / 512GB / 1TB | |
| OS | Android 14 Go | Android 16 | |
| Brightness (peak) | 460 nits | 1800 nits | |
| NFC | no | yes | |
| Protection | IP54 | IP66 | |
| Dimensions | 166.4×76.9×9.0 mm | 162.5×77.5×8.5 mm | |
| Weight | 185 g | 217 g | |
| Launch price | — | $555 |
Camera comparison
HMD Arc
- Main: 13MP
- Front: 5MP
OnePlus Ace 6 Ultra
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Display comparison
HMD Arc
- 6.5" IPS LCD
- Resolution: 576x1280
- Refresh rate: 60 Hz
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Battery and charging
HMD Arc
- 5000 mAh
- Wired: 10W
- No wireless charging
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
Overall performance score
We compared HMD Arc and OnePlus Ace 6 Ultra, covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads HMD Arc by 95.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
HMD Arc
Price unknownDetailed category analysis
performance
In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the HMD Arc (94/100 vs 9/100).
display
In the "display" category, the OnePlus Ace 6 Ultra significantly outperforms the HMD Arc (94/100 vs 31/100).
camera
In the "camera" category, the OnePlus Ace 6 Ultra notably outperforms the HMD Arc (35/100 vs 10/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the HMD Arc (82/100 vs 43/100).
portability
In the "portability" category, the HMD Arc is a bit better (57/100 vs 43/100).
Frequently asked questions
Which is better: the HMD Arc or the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra significantly outperforms the HMD Arc by 54 points (74/100 vs 20/100).
What is the rating of the HMD Arc and the OnePlus Ace 6 Ultra?
The HMD Arc has a MobileRank rating of 20/100, the OnePlus Ace 6 Ultra — 74/100.
Which has the better camera: the HMD Arc or the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra leads on camera score (35/100 vs 10/100).
Which is more powerful: the HMD Arc or the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra leads on performance (94/100 vs 9/100).
Should you choose the HMD Arc over the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra is a better fit for gamers and power users, those who care about battery life.