ASUS ROG Phone 9 vs OnePlus Ace 2
The ASUS ROG Phone 9 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the OnePlus Ace 2 (2023) runs on the Qualcomm Snapdragon 8+ Gen 1. By overall MobileRank rating, the ASUS ROG Phone 9 leads — 71/100 vs 60/100 (a 11-point difference). Key differences: the ASUS ROG Phone 9 has the bigger battery (5800 mAh vs 5000); the ASUS ROG Phone 9 is faster in AnTuTu (3,136,217 vs 1,481,118); the OnePlus Ace 2 is noticeably lighter (204g vs 227g).
Profile comparison
Category scores
ASUS ROG Phone 9
OnePlus Ace 2
What makes ASUS ROG Phone 9 better?
- Higher AnTuTu: 3136217 vs 1481118
- Better Geekbench Single: 3100 vs 1761
- Better Geekbench Multi: 9900 vs 4688
- Bigger battery: 5800 vs 5000 mAh
- Higher refresh rate: 185Hz vs 120Hz
- Higher performance (92/100 vs 71/100)
- Better camera (42/100 vs 35/100)
- Longer battery life (67/100 vs 60/100)
- Better display (89/100 vs 84/100)
What makes OnePlus Ace 2 better?
- Faster charging: 100W vs 65W
- Lighter: 204g vs 227g
- Better portability (49/100 vs 33/100)
Comparison verdict
Comparing the ASUS ROG Phone 9 vs the OnePlus Ace 2, the ASUS ROG Phone 9 scores 11 points higher (71/100 vs 60/100). In the "performance" category, the ASUS ROG Phone 9 leads (92/100 vs 71/100). In the "performance" category, the ASUS ROG Phone 9 notably outperforms the OnePlus Ace 2 (92/100 vs 71/100). In the "display" category, the ASUS ROG Phone 9 is a bit better (89/100 vs 84/100). In the "camera" category, the ASUS ROG Phone 9 is a bit better (42/100 vs 35/100). In the "battery" category, the ASUS ROG Phone 9 is a bit better (67/100 vs 60/100). In the "portability" category, the OnePlus Ace 2 notably outperforms the ASUS ROG Phone 9 (49/100 vs 33/100).
Specs comparison
| Specification | ASUS ROG Phone 9 | OnePlus Ace 2 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8+ Gen 1 | |
| AnTuTu | 3136217 | 1481118 | |
| Geekbench Single | 3100 | 1761 | |
| Geekbench Multi | 9900 | 4688 | |
| Display | 6.8" LTPO AMOLED | 6.7" AMOLED | |
| Resolution | 2400x1080 | 1240x2772 | |
| Refresh rate | 185 Hz | 120 Hz | |
| Battery | 5800 mAh | 5000 mAh | |
| Charging | 65W | 100W | |
| Wireless charging | 15W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 13 MP | 8 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 12GB / 16GB / 24GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB | |
| OS | Android 15 / ROG UI | Android 13, ColorOS 13 | |
| Brightness (peak) | 2500 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | 163.8×76.8×8.9 mm | 163.4×74.3×8.7 mm | |
| Weight | 227 g | 204 g | |
| Launch price | $999 | — |
Camera comparison
ASUS ROG Phone 9
- Main: 50MP f/1.9
- Ultrawide: 13MP
- Front: 32MP
OnePlus Ace 2
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Display comparison
ASUS ROG Phone 9
- 6.8" LTPO AMOLED
- Resolution: 2400x1080
- Refresh rate: 185 Hz
OnePlus Ace 2
- 6.7" AMOLED
- Resolution: 1240x2772
- Refresh rate: 120 Hz
Battery and charging
ASUS ROG Phone 9
- 5800 mAh
- Wired: 65W
- Wireless: 15W
OnePlus Ace 2
- 5000 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared ASUS ROG Phone 9 and OnePlus Ace 2, covering their specs and all relevant benchmarks.
ASUS ROG Phone 9 leads OnePlus Ace 2 by 111.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
OnePlus Ace 2
Price unknownDetailed category analysis
performance
In the "performance" category, the ASUS ROG Phone 9 notably outperforms the OnePlus Ace 2 (92/100 vs 71/100).
display
In the "display" category, the ASUS ROG Phone 9 is a bit better (89/100 vs 84/100).
camera
In the "camera" category, the ASUS ROG Phone 9 is a bit better (42/100 vs 35/100).
battery
In the "battery" category, the ASUS ROG Phone 9 is a bit better (67/100 vs 60/100).
portability
In the "portability" category, the OnePlus Ace 2 notably outperforms the ASUS ROG Phone 9 (49/100 vs 33/100).
Frequently asked questions
Which is better: the ASUS ROG Phone 9 or the OnePlus Ace 2?
The ASUS ROG Phone 9 is noticeably better than the OnePlus Ace 2 — the overall rating gap is 11 points.
What is the rating of the ASUS ROG Phone 9 and the OnePlus Ace 2?
The ASUS ROG Phone 9 has a MobileRank rating of 71/100, the OnePlus Ace 2 — 60/100.
Which has the better camera: the ASUS ROG Phone 9 or the OnePlus Ace 2?
The ASUS ROG Phone 9 leads on camera score (42/100 vs 35/100).
Which is more powerful: the ASUS ROG Phone 9 or the OnePlus Ace 2?
The ASUS ROG Phone 9 leads on performance (92/100 vs 71/100).
Should you choose the ASUS ROG Phone 9 over the OnePlus Ace 2?
The ASUS ROG Phone 9 is a better fit for gamers and power users. The OnePlus Ace 2 is a better fit for active users.