ASUS ROG Phone 9 vs Samsung Galaxy A91
The ASUS ROG Phone 9 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy A91 (2021) runs on the Qualcomm Snapdragon 855. By overall MobileRank rating, the ASUS ROG Phone 9 leads — 71/100 vs 51/100 (a 20-point difference). Key differences: the ASUS ROG Phone 9 has the bigger battery (5800 mAh vs 4500); the main camera is 50 MP vs 48 MP; the ASUS ROG Phone 9 is faster in AnTuTu (3,136,217 vs 824,513); the ASUS ROG Phone 9 has NFC for contactless payments, the Samsung Galaxy A91 doesn't.
ASUS ROG Phone 9
Samsung Galaxy A91
- Higher AnTuTu: 3136217 vs 824513
- Better Geekbench Single: 3100 vs 968
- Better Geekbench Multi: 9900 vs 2731
- Bigger battery: 5800 vs 4500 mAh
- Faster charging: 65W vs 45W
- Better main camera: 50MP vs 48MP
- Higher performance (92/100 vs 54/100)
- Better camera (42/100 vs 41/100)
- Longer battery life (67/100 vs 38/100)
- Better display (89/100 vs 81/100)
- Overall rating 51/100
Comparing the ASUS ROG Phone 9 vs the Samsung Galaxy A91, the ASUS ROG Phone 9 scores 20 points higher (71/100 vs 51/100). In the "performance" category, the ASUS ROG Phone 9 leads (92/100 vs 54/100). In the "battery" category, the ASUS ROG Phone 9 leads (67/100 vs 38/100). In the "performance" category, the ASUS ROG Phone 9 significantly outperforms the Samsung Galaxy A91 (92/100 vs 54/100). In the "display" category, the ASUS ROG Phone 9 is a bit better (89/100 vs 81/100). In the "camera" category, the ASUS ROG Phone 9 and the Samsung Galaxy A91 are nearly equal (42/100 vs 41/100). In the "battery" category, the ASUS ROG Phone 9 notably outperforms the Samsung Galaxy A91 (67/100 vs 38/100).
| Specification | ASUS ROG Phone 9 | Samsung Galaxy A91 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 855 | |
| AnTuTu | 3136217 | 824513 | |
| Geekbench Single | 3100 | 968 | |
| Geekbench Multi | 9900 | 2731 | |
| Display | 6.8" LTPO AMOLED | 6.7" Super AMOLED | |
| Resolution | 2400x1080 | 1080x2400 | |
| Refresh rate | 185 Hz | — | |
| Battery | 5800 mAh | 4500 mAh | |
| Charging | 65W | 45W | |
| Wireless charging | 15W | 0W | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 13 MP | 12 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB / 24GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 15 / ROG UI | Android 10, One UI | |
| Brightness (peak) | 2500 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 163.8×76.8×8.9 mm | — | |
| Weight | 227 g | — | |
| Launch price | $999 | — |
ASUS ROG Phone 9
- Main: 50MP f/f/1.9
- Ultrawide: 13MP
- Front: 32MP
Samsung Galaxy A91
- Main: 48MP f/f/2.0
- Ultrawide: 12MP
- Front: 32MP
ASUS ROG Phone 9
- 6.8" LTPO AMOLED
- Resolution: 2400x1080
- Refresh rate: 185 Hz
Samsung Galaxy A91
- 6.7" Super AMOLED
- Resolution: 1080x2400
- Refresh rate: —
ASUS ROG Phone 9
- 5800 mAh
- Wired: 65W
- Wireless: 15W
Samsung Galaxy A91
- 4500 mAh
- Wired: 45W
- No wireless charging
We compared ASUS ROG Phone 9 and Samsung Galaxy A91, covering their specs and all relevant benchmarks.
ASUS ROG Phone 9 leads Samsung Galaxy A91 by 280.4% in our overall performance rating.
Samsung Galaxy A91
Price unknownperformance
In the "performance" category, the ASUS ROG Phone 9 significantly outperforms the Samsung Galaxy A91 (92/100 vs 54/100).
display
In the "display" category, the ASUS ROG Phone 9 is a bit better (89/100 vs 81/100).
camera
In the "camera" category, the ASUS ROG Phone 9 and the Samsung Galaxy A91 are nearly equal (42/100 vs 41/100).
battery
In the "battery" category, the ASUS ROG Phone 9 notably outperforms the Samsung Galaxy A91 (67/100 vs 38/100).
Which is better: the ASUS ROG Phone 9 or the Samsung Galaxy A91?
The ASUS ROG Phone 9 significantly outperforms the Samsung Galaxy A91 by 20 points (71/100 vs 51/100).
What is the rating of the ASUS ROG Phone 9 and the Samsung Galaxy A91?
The ASUS ROG Phone 9 has a MobileRank rating of 71/100, the Samsung Galaxy A91 — 51/100.
Which is more powerful: the ASUS ROG Phone 9 or the Samsung Galaxy A91?
The ASUS ROG Phone 9 leads on performance (92/100 vs 54/100).
Should you choose the ASUS ROG Phone 9 over the Samsung Galaxy A91?
The ASUS ROG Phone 9 is a better fit for gamers and power users. The Samsung Galaxy A91 is a better fit for everyday use.