ASUS ROG Phone 9 vs Nubia Z20
The ASUS ROG Phone 9 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Nubia Z20 (2019) runs on the Qualcomm Snapdragon 855+. By overall MobileRank rating, the ASUS ROG Phone 9 leads — 71/100 vs 50/100 (a 21-point difference). Key differences: the ASUS ROG Phone 9 has the bigger battery (5800 mAh vs 4000); the main camera is 50 MP vs 48 MP; the ASUS ROG Phone 9 is faster in AnTuTu (3,136,217 vs 859,084); the ASUS ROG Phone 9 has NFC for contactless payments, the Nubia Z20 doesn't; the Nubia Z20 is noticeably lighter (186g vs 227g).
Profile comparison
Category scores
ASUS ROG Phone 9
Nubia Z20
What makes ASUS ROG Phone 9 better?
- Higher AnTuTu: 3136217 vs 859084
- Better Geekbench Single: 3100 vs 1031
- Better Geekbench Multi: 9900 vs 2864
- Bigger battery: 5800 vs 4000 mAh
- Faster charging: 65W vs 27W
- Better main camera: 50MP vs 48MP
- Higher performance (92/100 vs 55/100)
- Better camera (42/100 vs 41/100)
- Longer battery life (67/100 vs 24/100)
- Better display (89/100 vs 83/100)
What makes Nubia Z20 better?
- Lighter: 186g vs 227g
- Better portability (55/100 vs 33/100)
Comparison verdict
Comparing the ASUS ROG Phone 9 vs the Nubia Z20, the ASUS ROG Phone 9 scores 21 points higher (71/100 vs 50/100). In the "performance" category, the ASUS ROG Phone 9 leads (92/100 vs 55/100). In the "battery" category, the ASUS ROG Phone 9 leads (67/100 vs 24/100). In the "performance" category, the ASUS ROG Phone 9 significantly outperforms the Nubia Z20 (92/100 vs 55/100). In the "display" category, the ASUS ROG Phone 9 is a bit better (89/100 vs 83/100). In the "camera" category, the ASUS ROG Phone 9 and the Nubia Z20 are nearly equal (42/100 vs 41/100). In the "battery" category, the ASUS ROG Phone 9 significantly outperforms the Nubia Z20 (67/100 vs 24/100). In the "portability" category, the Nubia Z20 notably outperforms the ASUS ROG Phone 9 (55/100 vs 33/100).
Specs comparison
| Specification | ASUS ROG Phone 9 | Nubia Z20 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 855+ | |
| AnTuTu | 3136217 | 859084 | |
| Geekbench Single | 3100 | 1031 | |
| Geekbench Multi | 9900 | 2864 | |
| Display | 6.8" LTPO AMOLED | 6.4" AMOLED | |
| Resolution | 2400x1080 | 1080x2340 | |
| Refresh rate | 185 Hz | — | |
| Battery | 5800 mAh | 4000 mAh | |
| Charging | 65W | 27W | |
| Wireless charging | 15W | 0W | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 13 MP | 16 MP | |
| Telephoto | 0 MP | 8 MP | |
| Front camera | 32 MP | — | |
| RAM | 12GB / 16GB / 24GB | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 512GB | |
| OS | Android 15 / ROG UI | Android 9.0 (Pie); Nubia UI 7 | |
| Brightness (peak) | 2500 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 163.8×76.8×8.9 mm | 158.6×75.2×9.2 mm | |
| Weight | 227 g | 186 g | |
| Launch price | $999 | — |
Camera comparison
ASUS ROG Phone 9
- Main: 50MP f/1.9
- Ultrawide: 13MP
- Front: 32MP
Nubia Z20
- Main: 48MP f/1.7
- Ultrawide: 16MP
- Telephoto: 8MP
- Front: —
Display comparison
ASUS ROG Phone 9
- 6.8" LTPO AMOLED
- Resolution: 2400x1080
- Refresh rate: 185 Hz
Nubia Z20
- 6.4" AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Battery and charging
ASUS ROG Phone 9
- 5800 mAh
- Wired: 65W
- Wireless: 15W
Nubia Z20
- 4000 mAh
- Wired: 27W
- No wireless charging
Overall performance score
We compared ASUS ROG Phone 9 and Nubia Z20, covering their specs and all relevant benchmarks.
ASUS ROG Phone 9 leads Nubia Z20 by 265.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Nubia Z20
Price unknownDetailed category analysis
performance
In the "performance" category, the ASUS ROG Phone 9 significantly outperforms the Nubia Z20 (92/100 vs 55/100).
display
In the "display" category, the ASUS ROG Phone 9 is a bit better (89/100 vs 83/100).
camera
In the "camera" category, the ASUS ROG Phone 9 and the Nubia Z20 are nearly equal (42/100 vs 41/100).
battery
In the "battery" category, the ASUS ROG Phone 9 significantly outperforms the Nubia Z20 (67/100 vs 24/100).
portability
In the "portability" category, the Nubia Z20 notably outperforms the ASUS ROG Phone 9 (55/100 vs 33/100).
Frequently asked questions
Which is better: the ASUS ROG Phone 9 or the Nubia Z20?
The ASUS ROG Phone 9 significantly outperforms the Nubia Z20 by 21 points (71/100 vs 50/100).
What is the rating of the ASUS ROG Phone 9 and the Nubia Z20?
The ASUS ROG Phone 9 has a MobileRank rating of 71/100, the Nubia Z20 — 50/100.
Which is more powerful: the ASUS ROG Phone 9 or the Nubia Z20?
The ASUS ROG Phone 9 leads on performance (92/100 vs 55/100).
Should you choose the ASUS ROG Phone 9 over the Nubia Z20?
The ASUS ROG Phone 9 is a better fit for gamers and power users.