ASUS ROG Phone II ZS660KL vs Nubia Z20
The ASUS ROG Phone II ZS660KL (2019) runs on the Qualcomm Snapdragon 855+, while the Nubia Z20 (2019) runs on the Qualcomm Snapdragon 855+. By overall MobileRank rating, the ASUS ROG Phone II ZS660KL leads — 52/100 vs 50/100 (a 2-point difference). Key differences: the ASUS ROG Phone II ZS660KL has the bigger battery (6000 mAh vs 4000); the ASUS ROG Phone II ZS660KL has NFC for contactless payments, the Nubia Z20 doesn't; the Nubia Z20 is noticeably lighter (186g vs 240g).
Profile comparison
Category scores
ASUS ROG Phone II ZS660KL
Nubia Z20
What makes ASUS ROG Phone II ZS660KL better?
- Bigger battery: 6000 vs 4000 mAh
- Faster charging: 30W vs 27W
- Longer battery life (53/100 vs 24/100)
What makes Nubia Z20 better?
- Lighter: 186g vs 240g
- Better camera (41/100 vs 39/100)
- Better display (83/100 vs 79/100)
- Better portability (55/100 vs 20/100)
Comparison verdict
Comparing the ASUS ROG Phone II ZS660KL vs the Nubia Z20, the ASUS ROG Phone II ZS660KL scores 2 points higher (52/100 vs 50/100). In the "battery" category, the ASUS ROG Phone II ZS660KL leads (53/100 vs 24/100). In the "performance" category, both devices are on the same level — 55/100. In the "display" category, the Nubia Z20 and the ASUS ROG Phone II ZS660KL are nearly equal (83/100 vs 79/100). In the "camera" category, the Nubia Z20 and the ASUS ROG Phone II ZS660KL are nearly equal (41/100 vs 39/100). In the "battery" category, the ASUS ROG Phone II ZS660KL notably outperforms the Nubia Z20 (53/100 vs 24/100). In the "portability" category, the Nubia Z20 significantly outperforms the ASUS ROG Phone II ZS660KL (55/100 vs 20/100).
Specs comparison
| Specification | ASUS ROG Phone II ZS660KL | Nubia Z20 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 855+ | Qualcomm Snapdragon 855+ | |
| AnTuTu | 859084 | 859084 | |
| Geekbench Single | 1031 | 1031 | |
| Geekbench Multi | 2864 | 2864 | |
| Display | 6.6" AMOLED | 6.4" AMOLED | |
| Resolution | 1080x2340 | 1080x2340 | |
| Refresh rate | 120 Hz | — | |
| Battery | 6000 mAh | 4000 mAh | |
| Charging | 30W | 27W | |
| Main camera | 48 MP | 48 MP | |
| Ultrawide | 13 MP | 16 MP | |
| Telephoto | 0 MP | 8 MP | |
| Front camera | 24 MP | — | |
| RAM | 8GB / 12GB | 6GB / 8GB | |
| Storage | 128GB / 256GB / 512GB / 1TB | 128GB / 512GB | |
| OS | Android 9.0 / ROG UI | Android 9.0 (Pie); Nubia UI 7 | |
| NFC | yes | no | |
| Dimensions | 171.0×77.6×9.5 mm | 158.6×75.2×9.2 mm | |
| Weight | 240 g | 186 g | |
| Launch price | $899 | — |
Camera comparison
ASUS ROG Phone II ZS660KL
- Main: 48MP f/1.8
- Ultrawide: 13MP
- Front: 24MP
Nubia Z20
- Main: 48MP f/1.7
- Ultrawide: 16MP
- Telephoto: 8MP
- Front: —
Display comparison
ASUS ROG Phone II ZS660KL
- 6.6" AMOLED
- Resolution: 1080x2340
- Refresh rate: 120 Hz
Nubia Z20
- 6.4" AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Battery and charging
ASUS ROG Phone II ZS660KL
- 6000 mAh
- Wired: 30W
- No wireless charging
Nubia Z20
- 4000 mAh
- Wired: 27W
- No wireless charging
Overall performance score
We compared ASUS ROG Phone II ZS660KL and Nubia Z20, covering their specs and all relevant benchmarks.
Equal performance based on benchmark results.
Benchmarks
Launch prices and where to check today's
Nubia Z20
Price unknownDetailed category analysis
performance
In the "performance" category, both devices are on the same level — 55/100.
display
In the "display" category, the Nubia Z20 and the ASUS ROG Phone II ZS660KL are nearly equal (83/100 vs 79/100).
camera
In the "camera" category, the Nubia Z20 and the ASUS ROG Phone II ZS660KL are nearly equal (41/100 vs 39/100).
battery
In the "battery" category, the ASUS ROG Phone II ZS660KL notably outperforms the Nubia Z20 (53/100 vs 24/100).
portability
In the "portability" category, the Nubia Z20 significantly outperforms the ASUS ROG Phone II ZS660KL (55/100 vs 20/100).
Frequently asked questions
Which is better: the ASUS ROG Phone II ZS660KL or the Nubia Z20?
The ASUS ROG Phone II ZS660KL edges out the Nubia Z20 by just 2 points — the two devices are very close in overall level.
What is the rating of the ASUS ROG Phone II ZS660KL and the Nubia Z20?
The ASUS ROG Phone II ZS660KL has a MobileRank rating of 52/100, the Nubia Z20 — 50/100.
Should you choose the ASUS ROG Phone II ZS660KL over the Nubia Z20?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is portability — better on the Nubia Z20 (55/100 vs 20/100).