ASUS ROG Phone II ZS660KL vs Redmi K20 Pro Premium
The ASUS ROG Phone II ZS660KL (2019) runs on the Qualcomm Snapdragon 855+, while the Redmi K20 Pro Premium (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 Redmi K20 Pro Premium is noticeably lighter (191g vs 240g).
Profile comparison
Category scores
ASUS ROG Phone II ZS660KL
Redmi K20 Pro Premium
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 Redmi K20 Pro Premium better?
- Lighter: 191g vs 240g
- Better camera (41/100 vs 39/100)
- Better display (83/100 vs 79/100)
- Better portability (56/100 vs 20/100)
Comparison verdict
Comparing the ASUS ROG Phone II ZS660KL vs the Redmi K20 Pro Premium, 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 Redmi K20 Pro Premium and the ASUS ROG Phone II ZS660KL are nearly equal (83/100 vs 79/100). In the "camera" category, the Redmi K20 Pro Premium 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 Redmi K20 Pro Premium (53/100 vs 24/100). In the "portability" category, the Redmi K20 Pro Premium significantly outperforms the ASUS ROG Phone II ZS660KL (56/100 vs 20/100).
Specs comparison
| Specification | ASUS ROG Phone II ZS660KL | Redmi K20 Pro Premium | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 855+ | Qualcomm Snapdragon 855+ | |
| AnTuTu | 859084 | 859084 | |
| Geekbench Single | 1031 | 1031 | |
| Geekbench Multi | 2864 | 2864 | |
| Display | 6.6" AMOLED | 6.4" Super 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 | 13 MP | |
| Telephoto | 0 MP | 8 MP | |
| Front camera | 24 MP | 20 MP | |
| RAM | 8GB / 12GB | 8GB / 12GB | |
| Storage | 128GB / 256GB / 512GB / 1TB | 128GB / 512GB | |
| OS | Android 9.0 / ROG UI | Android 10; MIUI 11 | |
| NFC | yes | yes | |
| Dimensions | 171.0×77.6×9.5 mm | 156.7×74.3×8.8 mm | |
| Weight | 240 g | 191 g | |
| Launch price | $899 | — |
Camera comparison
ASUS ROG Phone II ZS660KL
- Main: 48MP f/1.8
- Ultrawide: 13MP
- Front: 24MP
Redmi K20 Pro Premium
- Main: 48MP f/1.8
- Ultrawide: 13MP
- Telephoto: 8MP
- Front: 20MP
Display comparison
ASUS ROG Phone II ZS660KL
- 6.6" AMOLED
- Resolution: 1080x2340
- Refresh rate: 120 Hz
Redmi K20 Pro Premium
- 6.4" Super AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Battery and charging
ASUS ROG Phone II ZS660KL
- 6000 mAh
- Wired: 30W
- No wireless charging
Redmi K20 Pro Premium
- 4000 mAh
- Wired: 27W
- No wireless charging
Overall performance score
We compared ASUS ROG Phone II ZS660KL and Redmi K20 Pro Premium, covering their specs and all relevant benchmarks.
Equal performance based on benchmark results.
Benchmarks
Launch prices and where to check today's
Redmi K20 Pro Premium
Price unknownDetailed category analysis
performance
In the "performance" category, both devices are on the same level — 55/100.
display
In the "display" category, the Redmi K20 Pro Premium and the ASUS ROG Phone II ZS660KL are nearly equal (83/100 vs 79/100).
camera
In the "camera" category, the Redmi K20 Pro Premium 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 Redmi K20 Pro Premium (53/100 vs 24/100).
portability
In the "portability" category, the Redmi K20 Pro Premium significantly outperforms the ASUS ROG Phone II ZS660KL (56/100 vs 20/100).
Frequently asked questions
Which is better: the ASUS ROG Phone II ZS660KL or the Redmi K20 Pro Premium?
The ASUS ROG Phone II ZS660KL edges out the Redmi K20 Pro Premium 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 Redmi K20 Pro Premium?
The ASUS ROG Phone II ZS660KL has a MobileRank rating of 52/100, the Redmi K20 Pro Premium — 50/100.
Should you choose the ASUS ROG Phone II ZS660KL over the Redmi K20 Pro Premium?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is portability — better on the Redmi K20 Pro Premium (56/100 vs 20/100).