ASUS ROG Phone II ZS660KL vs Samsung Galaxy Z Flip

The ASUS ROG Phone II ZS660KL (2019) runs on the Qualcomm Snapdragon 855+, while the Samsung Galaxy Z Flip (2020) runs on the Qualcomm Snapdragon 855+. By overall MobileRank rating, the ASUS ROG Phone II ZS660KL leads — 52/100 vs 44/100 (a 8-point difference). Key differences: the ASUS ROG Phone II ZS660KL has the bigger battery (6000 mAh vs 3300); the main camera is 48 MP vs 12 MP; the Samsung Galaxy Z Flip is noticeably lighter (183g vs 240g).

The ASUS ROG Phone II ZS660KL edges out the Samsung Galaxy Z Flip by just 8 points — the two devices are very close in overall level.

Profile comparison

Category scores

ASUS ROG Phone II ZS660KL

Performance 55
Display 79
Camera 39
Battery 53
Portability 20
Value for money 16

Samsung Galaxy Z Flip

Performance 55
Display 85
Camera 16
Battery 15
Portability 77
Value for money —

What makes ASUS ROG Phone II ZS660KL better?

  • Bigger battery: 6000 vs 3300 mAh
  • Faster charging: 30W vs 15W
  • Better main camera: 48MP vs 12MP

  • Better camera (39/100 vs 16/100)
  • Longer battery life (53/100 vs 15/100)

What makes Samsung Galaxy Z Flip better?

  • Lighter: 183g vs 240g

  • Better display (85/100 vs 79/100)
  • Better portability (77/100 vs 20/100)

Comparison verdict

Comparing the ASUS ROG Phone II ZS660KL vs the Samsung Galaxy Z Flip, the ASUS ROG Phone II ZS660KL scores 8 points higher (52/100 vs 44/100). In the "camera" category, the ASUS ROG Phone II ZS660KL leads (39/100 vs 16/100). In the "battery" category, the ASUS ROG Phone II ZS660KL leads (53/100 vs 15/100). In the "performance" category, both devices are on the same level — 55/100. In the "display" category, the Samsung Galaxy Z Flip is a bit better (85/100 vs 79/100). In the "camera" category, the ASUS ROG Phone II ZS660KL notably outperforms the Samsung Galaxy Z Flip (39/100 vs 16/100). In the "battery" category, the ASUS ROG Phone II ZS660KL significantly outperforms the Samsung Galaxy Z Flip (53/100 vs 15/100). In the "portability" category, the Samsung Galaxy Z Flip significantly outperforms the ASUS ROG Phone II ZS660KL (77/100 vs 20/100).

Specs comparison

Specification ASUS ROG Phone II ZS660KL Samsung Galaxy Z Flip
Processor Qualcomm Snapdragon 855+ Qualcomm Snapdragon 855+
AnTuTu 859084 859084
Geekbench Single 1031 1031
Geekbench Multi 2864 2864
Display 6.6" AMOLED 6.7" Foldable Dynamic AMOLED
Resolution 1080x2340 1080x2636
Refresh rate 120 Hz —
Battery 6000 mAh 3300 mAh
Charging 30W 15W
Main camera 48 MP 12 MP
Ultrawide 13 MP 12 MP
Front camera 24 MP 10 MP
RAM 8GB / 12GB 8GB
Storage 128GB / 256GB / 512GB / 1TB 256GB
OS Android 9.0 / ROG UI Android 10.0; One UI 2
NFC yes yes
Dimensions 171.0×77.6×9.5 mm 167.3×73.6×7.2 mm
Weight 240 g 183 g
Launch price $899 —

Camera comparison

ASUS ROG Phone II ZS660KL

  • Main: 48MP f/1.8
  • Ultrawide: 13MP
  • Front: 24MP
39
camera

Samsung Galaxy Z Flip

  • Main: 12MP f/1.8
  • Ultrawide: 12MP
  • Front: 10MP
16
camera

Display comparison

ASUS ROG Phone II ZS660KL

  • 6.6" AMOLED
  • Resolution: 1080x2340
  • Refresh rate: 120 Hz
79
display

Samsung Galaxy Z Flip

  • 6.7" Foldable Dynamic AMOLED
  • Resolution: 1080x2636
  • Refresh rate: —
85
display

Battery and charging

ASUS ROG Phone II ZS660KL

  • 6000 mAh
  • Wired: 30W
  • No wireless charging
53
battery

Samsung Galaxy Z Flip

  • 3300 mAh
  • Wired: 15W
  • Wireless: supported, wattage unknown
15
battery

Overall performance score

We compared ASUS ROG Phone II ZS660KL and Samsung Galaxy Z Flip, covering their specs and all relevant benchmarks.

ASUS ROG Phone II ZS660KL Qualcomm Snapdragon 855+
52/100
859084 AnTuTu
Samsung Galaxy Z Flip Qualcomm Snapdragon 855+
44/100
859084 AnTuTu

Equal performance based on benchmark results.

Benchmarks

Launch prices and where to check today's

ASUS ROG Phone II ZS660KL

$899

Samsung Galaxy Z Flip

Price unknown

Detailed category analysis

performance

In the "performance" category, both devices are on the same level — 55/100.

display

In the "display" category, the Samsung Galaxy Z Flip is a bit better (85/100 vs 79/100).

camera

In the "camera" category, the ASUS ROG Phone II ZS660KL notably outperforms the Samsung Galaxy Z Flip (39/100 vs 16/100).

battery

In the "battery" category, the ASUS ROG Phone II ZS660KL significantly outperforms the Samsung Galaxy Z Flip (53/100 vs 15/100).

portability

In the "portability" category, the Samsung Galaxy Z Flip significantly outperforms the ASUS ROG Phone II ZS660KL (77/100 vs 20/100).

Frequently asked questions

Which is better: the ASUS ROG Phone II ZS660KL or the Samsung Galaxy Z Flip?

The ASUS ROG Phone II ZS660KL edges out the Samsung Galaxy Z Flip by just 8 points — the two devices are very close in overall level.

What is the rating of the ASUS ROG Phone II ZS660KL and the Samsung Galaxy Z Flip?

The ASUS ROG Phone II ZS660KL has a MobileRank rating of 52/100, the Samsung Galaxy Z Flip — 44/100.

Which has the better camera: the ASUS ROG Phone II ZS660KL or the Samsung Galaxy Z Flip?

The ASUS ROG Phone II ZS660KL leads on camera score (39/100 vs 16/100).

Should you choose the ASUS ROG Phone II ZS660KL over the Samsung Galaxy Z Flip?

Neither model stands out enough to recommend it for a specific use case: the clearest difference is portability — better on the Samsung Galaxy Z Flip (77/100 vs 20/100).