Asus ROG Phone II ZS660KL The Asus ROG Phone II ZS660KL is a capable mid-range device, powered by the Qualcomm SM8150 Snapdragon 855+ (7 nm) that comfortably covers most everyday use cases, backed by a large 6,000 mAh battery for multi-day use (2019).
2019 · Mid-range · Android 9.0 (Pie) ⓘ Grades compare this device against others in its own market segment (Flagship), not against every device on the site.
⚡ Quick Specs
Size 6.59" · 171 x 77.6 x 9.5 mm (6.73 x 3.06 x 0.37 in)
Chipset Qualcomm SM8150 Snapdragon 855+ (7 nm)
RAM 12GB | 8GB
Storage 128GB | 1TB | 256GB | 512GB
Main Camera 48 MP · Laser AF
⚖️ Compare With
Asus ROG Phone II ZS660KL vs Asus ROG Phone 3 Asus ROG Phone II ZS660KL vs Asus Zenfone 6 ZS630KL Asus ROG Phone II ZS660KL vs Asus Zenfone 7 Pro Asus ROG Phone II ZS660KL vs Asus ROG Phone 3 Strix Asus ROG Phone II ZS660KL vs Asus Zenfone 7 Asus ROG Phone II ZS660KL vs Huawei Mate 30 RS Porsche Design
✓︎ Pros
✓ Exceptional 6,000 mAh battery — lasts 2+ days with typical use
✓ Smooth Qualcomm SM8150 Snapdragon 855+ (7 nm) for daily use and light gaming
✓ 12GB of RAM — plenty for heavy multitasking and keeping many apps open
✓ 6.59" OLED/AMOLED display with deep blacks and vibrant colours
✓ 3.5mm headphone jack for wired audio without adapters
⊗ Cons
✗ Heavy at 240g — noticeable in pocket over long periods
ℹ️ Overview
Announced
2019, July 22. Released 2019, September
Also Known As
Also known as Asus ROG Phone2 ZS660KL
⚙️ Performance
Chipset
Qualcomm SM8150 Snapdragon 855+ (7 nm)
Upper-mid performance — fast and capable
CPU
Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
OS
Android 9.0 (Pie), ROG UI
RAM
12GB | 8GB
Heavy multitasking without slowdowns
Storage
128GB | 1TB | 256GB | 512GB
💻 Display
Sharpness
391 ppi
Sharp and comfortable to read
Panel
AMOLED, 1B colors, 120Hz, HDR10
OLED: perfect blacks, vivid colours, power-efficient
📷 Camera
Main Camera
48 MP
Good detail in daylight conditions
Main Video
4K@30/60fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS (except @240/480fps)
Main Camera Features
Laser AF, LED flash, HDR, panorama
🔋 Battery
Capacity
6,000 mAh
Excellent endurance — easily lasts a full day
Type
Li-Po 6000 mAh, non-removable
Charging
30W wired 10W reverse wired, QC4
📱 Design & Build
Weight
240g
On the heavier side — noticeable in pocket
Dimensions
171 x 77.6 x 9.5 mm (6.73 x 3.06 x 0.37 in)
Build
Glass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frame
Colors
Matte Black, Glossy Black
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
📶 Network
Speed
HSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 (Cat20 Ultimate edition) 1200/150 Mbps
2G Bands
GSM 850 / 900 / 1800 / 1900
3G Bands
HSDPA 850 / 900 / 1900 / 2100
📡 Connectivity
WiFi
Wi-Fi 802.11 a/b/g/n/ac/ad, dual-band, Wi-Fi Direct
GPS
GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS
USB
USB Type-C 3.1, accessory connector, OTG
🔊 Sound
Loudspeaker
Yes, with DTS:X stereo speakers (2 dedicated amplifiers)
❓ Frequently Asked Questions
Does the Asus ROG Phone II ZS660KL support 5G?› No, the Asus ROG Phone II ZS660KL does not support 5G — it supports GSM / HSPA / LTE.
Does the Asus ROG Phone II ZS660KL have NFC?› Yes, the Asus ROG Phone II ZS660KL has NFC for contactless payments and pairing.
Does the Asus ROG Phone II ZS660KL support wireless charging?› No, the Asus ROG Phone II ZS660KL charges via cable only — no wireless charging.
Does the Asus ROG Phone II ZS660KL support fast charging?› Yes, up to 30W (30W wired 10W reverse wired, QC4).
Does the Asus ROG Phone II ZS660KL have expandable storage?› No, the Asus ROG Phone II ZS660KL does not support a memory card.
Does the Asus ROG Phone II ZS660KL support dual SIM?› The Asus ROG Phone II ZS660KL SIM configuration: Nano-SIM + Nano-SIM.
Does the Asus ROG Phone II ZS660KL have a headphone jack?› Yes, the Asus ROG Phone II ZS660KL has a 3.5mm headphone jack.
Does the Asus ROG Phone II ZS660KL have stereo speakers?› Yes, the Asus ROG Phone II ZS660KL has stereo speakers.
What Android version does the Asus ROG Phone II ZS660KL ship with?› The Asus ROG Phone II ZS660KL ships with Android 9.0 (Pie), ROG UI.
What type of USB port does the Asus ROG Phone II ZS660KL use?› The Asus ROG Phone II ZS660KL uses USB Type-C 3.1, accessory connector, OTG.
Does the Asus ROG Phone II ZS660KL support Wi-Fi 7?› The Asus ROG Phone II ZS660KL supports Wi-Fi 802.11 a/b/g/n/ac/ad, dual-band, Wi-Fi Direct.
Does the Asus ROG Phone II ZS660KL support Bluetooth LE Audio?› The Asus ROG Phone II ZS660KL has 5.0, A2DP, LE, aptX HD.
