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Asus ROG Phone II ZS660KL
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Phone Insight
Full Specifications October 20, 2026
Asus · 2019

Asus ROG Phone II ZS660KL

Asus ROG Phone II ZS660KL Android smartphone. Announced Jul 2019. Features 6.59″ display, Snapdragon 855+ chipset, 6000 mAh battery, 1024 GB storage, 12 GB RAM, Corning Gorilla Glass 6.

Display 6.59"
Chipset Snapdragon 855+
RAM 8/12 GB
Storage 128GB/256GB/1TB storage, no card slot
Camera 48 MP
Battery 6000 mAh
Build 240g, 9.5mm thickness

Launch

Announced 2019, July 22. Released 2019, September
Status Discontinued

Platform

OS Android 9.0 (Pie), ROG UI
Chipset Qualcomm SM8150 Snapdragon 855+ (7 nm)
CPU Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
GPU Adreno 640 (700 MHz)

Display

Type AMOLED, 1B colors, 120Hz, HDR10
Size 6.59 inches, 106.6 cm 2 (~80.3% screen-to-body ratio)
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~391 ppi density)
Protection Corning Gorilla Glass 6

Memory

Card slot No
Internal 128GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM
memoryother UFS 3.0

Main Camera

Dual 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 13 MP, f/2.4, 11mm (ultrawide)
Features Laser AF, LED flash, HDR, panorama
Video 4K@30/60fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS (except @240/480fps)

Selfie camera

Single 24MP, f/2.2, 0.9µm
Features Panorama, HDR
Video 1080p@30fps

Body

Dimensions 171 x 77.6 x 9.5 mm (6.73 x 3.06 x 0.37 in)
Weight 240 g (8.47 oz)
Build Glass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frame
SIM Nano-SIM + Nano-SIM
bodyother RGB light panel (on the back)

Battery

Type Li-Po 6000 mAh, non-removable
Charging 30W wired 10W reverse wired, QC4

Sound

Loudspeaker Yes, with DTS:X stereo speakers (2 dedicated amplifiers)
3.5mm jack Yes
optionalother 24-bit/192kHz Hi-Res audio

Comms

WLAN Wi-Fi 802.11 a/b/g/n/ac/ad, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE, aptX HD
Positioning GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS
NFC Yes
Radio FM radio
USB USB Type-C 3.1, accessory connector, OTG

Network

Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34, 38, 39, 40, 41, 46
Speed HSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 (Cat20 Ultimate edition) 1200/150 Mbps

Features

Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Our Tests

Performance AnTuTu: 398935 (v7), 483239 (v8) GeekBench: 10923 (v4.4) GFXBench: 40fps (ES 3.1 onscreen)
Display 626 nits max brightness (measured)
Camera Photo / Video
Loudspeaker -19.5 LUFS (Excellent)
Battery (old) Endurance rating 114h

Misc

Colors Matte Black, Glossy Black
Models ASUS_I001D, I001DA, I001DE, I001DC, I001DB, I001D, I001DD
In depth

Full specifications

Announced 2019, July 22. Released 2019, September
Status Discontinued
OS Android 9.0 (Pie), ROG UI
Chipset Qualcomm SM8150 Snapdragon 855+ (7 nm)
CPU Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
GPU Adreno 640 (700 MHz)
Type AMOLED, 1B colors, 120Hz, HDR10
Size 6.59 inches, 106.6 cm 2 (~80.3% screen-to-body ratio)
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~391 ppi density)
Protection Corning Gorilla Glass 6
Card slot No
Internal 128GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM
memoryother UFS 3.0
Dual 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 13 MP, f/2.4, 11mm (ultrawide)
Features Laser AF, LED flash, HDR, panorama
Video 4K@30/60fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS (except @240/480fps)
Single 24MP, f/2.2, 0.9µm
Features Panorama, HDR
Video 1080p@30fps
Dimensions 171 x 77.6 x 9.5 mm (6.73 x 3.06 x 0.37 in)
Weight 240 g (8.47 oz)
Build Glass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frame
SIM Nano-SIM + Nano-SIM
bodyother RGB light panel (on the back)
Type Li-Po 6000 mAh, non-removable
Charging 30W wired 10W reverse wired, QC4
Loudspeaker Yes, with DTS:X stereo speakers (2 dedicated amplifiers)
3.5mm jack Yes
optionalother 24-bit/192kHz Hi-Res audio
WLAN Wi-Fi 802.11 a/b/g/n/ac/ad, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE, aptX HD
Positioning GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS
NFC Yes
Radio FM radio
USB USB Type-C 3.1, accessory connector, OTG
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34, 38, 39, 40, 41, 46
Speed HSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 (Cat20 Ultimate edition) 1200/150 Mbps
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Performance AnTuTu: 398935 (v7), 483239 (v8) GeekBench: 10923 (v4.4) GFXBench: 40fps (ES 3.1 onscreen)
Display 626 nits max brightness (measured)
Camera Photo / Video
Loudspeaker -19.5 LUFS (Excellent)
Battery (old) Endurance rating 114h
Colors Matte Black, Glossy Black
Models ASUS_I001D, I001DA, I001DE, I001DC, I001DB, I001D, I001DD
Price About 1070 EUR
PhoneInsight Benchmark
68.3/100
Upper Mid-range

A specs-derived composite score, not a lab benchmark -- useful for ranking and comparison.

Processor 64.4
Display 80.5
Camera 68.8
Battery 83.3
0.7%Popularity rank
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