Asus ROG Phone II ZS660KL vs Xiaomi Redmi K20 Pro

Phones Images
Asus ROG Phone II ZS660KL Xiaomi Redmi K20 Pro
PHONES
Phone Names Asus ROG Phone II ZS660KL Xiaomi Redmi K20 Pro
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1900 / 2100HSDPA 850 / 900 / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34, 38, 39, 40, 41, 461, 3, 5, 7, 8, 34, 38, 39, 40, 41
SpeedHSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 (Cat20 Ultimate edition) 1200/150 MbpsHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2019, July 22. Released 2019, September2019, May 28. Released 2019, June 01
StatusDiscontinuedDiscontinued
Body
BuildGlass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frameGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
Dimensions171 x 77.6 x 9.5 mm (6.73 x 3.06 x 0.37 in)156.7 x 74.3 x 8.8 mm (6.17 x 2.93 x 0.35 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight240 g (8.47 oz)191 g (6.74 oz)
 RGB light panel (on the back)-
Display
ProtectionCorning Gorilla Glass 6Corning Gorilla Glass 5
Resolution1080 x 2340 pixels, 19.5:9 ratio (~391 ppi density)1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Size6.59 inches, 106.6 cm2 (~80.3% screen-to-body ratio)6.39 inches, 100.2 cm2 (~86.1% screen-to-body ratio)
TypeAMOLED, 1B colors, 120Hz, HDR10Super AMOLED, HDR10
Platform
CPUOcta-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
ChipsetQualcomm SM8150 Snapdragon 855+ (7 nm)Qualcomm SM8150 Snapdragon 855 (7 nm)
GPUAdreno 640 (700 MHz)Adreno 640
OSAndroid 9.0 (Pie), ROG UIAndroid 9.0 (Pie), upgradable to Android 10, MIUI 12
Memory
Card slotNoNo
Internal128GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
 UFS 3.0UFS 2.1
Main Camera
Dual48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 13 MP, f/2.4, 11mm (ultrawide)-
FeaturesLaser AF, LED flash, HDR, panoramaLaser AF, Dual-LED flash, HDR, panorama
Single5 MP-
Triple-48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.4, 53mm (telephoto), 1/4.0", 1.12µm, PDAF, 2x optical zoom 13 MP, f/2.4, 12mm (ultrawide), 1/3.1", 1.12µm
Video4K@30/60fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS (except @240/480fps)4K@30/60fps, 1080p@30/120/240fps, 1080p@960fps
Selfie camera
FeaturesPanorama, HDRHDR
Single24MP, f/2.2, 0.9µmMotorized pop-up 20 MP, f/2.2, (wide), 1/3.4", 0.8µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker Yes, with DTS:X stereo speakers (2 dedicated amplifiers)Yes
 24-bit/192kHz audio24-bit/192kHz audio
Comms
Bluetooth5.0, A2DP, LE, aptX HD5.0, A2DP, LE, aptX HD
NFCYesYes (China only)
PositioningGPS (L1+L5), GLONASS, BDS, GALILEO, QZSSGPS (L1+L5), GLONASS (G1), BDS (B1), GALILEO (E1+E5a)
RadioFM radioYes
USBUSB Type-C 3.1, accessory connector, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/ad, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging30W wired 10W reverse wired, QC427W wired, QC4
Stand-byUp to 150 h (3G)-
Talk timeUp to 5 h (3G)-
TypeLi-Po 6000 mAh, non-removableLi-Po 4000 mAh, non-removable
Misc
ColorsMatte Black, Glossy BlackCarbon black, Flame red, Glacier blue, Summer Honey, Pearl White
ModelsASUS_I001D, I001DA, I001DE, I001DC, I001DB, I001D, I001DDM1903F11I
PriceAbout 1070 EURAbout 400 EUR
SAR-1.03 W/kg (head)     0.72 W/kg (body)
Tests
Audio quality- Noise -93.9dB / Crosstalk -94.2dB
Battery life Endurance rating 114h Endurance rating 103h
Camera Photo / Video Photo / Video
Display Contrast ratio: Infinite (nominal) Contrast ratio: Infinite (nominal)
Loudspeaker -19.5 LUFS (Excellent) Voice 71dB / Noise 75dB / Ring 84dB
Performance AnTuTu: 398935 (v7), 483239 (v8) GeekBench: 10923 (v4.4) GFXBench: 40fps (ES 3.1 onscreen) AnTuTu: 368846 (v7), 437823 (v8) GeekBench: 10684 (v4.4), 2732 (v5.1) GFXBench: 36fps (ES 3.1 onscreen)
OUR TESTS
Audio quality-Noise -93.9dB / Crosstalk -94.2dB
Battery (old)Endurance rating 114hEndurance rating 103h
CameraPhoto / VideoPhoto / Video
Display626 nits max brightness (measured)643 nits max brightness (measured)
Loudspeaker-19.5 LUFS (Excellent)Voice 71dB / Noise 75dB / Ring 84dB
PerformanceAnTuTu: 398935 (v7), 483239 (v8) GeekBench: 10923 (v4.4) GFXBench: 40fps (ES 3.1 onscreen)AnTuTu: 368846 (v7), 437823 (v8) GeekBench: 10684 (v4.4), 2732 (v5.1) GFXBench: 36fps (ES 3.1 onscreen)