Asus ROG Phone II vs Asus Zenfone 4 Pro ZS551KL

HSDPA 850, 900, 1900, 2100

HSDPA 800, 850, 900, 1700(AWS), 1800, 1900, 2100

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 28(700), 29(700), 32(1500), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 46

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 19(800), 20(800), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - Global, Taiwan; LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 20(800), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 41(2500) - US, Canada, Brazil; LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 20(800), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500) - India

LTE-A, (5CA) Cat18, 1200 Mbps download, 150 Mbps upload

LTE-A, (3CA) Cat12, 600 Mbps download, 150 Mbps upload

2019-7

2017-8

2019-8

2017-10

Front glass, back glass, aluminum frame

-

Dual SIM (Nano-SIM, dual stand-by)

Hybrid Dual SIM (Nano-SIM, dual stand-by)

170.99 mm

156.9 mm

77.6 mm

75.6 mm

9.78 mm

7.6 mm

240 g

175 g

Black

Moonlight white, Pure Black

6.59 inches

5.5 inches

1080 x 2340 pixels

1080 x 1920 pixels

391 ppi

401 ppi

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 6

Corning Gorilla Glass 5

Yes

Yes, max 10 fingers

DCI-P3 108%, HDR10

-

Single-core 2.96 GHz Kryo 485

Quad-core 2.45 GHz Kryo

Triple-core 2.42 GHz Kryo 485

quad-core 1.9 GHz Kryo

Quad-core 1.8 GHz Kryo 485

Qualcomm SDM855 Snapdragon 855 Plus

Qualcomm MSM8998 Snapdragon 835

Adreno 640

Adreno 540

12 GB

6 GB

256, 512 GB

64, 128 GB

No

microSD(uses second SIM slot)

-

256 GB

ROG UI (Android 9.0 Pie)

Android 7.1.1 (Nougat)

48 MP, f/1.79 , 26 mm, 1/2" , 0.8 µm

12 MP, f/1.7 , 25 mm, 2x optical zoom

13 MP

16 MP, 50 mm

8000 x 6000 pixels

-

2160p@30/60fps, 1080p@30/60/240fps, 720p@480fps

2160p@30fps, 1080p@30/60fps, 1080p@120fps, 720p@240fps

-

laser/phase detection autofocus

dual-LED flash

LED flash

-

4-axis optical image stabilization

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene mode, RAW, phase detection

25mm (1/2.55" sensor size, 1.4 µm pixel size), 50mm (1/3.1" sensor size, 1.0 µm pixel size), geo-tagging, touch focus, face detection, HDR, panorama

97

-

92

-

95

-

24 MP, f/2.4 , 11 mm

8 MP, f/1.9 , 22 mm, 1.4 µm

5632 x 4224 pixels

-

1080p@30fps

1080p

Yes, with stereo speakers

Yes, dual speakers

-

Vibration; MP3, WAV ringtones

Yes

-

No

-

-

FM radio

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ad

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac

Yes

-

Type-C 1.0 reversible connector

Type-C reversible connector

Accessory connector

-

Yes

-

-

Yes

aptX HD

Yes

-

Yes

Yes

-

-

SMS(threaded view)

-

MMS

-

Email

-

IM

-

Push Email

-

No

Accelerometer, compass, fingerprint, gyroscope, hall, light, proximity, in-display optical fingerprint sensor

Fingerprint (front-mounted), accelerometer, color spectrum, compass, gyro, proximity

Li-Po

Li-Ion

6000 mAh

3600 mAh

Quick Charge 4.0

50% in 32 min

-

27 h 30 min

1000 USD

-