Apple iPhone 6s Plus vs Asus Zenfone 4 Pro ZS551KL

HSDPA 850, 900, 1700, 1900, 2100

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

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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

3.1

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LTE, Cat6, 300 Mbps download, 50 Mbps upload

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

2015-9

2017-8

2015

2017-10

Nano-SIM

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

158.2 mm

156.9 mm

77.9 mm

75.6 mm

7.3 mm

7.6 mm

192 g

175 g

Gold, Rose Gold, Silver, Space Gray

Moonlight white, Pure Black

LED-backlit IPS LCD, capacitive touchscreen

AMOLED capacitive touchscreen

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Corning Gorilla Glass 5

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Yes, max 10 fingers

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Octa-core

Dual-core 2 GHz

Quad-core 2.45 GHz Kryo

quad-core 1.9 GHz Kryo

Apple A9

Qualcomm MSM8998 Snapdragon 835

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Adreno 540

2 GB

6 GB

16, 64, 128 GB

64, 128 GB

microSD(uses second SIM slot)

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256 GB

iOS 9

Android 7.1.1 (Nougat)

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Dual

12 MP

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

16 MP, 50 mm

4608 x 2592 pixels

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

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

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laser/phase detection autofocus

dual-LED (dual tone) flash

LED flash

video optical stabilization

-

-

4-axis optical image stabilization

optical image stabilization

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phase detection autofocus

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Geo-tagging, HDR (photo/panorama), face/smile detection, simultaneous 4K video and 8MP image recording, touch focus

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

5 MP

8 MP, f/1.9 , 22 mm, 1.4 µm

HDR

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panorama

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face detection

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1080p@30fps, 720p@240fps

1080p

Yes

Yes, dual speakers

Vibration, proprietary ringtones

Vibration; MP3, WAV ringtones

No

-

-

FM radio

-

Yes

-

Yes

Lightning, USB 2.0

Type-C reversible connector

v4.2

v5.0

-

Yes

-

Yes

-

Yes

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Yes

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Yes

-

Yes

iMessage(threaded view)

SMS(threaded view)

-

IM

iMessage

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Accelerometer, barometer, compass, gyro, proximity

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

HTML5 (Safari)

HTML5

Li-Po

Li-Ion

2915 mAh

3600 mAh

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50% in 32 min

24 h

27 h 30 min

384 h

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