Side-by-side technical data

Asus Zenfone 3 Zoom (ZE553KL) vs Asus Zenfone 4 Pro (ZS551KL)

Comparison between Asus Zenfone 3 Zoom (ZE553KL) and Asus Zenfone 4 Pro (ZS551KL): camera, battery, fast charging, display, performance and colors, side by side. More phones from Asus.

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Zenfone 3 Zoom (ZE553KL)

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Zenfone 4 Pro (ZS551KL)

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The verdict

Your pick: Asus Zenfone 4 Pro (ZS551KL), ahead on Performance & hardware and Connectivity. Unless Battery & charging decides it for you.

Category
Category	Zenfone 3 Zoom (ZE553KL)	Zenfone 4 Pro (ZS551KL)
Design & display	6.6	6.7
Performance & hardware	2.6	3.6
Camera	5.6	5.5
Connectivity	3.8	5.3
Battery & charging	6.1	3.2

Which one is for you?

Asus Zenfone 3 Zoom (ZE553KL), if you care about…

Battery Capacity: 5,000 mAh; against 3,600 mAh
Battery Features: Fast Charging, Reverse Charging, Battery Level Indicator, Rechargeable; against Non-Removable, Fast Charging, Battery Level Indicator, Rechargeable

Asus Zenfone 4 Pro (ZS551KL), if you care about…

RAM Capacity: 6 GB; against 4 GB
Wi-Fi Standards: Wi-Fi 802.11a/b/g/n/ac; against Wi-Fi 802.11 b/g/n
Bluetooth Version: Bluetooth 5.0; against Bluetooth 4.2
RAM Type: DDR4; against DDR3

Specification comparison

Show differences only

Performance

Specification	Zenfone 3 Zoom (ZE553KL)	Zenfone 4 Pro (ZS551KL)
Processor Model	Qualcomm Snapdragon 625	Qualcomm Snapdragon 835
Processor Process Size	14 nm	10 nm Best value
Graphics GPU	Qualcomm Adreno 506	Qualcomm Adreno 540
Storage Type	eMMC 5.1	eMMC 5.1
Maximum CPU Clock	2 GHz	2.45 GHz Best value
Maximum Storage Capacity	128 GB	128 GB
AnTuTu Score	62,385	176,998
Geekbench 6 Single-Core	189	—
Geekbench 6 Multi-Core	862	—
CPU Description	Octa-core 2.0 GHz Cortex-A53	Octa-core (4 × 2.45 GHz Kryo and 4 × 1.9 GHz Kryo)
Processor Type	Octa-Core	Octa-Core
64-Bit Processor	Yes	Yes
RAM Capacity	4 GB	6 GB Best value
RAM Type	DDR3	DDR4 Best value
Expandable Storage	Yes	Yes
Maximum memory card	256 GB	1.9531 TB Best value

Design

Specification	Zenfone 3 Zoom (ZE553KL)	Zenfone 4 Pro (ZS551KL)
Body Colors	Black, Silver, Rose Gold	White, Black
Body Thickness	8 mm	7.6 mm Best value
Body Width	77 mm	75.6 mm
Body Height	154.3 mm	156.9 mm
Weight	170 g Best value	175 g
Usable Surface	70.2 %	70.3 % Best value
Body Materials	—	Glass, Aluminium Alloy
Unfolded thickness	8 mm	7.6 mm Best value

Battery

Specification	Zenfone 3 Zoom (ZE553KL)	Zenfone 4 Pro (ZS551KL)
Battery Capacity	5,000 mAh Best value	3,600 mAh
Battery Type	Li-Ion	Li-Ion
Fast Charge Power	18 W	18 W
Battery Features	Fast Charging, Reverse Charging, Battery Level Indicator, Rechargeable Best value	Non-Removable, Fast Charging, Battery Level Indicator, Rechargeable
Talk time	—	27 h 30 min

Display

Specification	Zenfone 3 Zoom (ZE553KL)	Zenfone 4 Pro (ZS551KL)
Display Aspect Ratio	16:9	16:9
Display Technology	AMOLED	AMOLED
Display Diagonal	5.5″	5.5″
Display Horizontal Resolution	1,080 px	1,080 px
Display Vertical Resolution	1,920 px	1,920 px
Display Pixel Density	401 ppi	401 ppi
Display Features	Gorilla Glass 5, Capacitive Touch	Gorilla Glass 5, Touchscreen

Sensors

Specification	Zenfone 3 Zoom (ZE553KL)	Zenfone 4 Pro (ZS551KL)
Fingerprint Sensor Placement	Rear	Front

Sensor

Specification	Zenfone 3 Zoom (ZE553KL)	Zenfone 4 Pro (ZS551KL)
Sensor Features	Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass	Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass

Software

Specification	Zenfone 3 Zoom (ZE553KL)	Zenfone 4 Pro (ZS551KL)
Operating System	Android 6	Android 7
OS Family	Android	Android
OS Version	6	7 Best value

Connectivity

Specification	Zenfone 3 Zoom (ZE553KL)	Zenfone 4 Pro (ZS551KL)
SIM Configurations	Dual Nano-SIM	Dual Nano-SIM
Cellular Bands	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS 800, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1800, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B17, 4G LTE B19, 4G LTE B20, LTE B28, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41
Cellular Technologies	GSM, HSPA, LTE, 3G, 4G	GSM, HSPA, LTE, UMTS, 2G, 3G, 4G
Wi-Fi Standards	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11a/b/g/n/ac Best value
Wi-Fi Features	—	Dual Band, Wi-Fi Direct
Bluetooth Version	Bluetooth 4.2	Bluetooth 5.0 Best value
Bluetooth Profiles	A2DP, EDR, LE	A2DP, EDR, LE, aptX
Navigation Systems	GPS, GLONASS, BeiDou	GPS, GLONASS, BeiDou, Galileo Best value
Connectivity Features	3.5 mm Audio Jack, FM Radio, USB Type-C, USB OTG, USB Charging	3.5 mm Audio Jack, Infrared, NFC, FM Radio, USB Type-C, USB OTG, USB 2.0
USB Version	USB 2.0	USB 2.0
Max. download speed	150 Mbps	600 Mbps Best value
Max. upload speed	50 Mbps	150 Mbps Best value

Audio

Specification	Zenfone 3 Zoom (ZE553KL)	Zenfone 4 Pro (ZS551KL)
Microphone Count	2	3 Best value
Audio Features	Loudspeaker, 24-bit/192kHz Audio	aptX, Stereo Speakers, 24-bit/192kHz Audio Best value

Technical

Specification	Zenfone 3 Zoom (ZE553KL)	Zenfone 4 Pro (ZS551KL)
Model numbers	Z01HD, Z01HDA, ZE553KL	Z01GD, Z01GS