Asus Zenfone 2 ZE550ML vs Xiaomi Mi 9 Explorer: specs comparison

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

Display technology

OLED versus LCD

Zenfone 2 ZE550ML:

LCD

Mi 9 Explorer:

OLED
Width

Mi 9 Explorer: 2.5 mm narrower

Zenfone 2 ZE550ML:

77.2 mm

Mi 9 Explorer:

74.7 mm
Screen diagonal

Zenfone 2 ZE550ML: 0.89 in smaller diagonal

Zenfone 2 ZE550ML:

5.5 in

Mi 9 Explorer:

6.39 in
Chipset

Zenfone 2 ZE550ML:

Intel Atom Z3560

Mi 9 Explorer:

Qualcomm SDM855 Snapdragon 855 (7 nm)
Rear camera layout

Zenfone 2 ZE550ML:

Single

Mi 9 Explorer:

Triple
Depth

Mi 9 Explorer: 3.3 mm thinner

Zenfone 2 ZE550ML:

10.9 mm

Mi 9 Explorer:

7.6 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

1. Zenfone 2 ZE550ML

Height:

152.5 mm
Width:

77.2 mm +2.5 mm versus Mi 9 Explorer
Depth:

10.9 mm +3.3 mm versus Mi 9 Explorer
2. Mi 9 Explorer

Height:

157.5 mm +5 mm versus Zenfone 2 ZE550ML
Width:

74.7 mm
Depth:

7.6 mm

Weight

Bars start at zero and share a scale within this chart.

1. Zenfone 2 ZE550ML

170 g
2. Mi 9 Explorer

173 g

+3 g versus Zenfone 2 ZE550ML

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

1. Zenfone 2 ZE550ML

Screen diagonal:

5.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

83.4 cm²
2. Mi 9 Explorer

Screen diagonal:

6.39 in

Aspect ratio (height:width):

19.5:9

Approximate rectangular screen area:

100.2 cm²

Mi 9 Explorer has approximately 20.2% more rectangular screen area than Zenfone 2 ZE550ML.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for Zenfone 2 ZE550ML, Mi 9 Explorer, compared at the same storage capacity.
Storage	Zenfone 2 ZE550ML	Mi 9 Explorer
16 GB	2 GB RAM	Unknown

Mi 9 Explorer: Original memory entry

256 GB · 8/12 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Zenfone 2 ZE550ML

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 256 GB (dedicated slot)

2. Mi 9 Explorer

NFC:: Yes
Headphone jack:: No
Memory card support:: No

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

1. Zenfone 2 ZE550ML

3000 mAh
2. Mi 9 Explorer

3300 mAh

+300 mAh versus Zenfone 2 ZE550ML

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Zenfone 2 ZE550ML2. Mi 9 Explorer

Everyday essentials

Everyday essentials — specifications for Zenfone 2 ZE550ML, Mi 9 Explorer.
Specification	Zenfone 2 ZE550ML	Mi 9 Explorer
Dimensions (HxWxD)	152.5 Х 77.2 Х 10.9 mm	157.5 Х 74.7 Х 7.6 mm
Weight	170 g	173 g
Technology	IPS LCD	Super AMOLED
Screen size	5.5" inch	6.39" inch
Screen resolution	720 x 1280 px	1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16 GB 2 GB RAM	256 GB 8/12 GB RAM
Memory card support	microSD up to 256 GB (dedicated slot)	No
Battery Capacity is not battery life. No endurance test is implied.	3000 mAh Non-removable Li-Po	3300 mAh Non-removable Li-Po
Operating system OS	Android 5.0 (Lollipop) upgradable to 6.0 (Marshmallow); ZenUI	Android 9.0 (Pie); MIUI 10
Chipset	Intel Atom Z3560	Qualcomm SDM855 Snapdragon 855 (7 nm)
NFC	Unknown	Yes
Headphone jack	Yes	No

Display

Display — specifications for Zenfone 2 ZE550ML, Mi 9 Explorer.
Specification	Zenfone 2 ZE550ML	Mi 9 Explorer
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	83.4 cm2	100.2 cm2
Screen format	16:9 (height:width)	19.5:9 (height:width)
Screen to body ratio	70.8%	85.2%
PPI /points per inch/	267 PPI	403 PPI
Screen protection	Corning Gorilla Glass 3	Corning Gorilla Glass 6

Camera and Video

Camera and Video — specifications for Zenfone 2 ZE550ML, Mi 9 Explorer.
Specification	Zenfone 2 ZE550ML	Mi 9 Explorer
Rear camera, main	13 MP Single	48 MP Triple
Camera specs	13 MP AF f/2.0	48 MP f/1.5 (12GB RAM model) or f/1.8 (8GB RAM model) (wide) 1/2" 0.8µm PDAF Laser AF - 12 MP f/2.2 54mm (telephoto) 1/3.6" 1.0µm laser AF 2x optical zoom - 16 MP 13mm (ultrawide) 1/3.0"
Functions	Dual-LED dual-tone flash panorama HDR	HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	5 MP Single	20 MP Single
Specifications	5 MP f/2.0	20 MP f/2.0 0.9μm

Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Zenfone 2 ZE550ML, Mi 9 Explorer.
Specification	Zenfone 2 ZE550ML	Mi 9 Explorer
Processor CPU	Quad-core 1.8 GHz	Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
Graphics processor GPU	PowerVR G6430	Adreno 640
Antutu 7 score *	41152	Unknown

General specs

General specs — specifications for Zenfone 2 ZE550ML, Mi 9 Explorer.
Specification	Zenfone 2 ZE550ML	Mi 9 Explorer
Release date	2015 March	2019 February
Colors	Osmium Black Glamor Red Ceramic White	Transparent Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	250 EUR	530 EUR
Body build	Unknown	Back glass (Gorilla Glass 5) aluminum frame (7000 series)

Communication and Connectivity

Communication and Connectivity — specifications for Zenfone 2 ZE550ML, Mi 9 Explorer.
Specification	Zenfone 2 ZE550ML	Mi 9 Explorer
SIM card	Dual SIM (Micro-SIM dual stand-by)	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA - China & India -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 8(900) 28(700) - Taiwan LTE band 1(2100) 7(2600) 20(800) - Global LTE band 1(2100) 38(2600) 39(1900) 40(2300) 41(2500) - China & India	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 12(700) 17(700) 20(800) 28(700) 38(2600) 39(1900) 40(2300)
Speed	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps	HSPA LTE-A
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac Wi-Fi Direct hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct DLNA hotspot
GPS	Yes with A-GPS GLONASS	Yes with dual-band A-GPS GLONASS BDS GALILEO QZSS
USB	microUSB 2.0 USB Host	2.0 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	4.0 A2DP EDR	5.0 A2DP LE aptX HD
Harmful irradiation	SAR EU - 0.35 W/kg (head)	Unknown

Music and Audio

Music and Audio — specifications for Zenfone 2 ZE550ML, Mi 9 Explorer.
Specification	Zenfone 2 ZE550ML	Mi 9 Explorer
Radio	FM radio	No
Others	Unknown	HDR10 -DCI-P3 Active noise cancellation with dedicated mic

Other features

Other features — specifications for Zenfone 2 ZE550ML, Mi 9 Explorer.
Specification	Zenfone 2 ZE550ML	Mi 9 Explorer
Dop	Sensors Accelerometer proximity compass	Sensors Fingerprint (under display) accelerometer gyro proximity compass Infrared port - Fast battery charging 27W (Quick Charge 4+) -Fast wireless charging 20W - Also known as Xiaomi Mi 9 Transparent Edition

Asus Zenfone 2 ZE550ML vs Xiaomi Mi 9 Explorer