Sharp Aquos R2 compact vs Xiaomi Mi 8 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

Aquos R2 compact:

LCD

Mi 8 Explorer:

OLED
Weight

Aquos R2 compact: 42 g lighter

Aquos R2 compact:

135 g

Mi 8 Explorer:

177 g
Width

Aquos R2 compact: 10.8 mm narrower

Aquos R2 compact:

64 mm

Mi 8 Explorer:

74.8 mm
Screen diagonal

Aquos R2 compact: 1.01 in smaller diagonal

Aquos R2 compact:

5.2 in

Mi 8 Explorer:

6.21 in
Rear camera layout

Aquos R2 compact:

Single

Mi 8 Explorer:

Dual
Depth

Mi 8 Explorer: 1.7 mm thinner

Aquos R2 compact:

9.3 mm

Mi 8 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. Aquos R2 compact

Height:

131 mm
Width:

64 mm
Depth:

9.3 mm +1.7 mm versus Mi 8 Explorer
2. Mi 8 Explorer

Height:

154.9 mm +23.9 mm versus Aquos R2 compact
Width:

74.8 mm +10.8 mm versus Aquos R2 compact
Depth:

7.6 mm

Weight

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

1. Aquos R2 compact

135 g
2. Mi 8 Explorer

177 g

+42 g versus Aquos R2 compact

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.

At least two phones need compatible screen dimensions for a drawing.

1. Aquos R2 compact

Screen diagonal:

5.2 in

Aspect ratio (height:width):

19:9

Approximate rectangular screen area:

67.5 cm²
2. Mi 8 Explorer

Mi 8 Explorer: Screen geometry unavailable or conflicting.

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 Aquos R2 compact, Mi 8 Explorer, compared at the same storage capacity.
Storage	Aquos R2 compact	Mi 8 Explorer
128 GB	Unknown	8 GB RAM

Aquos R2 compact: Original memory entry

64 GB · 512GB 4GB

Practical features

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

1. Aquos R2 compact

NFC:: Yes
Headphone jack:: Yes
Memory card support:: See details microSD · up to 512 GB

2. Mi 8 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. Aquos R2 compact

2500 mAh
2. Mi 8 Explorer

3000 mAh

+500 mAh versus Aquos R2 compact

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. Aquos R2 compact2. Mi 8 Explorer

Everyday essentials

Everyday essentials — specifications for Aquos R2 compact, Mi 8 Explorer.
Specification	Aquos R2 compact	Mi 8 Explorer
Dimensions (HxWxD)	131 Х 64 Х 9.3 mm	154.9 Х 74.8 Х 7.6 mm
Weight	135 g	177 g
Technology	IGZO IPS LCD	Super AMOLED
Screen size	5.2" inch	6.21" inch
Screen resolution	1080 x 2280 px	1080 x 2248 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64 GB 512GB 4GB	128 GB 8 GB RAM
Memory card support	microSD up to 512 GB	No
Battery Capacity is not battery life. No endurance test is implied.	2500 mAh Non-removable Li-Ion	3000 mAh Non-removable Li-Po
Operating system OS	Android 9.0 (Pie)	Android 8.1 (Oreo) upgradable to Android 9.0 (Pie); MIUI 10.1
Chipset	Qualcomm SDM845 Snapdragon 845 (10 nm)	Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC	Yes	Yes
Headphone jack	Yes	No

Display

Display — specifications for Aquos R2 compact, Mi 8 Explorer.
Specification	Aquos R2 compact	Mi 8 Explorer
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	67.5 cm2	97.1 cm2
Screen format	19:9 (height:width)	Unknown
Screen to body ratio	80.5%	83.8%
PPI /points per inch/	485 PPI	0 PPI
Screen protection	Corning Gorilla Glass 3	Corning Gorilla Glass 5

Camera and Video

Camera and Video — specifications for Aquos R2 compact, Mi 8 Explorer.
Specification	Aquos R2 compact	Mi 8 Explorer
Rear camera, main	22.6 MP Single	12 MP Dual
Camera specs	22.6 MP f/1.9 22 mm PDAF OIS	12 MP f/1.8 1/2.55'' 1.4µm 4-axis OIS dual pixel PDAF -12 MP f/2.4 1/3.4'' 1.0µm AF 2x optical zoom
Functions	LED flash HDR panorama	Dual-LED flash HDR panorama
Video	1080p@30fps	1080p@30fps
Front camera, selfie	8 MP Single	20 MP Single
Specifications	8 MP f/2.2 23 mm	20 MP f/2.0 0.9μm

Performance

Performance — specifications for Aquos R2 compact, Mi 8 Explorer.
Specification	Aquos R2 compact	Mi 8 Explorer
Processor CPU	Octa-core (4x2.6 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)	Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
Graphics processor GPU	Adreno 630	Adreno 630

General specs

General specs — specifications for Aquos R2 compact, Mi 8 Explorer.
Specification	Aquos R2 compact	Mi 8 Explorer
Release date	2018 November	2018 May
Colors	Smokey Green Deep White Pure Black	Black (transparent back)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	Unknown	500 EUR
Body build	Front glass aluminum frame plastic back	Front/back glass aluminum frame (7000 series)

Communication and Connectivity

Communication and Connectivity — specifications for Aquos R2 compact, Mi 8 Explorer.
Specification	Aquos R2 compact	Mi 8 Explorer
SIM card	Nano-SIM	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 2100 -4G - LTE	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) 34(2000) 38(2600) 39(1900) 40(2300) 41(2500)
Speed	HSPA LTE	HSPA 42.2/5.76 Mbps LTE-A (4CA) Cat16 1024/150 Mbps
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct DLNA hotspot
GPS	Yes with A-GPS GLONASS GALILEO QZSS	Yes with dual-band A-GPS GLONASS BDS GALILEO QZSS
USB	2.0 Type-C 1.0 reversible connector (PowerDelivery 2.0)	Type-C 1.0 reversible connector
Bluetooth	5.0 A2DP LE	5.0 A2DP LE aptX HD

Music and Audio

Music and Audio — specifications for Aquos R2 compact, Mi 8 Explorer.
Specification	Aquos R2 compact	Mi 8 Explorer
Radio	No	No
Others	120 Hz -HDR10 -DCI-P3 Active noise cancellation with dedicated mic -Dolby Vision & Dolby Atmos -24-bit/192kHz audio	HDR10 -DCI-P3 Active noise cancellation with dedicated mic

Other features

Other features — specifications for Aquos R2 compact, Mi 8 Explorer.
Specification	Aquos R2 compact	Mi 8 Explorer
Dop	Sensors Fingerprint (front-mounted) accelerometer gyro proximity compass - Fast battery charging - IP68 dust/water proof (up to 1.5m for 30 mins)	Sensors Face ID fingerprint (under display) accelerometer gyro proximity barometer compass - Fast battery charging (Quick Charge 4.0+) - For China

Sharp Aquos R2 compact vs Xiaomi Mi 8 Explorer