A1 Smart N9 vs Sharp Aquos R2 compact

Compare recorded specifications, size and practical differences.

A1 Smart N9

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Sharp Aquos R2 compact

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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.

WeightAquos R2 compact: 10 g lighterAquos R2 compact: 135 g · Smart N9: 145 g
WidthAquos R2 compact: 4.8 mm narrowerAquos R2 compact: 64 mm · Smart N9: 68.8 mm
Screen diagonalAquos R2 compact: 0.3 in smaller diagonalAquos R2 compact: 5.2 in · Smart N9: 5.5 in
ChipsetMediatek MT6739WA (28 nm) / Qualcomm SDM845 Snapdragon 845 (10 nm)Smart N9: Mediatek MT6739WA (28 nm) · Aquos R2 compact: Qualcomm SDM845 Snapdragon 845 (10 nm)
DepthSmart N9: 0.6 mm thinnerSmart N9: 8.7 mm · Aquos R2 compact: 9.3 mm
HeightAquos R2 compact: 16.1 mm shorterAquos R2 compact: 131 mm · Smart N9: 147.1 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.

Front

Side

1. Smart N9
Height
147.1 mm+16.1 mm versus Aquos R2 compact
Width
68.8 mm+4.8 mm versus Aquos R2 compact
Depth
8.7 mm

Weight
145 g
2. Aquos R2 compact
Height
131 mm
Width
64 mm
Depth
9.3 mm+0.6 mm versus Smart N9

Weight
135 g

Weight

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

1. Smart N9145 g

+10 g versus Aquos R2 compact
2. Aquos R2 compact135 g

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.

Screen size

1. Smart N9 5.5 in · 18:9 About 78.1 cm² rectangular area
2. Aquos R2 compact 5.2 in · 19:9 About 67.5 cm² rectangular area

Smart N9 has approximately 15.7% more rectangular screen area than Aquos R2 compact.

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 by storage capacity and phone
Storage	Smart N9	Aquos R2 compact
16 GB	2 GB RAM	Unknown

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. Smart N9

NFC: Yes
Headphone jack: Yes
Memory card support: See details microSD · up to 32 GB

2. Aquos R2 compact

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

Battery capacity

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

Recorded capacity

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

1. Smart N92900 mAh

+400 mAh versus Aquos R2 compact
2. Aquos R2 compact2500 mAh

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. Smart N92. Aquos R2 compact

Everyday essentials

Everyday essentials
Specification	Smart N9	Aquos R2 compact
Dimensions (HxWxD)	147.1 Х 68.8 Х 8.7 mm	131 Х 64 Х 9.3 mm
Weight	145 g	135 g
Technology	IPS LCD	IGZO IPS LCD
Screen size	5.5" inch	5.2" inch
Screen resolution	720 x 1440 px	1080 x 2280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16GB 2GB RAM	64 GB 512GB 4GB
Memory card support	microSD up to 32 GB	microSD up to 512 GB
BatteryCapacity is not battery life. No endurance test is implied.	2900 mAh Non-removable Li-Ion	2500 mAh Non-removable Li-Ion
Operating system OS	Android 8.1 (Oreo)	Android 9.0 (Pie)
Chipset	Mediatek MT6739WA (28 nm)	Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC	Yes	Yes
Headphone jack	Yes	Yes

Display

Display
Specification	Smart N9	Aquos R2 compact
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	78.1 cm2	67.5 cm2
Screen format	18:9 (height:width)	19:9 (height:width)
Screen to body ratio	77.1%	80.5%
PPI /points per inch/	293 PPI	485 PPI
Screen protection	Unknown	Corning Gorilla Glass 3

Camera and Video

Camera and Video
Specification	Smart N9	Aquos R2 compact
Rear camera, main	13 MP Single	22.6 MP Single
Camera specs	13 MP AF	22.6 MP f/1.9 22 mm PDAF OIS
Functions	LED flash	LED flash HDR panorama
Video	1080p@30fps	1080p@30fps
Front camera, selfie	8 MP Single	8 MP Single
Specifications	8 MP	8 MP f/2.2 23 mm

Performance

Performance
Specification	Smart N9	Aquos R2 compact
Processor CPU	Quad-core 1.3 GHz Cortex-A53	Octa-core (4x2.6 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
Graphics processor GPU	Mali-T720MP2	Adreno 630

General specs

General specs
Specification	Smart N9	Aquos R2 compact
Release date	2018 June	2018 November
Colors	Silver Aluminium Black Titanium	Smokey Green Deep White Pure Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	120 EUR	Unknown
Body build	Unknown	Front glass aluminum frame plastic back

Communication and Connectivity

Communication and Connectivity
Specification	Smart N9	Aquos R2 compact
SIM card	Nano-SIM	Nano-SIM
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA -4G - LTE (unspecified)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 2100 -4G - LTE
Speed	HSPA LTE Cat4 150/50 Mbps	HSPA LTE
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot
GPS	Yes with A-GPS	Yes with A-GPS GLONASS GALILEO QZSS
USB	microUSB 2.0	2.0 Type-C 1.0 reversible connector (PowerDelivery 2.0)
Bluetooth	4.0 A2DP	5.0 A2DP LE
Harmful irradiation	SAR EU - 0.96 W/kg (head) 1.56 W/kg (body)	Unknown

Music and Audio

Music and Audio
Specification	Smart N9	Aquos R2 compact
Radio	FM radio	No
Others	Unknown	120 Hz -HDR10 -DCI-P3 Active noise cancellation with dedicated mic -Dolby Vision & Dolby Atmos -24-bit/192kHz audio

Other features

Other features
Specification	Smart N9	Aquos R2 compact
Dop	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity compass	Sensors Fingerprint (front-mounted) accelerometer gyro proximity compass - Fast battery charging - IP68 dust/water proof (up to 1.5m for 30 mins)

A1 Smart N9 vs Sharp Aquos R2 compact

A1 Smart N9

Sharp Aquos R2 compact

Key differences

Physical size

Screen size

Memory variants

Practical features

1. Smart N9

2. Aquos R2 compact

Battery capacity

Specifications

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