Sharp Aquos S3 mini vs Xiaomi Mi 4i: 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.

Weight

Mi 4i: 10 g lighter

Aquos S3 mini:

140 g

Mi 4i:

130 g
Width

Mi 4i: 3.4 mm narrower

Aquos S3 mini:

73 mm

Mi 4i:

69.6 mm
Screen diagonal

Mi 4i: 0.5 in smaller diagonal

Aquos S3 mini:

5.5 in

Mi 4i:

5 in
Chipset

Aquos S3 mini:

Qualcomm SDM630 Snapdragon 630 (14 nm)

Mi 4i:

Qualcomm MSM8939 Snapdragon 615 (28 nm)
Height

Mi 4i: 4.6 mm shorter

Aquos S3 mini:

142.7 mm

Mi 4i:

138.1 mm
Release year

Aquos S3 mini:

2018

Mi 4i:

2015

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 S3 mini

Height:

142.7 mm +4.6 mm versus Mi 4i
Width:

73 mm +3.4 mm versus Mi 4i
Depth:

7.8 mm
2. Mi 4i

Height:

138.1 mm
Width:

69.6 mm
Depth:

7.8 mm

Weight

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

1. Aquos S3 mini

140 g

+10 g versus Mi 4i
2. Mi 4i

130 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.

1. Aquos S3 mini

Screen diagonal:

5.5 in

Aspect ratio (height:width):

17:9

Approximate rectangular screen area:

80.7 cm²
2. Mi 4i

Screen diagonal:

5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

68.9 cm²

Aquos S3 mini has approximately 17.1% more rectangular screen area than Mi 4i.

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 S3 mini, Mi 4i, compared at the same storage capacity.
Storage	Aquos S3 mini	Mi 4i
16 GB	Not recorded	2 GB RAM
32 GB	Not recorded	2 GB RAM
64 GB	6 GB RAM	Not recorded

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 S3 mini

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 256 GB (uses SIM 2 slot)

2. Mi 4i

NFC:: Unknown
Headphone jack:: Yes
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 S3 mini

3020 mAh
2. Mi 4i

3120 mAh

+100 mAh versus Aquos S3 mini

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 S3 mini2. Mi 4i

Everyday essentials

Everyday essentials — specifications for Aquos S3 mini, Mi 4i.
Specification	Aquos S3 mini	Mi 4i
Dimensions (HxWxD)	142.7 Х 73 Х 7.8 mm	138.1 Х 69.6 Х 7.8 mm
Weight	140 g	130 g
Technology	IGZO IPS LCD	IPS LCD
Screen size	5.5" inch	5" inch
Screen resolution	1080 x 2040 px	1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64 GB 6 GB RAM	16/32 GB 2 GB RAM
Memory card support	microSD up to 256 GB (uses SIM 2 slot)	No
Battery Capacity is not battery life. No endurance test is implied.	3020 mAh Non-removable Li-Ion	3120 mAh Non-removable Li-Ion
Operating system OS	Android 7.1.1 (Nougat)	Android 5.0.2 (Lollipop); MIUI 8.2
Chipset	Qualcomm SDM630 Snapdragon 630 (14 nm)	Qualcomm MSM8939 Snapdragon 615 (28 nm)
Headphone jack	Yes	Yes

Display

Display — specifications for Aquos S3 mini, Mi 4i.
Specification	Aquos S3 mini	Mi 4i
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	80.7 cm2	68.9 cm2
Screen format	17:9 (height:width)	16:9 (height:width)
Screen to body ratio	77.5%	71.7%
PPI /points per inch/	420 PPI	441 PPI
Screen protection	Unknown	Corning scratch-resistant glass

Camera and Video

Camera and Video — specifications for Aquos S3 mini, Mi 4i.
Specification	Aquos S3 mini	Mi 4i
Rear camera, main	16 MP Single	13 MP Single
Camera specs	16 MP PDAF f/2.0	13 MP AF f/2.0
Functions	LED flash HDR panorama	Dual-LED dual-tone flash panorama HDR
Video	1080p@30fps	1080p@30fps 480p@120fps
Front camera, selfie	20 MP Single	5 MP Single
Specifications	20 MP f/2.0 2.0µm	5 MP f/1.8

Performance

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

Performance — specifications for Aquos S3 mini, Mi 4i.
Specification	Aquos S3 mini	Mi 4i
Processor CPU	Octa-core 2.2 GHz Cortex-A53	Octa-core (4x1.7 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU	Adreno 508	Adreno 405
Antutu 7 score *	Unknown	40156
GeekBench 4 Single Core *	Unknown	617
GeekBench 4 Multi-Core *	Unknown	1374
GeekBench 4 RenderScript *	Unknown	1404

General specs

General specs — specifications for Aquos S3 mini, Mi 4i.
Specification	Aquos S3 mini	Mi 4i
Release date	2018 March	2015 April
Colors	Black,Blue Gold	Dark Gray Black White Yellow Blue Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	250 EUR	260 EUR
Battery life	Unknown	Talking time- Up to 35 h (3G)
Body build	Front/back glass & aluminum frame	plastic body

Communication and Connectivity

Communication and Connectivity — specifications for Aquos S3 mini, Mi 4i.
Specification	Aquos S3 mini	Mi 4i
SIM card	Hybrid Dual SIM (Nano-SIM dual stand-by)	Dual SIM (Micro-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1900 / 2100 TD-SCDMA -4G - LTE band 3(1800) 7(2600) 38(2600) 39(1900) 40(2300) 41(2500)
Speed	HSPA LTE	HSPA LTE Cat4 150/50 Mbps
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n Wi-Fi Direct 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 BDS
USB	2.0 Type-C 1.0 reversible connector USB On-The-Go	microUSB 2.0 USB Host
Bluetooth	4.2 A2DP LE	4.1 A2DP
Harmful irradiation	Unknown	SAR - 1.29 W/kg (head)

Music and Audio

Music and Audio — specifications for Aquos S3 mini, Mi 4i.
Specification	Aquos S3 mini	Mi 4i
Radio	No	Stereo FM radio
Others	Active noise cancellation with dedicated mic	Active noise cancellation with dedicated mic

Other features

Other features — specifications for Aquos S3 mini, Mi 4i.
Specification	Aquos S3 mini	Mi 4i
Dop	Sensors Fingerprint (front-mounted) accelerometer gyro proximity compass - Charging 5V/2A 10W	Sensors Accelerometer gyro proximity compass - Fast battery charging: 40% in 60 min (Quick Charge)

Sharp Aquos S3 mini vs Xiaomi Mi 4i