Samsung Galaxy J3 vs Xiaomi Mi 4: 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

Galaxy J3:

OLED

Mi 4:

LCD
Weight

Galaxy J3: 11 g lighter

Galaxy J3:

138 g

Mi 4:

149 g
Width

Mi 4: 2.5 mm narrower

Galaxy J3:

71 mm

Mi 4:

68.5 mm
Depth

Galaxy J3: 1 mm thinner

Galaxy J3:

7.9 mm

Mi 4:

8.9 mm
Height

Mi 4: 3.1 mm shorter

Galaxy J3:

142.3 mm

Mi 4:

139.2 mm
Release year

Galaxy J3:

2015

Mi 4:

2014

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. Galaxy J3

Height:

142.3 mm +3.1 mm versus Mi 4
Width:

71 mm +2.5 mm versus Mi 4
Depth:

7.9 mm
2. Mi 4

Height:

139.2 mm
Width:

68.5 mm
Depth:

8.9 mm +1 mm versus Galaxy J3

Weight

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

1. Galaxy J3

138 g
2. Mi 4

149 g

+11 g versus Galaxy J3

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. Galaxy J3

Screen diagonal:

5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

68.9 cm²
2. Mi 4

Screen diagonal:

5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

68.9 cm²

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Galaxy J3: Original memory entry

8/16 GB · 1.5/2 GB RAM

Mi 4: Original memory entry

16/64 GB · 2/3 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. Galaxy J3

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

2. Mi 4

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. Galaxy J3

2600 mAh
2. Mi 4

3080 mAh

+480 mAh versus Galaxy J3

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. Galaxy J32. Mi 4

Everyday essentials

Everyday essentials — specifications for Galaxy J3, Mi 4.
Specification	Galaxy J3	Mi 4
Dimensions (HxWxD)	142.3 Х 71 Х 7.9 mm	139.2 Х 68.5 Х 8.9 mm
Weight	138 g	149 g
Technology	Super AMOLED	IPS LCD
Screen size	5" inch	5" inch
Screen resolution	720 x 1280 px	1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	8/16 GB 1.5/2 GB RAM	16/64 GB 2/3 GB RAM
Memory card support	microSD up to 256 GB (dedicated slot)	No
Battery Capacity is not battery life. No endurance test is implied.	2600 mAh Removable Li-Ion	3080 mAh Non-removable Li-Ion
Operating system OS	Android 5.1.1 (Lollipop) or Android 6.0 (Marshmallow) upgradable to 7.1.1 (Nougat)	Android 4.4.3 (KitKat) upgradable to 6.0.1 (Marshmallow); MIUI 10
Chipset	Spreadtrum SC9830 -Exynos 3475 Quad (28 nm) USA	Qualcomm MSM8974AC Snapdragon 801 (28 nm)
NFC	Yes (market dependent)	Unknown
Headphone jack	Yes	Yes

Display

Display — specifications for Galaxy J3, Mi 4.
Specification	Galaxy J3	Mi 4
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	68.9 cm2	68.9 cm2
Screen format	16:9 (height:width)	16:9 (height:width)
Screen to body ratio	68.2%	72.3%
PPI /points per inch/	294 PPI	441 PPI
Screen protection	Asahi Dragontrail Glass	Unknown

Camera and Video

Camera and Video — specifications for Galaxy J3, Mi 4.
Specification	Galaxy J3	Mi 4
Rear camera, main	8 MP Single	13 MP Single
Camera specs	8 MP f/2.2 AF -5 MP AF - USA	13 MP f/1.8 1/3'' 1.12µm AF
Functions	LED flash HDR	LED flash panorama HDR
Video	720p@30fps	1080p@30fps
Front camera, selfie	2 MP Single	8 MP Single
Specifications	2 MP (USA) 5 MP f/2.2 (all other regions)	8 MP f/1.8

Performance

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

Performance — specifications for Galaxy J3, Mi 4.
Specification	Galaxy J3	Mi 4
Processor CPU	Quad-core 1.5 GHz Cortex-A7 -Quad-core 1.3 GHz Cortex-A7 USA	Quad-core 2.5 GHz Krait 400
Graphics processor GPU	Mali-400 -Mali-T720 USA	Adreno 330
Antutu 7 score *	24156	61632
GeekBench 4 Single Core *	441	891
GeekBench 4 Multi-Core *	1159	1967
GeekBench 4 RenderScript *	740	1997

General specs

General specs — specifications for Galaxy J3, Mi 4.
Specification	Galaxy J3	Mi 4
Release date	2015 November	2014 July
Colors	White Black Gold	Black White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	120 EUR	230 EUR
Battery life	Stand by time- Up to 349 h Talking time- Up to 22 h Music play - Up to 77 h	Stand by time- Up to 280 h (3G)
Body build	plastic body	aluminum frame plastic back

Communication and Connectivity

Communication and Connectivity — specifications for Galaxy J3, Mi 4.
Specification	Galaxy J3	Mi 4
SIM card	Single SIM (Micro-SIM)Dual SIM (Micro-SIM dual stand-by)Nano-SIM (USA models only)	Micro-SIM
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 20(800)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - all versions CDMA 800 / 1900 - Telecom 3G model -3G - TD-SCDMA - 4G model HSDPA 850 / 900 / 1900 / 2100 - Unicom 3G model Telecom 3G model CDMA2000 1xEV-DO - Telecom 3G model -4G - LTE band 38(2600) 39(1900) 40(2300) - 4G model
Speed	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps LTE EV-DO Rev.A 3.1 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 Wi-Fi Direct DLNA hotspot
GPS	Yes with A-GPS GLONASS	Yes with A-GPS GLONASS BDS
USB	microUSB 2.0 USB On-The-Go	microUSB 2.0 USB Host
Bluetooth	4.0/4.1 A2DP LE	4.0 A2DP
Harmful irradiation	SAR - 1.17 W/kg (head) 1.12 W/kg (body) SAR EU - 0.48 W/kg (head) 0.42 W/kg (body)	SAR - 1.36 W/kg (head)

Music and Audio

Music and Audio — specifications for Galaxy J3, Mi 4.
Specification	Galaxy J3	Mi 4
Radio	FM radio RDS recording (mark	FM radio
Others	Active noise cancellation with dedicated mic	Active noise cancellation with dedicated mic

Other features

Other features — specifications for Galaxy J3, Mi 4.
Specification	Galaxy J3	Mi 4
Dop	Sensors Accelerometer proximity - Versions: J320FN (Europe); J320F (EMEA); J320F/DD (India); J320A (AT&T); J320P (Sprint Virgin Mobile Boost); Galaxy Amp Prime (Cricket); Galaxy J3 V (Verizon); J320M (LATAM); J320G (Asia). Also know	Sensors Accelerometer gyro proximity compass barometer Infrared port - Fast battery charging (Quick Charge 2.0)

Samsung Galaxy J3 vs Xiaomi Mi 4