Samsung Galaxy J2 Pro (2018) vs Xiaomi Redmi 4a: 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 J2 Pro (2018):

OLED

Redmi 4a:

LCD
Weight

Redmi 4a: 21.5 g lighter

Galaxy J2 Pro (2018):

153 g

Redmi 4a:

131.5 g
Width

Redmi 4a: 1.9 mm narrower

Galaxy J2 Pro (2018):

72.3 mm

Redmi 4a:

70.4 mm
Height

Redmi 4a: 3.9 mm shorter

Galaxy J2 Pro (2018):

143.8 mm

Redmi 4a:

139.9 mm
Release year

Galaxy J2 Pro (2018):

2018

Redmi 4a:

2016

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 J2 Pro (2018)

Height:

143.8 mm +3.9 mm versus Redmi 4a
Width:

72.3 mm +1.9 mm versus Redmi 4a
Depth:

8.4 mm
2. Redmi 4a

Height:

139.9 mm
Width:

70.4 mm
Depth:

8.5 mm

Weight

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

1. Galaxy J2 Pro (2018)

153 g

+21.5 g versus Redmi 4a
2. Redmi 4a

131.5 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. Galaxy J2 Pro (2018)

Screen diagonal:

5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

68.9 cm²
2. Redmi 4a

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.

Recorded RAM for Galaxy J2 Pro (2018), Redmi 4a, compared at the same storage capacity.
Storage	Galaxy J2 Pro (2018)	Redmi 4a
16 GB	Unknown	2 GB RAM
32 GB	Unknown	2 GB RAM

Galaxy J2 Pro (2018): Original memory entry

16 GB · 1.5 GB RAM 2 GB RAM (India only)

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 J2 Pro (2018)

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

2. Redmi 4a

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

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 J2 Pro (2018)

2600 mAh
2. Redmi 4a

3120 mAh

+520 mAh versus Galaxy J2 Pro (2018)

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 J2 Pro (2018)2. Redmi 4a

Everyday essentials

Everyday essentials — specifications for Galaxy J2 Pro (2018), Redmi 4a.
Specification	Galaxy J2 Pro (2018)	Redmi 4a
Dimensions (HxWxD)	143.8 Х 72.3 Х 8.4 mm	139.9 Х 70.4 Х 8.5 mm
Weight	153 g	131.5 g
Technology	Super AMOLED	IPS LCD
Screen size	5" inch	5" inch
Screen resolution	540 x 960 px	720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16 GB 1.5 GB RAM 2 GB RAM (India only)	16/32 GB 2 GB RAM
Memory card support	microSD up to 256 GB (dedicated slot)	microSD up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.	2600 mAh Removable Li-Ion	3120 mAh Non-removable Li-Ion
Operating system OS	Android 7.1 (Nougat) upgradable to Android 8.0 (Oreo)	Android 6.0.1 (Marshmallow); MIUI 10
Chipset	Qualcomm MSM8917 Snapdragon 425 (28 nm)	Qualcomm MSM8917 Snapdragon 425 (28 nm)
Headphone jack	Yes	Yes

Display

Display — specifications for Galaxy J2 Pro (2018), Redmi 4a.
Specification	Galaxy J2 Pro (2018)	Redmi 4a
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	68.9 cm2	68.0 cm2
Screen format	16:9 (height:width)	16:9 (height:width)
Screen to body ratio	66.3%	69.0%
PPI /points per inch/	220 PPI	296 PPI
Screen protection	Corning Gorilla Glass (unspecified version)	Unknown

Camera and Video

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

Camera and Video — specifications for Galaxy J2 Pro (2018), Redmi 4a.
Specification	Galaxy J2 Pro (2018)	Redmi 4a
Rear camera, main	8 MP Single	13 MP Single
Camera specs	8 MP f/2.2 AF	13 MP AF f/2.2
Functions	LED flash	LED flash HDR panorama
Video	1080p@30fps	1080p@30fps
Front camera, selfie	5 MP Single	5 MP Single
Specifications	5 MP f/2.2	5 MP f/2.2
DxOMark Main Score *	65	Unknown
DxOMark Photo *	64	Unknown
DxOMark Video *	65	Unknown

Performance

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

Performance — specifications for Galaxy J2 Pro (2018), Redmi 4a.
Specification	Galaxy J2 Pro (2018)	Redmi 4a
Processor CPU	Quad-core 1.4 GHz Cortex-A53	Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU	Adreno 308	Adreno 308
Antutu 7 score *	Unknown	43152
GeekBench 4 Single Core *	659	664
GeekBench 4 Multi-Core *	1860	1740
GeekBench 4 RenderScript *	Unknown	1350
GeekBench 5 Single Core *	Unknown	123
GeekBench 5 Multi-Core *	Unknown	396

General specs

General specs — specifications for Galaxy J2 Pro (2018), Redmi 4a.
Specification	Galaxy J2 Pro (2018)	Redmi 4a
Release date	2018 January	2016 November
Colors	Black Gold Blue Pink	Gold Rose Gold Dark Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	120 EUR	110 EUR
Battery life	Talking time- Up to 18 h (3G) Music play - Up to 60 h	Unknown
Body build	aluminum frame plastic back	plastic body

Communication and Connectivity

Communication and Connectivity — specifications for Galaxy J2 Pro (2018), Redmi 4a.
Specification	Galaxy J2 Pro (2018)	Redmi 4a
SIM card	Dual SIM (Micro-SIM dual stand-by)	Hybrid Dual SIM (Nano-SIM/ Micro-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 20(800) 38(2600) 40(2300) - Asia Russia LTE band 1(2100) 40(2300) - India	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 4(1700/2100) 5(850) 7(2600) 20(800) 38(2600) 40(2300)
Speed	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps	HSPA LTE
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n Wi-Fi Direct hotspot	Wi-Fi 802.11 b/g/n Wi-Fi Direct hotspot
GPS	Yes with A-GPS GLONASS BDS	Yes with A-GPS GLONASS BDS
USB	microUSB 2.0 USB On-The-Go	microUSB 2.0
Bluetooth	4.2 A2DP	4.1 A2DP LE
Harmful irradiation	SAR - 0.51 W/kg (head) 1.20 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for Galaxy J2 Pro (2018), Redmi 4a.
Specification	Galaxy J2 Pro (2018)	Redmi 4a
Radio	FM radio	FM radio
Others	Unknown	Active noise cancellation with dedicated mic

Other features

Other features — specifications for Galaxy J2 Pro (2018), Redmi 4a.
Specification	Galaxy J2 Pro (2018)	Redmi 4a
Dop	Sensors Accelerometer proximity - Versions: J250F/DS (Global Dual-SIM) Also known as Samsung Galaxy J2 (2018) Samsung Galaxy Grand Prime Pro	Sensors Accelerometer gyro proximity Infrared port

Samsung Galaxy J2 Pro (2018) vs Xiaomi Redmi 4a