Samsung Galaxy J4 vs TECNO Spark 3: 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 J4:

OLED

Spark 3:

LCD
Width

Spark 3: 1.4 mm narrower

Galaxy J4:

77.2 mm

Spark 3:

75.8 mm
Screen diagonal

Galaxy J4: 0.7 in smaller diagonal

Galaxy J4:

5.5 in

Spark 3:

6.2 in
Chipset

Galaxy J4:

Exynos 7570 Quad (14 nm)

Spark 3:

Mediatek MT6761 Helio A22 (12 nm)
Height

Galaxy J4: 3.6 mm shorter

Galaxy J4:

151.7 mm

Spark 3:

155.3 mm
Release year

Galaxy J4:

2018

Spark 3:

2019

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 J4

Height:

151.7 mm
Width:

77.2 mm +1.4 mm versus Spark 3
Depth:

8.1 mm

Weight:

175 g
2. Spark 3

Height:

155.3 mm +3.6 mm versus Galaxy J4
Width:

75.8 mm
Depth:

8.2 mm

Weight:

Unknown

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. Galaxy J4

Screen diagonal:

5.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

83.4 cm²
2. Spark 3

Spark 3: 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 Galaxy J4, Spark 3, compared at the same storage capacity.
Storage	Galaxy J4	Spark 3
16 GB Recorded for all phones	2 GB RAM	2 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 J4

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

2. Spark 3

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD

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 J4

3000 mAh
2. Spark 3

3500 mAh

+500 mAh versus Galaxy J4

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 J42. Spark 3

Everyday essentials

Everyday essentials — specifications for Galaxy J4, Spark 3.
Specification	Galaxy J4	Spark 3
Dimensions (HxWxD)	151.7 Х 77.2 Х 8.1 mm	155.3 Х 75.8 Х 8.2 mm
Weight	175 g	0 g
Technology	Super AMOLED	IPS LCD
Screen size	5.5" inch	6.2" inch
Screen resolution	720 x 1280 px	720 x 1500 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16 GB 2 GB RAM	16GB 2GB RAM
Memory card support	microSD up to 256 GB (dedicated slot)	microSD
Battery Capacity is not battery life. No endurance test is implied.	3000 mAh Removable Li-Ion	3500 mAh Non-removable Li-Ion
Operating system OS	Android 8.0 (Oreo)	Android 9.0 (Pie) HIOS 5.0
Chipset	Exynos 7570 Quad (14 nm)	Mediatek MT6761 Helio A22 (12 nm)
Headphone jack	Yes	Yes

Display

Display — specifications for Galaxy J4, Spark 3.
Specification	Galaxy J4	Spark 3
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	83.4 cm2	96.7 cm2
Screen format	16:9 (height:width)	Unknown
Screen to body ratio	71.2%	82.2%
PPI /points per inch/	267 PPI	0 PPI

Camera and Video

Camera and Video — specifications for Galaxy J4, Spark 3.
Specification	Galaxy J4	Spark 3
Rear camera, main	13 MP Single	13 MP Single
Camera specs	13 MP f/1.9 28mm (wide) AF	13 MP AF
Functions	LED flash	LED flash
Video	1080p@30fps	1080p@30fps
Front camera, selfie	5 MP Single	8 MP Single
Specifications	5 MP f/2.2	8 MP

Performance

Performance — specifications for Galaxy J4, Spark 3.
Specification	Galaxy J4	Spark 3
Processor CPU	Quad-core 1.4 GHz Cortex-A53	Quad-core 2.0 GHz Cortex-A53
Graphics processor GPU	Mali-T720 MP2	PowerVR GE8320

General specs

General specs — specifications for Galaxy J4, Spark 3.
Specification	Galaxy J4	Spark 3
Release date	2018 May	2019 April
Colors	Black Gold Orchid Gray	Midnight Black Champagne Gold Aqua Blue Bordeaux Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	140 EUR	Unknown
Battery life	Talking time- Up to 20 h (3G) Music play - Up to 80 h	Unknown
Body build	plastic body	Unknown

Communication and Connectivity

Communication and Connectivity — specifications for Galaxy J4, Spark 3.
Specification	Galaxy J4	Spark 3
SIM card	Dual SIM (Micro-SIM dual stand-by)	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100 - India Pakistan -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 20(800) 38(2600) 40(2300) - India Pakistan	Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed	HSPA LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps 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 b/g/n hotspot
GPS	Yes with A-GPS GLONASS BDS	Yes with A-GPS
USB	microUSB 2.0	microUSB 2.0
Bluetooth	4.2 A2DP LE	5.0 A2DP LE
Harmful irradiation	SAR - 0.36 W/kg (head) 1.49 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for Galaxy J4, Spark 3.
Specification	Galaxy J4	Spark 3
Radio	FM radio	FM radio

Other features

Other features — specifications for Galaxy J4, Spark 3.
Specification	Galaxy J4	Spark 3
Dop	Sensors Accelerometer proximity - Versions: J400F/DS (Global DS); J400G/DS	Sensors Fingerprint (rear-mounted) accelerometer proximity

Samsung Galaxy J4 vs TECNO Spark 3