Samsung Galaxy Fold vs Samsung Galaxy J4: 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

Galaxy J4: 88 g lighter

Galaxy Fold:

263 g

Galaxy J4:

175 g
Chipset

Galaxy Fold:

Qualcomm SDM855 Snapdragon 855 (7 nm)

Galaxy J4:

Exynos 7570 Quad (14 nm)
Rear camera layout

Galaxy Fold:

Triple

Galaxy J4:

Single
Release year

Galaxy Fold:

2019

Galaxy J4:

2018

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 Fold

Height:

Unknown
Width:

Unknown
Depth:

Unknown

Folded/unfolded dimensions are ambiguous in this record; outlines are omitted.
2. Galaxy J4

Height:

151.7 mm
Width:

77.2 mm
Depth:

8.1 mm

Weight

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

1. Galaxy Fold

263 g

+88 g versus Galaxy J4
2. Galaxy J4

175 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.

At least two phones need compatible screen dimensions for a drawing.

1. Galaxy Fold

Galaxy Fold: Screen geometry unavailable or conflicting.
2. Galaxy J4

Screen diagonal:

5.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

83.4 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 Fold, Galaxy J4, compared at the same storage capacity.
Storage	Galaxy Fold	Galaxy J4
16 GB	Not recorded	2 GB RAM
512 GB	12 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. Galaxy Fold

NFC:: Yes
Headphone jack:: No
Memory card support:: No

2. Galaxy J4

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

4380 mAh

+1380 mAh versus Galaxy J4
2. Galaxy J4

3000 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. Galaxy Fold2. Galaxy J4

Everyday essentials

Everyday essentials — specifications for Galaxy Fold, Galaxy J4.
Specification	Galaxy Fold	Galaxy J4
Dimensions (HxWxD)	160.9 Х 62.9 Х 15.5 mm	151.7 Х 77.2 Х 8.1 mm
Weight	263 g	175 g
Technology	Dynamic AMOLED	Super AMOLED
Screen size	7.3" inch	5.5" inch
Screen resolution	1536 x 2152 px	720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	512 GB 12 GB RAM	16 GB 2 GB RAM
Memory card support	No	microSD up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	4380 mAh Non-removable Li-Po	3000 mAh Removable Li-Ion
Operating system OS	Android 9.0 (Pie)	Android 8.0 (Oreo)
Chipset	Qualcomm SDM855 Snapdragon 855 (7 nm)	Exynos 7570 Quad (14 nm)
NFC	Yes	Unknown
Headphone jack	No	Yes

Display

Display — specifications for Galaxy Fold, Galaxy J4.
Specification	Galaxy Fold	Galaxy J4
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	162.6 cm2	83.4 cm2
Screen format	16:10 (height:width)	16:9 (height:width)
Screen to body ratio	85.7%	71.2%
PPI /points per inch/	362 PPI	267 PPI

Camera and Video

Camera and Video — specifications for Galaxy Fold, Galaxy J4.
Specification	Galaxy Fold	Galaxy J4
Rear camera, main	12 MP Triple	13 MP Single
Camera specs	12 MP f/1.5-2.4 27mm (wide) 1/2.55" 1.4µm dual pixel PDAF OIS - 12 MP f/2.4 52mm (telephoto) 1/3.6" 1.0µm AF OIS 2x optical zoom - 16 MP f/2.2 12mm (ultrawide)	13 MP f/1.9 28mm (wide) AF
Functions	HDR	LED flash
Video	2160p@30fps 1080p@30fps gyro-EIS	1080p@30fps
Front camera, selfie	10 MP Dual	5 MP Single
Specifications	10 MP f/2.2 26mm (wide) 1.22µm 8 MP f/1.9 24mm (wide) 1.22µm depth sensor Cover camera: 10 MP	5 MP f/2.2

Performance

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

Performance — specifications for Galaxy Fold, Galaxy J4.
Specification	Galaxy Fold	Galaxy J4
Processor CPU	Octa-core (1x2.84 GHz Kryo 485 & 3x2.41 GHz Kryo 485 & 4x1.78 GHz Kryo 485)	Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU	Adreno 640	Mali-T720 MP2
Antutu 7 score *	379422	Unknown

General specs

General specs — specifications for Galaxy Fold, Galaxy J4.
Specification	Galaxy Fold	Galaxy J4
Release date	2019 February	2018 May
Colors	Space Silver Cosmos Black Martian Green Astro Blue	Black Gold Orchid Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	1750 EUR	140 EUR
Battery life	Unknown	Talking time- Up to 20 h (3G) Music play - Up to 80 h
Body build	Unknown	plastic body

Communication and Connectivity

Communication and Connectivity — specifications for Galaxy Fold, Galaxy J4.
Specification	Galaxy Fold	Galaxy J4
SIM card	Nano-SIM Electronic SIM card (eSIM)	Dual SIM (Micro-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE	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
Speed	HSPA LTE-A	HSPA LTE Cat4 150/50 Mbps
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac/ax dual-band Wi-Fi Direct hotspot	Wi-Fi 802.11 b/g/n Wi-Fi Direct hotspot
GPS	Yes with A-GPS GLONASS GALILEO BDS	Yes with A-GPS GLONASS BDS
USB	3.1 Type-C 1.0 reversible connector	microUSB 2.0
Bluetooth	5.0 A2DP LE aptX HD	4.2 A2DP LE
Harmful irradiation	SAR - 0.41 W/kg (head) 1.39 W/kg (body) SAR EU - 0.49 W/kg (head) 1.58 W/kg (body)	SAR - 0.36 W/kg (head) 1.49 W/kg (body)

Music and Audio

Music and Audio — specifications for Galaxy Fold, Galaxy J4.
Specification	Galaxy Fold	Galaxy J4
Radio	No	FM radio
Others	HDR10+ -Cover display: 4.6" Super AMOLED 720 x 1680 pixels (21:9) 32-bit/384kHz audio -Active noise cancellation with dedicated mic -Dolby Atmos sound -Tuned by AKG	Unknown

Other features

Other features — specifications for Galaxy Fold, Galaxy J4.
Specification	Galaxy Fold	Galaxy J4
Dop	Sensors Fingerprint (side-mounted) accelerometer gyro proximity compass barometer - ANT+ -Bixby natural language commands and dictation -Samsung DeX (desktop experience support) - Fast battery charging 15W -Fast wireless charging 15W -Power bank/Reverse wireless charging 9W - Samsung Pay (Visa MasterCard certified) -Dimensions: --Unfolded: 160.9 x 117.9 x 6.9 mm --Folded: 160.9 x 62.9 x 15.5 mm - Versions: SM-F900F (Global); SM-F900W (Canada); SM-F9000 (China Hong Kong)	Sensors Accelerometer proximity - Versions: J400F/DS (Global DS); J400G/DS

Samsung Galaxy Fold vs Samsung Galaxy J4

Samsung Galaxy Fold

Samsung Galaxy J4