Samsung Galaxy J4 Core vs verykool RS90

Compare recorded specifications, size and practical differences.

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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 Core: 24 g lighter

    Galaxy J4 Core:
    177 g
    RS90:
    201 g
  • Screen diagonal

    RS90: 1.5 in smaller diagonal

    Galaxy J4 Core:
    6 in
    RS90:
    4.5 in
  • Depth

    Galaxy J4 Core: 4.2 mm thinner

    Galaxy J4 Core:
    7.9 mm
    RS90:
    12.1 mm
  • Height

    RS90: 16.6 mm shorter

    Galaxy J4 Core:
    160.6 mm
    RS90:
    144 mm
  • Release year

    Galaxy J4 Core:
    2018
    RS90:
    2013

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. 1. Galaxy J4 Core

    Height:
    160.6 mm +16.6 mm versus RS90
    Width:
    76.1 mm
    Depth:
    7.9 mm
  2. 2. RS90

    Height:
    144 mm
    Width:
    75.6 mm
    Depth:
    12.1 mm +4.2 mm versus Galaxy J4 Core

Weight

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

  1. 1. Galaxy J4 Core

    177 g

  2. 2. RS90

    201 g

    +24 g versus Galaxy J4 Core

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. 1. Galaxy J4 Core

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18.5:9
    Approximate rectangular screen area:
    91.4 cm²
  2. 2. RS90

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²

Galaxy J4 Core has approximately 63.7% more rectangular screen area than RS90.

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 Core, RS90, compared at the same storage capacity.
StorageGalaxy J4 CoreRS90
16 GB 1 GB RAM Unknown
RS90: Original memory entry

2 GB

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 Core

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (dedicated slot)

2. RS90

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. 1. Galaxy J4 Core

    3300 mAh

    +1500 mAh versus RS90

  2. 2. RS90

    1800 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 J4 Core2. RS90

Everyday essentials
Everyday essentials — specifications for Galaxy J4 Core, RS90.
SpecificationGalaxy J4 CoreRS90
Dimensions (HxWxD)
  • 160.6 Х 76.1 Х 7.9 mm
  • 144 Х 75.6 Х 12.1 mm
Weight
  • 177 g
  • 201 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6" inch
  • 4.5" inch
Screen resolution
  • 720 x 1480 px
  • 540 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 2 GB
Memory card support
  • microSD
  • up to 1 TB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3300 mAh
  • Non-removable Li-Ion
  • 1800 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 4.0 (Ice Cream Sandwich)
Chipset
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy J4 Core, RS90.
SpecificationGalaxy J4 CoreRS90
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 91.4 cm2
  • 55.8 cm2
Screen format
  • 18.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 74.8%
  • 51.3%
PPI /points per inch/
  • 274 PPI
  • 245 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for Galaxy J4 Core, RS90.
SpecificationGalaxy J4 CoreRS90
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • f/2.2
  • AF
  • 5 MP
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 5 MP
  • f/2.2
  • VGA
Performance

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

Performance — specifications for Galaxy J4 Core, RS90.
SpecificationGalaxy J4 CoreRS90
Processor CPU
  • Quad-core 1.4 GHz Cortex-A53
  • Dual-core 1.2 GHz
Graphics processor GPU
  • Adreno 308
Unknown
Antutu 7 score *
  • 32456
Unknown
General specs
General specs — specifications for Galaxy J4 Core, RS90.
SpecificationGalaxy J4 CoreRS90
Release date
  • 2018
  • November
  • 2013
Colors
  • Black
  • Gold
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 192 h Talking time- Up to 9 h
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy J4 Core, RS90.
SpecificationGalaxy J4 CoreRS90
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 - J410F/DS HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - J410G/DS -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 41(2500) - J410F/DS LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 12(700)
  • 13(700)
  • 17(700)
  • 28(700)
  • 41(2500)
  • 66(1700/2100) - J410G/DS
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 7.2/5.76 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
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.1
Harmful irradiation
  • SAR - 0.65 W/kg (head) 0.37 W/kg (body) SAR EU - 0.34 W/kg (head) 1.48 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Galaxy J4 Core, RS90.
SpecificationGalaxy J4 CoreRS90
Radio
  • Stereo FM radio
  • recording
  • FM radio
Other features
Other features — specifications for Galaxy J4 Core, RS90.
SpecificationGalaxy J4 CoreRS90
Dop
  • Sensors Accelerometer
  • proximity - ANT+ - Versions: SM-J410F/DS (Global); SM-J410G/DS (LATAM)
  • Sensors Accelerometer
  • proximity - IP67 dust/water resistant (up to 1m for 30 mins) -Flashlight