Oppo K1 vs Samsung Galaxy J2 Core

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.

  • Width

    Galaxy J2 Core: 3.4 mm narrower

    K1:
    75.5 mm
    Galaxy J2 Core:
    72.1 mm
  • Screen diagonal

    Galaxy J2 Core: 1.4 in smaller diagonal

    K1:
    6.4 in
    Galaxy J2 Core:
    5 in
  • Chipset

    K1:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    Galaxy J2 Core:
    Exynos 7570 Quad (14 nm)
  • Rear camera layout

    K1:
    Dual
    Galaxy J2 Core:
    Single
  • Depth

    K1: 1.5 mm thinner

    K1:
    7.4 mm
    Galaxy J2 Core:
    8.9 mm
  • Height

    Galaxy J2 Core: 14.9 mm shorter

    K1:
    158.3 mm
    Galaxy J2 Core:
    143.4 mm

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. K1

    Height:
    158.3 mm +14.9 mm versus Galaxy J2 Core
    Width:
    75.5 mm +3.4 mm versus Galaxy J2 Core
    Depth:
    7.4 mm
  2. 2. Galaxy J2 Core

    Height:
    143.4 mm
    Width:
    72.1 mm
    Depth:
    8.9 mm +1.5 mm versus K1

Weight

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

  1. 1. K1

    156 g

    +2 g versus Galaxy J2 Core

  2. 2. Galaxy J2 Core

    154 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. 1. K1

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.5 cm²
  2. 2. Galaxy J2 Core

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

K1 has approximately 45.9% more rectangular screen area than Galaxy J2 Core.

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 K1, Galaxy J2 Core, compared at the same storage capacity.
StorageK1Galaxy J2 Core
8 GB Unknown 1 GB RAM
K1: Original memory entry

64 GB · 4/6 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. K1

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

2. Galaxy J2 Core

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. 1. K1

    3600 mAh

    +1000 mAh versus Galaxy J2 Core

  2. 2. Galaxy J2 Core

    2600 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. K12. Galaxy J2 Core

Everyday essentials
Everyday essentials — specifications for K1, Galaxy J2 Core.
SpecificationK1Galaxy J2 Core
Dimensions (HxWxD)
  • 158.3 Х 75.5 Х 7.4 mm
  • 143.4 Х 72.1 Х 8.9 mm
Weight
  • 156 g
  • 154 g
Technology
  • Super AMOLED
  • PLS TFT
Screen size
  • 6.4" inch
  • 5" inch
Screen resolution
  • 1080 x 2340 px
  • 540 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4/6 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3600 mAh
  • Non-removable Li-Ion
  • 2600 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo); ColorOS 5.2
  • Android 8.1 Oreo (Go edition)
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Exynos 7570 Quad (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K1, Galaxy J2 Core.
SpecificationK1Galaxy J2 Core
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 101.0 cm2
  • 68.9 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 84.5%
  • 66.7%
PPI /points per inch/
  • 402 PPI
  • 220 PPI
Screen protection
  • Corning Gorilla Glass 5
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for K1, Galaxy J2 Core.
SpecificationK1Galaxy J2 Core
Rear camera, main
  • 16 MP
  • Dual
  • 8 MP
  • Single
Camera specs
  • 16 MP
  • f/1.8
  • 1/2.8"
  • 1.12µm
  • PDAF -2 MP
  • f/2.4
  • depth sensor
  • 8 MP
  • AF
  • f/2.2
Functions
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 25 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for K1, Galaxy J2 Core.
SpecificationK1Galaxy J2 Core
Processor CPU
  • Octa-core (4x2.0 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Adreno 512
  • Mali-T720
Antutu 7 score *
  • 140322
  • 37852
General specs
General specs — specifications for K1, Galaxy J2 Core.
SpecificationK1Galaxy J2 Core
Release date
  • 2018
  • October
  • 2018
  • August
Colors
  • Blue
  • Red
  • Silver Green
  • Black
  • Gold
  • Lavender
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 210 EUR
  • 100 EUR
Communication and Connectivity
Communication and Connectivity — specifications for K1, Galaxy J2 Core.
SpecificationK1Galaxy J2 Core
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 - J260Y/DS
  • J260G/DS HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - J260M/DS -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500) - J260Y/DS LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 12(700)
  • 17(700)
  • 28(700) - J260M/DS LTE band 1(2100)
  • 20(800) - J260G/DS
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 а/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.2
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.61 W/kg (head) 0.61 W/kg (body) SAR EU - 1.39 W/kg (body)
Music and Audio
Music and Audio — specifications for K1, Galaxy J2 Core.
SpecificationK1Galaxy J2 Core
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for K1, Galaxy J2 Core.
SpecificationK1Galaxy J2 Core
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 5V/2A 10W
  • Sensors Accelerometer
  • proximity - Versions: SM-J260M/DS (LATAM); SM-J260Y/DS (Philippines); SM-J260G/DS (India)