Samsung Galaxy J3 vs Xiaomi Poco X2

Compare recorded specifications, size and practical differences.

+ Add a third phone

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 J3:
    OLED
    Poco X2:
    LCD
  • Weight

    Galaxy J3: 70 g lighter

    Galaxy J3:
    138 g
    Poco X2:
    208 g
  • Width

    Galaxy J3: 5.6 mm narrower

    Galaxy J3:
    71 mm
    Poco X2:
    76.6 mm
  • Screen diagonal

    Galaxy J3: 1.67 in smaller diagonal

    Galaxy J3:
    5 in
    Poco X2:
    6.67 in
  • Rear camera layout

    Galaxy J3:
    Single
    Poco X2:
    Quad
  • Depth

    Galaxy J3: 0.9 mm thinner

    Galaxy J3:
    7.9 mm
    Poco X2:
    8.8 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. Galaxy J3

    Height:
    142.3 mm
    Width:
    71 mm
    Depth:
    7.9 mm
  2. 2. Poco X2

    Height:
    165.3 mm +23 mm versus Galaxy J3
    Width:
    76.6 mm +5.6 mm versus Galaxy J3
    Depth:
    8.8 mm +0.9 mm versus Galaxy J3

Weight

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

  1. 1. Galaxy J3

    138 g

  2. 2. Poco X2

    208 g

    +70 g versus Galaxy J3

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 J3

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Poco X2

    Screen diagonal:
    6.67 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    107.4 cm²

Poco X2 has approximately 55.8% more rectangular screen area than Galaxy J3.

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 J3, Poco X2, compared at the same storage capacity.
StorageGalaxy J3Poco X2
64 GB Unknown 6 GB RAM
128 GB Unknown 6 GB RAM
256 GB Unknown 8 GB RAM
Galaxy J3: Original memory entry

8/16 GB · 1.5/2 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 J3

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

2. Poco X2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (uses shared SIM 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 J3

    2600 mAh

  2. 2. Poco X2

    4500 mAh

    +1900 mAh versus Galaxy J3

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 J32. Poco X2

Everyday essentials
Everyday essentials — specifications for Galaxy J3, Poco X2.
SpecificationGalaxy J3Poco X2
Dimensions (HxWxD)
  • 142.3 Х 71 Х 7.9 mm
  • 165.3 Х 76.6 Х 8.8 mm
Weight
  • 138 g
  • 208 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 5" inch
  • 6.67" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8/16 GB
  • 1.5/2 GB RAM
  • 64GB 6GB RAM
  • 128GB 6GB RAM
  • 256GB 8GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSDXC (uses shared SIM slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2600 mAh
  • Removable Li-Ion
  • 4500 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 5.1.1 (Lollipop) or Android 6.0 (Marshmallow)
  • upgradable to 7.1.1 (Nougat)
  • Android 10.0; MIUI 11
Chipset
  • Spreadtrum SC9830 -Exynos 3475 Quad (28 nm) USA
  • Qualcomm SDM730 Snapdragon 730G (8 nm)
NFC
  • Yes (market dependent)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy J3, Poco X2.
SpecificationGalaxy J3Poco X2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 107.4 cm2
Screen format
  • 16:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 68.2%
  • 84.8%
PPI /points per inch/
  • 294 PPI
  • 395 PPI
Screen protection
  • Asahi Dragontrail Glass
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Galaxy J3, Poco X2.
SpecificationGalaxy J3Poco X2
Rear camera, main
  • 8 MP
  • Single
  • 64 MP
  • Quad
Camera specs
  • 8 MP
  • f/2.2
  • AF -5 MP
  • AF - USA
  • 64 MP
  • f/1.9
  • 26mm (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm -2 MP
  • f/2.4
  • 1/5.0''
  • 1.75µm (dedicated macro camera) -2 MP
  • 1.75µm
  • depth sensor
Functions
  • LED flash
  • HDR
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 20 MP
  • Dual
Specifications
  • 2 MP (USA) 5 MP
  • f/2.2 (all other regions)
  • 20 MP
  • f/2.2
  • 27mm (wide)
  • 1/3.4''
  • 0.8µm 2 MP
  • f/2.4
  • 1/5''
  • 1.75µm
  • depth sensor
Performance

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

Performance — specifications for Galaxy J3, Poco X2.
SpecificationGalaxy J3Poco X2
Processor CPU
  • Quad-core 1.5 GHz Cortex-A7 -Quad-core 1.3 GHz Cortex-A7 USA
  • Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
Graphics processor GPU
  • Mali-400 -Mali-T720 USA
  • Adreno 618
Antutu 7 score *
  • 24156
Unknown
GeekBench 4 Single Core *
  • 441
Unknown
GeekBench 4 Multi-Core *
  • 1159
Unknown
GeekBench 4 RenderScript *
  • 740
Unknown
Antutu 8 score * Unknown
  • 279215
GeekBench 5 Single Core * Unknown
  • 489
GeekBench 5 Multi-Core * Unknown
  • 1576
General specs
General specs — specifications for Galaxy J3, Poco X2.
SpecificationGalaxy J3Poco X2
Release date
  • 2015
  • November
  • 2020
  • February
Colors
  • White
  • Black
  • Gold
  • Atlantis Blue
  • Matrix Purple
  • Phoenix Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 200 EUR
Battery life
  • Stand by time- Up to 349 h Talking time- Up to 22 h Music play - Up to 77 h
Unknown
Body build
  • plastic body
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy J3, Poco X2.
SpecificationGalaxy J3Poco X2
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)Nano-SIM (USA models only)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB On-The-Go
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0/4.1
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.17 W/kg (head) 1.12 W/kg (body) SAR EU - 0.48 W/kg (head) 0.42 W/kg (body)
  • SAR - 1.08 W/kg (head) 0.62 W/kg (body)
Music and Audio
Music and Audio — specifications for Galaxy J3, Poco X2.
SpecificationGalaxy J3Poco X2
Radio
  • FM radio
  • RDS
  • recording (mark
  • FM radio
  • recording
Others
  • Active noise cancellation with dedicated mic
  • HDR10 -120Hz refresh rate -500 nits typ. brightness
  • 24-bit/192kHz audio
Other features
Other features — specifications for Galaxy J3, Poco X2.
SpecificationGalaxy J3Poco X2
Dop
  • Sensors Accelerometer
  • proximity - Versions: J320FN (Europe); J320F (EMEA); J320F/DD (India); J320A (AT&T); J320P (Sprint
  • Virgin Mobile
  • Boost); Galaxy Amp Prime (Cricket); Galaxy J3 V (Verizon); J320M (LATAM); J320G (Asia). Also know
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 27W (100% in 68 min) - Splash resistant - Also known as Xiaomi POCO X2 Special Edition