Samsung Galaxy J7 Duo vs Sendo X

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

    X: 54 g lighter

    Galaxy J7 Duo:
    174 g
    X:
    120 g
  • Width

    X: 28.2 mm narrower

    Galaxy J7 Duo:
    77.2 mm
    X:
    49 mm
  • Screen diagonal

    X: 3.3 in smaller diagonal

    Galaxy J7 Duo:
    5.5 in
    X:
    2.2 in
  • Chipset

    Galaxy J7 Duo:
    Exynos 7885 Octa (14 nm)
    X:
    TI OMAP 5910
  • Rear camera layout

    Galaxy J7 Duo:
    Dual
    X:
    Single
  • Depth

    Galaxy J7 Duo: 14.8 mm thinner

    Galaxy J7 Duo:
    8.2 mm
    X:
    23 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 J7 Duo

    Height:
    153.5 mm +43.5 mm versus X
    Width:
    77.2 mm +28.2 mm versus X
    Depth:
    8.2 mm
  2. 2. X

    Height:
    110 mm
    Width:
    49 mm
    Depth:
    23 mm +14.8 mm versus Galaxy J7 Duo

Weight

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

  1. 1. Galaxy J7 Duo

    174 g

    +54 g versus X

  2. 2. X

    120 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. 1. Galaxy J7 Duo

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. X

    X: 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Galaxy J7 Duo: Original memory entry

32 GB · 512GB 4GB

X: Original memory entry

32 MB

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 J7 Duo

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

2. X

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC/SD

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 J7 Duo

    3000 mAh

    +1950 mAh versus X

  2. 2. X

    1050 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 J7 Duo2. X

Everyday essentials
Everyday essentials — specifications for Galaxy J7 Duo, X.
SpecificationGalaxy J7 DuoX
Dimensions (HxWxD)
  • 153.5 Х 77.2 Х 8.2 mm
  • 110 Х 49 Х 23 mm
Weight
  • 174 g
  • 120 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 5.5" inch
  • 2.2" inch
Screen resolution
  • 720 x 1280 px
  • 176 x 220 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 512GB 4GB
  • 32 MB
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • MMC/SD
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Removable Li-Ion
  • 1050 mAh
  • Removable Li-Po
Operating system OS
  • Android 8.0 (Oreo)
  • Symbian 6.1
  • Series 60 v1.0 UI
Chipset
  • Exynos 7885 Octa (14 nm)
  • TI OMAP 5910
Headphone jack
  • Yes
  • No
Display
Display — specifications for Galaxy J7 Duo, X.
SpecificationGalaxy J7 DuoX
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 65K
Screen area
  • 83.4 cm2
  • 15.2 cm2
Screen format
  • 16:9 (height:width)
Unknown
Screen to body ratio
  • 70.4%
  • 28.3%
PPI /points per inch/
  • 267 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for Galaxy J7 Duo, X.
SpecificationGalaxy J7 DuoX
Rear camera, main
  • 13 MP
  • Dual
  • 0.3 MP
  • Single
Camera specs
  • 13 MP
  • f/1.9
  • AF -5 MP
  • depth sensor
Unknown
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/1.9
Unknown
Performance
Performance — specifications for Galaxy J7 Duo, X.
SpecificationGalaxy J7 DuoX
Processor CPU
  • Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
  • 120 MHz ARM925T
Graphics processor GPU
  • Mali-G71
Unknown
General specs
General specs — specifications for Galaxy J7 Duo, X.
SpecificationGalaxy J7 DuoX
Release date
  • 2018
  • April
  • 2003
  • Q4
Colors
  • Black
  • Gold
  • Rose Gold
  • White
Unknown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 240 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 170 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy J7 Duo, X.
SpecificationGalaxy J7 DuoX
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
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)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Unknown
Speed
  • HSPA
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 8
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • No
USB
  • Yes
  • Proprietary
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 1.1
Music and Audio
Music and Audio — specifications for Galaxy J7 Duo, X.
SpecificationGalaxy J7 DuoX
Radio
  • FM radio
  • No
Other features
Other features — specifications for Galaxy J7 Duo, X.
SpecificationGalaxy J7 DuoX
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - ANT+
  • Infrared port - MP4/MP3 player -Sync ML