Samsung Galaxy J7 Duo vs Sony Ericsson WT18i

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

    WT18i: 64 g lighter

    Galaxy J7 Duo:
    174 g
    WT18i:
    110 g
  • Width

    WT18i: 20.7 mm narrower

    Galaxy J7 Duo:
    77.2 mm
    WT18i:
    56.5 mm
  • Screen diagonal

    WT18i: 2.3 in smaller diagonal

    Galaxy J7 Duo:
    5.5 in
    WT18i:
    3.2 in
  • Rear camera layout

    Galaxy J7 Duo:
    Dual
    WT18i:
    Single
  • Depth

    Galaxy J7 Duo: 6.1 mm thinner

    Galaxy J7 Duo:
    8.2 mm
    WT18i:
    14.3 mm
  • Height

    WT18i: 47.5 mm shorter

    Galaxy J7 Duo:
    153.5 mm
    WT18i:
    106 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 +47.5 mm versus WT18i
    Width:
    77.2 mm +20.7 mm versus WT18i
    Depth:
    8.2 mm
  2. 2. WT18i

    Height:
    106 mm
    Width:
    56.5 mm
    Depth:
    14.3 mm +6.1 mm versus Galaxy J7 Duo

Weight

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

  1. 1. Galaxy J7 Duo

    174 g

    +64 g versus WT18i

  2. 2. WT18i

    110 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. Galaxy J7 Duo

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. WT18i

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²

Galaxy J7 Duo has approximately 173.5% more rectangular screen area than WT18i.

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

WT18i: Original memory entry

150 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. WT18i

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 J7 Duo

    3000 mAh

    +1800 mAh versus WT18i

  2. 2. WT18i

    1200 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. WT18i

Everyday essentials
Everyday essentials — specifications for Galaxy J7 Duo, WT18i.
SpecificationGalaxy J7 DuoWT18i
Dimensions (HxWxD)
  • 153.5 Х 77.2 Х 8.2 mm
  • 106 Х 56.5 Х 14.3 mm
Weight
  • 174 g
  • 110 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 5.5" inch
  • 3.2" inch
Screen resolution
  • 720 x 1280 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 512GB 4GB
  • 150 MB
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Po
Operating system OS
  • Android 8.0 (Oreo)
  • Android-based
  • OMS 2.5
Chipset
  • Exynos 7885 Octa (14 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy J7 Duo, WT18i.
SpecificationGalaxy J7 DuoWT18i
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 30.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 70.4%
  • 50.9%
PPI /points per inch/
  • 267 PPI
  • 180 PPI
Screen protection Unknown
  • Scratch-resistant glass
Camera and Video
Camera and Video — specifications for Galaxy J7 Duo, WT18i.
SpecificationGalaxy J7 DuoWT18i
Rear camera, main
  • 13 MP
  • Dual
  • 3.15 MP
  • Single
Camera specs
  • 13 MP
  • f/1.9
  • AF -5 MP
  • depth sensor
  • 3.15 MP
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • 480p@24fps
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • f/1.9
Unknown
Performance
Performance — specifications for Galaxy J7 Duo, WT18i.
SpecificationGalaxy J7 DuoWT18i
Processor CPU
  • Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
  • 806 MHz
  • Marvell PXA 920
Graphics processor GPU
  • Mali-G71
Unknown
General specs
General specs — specifications for Galaxy J7 Duo, WT18i.
SpecificationGalaxy J7 DuoWT18i
Release date
  • 2018
  • April
  • 2011
  • May
Colors
  • Black
  • Gold
  • Rose Gold
  • White
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 240 EUR
  • 230 EUR
Battery life Unknown
  • Stand by time- Up to 200 h (2G) / Up to 200 h (3G) Talking time- Up to 6 h (2G) / Up to 6 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy J7 Duo, WT18i.
SpecificationGalaxy J7 DuoWT18i
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)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA
  • LTE Cat4 150/50 Mbps
  • HSPA 2.8/2 Mbps
GPRS
  • Yes
  • Up to 80 kbps
Edge
  • Yes
  • Up to 237 kbps
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • Yes
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Galaxy J7 Duo, WT18i.
SpecificationGalaxy J7 DuoWT18i
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for Galaxy J7 Duo, WT18i.
SpecificationGalaxy J7 DuoWT18i
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - ANT+
  • Sensors Accelerometer
  • proximity
  • compass - Walkman player -MP4/H.264/WMV player -MP3/eAAC+/WMA/WAV player -TrackID music recognition -Voice memo -Predictive text input - For China