Infinix Smart3 Plus vs Samsung Galaxy J7 (2018)

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

    Smart3 Plus: 33 g lighter

    Smart3 Plus:
    148 g
    Galaxy J7 (2018):
    181 g
  • Screen diagonal

    Galaxy J7 (2018): 0.7 in smaller diagonal

    Smart3 Plus:
    6.2 in
    Galaxy J7 (2018):
    5.5 in
  • Rear camera layout

    Smart3 Plus:
    Triple
    Galaxy J7 (2018):
    Single
  • Depth

    Smart3 Plus: 0.8 mm thinner

    Smart3 Plus:
    7.8 mm
    Galaxy J7 (2018):
    8.6 mm
  • Height

    Galaxy J7 (2018): 3.8 mm shorter

    Smart3 Plus:
    157 mm
    Galaxy J7 (2018):
    153.2 mm
  • Release year

    Smart3 Plus:
    2019
    Galaxy J7 (2018):
    2018

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. Smart3 Plus

    Height:
    157 mm +3.8 mm versus Galaxy J7 (2018)
    Width:
    76 mm
    Depth:
    7.8 mm
  2. 2. Galaxy J7 (2018)

    Height:
    153.2 mm
    Width:
    76.2 mm
    Depth:
    8.6 mm +0.8 mm versus Smart3 Plus

Weight

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

  1. 1. Smart3 Plus

    148 g

  2. 2. Galaxy J7 (2018)

    181 g

    +33 g versus Smart3 Plus

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. Smart3 Plus

    Screen diagonal:
    6.2 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    95.9 cm²
  2. 2. Galaxy J7 (2018)

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

Smart3 Plus has approximately 15.1% more rectangular screen area than Galaxy J7 (2018).

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 Smart3 Plus, Galaxy J7 (2018), compared at the same storage capacity.
StorageSmart3 PlusGalaxy J7 (2018)
16 GB Unknown 2 GB RAM
32 GB Unknown 2 GB RAM
Smart3 Plus: Original memory entry

32 GB · 2/3 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. Smart3 Plus

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD

2. Galaxy J7 (2018)

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 400 GB

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. Smart3 Plus

    3500 mAh

    +200 mAh versus Galaxy J7 (2018)

  2. 2. Galaxy J7 (2018)

    3300 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. Smart3 Plus2. Galaxy J7 (2018)

Everyday essentials
Everyday essentials — specifications for Smart3 Plus, Galaxy J7 (2018).
SpecificationSmart3 PlusGalaxy J7 (2018)
Dimensions (HxWxD)
  • 157 Х 76 Х 7.8 mm
  • 153.2 Х 76.2 Х 8.6 mm
Weight
  • 148 g
  • 181 g
Technology
  • LTPS IPS LCD
  • TFT
Screen size
  • 6.2" inch
  • 5.5" inch
Screen resolution
  • 720 x 1520 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 2/3 GB RAM
  • 16/32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • microSD
  • up to 400 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 3300 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 8.0 (Oreo)
Chipset
  • Mediatek MT6761 Helio A22 (12 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Smart3 Plus, Galaxy J7 (2018).
SpecificationSmart3 PlusGalaxy J7 (2018)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 83.4 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 81.6%
  • 71.4%
PPI /points per inch/
  • 269 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for Smart3 Plus, Galaxy J7 (2018).
SpecificationSmart3 PlusGalaxy J7 (2018)
Rear camera, main
  • 13 MP
  • Triple
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • f/1.8
  • PDAF -2 MP -QVGA
  • 13 MP
  • AF
  • f/1.7
Functions
  • Dual-LED flash
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 8 MP
  • 13 MP
  • f/1.9
Performance

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

Performance — specifications for Smart3 Plus, Galaxy J7 (2018).
SpecificationSmart3 PlusGalaxy J7 (2018)
Processor CPU
  • Quad-core 2.0 GHz Cortex-A53
  • Octa-core 1.6 GHz
Graphics processor GPU
  • PowerVR GE8320
Unknown
Antutu 7 score *
  • 56322
Unknown
General specs
General specs — specifications for Smart3 Plus, Galaxy J7 (2018).
SpecificationSmart3 PlusGalaxy J7 (2018)
Release date
  • 2019
  • April
  • 2018
  • June
Colors
  • Midnight Black
  • Aqua Blue
  • Cosmic Purple
  • Bordeaux Red
  • Black
  • Blue
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 7000 INR
  • 200 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Smart3 Plus, Galaxy J7 (2018).
SpecificationSmart3 PlusGalaxy J7 (2018)
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Smart3 Plus, Galaxy J7 (2018).
SpecificationSmart3 PlusGalaxy J7 (2018)
Radio
  • FM radio
  • No
Other features
Other features — specifications for Smart3 Plus, Galaxy J7 (2018).
SpecificationSmart3 PlusGalaxy J7 (2018)
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - ANT+ - Also known as Samsung SM-J737
  • Galaxy J7 V (Verizon)
  • Galaxy J7 Star (T-Mobile)
  • Galaxy J7 Refine 2018 (Sprint
  • Virgin Mobile
  • Boost)