Lava Iris Alfa vs Samsung Galaxy J7 Duo

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

    Iris Alfa:
    LCD
    Galaxy J7 Duo:
    OLED
  • Weight

    Iris Alfa: 16 g lighter

    Iris Alfa:
    158 g
    Galaxy J7 Duo:
    174 g
  • Width

    Iris Alfa: 5.8 mm narrower

    Iris Alfa:
    71.4 mm
    Galaxy J7 Duo:
    77.2 mm
  • Screen diagonal

    Iris Alfa: 0.5 in smaller diagonal

    Iris Alfa:
    5 in
    Galaxy J7 Duo:
    5.5 in
  • Chipset

    Iris Alfa:
    Spreadtrum 7731
    Galaxy J7 Duo:
    Exynos 7885 Octa (14 nm)
  • Rear camera layout

    Iris Alfa:
    Single
    Galaxy J7 Duo:
    Dual

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. Iris Alfa

    Height:
    141 mm
    Width:
    71.4 mm
    Depth:
    9.3 mm +1.1 mm versus Galaxy J7 Duo
  2. 2. Galaxy J7 Duo

    Height:
    153.5 mm +12.5 mm versus Iris Alfa
    Width:
    77.2 mm +5.8 mm versus Iris Alfa
    Depth:
    8.2 mm

Weight

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

  1. 1. Iris Alfa

    158 g

  2. 2. Galaxy J7 Duo

    174 g

    +16 g versus Iris Alfa

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. Iris Alfa

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Galaxy J7 Duo

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

Galaxy J7 Duo has approximately 21% more rectangular screen area than Iris Alfa.

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 Iris Alfa, Galaxy J7 Duo, compared at the same storage capacity.
StorageIris AlfaGalaxy J7 Duo
8 GB 1 GB RAM Unknown
Galaxy J7 Duo: Original memory entry

32 GB · 512GB 4GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Iris Alfa

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

2. Galaxy J7 Duo

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. Iris Alfa

    2200 mAh

  2. 2. Galaxy J7 Duo

    3000 mAh

    +800 mAh versus Iris Alfa

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. Iris Alfa2. Galaxy J7 Duo

Everyday essentials
Everyday essentials — specifications for Iris Alfa, Galaxy J7 Duo.
SpecificationIris AlfaGalaxy J7 Duo
Dimensions (HxWxD)
  • 141 Х 71.4 Х 9.3 mm
  • 153.5 Х 77.2 Х 8.2 mm
Weight
  • 158 g
  • 174 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 5" inch
  • 5.5" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 32 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 3000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 8.0 (Oreo)
Chipset
  • Spreadtrum 7731
  • Exynos 7885 Octa (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Iris Alfa, Galaxy J7 Duo.
SpecificationIris AlfaGalaxy J7 Duo
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 68.9 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 68.4%
  • 70.4%
PPI /points per inch/
  • 196 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for Iris Alfa, Galaxy J7 Duo.
SpecificationIris AlfaGalaxy J7 Duo
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 5 MP
  • AF
  • 13 MP
  • f/1.9
  • AF -5 MP
  • depth sensor
Functions
  • LED flash
  • LED flash
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • VGA
  • 8 MP
  • f/1.9
Performance
Performance — specifications for Iris Alfa, Galaxy J7 Duo.
SpecificationIris AlfaGalaxy J7 Duo
Processor CPU
  • Quad-core 1.2 GHz
  • Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Graphics processor GPU
  • Mali-400
  • Mali-G71
General specs
General specs — specifications for Iris Alfa, Galaxy J7 Duo.
SpecificationIris AlfaGalaxy J7 Duo
Release date
  • 2015
  • January
  • 2018
  • April
Colors
  • Black
  • White
  • Black
  • Gold
  • Rose Gold
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 240 EUR
Battery life
  • Talking time- Up to 14 h 30 min (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Iris Alfa, Galaxy J7 Duo.
SpecificationIris AlfaGalaxy J7 Duo
SIM card
  • Dual SIM
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • 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)
Speed
  • HSPA
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • Yes
Bluetooth
  • 2.1
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Iris Alfa, Galaxy J7 Duo.
SpecificationIris AlfaGalaxy J7 Duo
Radio
  • FM radio
  • recording
  • FM radio
Other features
Other features — specifications for Iris Alfa, Galaxy J7 Duo.
SpecificationIris AlfaGalaxy J7 Duo
Dop
  • Sensors Accelerometer
  • proximity - For India
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - ANT+