Micromax A45 vs Samsung Galaxy J7 Duo

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

    A45: 54 g lighter

    A45:
    120 g
    Galaxy J7 Duo:
    174 g
  • Width

    A45: 14.2 mm narrower

    A45:
    63 mm
    Galaxy J7 Duo:
    77.2 mm
  • Screen diagonal

    A45: 2 in smaller diagonal

    A45:
    3.5 in
    Galaxy J7 Duo:
    5.5 in
  • Chipset

    A45:
    Mediatek MT6513
    Galaxy J7 Duo:
    Exynos 7885 Octa (14 nm)
  • Rear camera layout

    A45:
    Single
    Galaxy J7 Duo:
    Dual
  • Depth

    Galaxy J7 Duo: 4.8 mm thinner

    A45:
    13 mm
    Galaxy J7 Duo:
    8.2 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. A45

    Height:
    115 mm
    Width:
    63 mm
    Depth:
    13 mm +4.8 mm versus Galaxy J7 Duo
  2. 2. Galaxy J7 Duo

    Height:
    153.5 mm +38.5 mm versus A45
    Width:
    77.2 mm +14.2 mm versus A45
    Depth:
    8.2 mm

Weight

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

  1. 1. A45

    120 g

  2. 2. Galaxy J7 Duo

    174 g

    +54 g versus A45

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. A45

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 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 128.6% more rectangular screen area than A45.

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.

A45: Original memory entry

180 MB

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. A45

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

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. A45

    1300 mAh

  2. 2. Galaxy J7 Duo

    3000 mAh

    +1700 mAh versus A45

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. A452. Galaxy J7 Duo

Everyday essentials
Everyday essentials — specifications for A45, Galaxy J7 Duo.
SpecificationA45Galaxy J7 Duo
Dimensions (HxWxD)
  • 115 Х 63 Х 13 mm
  • 153.5 Х 77.2 Х 8.2 mm
Weight
  • 120 g
  • 174 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 3.5" inch
  • 5.5" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 180 MB
  • 32 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread)
  • Android 8.0 (Oreo)
Chipset
  • Mediatek MT6513
  • Exynos 7885 Octa (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A45, Galaxy J7 Duo.
SpecificationA45Galaxy J7 Duo
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 36.5 cm2
  • 83.4 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 50.3%
  • 70.4%
PPI /points per inch/
  • 165 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for A45, Galaxy J7 Duo.
SpecificationA45Galaxy J7 Duo
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 2 MP
  • 13 MP
  • f/1.9
  • AF -5 MP
  • depth sensor
Functions Unknown
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 8 MP
  • Single
Specifications Unknown
  • 8 MP
  • f/1.9
Performance
Performance — specifications for A45, Galaxy J7 Duo.
SpecificationA45Galaxy J7 Duo
Processor CPU
  • 650 MHz Cortex-A9
  • Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR SGX531
  • Mali-G71
General specs
General specs — specifications for A45, Galaxy J7 Duo.
SpecificationA45Galaxy J7 Duo
Release date
  • 2012
  • June
  • 2018
  • April
Colors
  • White
  • Black
  • Black
  • Gold
  • Rose Gold
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 240 EUR
Battery life
  • Stand by time- Up to 167 h Talking time- Up to 4 h 30 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A45, Galaxy J7 Duo.
SpecificationA45Galaxy J7 Duo
SIM card
  • Dual SIM (Mini-SIM)
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
Network Unknown
  • 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 Unknown
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 12
  • 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
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • Yes
Bluetooth
  • 2.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.86 W/kg (head) 0.67 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A45, Galaxy J7 Duo.
SpecificationA45Galaxy J7 Duo
Radio
  • Stereo FM radio
  • FM radio
Other features
Other features — specifications for A45, Galaxy J7 Duo.
SpecificationA45Galaxy J7 Duo
Dop
  • MP3/WAV/AAC+ player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - ANT+