Samsung Galaxy J7 Duo vs Xiaomi Redmi Note

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.

  • Display technology

    OLED versus LCD

    Galaxy J7 Duo:
    OLED
    Redmi Note:
    LCD
  • Weight

    Galaxy J7 Duo: 25 g lighter

    Galaxy J7 Duo:
    174 g
    Redmi Note:
    199 g
  • Width

    Galaxy J7 Duo: 1.5 mm narrower

    Galaxy J7 Duo:
    77.2 mm
    Redmi Note:
    78.7 mm
  • Chipset

    Galaxy J7 Duo:
    Exynos 7885 Octa (14 nm)
    Redmi Note:
    Mediatek MT6592 (28 nm)
  • Rear camera layout

    Galaxy J7 Duo:
    Dual
    Redmi Note:
    Single
  • Depth

    Galaxy J7 Duo: 1.3 mm thinner

    Galaxy J7 Duo:
    8.2 mm
    Redmi Note:
    9.5 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
    Width:
    77.2 mm
    Depth:
    8.2 mm
  2. 2. Redmi Note

    Height:
    154 mm
    Width:
    78.7 mm +1.5 mm versus Galaxy J7 Duo
    Depth:
    9.5 mm +1.3 mm versus Galaxy J7 Duo

Weight

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

  1. 1. Galaxy J7 Duo

    174 g

  2. 2. Redmi Note

    199 g

    +25 g versus Galaxy J7 Duo

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. Redmi Note

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

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

Redmi Note: Original memory entry

8 GB · 1/2 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. Galaxy J7 Duo

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

2. Redmi Note

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

  2. 2. Redmi Note

    3100 mAh

    +100 mAh versus Galaxy J7 Duo

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. Redmi Note

Everyday essentials
Everyday essentials — specifications for Galaxy J7 Duo, Redmi Note.
SpecificationGalaxy J7 DuoRedmi Note
Dimensions (HxWxD)
  • 153.5 Х 77.2 Х 8.2 mm
  • 154 Х 78.7 Х 9.5 mm
Weight
  • 174 g
  • 199 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 720 x 1280 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
  • 512GB 4GB
  • 8 GB
  • 1/2 GB RAM
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
  • 3100 mAh
  • Removable Li-Po
Operating system OS
  • Android 8.0 (Oreo)
  • Android 4.2 (Jelly Bean)
  • upgradable to 4.4.4 (KitKat); MIUI 9.2
Chipset
  • Exynos 7885 Octa (14 nm)
  • Mediatek MT6592 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy J7 Duo, Redmi Note.
SpecificationGalaxy J7 DuoRedmi Note
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 70.4%
  • 68.8%
PPI /points per inch/
  • 267 PPI
  • 267 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Galaxy J7 Duo, Redmi Note.
SpecificationGalaxy J7 DuoRedmi Note
Rear camera, main
  • 13 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • f/1.9
  • AF -5 MP
  • depth sensor
  • 13 MP
  • f/2.2
  • 28mm (wide)
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • f/1.9
  • 5 MP
Performance

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

Performance — specifications for Galaxy J7 Duo, Redmi Note.
SpecificationGalaxy J7 DuoRedmi Note
Processor CPU
  • Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
  • Octa-core 1.4/1.7 GHz Cortex-A7
Graphics processor GPU
  • Mali-G71
  • Mali-450MP4
Antutu 7 score * Unknown
  • 65210
General specs
General specs — specifications for Galaxy J7 Duo, Redmi Note.
SpecificationGalaxy J7 DuoRedmi Note
Release date
  • 2018
  • April
  • 2014
  • March
Colors
  • Black
  • Gold
  • Rose Gold
  • White
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 240 EUR
  • 120 EUR
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy J7 Duo, Redmi Note.
SpecificationGalaxy J7 DuoRedmi Note
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual 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 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • Yes
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Galaxy J7 Duo, Redmi Note.
SpecificationGalaxy J7 DuoRedmi Note
Radio
  • FM radio
  • FM radio
  • recording
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Galaxy J7 Duo, Redmi Note.
SpecificationGalaxy J7 DuoRedmi Note
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - ANT+
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass