Samsung Galaxy J7 vs Xiaomi Mi Max 3

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:
    OLED
    Mi Max 3:
    LCD
  • Weight

    Galaxy J7: 50 g lighter

    Galaxy J7:
    171 g
    Mi Max 3:
    221 g
  • Width

    Galaxy J7: 8.7 mm narrower

    Galaxy J7:
    78.7 mm
    Mi Max 3:
    87.4 mm
  • Screen diagonal

    Galaxy J7: 1.4 in smaller diagonal

    Galaxy J7:
    5.5 in
    Mi Max 3:
    6.9 in
  • Chipset

    Galaxy J7:
    Qualcomm MSM8939 Snapdragon 615 (28 nm) -Exynos 7580 Octa
    Mi Max 3:
    Qualcomm SDM636 Snapdragon 636 (14 nm)
  • Rear camera layout

    Galaxy J7:
    Single
    Mi Max 3:
    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. Galaxy J7

    Height:
    152.2 mm
    Width:
    78.7 mm
    Depth:
    7.5 mm
  2. 2. Mi Max 3

    Height:
    176.2 mm +24 mm versus Galaxy J7
    Width:
    87.4 mm +8.7 mm versus Galaxy J7
    Depth:
    8 mm +0.5 mm versus Galaxy J7

Weight

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

  1. 1. Galaxy J7

    171 g

  2. 2. Mi Max 3

    221 g

    +50 g versus Galaxy J7

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

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Mi Max 3

    Screen diagonal:
    6.9 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    122.9 cm²

Mi Max 3 has approximately 47.3% more rectangular screen area than Galaxy J7.

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: Original memory entry

16 GB · 1.5 GB RAM

Mi Max 3: Original memory entry

128 GB · 6 GB RAM 64 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. Galaxy J7

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

2. Mi Max 3

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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

    3000 mAh

  2. 2. Mi Max 3

    5500 mAh

    +2500 mAh versus Galaxy J7

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 J72. Mi Max 3

Everyday essentials
Everyday essentials — specifications for Galaxy J7, Mi Max 3.
SpecificationGalaxy J7Mi Max 3
Dimensions (HxWxD)
  • 152.2 Х 78.7 Х 7.5 mm
  • 176.2 Х 87.4 Х 8 mm
Weight
  • 171 g
  • 221 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.9" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2160 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1.5 GB RAM
  • 128 GB
  • 6 GB RAM 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Removable Li-Ion
  • 5500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • upgradable to 6.0.1 (Marshmallow)
  • Android 8.1 (Oreo); MIUI 9.5
Chipset
  • Qualcomm MSM8939 Snapdragon 615 (28 nm) -Exynos 7580 Octa
  • Qualcomm SDM636 Snapdragon 636 (14 nm)
NFC
  • Yes (Snapdragon model only)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy J7, Mi Max 3.
SpecificationGalaxy J7Mi Max 3
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 122.9 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 69.6%
  • 79.8%
PPI /points per inch/
  • 267 PPI
  • 350 PPI
Screen protection Unknown
  • To be confirmed
Camera and Video
Camera and Video — specifications for Galaxy J7, Mi Max 3.
SpecificationGalaxy J7Mi Max 3
Rear camera, main
  • 13 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 13 MP
  • f/1.9
  • 28mm (wide)
  • AF
  • 12 MP
  • f/1.9
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -5 MP
  • depth sensor
Functions
  • LED flash
  • Dual-LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 5 MP
  • f/2.2
  • 23mm (wide)
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Performance

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

Performance — specifications for Galaxy J7, Mi Max 3.
SpecificationGalaxy J7Mi Max 3
Processor CPU
  • Octa-core (4x1.4 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) -Octa-core 1.5 GHz Cortex-A53
  • Octa-core 1.8 GHz Kryo 260
Graphics processor GPU
  • Adreno 405 -Mali-T720MP2
  • Adreno 509
Antutu 7 score * Unknown
  • 118846
GeekBench 4 Single Core *
  • 693
  • 1336
GeekBench 4 Multi-Core *
  • 3327
  • 4896
GeekBench 4 RenderScript *
  • 1997
Unknown
Antutu 8 score * Unknown
  • 143749
GeekBench 5 Single Core * Unknown
  • 276
GeekBench 5 Multi-Core * Unknown
  • 1212
General specs
General specs — specifications for Galaxy J7, Mi Max 3.
SpecificationGalaxy J7Mi Max 3
Release date
  • 2015
  • June
  • 2018
  • July
Colors
  • White
  • Black
  • Gold
  • Black
  • Champagne Gold
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 230 EUR
Battery life
  • Talking time- Up to 18 h (3G) Music play - Up to 76 h
Unknown
Body build
  • plastic body
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy J7, Mi Max 3.
SpecificationGalaxy J7Mi Max 3
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
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)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 MbpsHSPA
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.1
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.25 W/kg (head) 1.36 W/kg (body) SAR EU - 0.50 W/kg (head) 0.37 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Galaxy J7, Mi Max 3.
SpecificationGalaxy J7Mi Max 3
Radio
  • FM radio
  • RDS
  • recording
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Galaxy J7, Mi Max 3.
SpecificationGalaxy J7Mi Max 3
Dop
  • Sensors Accelerometer
  • proximity - ANT+ - Versions: J700F (India
  • Thailand); J700M (LATAM); J700M/DS (Brazil); J700H with no LTE (South Africa
  • Pakistan
  • Vietnam
  • Philippines
  • Russia); J700T (T-Mobile
  • Metro PCS); J700P (Virgin Mobile
  • Boost)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 9V/2A 18W (Quick Charge 3.0)