Samsung Galaxy M40 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.

  • Weight

    Galaxy M40: 31 g lighter

    Galaxy M40:
    168 g
    Redmi Note:
    199 g
  • Width

    Galaxy M40: 4.8 mm narrower

    Galaxy M40:
    73.9 mm
    Redmi Note:
    78.7 mm
  • Screen diagonal

    Redmi Note: 0.8 in smaller diagonal

    Galaxy M40:
    6.3 in
    Redmi Note:
    5.5 in
  • Chipset

    Galaxy M40:
    Qualcomm SDM675 Snapdragon 675 (11 nm)
    Redmi Note:
    Mediatek MT6592 (28 nm)
  • Rear camera layout

    Galaxy M40:
    Triple
    Redmi Note:
    Single
  • Depth

    Galaxy M40: 1.6 mm thinner

    Galaxy M40:
    7.9 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 M40

    Height:
    155.3 mm
    Width:
    73.9 mm
    Depth:
    7.9 mm
  2. 2. Redmi Note

    Height:
    154 mm
    Width:
    78.7 mm +4.8 mm versus Galaxy M40
    Depth:
    9.5 mm +1.6 mm versus Galaxy M40

Weight

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

  1. 1. Galaxy M40

    168 g

  2. 2. Redmi Note

    199 g

    +31 g versus Galaxy M40

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 M40

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    97.4 cm²
  2. 2. Redmi Note

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

Galaxy M40 has approximately 16.8% more rectangular screen area than Redmi Note.

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 M40: Original memory entry

128 GB · 6 GB RAM 64 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 M40

NFC:
Yes
Headphone jack:
No
Memory card support:
See details microSD · up to 1 TB (uses shared SIM 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 M40

    3500 mAh

    +400 mAh versus Redmi Note

  2. 2. Redmi Note

    3100 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. Galaxy M402. Redmi Note

Everyday essentials
Everyday essentials — specifications for Galaxy M40, Redmi Note.
SpecificationGalaxy M40Redmi Note
Dimensions (HxWxD)
  • 155.3 Х 73.9 Х 7.9 mm
  • 154 Х 78.7 Х 9.5 mm
Weight
  • 168 g
  • 199 g
Technology
  • PLS TFT
  • IPS LCD
Screen size
  • 6.3" inch
  • 5.5" inch
Screen resolution
  • 1080 x 2340 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM 64 GB
  • 512GB 4GB
  • 8 GB
  • 1/2 GB RAM
Memory card support
  • microSD
  • up to 1 TB (uses shared SIM slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 3100 mAh
  • Removable Li-Po
Operating system OS
  • Android 9.0 (Pie); One UI
  • Android 4.2 (Jelly Bean)
  • upgradable to 4.4.4 (KitKat); MIUI 9.2
Chipset
  • Qualcomm SDM675 Snapdragon 675 (11 nm)
  • Mediatek MT6592 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Galaxy M40, Redmi Note.
SpecificationGalaxy M40Redmi Note
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 83.4 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 84.9%
  • 68.8%
PPI /points per inch/
  • 409 PPI
  • 267 PPI
Screen protection
  • Corning Gorilla Glass (unspecified)
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Galaxy M40, Redmi Note.
SpecificationGalaxy M40Redmi Note
Rear camera, main
  • 32 MP
  • Triple
  • 13 MP
  • Single
Camera specs
  • 32 MP
  • f/1.7
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 12mm (ultrawide)
  • 1.12µm
  • PDAF -5 MP
  • depth sensor
  • 13 MP
  • f/2.2
  • 28mm (wide)
  • AF
Functions
  • HDR
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 16 MP
  • f/2.0
  • 5 MP
Performance

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

Performance — specifications for Galaxy M40, Redmi Note.
SpecificationGalaxy M40Redmi Note
Processor CPU
  • Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)
  • Octa-core 1.4/1.7 GHz Cortex-A7
Graphics processor GPU
  • Adreno 612
  • Mali-450MP4
Antutu 7 score *
  • 177326
  • 65210
GeekBench 4 Single Core *
  • 2361
Unknown
GeekBench 4 Multi-Core *
  • 6438
Unknown
General specs
General specs — specifications for Galaxy M40, Redmi Note.
SpecificationGalaxy M40Redmi Note
Release date
  • 2019
  • June
  • 2014
  • March
Colors
  • Sweater Blue
  • Midnight Blue
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
  • 120 EUR
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy M40, Redmi Note.
SpecificationGalaxy M40Redmi Note
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE (unspecified)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 400/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi 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
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB Host
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.20 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Galaxy M40, Redmi Note.
SpecificationGalaxy M40Redmi Note
Radio
  • FM radio
  • FM radio
  • recording
Others
  • Active noise cancellation with dedicated mic -Dolby Atmos sound
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Galaxy M40, Redmi Note.
SpecificationGalaxy M40Redmi Note
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 15W - Versions: SM-M405F/DS
  • SM-M405FN/DS (Global)
  • SM-M405G/DS
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass