Samsung Galaxy M40 vs Xiaomi Mi A2 Lite

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: 10 g lighter

    Galaxy M40:
    168 g
    Mi A2 Lite:
    178 g
  • Width

    Mi A2 Lite: 2.2 mm narrower

    Galaxy M40:
    73.9 mm
    Mi A2 Lite:
    71.7 mm
  • Screen diagonal

    Mi A2 Lite: 0.46 in smaller diagonal

    Galaxy M40:
    6.3 in
    Mi A2 Lite:
    5.84 in
  • Chipset

    Galaxy M40:
    Qualcomm SDM675 Snapdragon 675 (11 nm)
    Mi A2 Lite:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Rear camera layout

    Galaxy M40:
    Triple
    Mi A2 Lite:
    Dual
  • Depth

    Galaxy M40: 0.9 mm thinner

    Galaxy M40:
    7.9 mm
    Mi A2 Lite:
    8.8 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 +6 mm versus Mi A2 Lite
    Width:
    73.9 mm +2.2 mm versus Mi A2 Lite
    Depth:
    7.9 mm
  2. 2. Mi A2 Lite

    Height:
    149.3 mm
    Width:
    71.7 mm
    Depth:
    8.8 mm +0.9 mm versus Galaxy M40

Weight

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

  1. 1. Galaxy M40

    168 g

  2. 2. Mi A2 Lite

    178 g

    +10 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. Mi A2 Lite

    Screen diagonal:
    5.84 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    85.1 cm²

Galaxy M40 has approximately 14.5% more rectangular screen area than Mi A2 Lite.

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

Mi A2 Lite: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 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. Mi A2 Lite

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. Galaxy M40

    3500 mAh

  2. 2. Mi A2 Lite

    4000 mAh

    +500 mAh versus Galaxy M40

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. Mi A2 Lite

Everyday essentials
Everyday essentials — specifications for Galaxy M40, Mi A2 Lite.
SpecificationGalaxy M40Mi A2 Lite
Dimensions (HxWxD)
  • 155.3 Х 73.9 Х 7.9 mm
  • 149.3 Х 71.7 Х 8.8 mm
Weight
  • 168 g
  • 178 g
Technology
  • PLS TFT
  • IPS LCD
Screen size
  • 6.3" inch
  • 5.84" inch
Screen resolution
  • 1080 x 2340 px
  • 1080 x 2280 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
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 1 TB (uses shared SIM slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie); One UI
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); MIUI 10; Android One
Chipset
  • Qualcomm SDM675 Snapdragon 675 (11 nm)
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Galaxy M40, Mi A2 Lite.
SpecificationGalaxy M40Mi A2 Lite
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 85.1 cm2
Screen format
  • 19.5:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 84.9%
  • 79.5%
PPI /points per inch/
  • 409 PPI
  • 432 PPI
Screen protection
  • Corning Gorilla Glass (unspecified)
Unknown
Camera and Video
Camera and Video — specifications for Galaxy M40, Mi A2 Lite.
SpecificationGalaxy M40Mi A2 Lite
Rear camera, main
  • 32 MP
  • Triple
  • 12 MP
  • Dual
Camera specs
  • 32 MP
  • f/1.7
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 12mm (ultrawide)
  • 1.12µm
  • PDAF -5 MP
  • depth sensor
  • 12 MP
  • f/2.2
  • 1.25 µm
  • PDAF -5 MP
  • 1.12 μm
  • depth sensor
Functions
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 16 MP
  • f/2.0
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for Galaxy M40, Mi A2 Lite.
SpecificationGalaxy M40Mi A2 Lite
Processor CPU
  • Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Adreno 612
  • Adreno 506
Antutu 7 score *
  • 177326
  • 76832
GeekBench 4 Single Core *
  • 2361
  • 870
GeekBench 4 Multi-Core *
  • 6438
  • 4115
Antutu 8 score * Unknown
  • 94936
General specs
General specs — specifications for Galaxy M40, Mi A2 Lite.
SpecificationGalaxy M40Mi A2 Lite
Release date
  • 2019
  • June
  • 2018
  • July
Colors
  • Sweater Blue
  • Midnight Blue
  • Black
  • Blue
  • Gold (Global); Rose Gold
  • Red (China only)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
  • 180 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy M40, Mi A2 Lite.
SpecificationGalaxy M40Mi A2 Lite
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
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 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Global HSDPA 850 / 900 / 1900 / 2100 - China -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) - Global LTE band 1(2100)
  • 34(2000)
  • 39(1900)
  • 40(2300)
  • 41(2500) - China
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 400/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
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 a/b/g/n
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.20 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Galaxy M40, Mi A2 Lite.
SpecificationGalaxy M40Mi A2 Lite
Radio
  • FM radio
  • FM radio (after SW update to A
Others
  • Active noise cancellation with dedicated mic -Dolby Atmos sound
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Galaxy M40, Mi A2 Lite.
SpecificationGalaxy M40Mi A2 Lite
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 Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Charging 5V/2A 10W - Versions: Xiaomi Mi A2 Lite (Global); Xiaomi Redmi 6 Pro (China
  • India)