Infinix Note 4 vs Xiaomi MI-2a

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

    MI-2a: 65 g lighter

    Note 4:
    198 g
    MI-2a:
    133 g
  • Width

    MI-2a: 12.3 mm narrower

    Note 4:
    78.8 mm
    MI-2a:
    66.5 mm
  • Screen diagonal

    MI-2a: 1.2 in smaller diagonal

    Note 4:
    5.7 in
    MI-2a:
    4.5 in
  • Memory variants

    At 16 GB storage

    Note 4:
    2 GB RAM
    MI-2a:
    1 GB RAM
  • Depth

    Note 4: 1.1 mm thinner

    Note 4:
    8.4 mm
    MI-2a:
    9.5 mm
  • Height

    MI-2a: 26 mm shorter

    Note 4:
    159 mm
    MI-2a:
    133 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. Note 4

    Height:
    159 mm +26 mm versus MI-2a
    Width:
    78.8 mm +12.3 mm versus MI-2a
    Depth:
    8.4 mm
  2. 2. MI-2a

    Height:
    133 mm
    Width:
    66.5 mm
    Depth:
    9.5 mm +1.1 mm versus Note 4

Weight

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

  1. 1. Note 4

    198 g

    +65 g versus MI-2a

  2. 2. MI-2a

    133 g

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. Note 4

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    89.6 cm²
  2. 2. MI-2a

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

Note 4 has approximately 60.4% more rectangular screen area than MI-2a.

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.

Recorded RAM for Note 4, MI-2a, compared at the same storage capacity.
StorageNote 4MI-2a
16 GB Recorded for all phones 2 GB RAM 1 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. Note 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (dedicated slot)

2. MI-2a

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

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. Note 4

    4300 mAh

    +2270 mAh versus MI-2a

  2. 2. MI-2a

    2030 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. Note 42. MI-2a

Everyday essentials
Everyday essentials — specifications for Note 4, MI-2a.
SpecificationNote 4MI-2a
Dimensions (HxWxD)
  • 159 Х 78.8 Х 8.4 mm
  • 133 Х 66.5 Х 9.5 mm
Weight
  • 198 g
  • 133 g
Technology
  • LTPS IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 4.5" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 128 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 4300 mAh
  • Non-removable Li-Po
  • 2030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Android 4.1 (Jelly Bean)
Chipset
  • Mediatek MT6753 (28 nm)
  • Xiaolong S4 Pro
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Note 4, MI-2a.
SpecificationNote 4MI-2a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 89.6 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.5%
  • 63.1%
PPI /points per inch/
  • 386 PPI
  • 326 PPI
Camera and Video
Camera and Video — specifications for Note 4, MI-2a.
SpecificationNote 4MI-2a
Rear camera, main
  • 13 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 8 MP
  • AF
  • f/2.0
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 8 MP
  • 1.4µm
  • 2 MP
Performance

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

Performance — specifications for Note 4, MI-2a.
SpecificationNote 4MI-2a
Processor CPU
  • Octa-core 1.3 GHz Cortex-A53
  • Dual-core 1.7 GHz
Graphics processor GPU
  • Mali-T720MP3
  • Adreno 320
Antutu 7 score *
  • 22385
  • 21326
GeekBench 4 Single Core * Unknown
  • 742
GeekBench 4 Multi-Core * Unknown
  • 1151
GeekBench 4 RenderScript * Unknown
  • 1277
General specs
General specs — specifications for Note 4, MI-2a.
SpecificationNote 4MI-2a
Release date
  • 2018
  • 2013
Colors
  • Champagne Gold
  • Milan Black
  • Ice Blue
  • Black (front panel)
  • 4 color options (back panel)
Body build
  • Front glass
  • aluminum body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Note 4, MI-2a.
SpecificationNote 4MI-2a
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 7(2600)
  • 28(700)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Note 4, MI-2a.
SpecificationNote 4MI-2a
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Note 4, MI-2a.
SpecificationNote 4MI-2a
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity
  • compass - Charging 9V/2A 18W
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass