Xiaomi Mi 4i vs Xiaomi Redmi Note 4

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 4i: 35 g lighter

    Mi 4i:
    130 g
    Redmi Note 4:
    165 g
  • Width

    Mi 4i: 6.4 mm narrower

    Mi 4i:
    69.6 mm
    Redmi Note 4:
    76 mm
  • Screen diagonal

    Mi 4i: 0.5 in smaller diagonal

    Mi 4i:
    5 in
    Redmi Note 4:
    5.5 in
  • Chipset

    Mi 4i:
    Qualcomm MSM8939 Snapdragon 615 (28 nm)
    Redmi Note 4:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Depth

    Mi 4i: 0.7 mm thinner

    Mi 4i:
    7.8 mm
    Redmi Note 4:
    8.5 mm
  • Height

    Mi 4i: 12.9 mm shorter

    Mi 4i:
    138.1 mm
    Redmi Note 4:
    151 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. Mi 4i

    Height:
    138.1 mm
    Width:
    69.6 mm
    Depth:
    7.8 mm
  2. 2. Redmi Note 4

    Height:
    151 mm +12.9 mm versus Mi 4i
    Width:
    76 mm +6.4 mm versus Mi 4i
    Depth:
    8.5 mm +0.7 mm versus Mi 4i

Weight

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

  1. 1. Mi 4i

    130 g

  2. 2. Redmi Note 4

    165 g

    +35 g versus Mi 4i

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. Mi 4i

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Redmi Note 4

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

Redmi Note 4 has approximately 21% more rectangular screen area than Mi 4i.

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 Mi 4i, Redmi Note 4, compared at the same storage capacity.
StorageMi 4iRedmi Note 4
16 GB 2 GB RAM Unknown
32 GB 2 GB RAM Unknown
Redmi Note 4: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM; 64 GB · 3 GB RAM (China only)

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Mi 4i

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

2. Redmi Note 4

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. Mi 4i

    3120 mAh

  2. 2. Redmi Note 4

    4100 mAh

    +980 mAh versus Mi 4i

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. Mi 4i2. Redmi Note 4

Everyday essentials
Everyday essentials — specifications for Mi 4i, Redmi Note 4.
SpecificationMi 4iRedmi Note 4
Dimensions (HxWxD)
  • 138.1 Х 69.6 Х 7.8 mm
  • 151 Х 76 Х 8.5 mm
Weight
  • 130 g
  • 165 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 5.5" inch
Screen resolution
  • 1080 x 1920 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32 GB
  • 2 GB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM; 64 GB
  • 3 GB RAM (China only)
Memory card support
  • No
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3120 mAh
  • Non-removable Li-Ion
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 5.0.2 (Lollipop); MIUI 8.2
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); MIUI 10
Chipset
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Mi 4i, Redmi Note 4.
SpecificationMi 4iRedmi Note 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.7%
  • 72.7%
PPI /points per inch/
  • 441 PPI
  • 401 PPI
Screen protection
  • Corning scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for Mi 4i, Redmi Note 4.
SpecificationMi 4iRedmi Note 4
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • f/2.0
  • 13 MP
  • f/2.0
  • 1.12µm
  • PDAF
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 480p@120fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 5 MP
  • f/1.8
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for Mi 4i, Redmi Note 4.
SpecificationMi 4iRedmi Note 4
Processor CPU
  • Octa-core (4x1.7 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Adreno 405
  • Adreno 506
Antutu 7 score *
  • 40156
  • 76000
GeekBench 4 Single Core *
  • 617
  • 1475
GeekBench 4 Multi-Core *
  • 1374
  • 4010
GeekBench 4 RenderScript *
  • 1404
  • 3151
Antutu 8 score * Unknown
  • 102376
GeekBench 5 Single Core * Unknown
  • 171
GeekBench 5 Multi-Core * Unknown
  • 917
General specs
General specs — specifications for Mi 4i, Redmi Note 4.
SpecificationMi 4iRedmi Note 4
Release date
  • 2015
  • April
  • 2017
  • January
Colors
  • Dark Gray
  • Black
  • White
  • Yellow
  • Blue
  • Pink
  • Dark Gray
  • Gold
  • Black
  • Lake Blue (64/4GB model)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
  • 150 EUR
Battery life
  • Talking time- Up to 35 h (3G)
Unknown
Body build
  • plastic body
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Mi 4i, Redmi Note 4.
SpecificationMi 4iRedmi Note 4
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1900 / 2100 TD-SCDMA -4G - LTE band 3(1800)
  • 7(2600)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA
  • LTE Cat4 150/50 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
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.1
  • A2DP
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.29 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Mi 4i, Redmi Note 4.
SpecificationMi 4iRedmi Note 4
Radio
  • Stereo FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Mi 4i, Redmi Note 4.
SpecificationMi 4iRedmi Note 4
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 40% in 60 min (Quick Charge)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For Global market. Also known as Xiaomi Redmi Note 4x Global.