Samsung i400 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

    i400: 73 g lighter

    i400:
    92 g
    Redmi Note 4:
    165 g
  • Width

    i400: 26 mm narrower

    i400:
    50 mm
    Redmi Note 4:
    76 mm
  • Screen diagonal

    i400: 3.2 in smaller diagonal

    i400:
    2.3 in
    Redmi Note 4:
    5.5 in
  • Chipset

    i400:
    TI OMAP 2430
    Redmi Note 4:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Depth

    Redmi Note 4: 7.3 mm thinner

    i400:
    15.8 mm
    Redmi Note 4:
    8.5 mm
  • Height

    i400: 50 mm shorter

    i400:
    101 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. i400

    Height:
    101 mm
    Width:
    50 mm
    Depth:
    15.8 mm +7.3 mm versus Redmi Note 4
  2. 2. Redmi Note 4

    Height:
    151 mm +50 mm versus i400
    Width:
    76 mm +26 mm versus i400
    Depth:
    8.5 mm

Weight

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

  1. 1. i400

    92 g

  2. 2. Redmi Note 4

    165 g

    +73 g versus i400

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. i400

    Screen diagonal:
    2.3 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    16.4 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 409.1% more rectangular screen area than i400.

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.

i400: Original memory entry

40 MB

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. i400

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (dedicated slot)

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.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. i4002. Redmi Note 4

Everyday essentials
Everyday essentials — specifications for i400, Redmi Note 4.
Specificationi400Redmi Note 4
Dimensions (HxWxD)
  • 101 Х 50 Х 15.8 mm
  • 151 Х 76 Х 8.5 mm
Weight
  • 92 g
  • 165 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.3" inch
  • 5.5" inch
Screen resolution
  • 320 x 240 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 40 MB
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM; 64 GB
  • 3 GB RAM (China only)
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); MIUI 10
Chipset
  • TI OMAP 2430
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for i400, Redmi Note 4.
Specificationi400Redmi Note 4
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 16.4 cm2
  • 83.4 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 32.4%
  • 72.7%
PPI /points per inch/
  • 174 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for i400, Redmi Note 4.
Specificationi400Redmi Note 4
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • 13 MP
  • f/2.0
  • 1.12µm
  • PDAF
Functions Unknown
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for i400, Redmi Note 4.
Specificationi400Redmi Note 4
Processor CPU
  • 330 MHz ARM 1136
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • PowerVR MBX
  • Adreno 506
Antutu 7 score * Unknown
  • 76000
GeekBench 4 Single Core * Unknown
  • 1475
GeekBench 4 Multi-Core * Unknown
  • 4010
GeekBench 4 RenderScript * Unknown
  • 3151
Antutu 8 score * Unknown
  • 102376
GeekBench 5 Single Core * Unknown
  • 171
GeekBench 5 Multi-Core * Unknown
  • 917
General specs
General specs — specifications for i400, Redmi Note 4.
Specificationi400Redmi Note 4
Release date
  • 2007
  • April
  • 2017
  • January
Colors
  • Black
  • Red
  • Dark Gray
  • Gold
  • Black
  • Lake Blue (64/4GB model)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 290 EUR
  • 150 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for i400, Redmi Note 4.
Specificationi400Redmi Note 4
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network Unknown
  • 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 Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • A2DP
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.21 W/kg (head) 0.26 W/kg (body) SAR EU - 0.20 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for i400, Redmi Note 4.
Specificationi400Redmi Note 4
Radio
  • No
  • FM radio
Others
  • Dual speaker
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for i400, Redmi Note 4.
Specificationi400Redmi Note 4
Dop
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Predictive text input -Voice memo/command -Organizer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For Global market. Also known as Xiaomi Redmi Note 4x Global.