Samsung i400 vs Xiaomi Redmi Note 9S

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: 117 g lighter

    i400:
    92 g
    Redmi Note 9S:
    209 g
  • Width

    i400: 26.7 mm narrower

    i400:
    50 mm
    Redmi Note 9S:
    76.7 mm
  • Screen diagonal

    i400: 4.37 in smaller diagonal

    i400:
    2.3 in
    Redmi Note 9S:
    6.67 in
  • Chipset

    i400:
    TI OMAP 2430
    Redmi Note 9S:
    Qualcomm SM7125 Snapdragon 720G (8 nm)
  • Rear camera layout

    i400:
    Single
    Redmi Note 9S:
    Quad
  • Depth

    Redmi Note 9S: 7 mm thinner

    i400:
    15.8 mm
    Redmi Note 9S:
    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. i400

    Height:
    101 mm
    Width:
    50 mm
    Depth:
    15.8 mm +7 mm versus Redmi Note 9S
  2. 2. Redmi Note 9S

    Height:
    165.8 mm +64.8 mm versus i400
    Width:
    76.7 mm +26.7 mm versus i400
    Depth:
    8.8 mm

Weight

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

  1. 1. i400

    92 g

  2. 2. Redmi Note 9S

    209 g

    +117 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 9S

    Screen diagonal:
    6.67 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    107.4 cm²

Redmi Note 9S has approximately 555.7% 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.

Recorded RAM for i400, Redmi Note 9S, compared at the same storage capacity.
Storagei400Redmi Note 9S
64 GB Unknown 4 GB RAM
128 GB Unknown 6 GB RAM
i400: Original memory entry

40 MB

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 9S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated 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 9S

Everyday essentials
Everyday essentials — specifications for i400, Redmi Note 9S.
Specificationi400Redmi Note 9S
Dimensions (HxWxD)
  • 101 Х 50 Х 15.8 mm
  • 165.8 Х 76.7 Х 8.8 mm
Weight
  • 92 g
  • 209 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.3" inch
  • 6.67" inch
Screen resolution
  • 320 x 240 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 40 MB
  • 64GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD (dedicated slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 5020 mAh
  • Non-removable Li-Po
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Android 10.0; MIUI 11
Chipset
  • TI OMAP 2430
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for i400, Redmi Note 9S.
Specificationi400Redmi Note 9S
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 16.4 cm2
  • 107.4 cm2
Screen format
  • 4:3 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 32.4%
  • 84.5%
PPI /points per inch/
  • 174 PPI
  • 395 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for i400, Redmi Note 9S.
Specificationi400Redmi Note 9S
Rear camera, main
  • 2 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 2 MP
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.0''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm -5 MP
  • f/2.4
  • (macro)
  • 1.12µm -2 MP
  • (depth)
Functions Unknown
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 16 MP
  • Single
Specifications Unknown
  • 16 MP
  • f/2.5
  • (wide)
  • 1.0µm
Performance
Performance — specifications for i400, Redmi Note 9S.
Specificationi400Redmi Note 9S
Processor CPU
  • 330 MHz ARM 1136
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Graphics processor GPU
  • PowerVR MBX
  • Adreno 618
General specs
General specs — specifications for i400, Redmi Note 9S.
Specificationi400Redmi Note 9S
Release date
  • 2007
  • April
  • 2020
  • March 23
Colors
  • Black
  • Red
  • Aurora Blue
  • Glacier white
  • Interstellar Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 290 EUR
  • $ 199
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for i400, Redmi Note 9S.
Specificationi400Redmi Note 9S
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Class 10
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 2.0
  • A2DP
  • 5.0
  • 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 9S.
Specificationi400Redmi Note 9S
Radio
  • No
  • FM radio
  • recording
Others
  • Dual speaker
  • 450 nits typ. brightness (advertised)
Other features
Other features — specifications for i400, Redmi Note 9S.
Specificationi400Redmi Note 9S
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 (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof