Samsung i400 vs vivo Z3i

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: 72 g lighter

    i400:
    92 g
    Z3i:
    164 g
  • Width

    i400: 25.6 mm narrower

    i400:
    50 mm
    Z3i:
    75.6 mm
  • Screen diagonal

    i400: 4 in smaller diagonal

    i400:
    2.3 in
    Z3i:
    6.3 in
  • Chipset

    i400:
    TI OMAP 2430
    Z3i:
    Mediatek MT6771 Helio P60 (12 nm)
  • Rear camera layout

    i400:
    Single
    Z3i:
    Dual
  • Depth

    Z3i: 7.7 mm thinner

    i400:
    15.8 mm
    Z3i:
    8.1 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 +7.7 mm versus Z3i
  2. 2. Z3i

    Height:
    156 mm +55 mm versus i400
    Width:
    75.6 mm +25.6 mm versus i400
    Depth:
    8.1 mm

Weight

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

  1. 1. i400

    92 g

  2. 2. Z3i

    164 g

    +72 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. Z3i

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

Z3i has approximately 504.7% 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, Z3i, compared at the same storage capacity.
Storagei400Z3i
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. Z3i

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.

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. Z3i

Everyday essentials
Everyday essentials — specifications for i400, Z3i.
Specificationi400Z3i
Dimensions (HxWxD)
  • 101 Х 50 Х 15.8 mm
  • 156 Х 75.6 Х 8.1 mm
Weight
  • 92 g
  • 164 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.3" inch
  • 6.3" inch
Screen resolution
  • 320 x 240 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 40 MB
  • 128 GB
  • 6 GB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 3315 mAh
  • Non-removable Li-Po
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Android 8.1 (Oreo)
Chipset
  • TI OMAP 2430
  • Mediatek MT6771 Helio P60 (12 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for i400, Z3i.
Specificationi400Z3i
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 16.4 cm2
  • 99.1 cm2
Screen format
  • 4:3 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 32.4%
  • 84.0%
PPI /points per inch/
  • 174 PPI
  • 400 PPI
Camera and Video
Camera and Video — specifications for i400, Z3i.
Specificationi400Z3i
Rear camera, main
  • 2 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 2 MP
  • 16 MP
  • f/2.0
  • PDAF -2 MP
  • f/2.4
  • depth sensor
Functions Unknown
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 24 MP
  • Single
Specifications Unknown
  • 24 MP
Performance

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

Performance — specifications for i400, Z3i.
Specificationi400Z3i
Processor CPU
  • 330 MHz ARM 1136
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR MBX
  • Mali-G72 MP3
Antutu 7 score * Unknown
  • 130205
General specs
General specs — specifications for i400, Z3i.
Specificationi400Z3i
Release date
  • 2007
  • April
  • 2018
  • October
Colors
  • Black
  • Red
  • Aurora Blue
  • Millenium Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 290 EUR
  • 350 EUR
Communication and Connectivity
Communication and Connectivity — specifications for i400, Z3i.
Specificationi400Z3i
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 CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed Unknown
  • HSPA
  • LTE-A
GPRS
  • Class 10
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • A2DP
  • 4.2
  • A2DP
  • EDR
  • LE
  • aptX
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, Z3i.
Specificationi400Z3i
Radio
  • No
  • FM radio
Others
  • Dual speaker
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for i400, Z3i.
Specificationi400Z3i
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 - Fast battery charging 9V/2A 18W - For China