Samsung i310 vs vivo U3

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    i310: 73 g lighter

    i310:
    120 g
    U3:
    193 g
  • Width

    i310: 28 mm narrower

    i310:
    48.5 mm
    U3:
    76.5 mm
  • Screen diagonal

    i310: 4.53 in smaller diagonal

    i310:
    2 in
    U3:
    6.53 in
  • Rear camera layout

    i310:
    Single
    U3:
    Triple
  • Depth

    U3: 10.9 mm thinner

    i310:
    19.8 mm
    U3:
    8.9 mm
  • Height

    i310: 50.3 mm shorter

    i310:
    111.9 mm
    U3:
    162.2 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. i310

    Height:
    111.9 mm
    Width:
    48.5 mm
    Depth:
    19.8 mm +10.9 mm versus U3
  2. 2. U3

    Height:
    162.2 mm +50.3 mm versus i310
    Width:
    76.5 mm +28 mm versus i310
    Depth:
    8.9 mm

Weight

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

  1. 1. i310

    120 g

  2. 2. U3

    193 g

    +73 g versus i310

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. i310

    Screen diagonal:
    2 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    12.4 cm²
  2. 2. U3

    Screen diagonal:
    6.53 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    104.7 cm²

U3 has approximately 745% more rectangular screen area than i310.

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 i310, U3, compared at the same storage capacity.
Storagei310U3
64 GB Unknown 4 / 6 GB RAM Alternative RAM configurations
i310: Original memory entry

8 GB (microdrive) · 64 MB 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. i310

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

2. U3

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

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. i3102. U3

Everyday essentials
Everyday essentials — specifications for i310, U3.
Specificationi310U3
Dimensions (HxWxD)
  • 111.9 Х 48.5 Х 19.8 mm
  • 162.2 Х 76.5 Х 8.9 mm
Weight
  • 120 g
  • 193 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2" inch
  • 6.53" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB (microdrive)
  • 64 MB RAM
  • 64GB 4GB RAM
  • 64GB 6GB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 5.0 Smartphone
  • Android 9.0 (Pie); Funtouch 9.0
Chipset Unknown
  • Qualcomm SDM675 Snapdragon 675 (11 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for i310, U3.
Specificationi310U3
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 12.4 cm2
  • 104.7 cm2
Screen format
  • 4:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 22.8%
  • 84.4%
PPI /points per inch/
  • 200 PPI
  • 395 PPI
Camera and Video
Camera and Video — specifications for i310, U3.
Specificationi310U3
Rear camera, main
  • 2 MP
  • Single
  • 16 MP
  • Triple
Camera specs
  • 2 MP
  • 16 MP
  • f/1.8
  • (wide)
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide) -2 MP
  • f/2.4
  • macro camera
Functions
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 16 MP
  • Single
Specifications Unknown
  • 16 MP
  • f/2.0
  • 26mm (wide)
  • 1/3.1"
  • 1.0µm
Performance

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

Performance — specifications for i310, U3.
Specificationi310U3
Processor CPU
  • 32-bit Intel XScale PXA272 416 MHz
  • Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)
Graphics processor GPU Unknown
  • Adreno 612
Antutu 8 score * Unknown
  • 212000
General specs
General specs — specifications for i310, U3.
Specificationi310U3
Release date
  • 2006
  • March
  • 2019
  • October
Colors Unknown
  • Black
  • Blue
  • Green
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 USD
Communication and Connectivity
Communication and Connectivity — specifications for i310, U3.
Specificationi310U3
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 / 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 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
  • BDS
USB
  • 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • Yes
  • 5.0
  • A2DP
  • LE
  • aptX
Harmful irradiation
  • SAR - 0.20 W/kg (head) 0.36 W/kg (body) SAR EU - 0.67 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for i310, U3.
Specificationi310U3
Radio
  • No
  • FM radio
Others
  • Scroll wheel navigation
  • Dual speaker
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for i310, U3.
Specificationi310U3
Dop
  • MP3/WMA/AAC/MP4 player -Pocket Office -TV-out -Predictive text input -Organizer -Voice command -Voice memo
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 18W