Vodafone 858 Smart vs Xiaomi MI-2a

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

    858 Smart: 29 g lighter

    858 Smart:
    104 g
    MI-2a:
    133 g
  • Width

    858 Smart: 9.7 mm narrower

    858 Smart:
    56.8 mm
    MI-2a:
    66.5 mm
  • Screen diagonal

    858 Smart: 1.7 in smaller diagonal

    858 Smart:
    2.8 in
    MI-2a:
    4.5 in
  • Depth

    MI-2a: 3.1 mm thinner

    858 Smart:
    12.6 mm
    MI-2a:
    9.5 mm
  • Height

    858 Smart: 29.2 mm shorter

    858 Smart:
    103.8 mm
    MI-2a:
    133 mm
  • Release year

    858 Smart:
    2011
    MI-2a:
    2013

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. 858 Smart

    Height:
    103.8 mm
    Width:
    56.8 mm
    Depth:
    12.6 mm +3.1 mm versus MI-2a
  2. 2. MI-2a

    Height:
    133 mm +29.2 mm versus 858 Smart
    Width:
    66.5 mm +9.7 mm versus 858 Smart
    Depth:
    9.5 mm

Weight

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

  1. 1. 858 Smart

    104 g

  2. 2. MI-2a

    133 g

    +29 g versus 858 Smart

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. 858 Smart

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. MI-2a

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

MI-2a has approximately 129.9% more rectangular screen area than 858 Smart.

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 858 Smart, MI-2a, compared at the same storage capacity.
Storage858 SmartMI-2a
16 GB Unknown 1 GB RAM
858 Smart: Original memory entry

130 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. 858 Smart

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. MI-2a

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

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. 858 Smart2. MI-2a

Everyday essentials
Everyday essentials — specifications for 858 Smart, MI-2a.
Specification858 SmartMI-2a
Dimensions (HxWxD)
  • 103.8 Х 56.8 Х 12.6 mm
  • 133 Х 66.5 Х 9.5 mm
Weight
  • 104 g
  • 133 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 4.5" inch
Screen resolution
  • 240 x 320 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 130 MB
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 2030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 4.1 (Jelly Bean)
Chipset
  • Qualcomm MSM7225 Snapdragon S1
  • Xiaolong S4 Pro
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 858 Smart, MI-2a.
Specification858 SmartMI-2a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 24.3 cm2
  • 55.8 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 41.2%
  • 63.1%
PPI /points per inch/
  • 143 PPI
  • 326 PPI
Camera and Video
Camera and Video — specifications for 858 Smart, MI-2a.
Specification858 SmartMI-2a
Rear camera, main
  • 2 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 2 MP
  • 8 MP
  • AF
  • f/2.0
Functions Unknown
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 2 MP
  • Single
Specifications Unknown
  • 2 MP
Performance

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

Performance — specifications for 858 Smart, MI-2a.
Specification858 SmartMI-2a
Processor CPU
  • 528 MHz ARM 11
  • Dual-core 1.7 GHz
Graphics processor GPU
  • No
  • Adreno 320
Antutu 7 score * Unknown
  • 21326
GeekBench 4 Single Core * Unknown
  • 742
GeekBench 4 Multi-Core * Unknown
  • 1151
GeekBench 4 RenderScript * Unknown
  • 1277
General specs
General specs — specifications for 858 Smart, MI-2a.
Specification858 SmartMI-2a
Release date
  • 2011
  • May
  • 2013
Colors
  • White
  • Black
  • custom graphic designs
  • Black (front panel)
  • 4 color options (back panel)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
Unknown
Battery life
  • Stand by time- Up to 250 h (2G) / Up to 380 h (3G) Talking time- Up to 4 h (2G) / Up to 4 h 30 min (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for 858 Smart, MI-2a.
Specification858 SmartMI-2a
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Class 12
Edge
  • Class 10
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 2.1
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for 858 Smart, MI-2a.
Specification858 SmartMI-2a
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for 858 Smart, MI-2a.
Specification858 SmartMI-2a
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Vodafone Music -MP3/WMA/eAAC+ player -MP4/H.264 player -Organizer -Photo viewer/editor -Voice memo/dial/commands -Predictive text input (Swype)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass