Plum Volt 3G 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

    MI-2a: 17 g lighter

    Volt 3G:
    150 g
    MI-2a:
    133 g
  • Width

    MI-2a: 2.5 mm narrower

    Volt 3G:
    69 mm
    MI-2a:
    66.5 mm
  • Screen diagonal

    MI-2a: 0.5 in smaller diagonal

    Volt 3G:
    5 in
    MI-2a:
    4.5 in
  • Depth

    Volt 3G: 0.5 mm thinner

    Volt 3G:
    9 mm
    MI-2a:
    9.5 mm
  • Height

    MI-2a: 8 mm shorter

    Volt 3G:
    141 mm
    MI-2a:
    133 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. Volt 3G

    Height:
    141 mm +8 mm versus MI-2a
    Width:
    69 mm +2.5 mm versus MI-2a
    Depth:
    9 mm
  2. 2. MI-2a

    Height:
    133 mm
    Width:
    66.5 mm
    Depth:
    9.5 mm +0.5 mm versus Volt 3G

Weight

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

  1. 1. Volt 3G

    150 g

    +17 g versus MI-2a

  2. 2. MI-2a

    133 g

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. Volt 3G

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. MI-2a

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

Volt 3G has approximately 23.5% more rectangular screen area than MI-2a.

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 Volt 3G, MI-2a, compared at the same storage capacity.
StorageVolt 3GMI-2a
4 GB 1 GB RAM Not recorded
16 GB Not recorded 1 GB 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. Volt 3G

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.

Recorded battery capacity

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

  1. 1. Volt 3G

    2000 mAh

  2. 2. MI-2a

    2030 mAh

    +30 mAh versus Volt 3G

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. Volt 3G2. MI-2a

Everyday essentials
Everyday essentials — specifications for Volt 3G, MI-2a.
SpecificationVolt 3GMI-2a
Dimensions (HxWxD)
  • 141 Х 69 Х 9 mm
  • 133 Х 66.5 Х 9.5 mm
Weight
  • 150 g
  • 133 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 4.5" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 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.
  • 2000 mAh
  • Removable Li-Ion
  • 2030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Android 4.1 (Jelly Bean)
Chipset
  • Mediatek MT6589 (28 nm)
  • Xiaolong S4 Pro
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Volt 3G, MI-2a.
SpecificationVolt 3GMI-2a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 68.9 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 70.8%
  • 63.1%
PPI /points per inch/
  • 441 PPI
  • 326 PPI
Camera and Video
Camera and Video — specifications for Volt 3G, MI-2a.
SpecificationVolt 3GMI-2a
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
  • AF
  • f/2.0
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 2 MP
  • 2 MP
Performance

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

Performance — specifications for Volt 3G, MI-2a.
SpecificationVolt 3GMI-2a
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Dual-core 1.7 GHz
Graphics processor GPU
  • PowerVR SGX544
  • 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 Volt 3G, MI-2a.
SpecificationVolt 3GMI-2a
Release date
  • 2013
  • May
  • 2013
Colors
  • Black/White
  • Black (front panel)
  • 4 color options (back panel)
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 12 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Volt 3G, MI-2a.
SpecificationVolt 3GMI-2a
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 12
  • Class 12
Edge
  • Class 12
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • miniUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 2.1
  • A2DP
  • EDR
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Volt 3G, MI-2a.
SpecificationVolt 3GMI-2a
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Volt 3G, MI-2a.
SpecificationVolt 3GMI-2a
Dop
  • Sensors Accelerometer
  • proximity - Flashlight - Z510 Dual SIM Z511 Single SIM
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass