Xiaomi MI-2a vs Xiaomi Redmi 3

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: 11 g lighter

    MI-2a:
    133 g
    Redmi 3:
    144 g
  • Width

    MI-2a: 3.1 mm narrower

    MI-2a:
    66.5 mm
    Redmi 3:
    69.6 mm
  • Screen diagonal

    MI-2a: 0.5 in smaller diagonal

    MI-2a:
    4.5 in
    Redmi 3:
    5 in
  • Memory variants

    At 16 GB storage

    MI-2a:
    1 GB RAM
    Redmi 3:
    2 GB RAM
  • Depth

    Redmi 3: 1 mm thinner

    MI-2a:
    9.5 mm
    Redmi 3:
    8.5 mm
  • Height

    MI-2a: 6.3 mm shorter

    MI-2a:
    133 mm
    Redmi 3:
    139.3 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. MI-2a

    Height:
    133 mm
    Width:
    66.5 mm
    Depth:
    9.5 mm +1 mm versus Redmi 3
  2. 2. Redmi 3

    Height:
    139.3 mm +6.3 mm versus MI-2a
    Width:
    69.6 mm +3.1 mm versus MI-2a
    Depth:
    8.5 mm

Weight

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

  1. 1. MI-2a

    133 g

  2. 2. Redmi 3

    144 g

    +11 g versus MI-2a

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. MI-2a

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Redmi 3

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

Redmi 3 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 MI-2a, Redmi 3, compared at the same storage capacity.
StorageMI-2aRedmi 3
16 GB Recorded for all phones 1 GB RAM 2 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. MI-2a

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

2. Redmi 3

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

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. MI-2a

    2030 mAh

  2. 2. Redmi 3

    4100 mAh

    +2070 mAh versus MI-2a

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. MI-2a2. Redmi 3

Everyday essentials
Everyday essentials — specifications for MI-2a, Redmi 3.
SpecificationMI-2aRedmi 3
Dimensions (HxWxD)
  • 133 Х 66.5 Х 9.5 mm
  • 139.3 Х 69.6 Х 8.5 mm
Weight
  • 133 g
  • 144 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2030 mAh
  • Removable Li-Ion
  • 4100 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.1 (Jelly Bean)
  • Android 5.1 (Lollipop); MIUI 7
Chipset
  • Xiaolong S4 Pro
  • Qualcomm MSM8939v2 Snapdragon 616 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for MI-2a, Redmi 3.
SpecificationMI-2aRedmi 3
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 63.1%
  • 71.1%
PPI /points per inch/
  • 326 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for MI-2a, Redmi 3.
SpecificationMI-2aRedmi 3
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • f/2.0
  • 13 MP
  • PDAF
  • f/2.0
Functions
  • LED flash
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 2 MP
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for MI-2a, Redmi 3.
SpecificationMI-2aRedmi 3
Processor CPU
  • Dual-core 1.7 GHz
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.2 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 320
  • Adreno 405
Antutu 7 score *
  • 21326
  • 33714
GeekBench 4 Single Core *
  • 742
  • 633
GeekBench 4 Multi-Core *
  • 1151
  • 1685
GeekBench 4 RenderScript *
  • 1277
  • 1770
GeekBench 5 Single Core * Unknown
  • 89
GeekBench 5 Multi-Core * Unknown
  • 545
General specs
General specs — specifications for MI-2a, Redmi 3.
SpecificationMI-2aRedmi 3
Release date
  • 2013
  • 2016
  • January
Colors
  • Black (front panel)
  • 4 color options (back panel)
  • Gold
  • Dark Gray
  • Silver
  • Classic Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 160 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for MI-2a, Redmi 3.
SpecificationMI-2aRedmi 3
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
  • LTE
  • EV-DO Rev.A 3.1 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.1
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 1.33 W/kg (head)
Music and Audio
Music and Audio — specifications for MI-2a, Redmi 3.
SpecificationMI-2aRedmi 3
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for MI-2a, Redmi 3.
SpecificationMI-2aRedmi 3
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging