QMobile Noir Z12 vs Xiaomi MI-2a

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.

  • Display technology

    OLED versus LCD

    Noir Z12:
    OLED
    MI-2a:
    LCD
  • Weight

    MI-2a: 14 g lighter

    Noir Z12:
    147 g
    MI-2a:
    133 g
  • Width

    MI-2a: 8.1 mm narrower

    Noir Z12:
    74.6 mm
    MI-2a:
    66.5 mm
  • Screen diagonal

    MI-2a: 1 in smaller diagonal

    Noir Z12:
    5.5 in
    MI-2a:
    4.5 in
  • Depth

    Noir Z12: 2.6 mm thinner

    Noir Z12:
    6.9 mm
    MI-2a:
    9.5 mm
  • Height

    MI-2a: 18.9 mm shorter

    Noir Z12:
    151.9 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. Noir Z12

    Height:
    151.9 mm +18.9 mm versus MI-2a
    Width:
    74.6 mm +8.1 mm versus MI-2a
    Depth:
    6.9 mm
  2. 2. MI-2a

    Height:
    133 mm
    Width:
    66.5 mm
    Depth:
    9.5 mm +2.6 mm versus Noir Z12

Weight

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

  1. 1. Noir Z12

    147 g

    +14 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. Noir Z12

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

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

Noir Z12 has approximately 49.4% 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 Noir Z12, MI-2a, compared at the same storage capacity.
StorageNoir Z12MI-2a
16 GB Not recorded 1 GB RAM
32 GB 3 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Noir Z12

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. Noir Z12

    3150 mAh

    +1120 mAh versus MI-2a

  2. 2. MI-2a

    2030 mAh

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. Noir Z122. MI-2a

Everyday essentials
Everyday essentials — specifications for Noir Z12, MI-2a.
SpecificationNoir Z12MI-2a
Dimensions (HxWxD)
  • 151.9 Х 74.6 Х 6.9 mm
  • 133 Х 66.5 Х 9.5 mm
Weight
  • 147 g
  • 133 g
Technology
  • AMOLED
  • IPS LCD
Screen size
  • 5.5" inch
  • 4.5" 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.
  • 32 GB
  • 3 GB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3150 mAh
  • Non-removable Li-Ion
  • 2030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1.1 (Lollipop); Amigo OS 3.1
  • Android 4.1 (Jelly Bean)
Chipset
  • Mediatek MT6753 (28 nm)
  • Xiaolong S4 Pro
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Noir Z12, MI-2a.
SpecificationNoir Z12MI-2a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 73.6%
  • 63.1%
PPI /points per inch/
  • 267 PPI
  • 326 PPI
Camera and Video
Camera and Video — specifications for Noir Z12, MI-2a.
SpecificationNoir Z12MI-2a
Rear camera, main
  • 13 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • f/2.0
  • 8 MP
  • AF
  • f/2.0
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • 2 MP
Performance

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

Performance — specifications for Noir Z12, MI-2a.
SpecificationNoir Z12MI-2a
Processor CPU
  • Octa-core 1.3 GHz Cortex-A53
  • Dual-core 1.7 GHz
Graphics processor GPU
  • Mali-T720MP3
  • 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 Noir Z12, MI-2a.
SpecificationNoir Z12MI-2a
Release date
  • 2016
  • February
  • 2013
Colors
  • Gold
  • Black (front panel)
  • 4 color options (back panel)
Communication and Connectivity
Communication and Connectivity — specifications for Noir Z12, MI-2a.
SpecificationNoir Z12MI-2a
SIM card
  • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA -4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
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
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Noir Z12, MI-2a.
SpecificationNoir Z12MI-2a
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Noir Z12, MI-2a.
SpecificationNoir Z12MI-2a
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass