You are using an outdated browser. For a faster, safer browsing experience, upgrade for free today.<

OnePlus 3T 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

    3T:
    OLED
    MI-2a:
    LCD
  • Weight

    MI-2a: 25 g lighter

    3T:
    158 g
    MI-2a:
    133 g
  • Width

    MI-2a: 8.2 mm narrower

    3T:
    74.7 mm
    MI-2a:
    66.5 mm
  • Screen diagonal

    MI-2a: 1 in smaller diagonal

    3T:
    5.5 in
    MI-2a:
    4.5 in
  • Depth

    3T: 2.1 mm thinner

    3T:
    7.4 mm
    MI-2a:
    9.5 mm
  • Height

    MI-2a: 19.7 mm shorter

    3T:
    152.7 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. 3T

    Height:
    152.7 mm +19.7 mm versus MI-2a
    Width:
    74.7 mm +8.2 mm versus MI-2a
    Depth:
    7.4 mm
  2. 2. MI-2a

    Height:
    133 mm
    Width:
    66.5 mm
    Depth:
    9.5 mm +2.1 mm versus 3T

Weight

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

  1. 1. 3T

    158 g

    +25 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. 3T

    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

3T 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 3T, MI-2a, compared at the same storage capacity.
Storage3TMI-2a
16 GB Not recorded 1 GB RAM
64 GB 6 GB RAM Not recorded
128 GB 6 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. 3T

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

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. 3T

    3400 mAh

    +1370 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. 3T2. MI-2a

Everyday essentials
Everyday essentials — specifications for 3T, MI-2a.
Specification3TMI-2a
Dimensions (HxWxD)
  • 152.7 Х 74.7 Х 7.4 mm
  • 133 Х 66.5 Х 9.5 mm
Weight
  • 158 g
  • 133 g
Technology
  • Optic AMOLED
  • IPS LCD
Screen size
  • 5.5" 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.
  • 64/128 GB
  • 6 GB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • No
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3400 mAh
  • Non-removable Li-Ion
  • 2030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0.1 (Marshmallow)
  • upgradable to Android 8.0 (Oreo); OxygenOS 5.0.4
  • Android 4.1 (Jelly Bean)
Chipset
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
  • Xiaolong S4 Pro
NFC
  • Yes
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 3T, MI-2a.
Specification3TMI-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
  • 73.1%
  • 63.1%
PPI /points per inch/
  • 401 PPI
  • 326 PPI
Screen protection
  • Corning Gorilla Glass 4
Unknown
Camera and Video
Camera and Video — specifications for 3T, MI-2a.
Specification3TMI-2a
Rear camera, main
  • 16 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 16 MP
  • f/2.0
  • 1/2.8''
  • 1.12µm
  • OIS
  • PDAF
  • 8 MP
  • AF
  • f/2.0
Functions
  • LED flash
  • panorama
  • HDR
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 16 MP
  • f/2.0
  • 1/3.1''
  • 1.0µm
  • 2 MP
Performance

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

Performance — specifications for 3T, MI-2a.
Specification3TMI-2a
Processor CPU
  • Quad-core (2x2.35 GHz Kryo & 2x1.6 GHz Kryo)
  • Dual-core 1.7 GHz
Graphics processor GPU
  • Adreno 530
  • Adreno 320
Antutu 7 score *
  • 178923
  • 21326
GeekBench 4 Single Core *
  • 1800
  • 742
GeekBench 4 Multi-Core *
  • 4117
  • 1151
GeekBench 4 RenderScript *
  • 7474
  • 1277
GeekBench 5 Single Core *
  • 335
Unknown
GeekBench 5 Multi-Core *
  • 783
Unknown
General specs
General specs — specifications for 3T, MI-2a.
Specification3TMI-2a
Release date
  • 2016
  • November
  • 2013
Colors
  • Gunmetal
  • soft gold
  • Midnight Black
  • Black (front panel)
  • 4 color options (back panel)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 440 EUR
Unknown
Body build
  • Front glass
  • aluminum body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for 3T, MI-2a.
Specification3TMI-2a
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - North America HSDPA 850 / 900 / 1900 / 2100 - Global model CDMA2000 1xEV-DO - North America -4G - LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 30(2300) - North America LTE band 1(2100)
  • 3(1800)
  • 20(800)
  • 38(2600)
  • 40(2300) - Global model
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.2
  • A2DP
  • aptX HD
  • LE
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.99 W/kg (head) 0.65 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for 3T, MI-2a.
Specification3TMI-2a
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for 3T, MI-2a.
Specification3TMI-2a
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Dash Charge)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass