BLU R2 Plus vs Xiaomi Mi 9

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.

  • Display technology

    OLED versus LCD

    R2 Plus:
    LCD
    Mi 9:
    OLED
  • Weight

    R2 Plus: 6 g lighter

    R2 Plus:
    167 g
    Mi 9:
    173 g
  • Width

    Mi 9: 2.3 mm narrower

    R2 Plus:
    77 mm
    Mi 9:
    74.7 mm
  • Screen diagonal

    R2 Plus: 0.89 in smaller diagonal

    R2 Plus:
    5.5 in
    Mi 9:
    6.39 in
  • Chipset

    R2 Plus:
    Mediatek MT6753 (28 nm)
    Mi 9:
    Qualcomm SDM855 Snapdragon 855 (7 nm)
  • Rear camera layout

    R2 Plus:
    Single
    Mi 9:
    Triple

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. R2 Plus

    Height:
    155.7 mm
    Width:
    77 mm +2.3 mm versus Mi 9
    Depth:
    9.2 mm +1.6 mm versus Mi 9
  2. 2. Mi 9

    Height:
    157.5 mm
    Width:
    74.7 mm
    Depth:
    7.6 mm

Weight

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

  1. 1. R2 Plus

    167 g

  2. 2. Mi 9

    173 g

    +6 g versus R2 Plus

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. R2 Plus

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

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²

Mi 9 has approximately 20.2% more rectangular screen area than R2 Plus.

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 R2 Plus, Mi 9, compared at the same storage capacity.
StorageR2 PlusMi 9
32 GB 3 GB RAM Unknown
Mi 9: Original memory entry

64/128 GB · 6/8 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. R2 Plus

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

2. Mi 9

NFC:
Yes
Headphone jack:
No
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. R2 Plus

    3000 mAh

  2. 2. Mi 9

    3300 mAh

    +300 mAh versus R2 Plus

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. R2 Plus2. Mi 9

Everyday essentials
Everyday essentials — specifications for R2 Plus, Mi 9.
SpecificationR2 PlusMi 9
Dimensions (HxWxD)
  • 155.7 Х 77 Х 9.2 mm
  • 157.5 Х 74.7 Х 7.6 mm
Weight
  • 167 g
  • 173 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 5.5" inch
  • 6.39" inch
Screen resolution
  • 1080 x 1920 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 64/128 GB
  • 6/8 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 3300 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.0 (Nougat)
  • Android 9.0 (Pie)
Chipset
  • Mediatek MT6753 (28 nm)
  • Qualcomm SDM855 Snapdragon 855 (7 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for R2 Plus, Mi 9.
SpecificationR2 PlusMi 9
Touchscreen
  • capacitive touchscreen
  • Super AMOLED capacitive touchs
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 100.2 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 69.6%
  • 85.2%
PPI /points per inch/
  • 401 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass 6
Camera and Video

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

Camera and Video — specifications for R2 Plus, Mi 9.
SpecificationR2 PlusMi 9
Rear camera, main
  • 13 MP
  • Single
  • 48 MP
  • Triple
Camera specs
  • 13 MP
  • f/2.0
  • 1/3''
  • 1.12µm
  • PDAF
  • 48 MP
  • f/1.8
  • 1/2''
  • 0.8µm
  • Laser/PDAF -16 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/3.0''
  • 1.0µm
  • Laser/PDAF -12 MP
  • 54mm (telephoto)
  • 1/3.6''
  • Laser/PDAF
  • 2x optical zoom
Functions
  • Dual-LED dual-tone flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 13 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 13 MP
  • 20 MP
  • f/2.0
  • 0.9μm
DxOMark Main Score * Unknown
  • 110
DxOMark Photo * Unknown
  • 115
DxOMark Video * Unknown
  • 99
Performance

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

Performance — specifications for R2 Plus, Mi 9.
SpecificationR2 PlusMi 9
Processor CPU
  • Octa-core 1.3 GHz
  • Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
Graphics processor GPU
  • Mali-T720
  • Adreno 640
Antutu 7 score *
  • 38456
  • 371108
GeekBench 4 Single Core *
  • 606
  • 3235
GeekBench 4 Multi-Core *
  • 2464
  • 10405
GeekBench 4 RenderScript * Unknown
  • 7120
Antutu 8 score * Unknown
  • 445567
GeekBench 4 Battery * Unknown
  • 6086
GeekBench 5 Single Core * Unknown
  • 678
GeekBench 5 Multi-Core * Unknown
  • 2575
General specs
General specs — specifications for R2 Plus, Mi 9.
SpecificationR2 PlusMi 9
Release date
  • 2017
  • November
  • 2019
  • February
Colors
  • Black
  • Gold
  • Lavender Violet
  • Ocean Blue
  • Piano Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 450 EUR
Battery life
  • Stand by time- Up to 725 h (2G) / Up to 625 h (3G) Talking time- Up to 26 h (2G) / Up to 16 h (3G)
Unknown
Body build Unknown
  • Back glass (Gorilla Glass 5)
  • aluminum frame (7000 series)
Communication and Connectivity
Communication and Connectivity — specifications for R2 Plus, Mi 9.
SpecificationR2 PlusMi 9
SIM card
  • Dual SIM (Micro-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 7(2600)
  • 12(700)
  • 17(700)
  • 28(700)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 39(1900)
  • 40(2300)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 5.0
  • A2DP
  • LE
  • aptX HD
Music and Audio
Music and Audio — specifications for R2 Plus, Mi 9.
SpecificationR2 PlusMi 9
Radio
  • FM radio
  • No
Others Unknown
  • HDR10 -DCI-P3
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for R2 Plus, Mi 9.
SpecificationR2 PlusMi 9
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 27W (Quick Charge 4+) -Fast wireless charging 20W