BlackBerry KEY2 LE vs Xiaomi Redmi Note 4G

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

    KEY2 LE: 19 g lighter

    KEY2 LE:
    156 g
    Redmi Note 4G:
    175 g
  • Width

    KEY2 LE: 4.2 mm narrower

    KEY2 LE:
    71.8 mm
    Redmi Note 4G:
    76 mm
  • Screen diagonal

    KEY2 LE: 1 in smaller diagonal

    KEY2 LE:
    4.5 in
    Redmi Note 4G:
    5.5 in
  • Chipset

    KEY2 LE:
    Qualcomm SDM636 Snapdragon 636 (14 nm)
    Redmi Note 4G:
    Mediatek MT6797 Helio X20 (20 nm)
  • Rear camera layout

    KEY2 LE:
    Dual
    Redmi Note 4G:
    Single
  • Release year

    KEY2 LE:
    2018
    Redmi Note 4G:
    2016

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. KEY2 LE

    Height:
    150.3 mm
    Width:
    71.8 mm
    Depth:
    8.4 mm
  2. 2. Redmi Note 4G

    Height:
    151 mm
    Width:
    76 mm +4.2 mm versus KEY2 LE
    Depth:
    8.4 mm

Weight

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

  1. 1. KEY2 LE

    156 g

  2. 2. Redmi Note 4G

    175 g

    +19 g versus KEY2 LE

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. KEY2 LE

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    60.3 cm²
  2. 2. Redmi Note 4G

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

Redmi Note 4G has approximately 38.3% more rectangular screen area than KEY2 LE.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

KEY2 LE: Original memory entry

32/64 GB · 512GB 4GB

Redmi Note 4G: Original memory entry

16 GB · 2 GB RAM - Standard edition64 GB · 3 GB RAM - High edition64 GB · 4 GB RAM - Exclusive

Practical features

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

1. KEY2 LE

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

2. Redmi Note 4G

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. KEY2 LE

    3000 mAh

  2. 2. Redmi Note 4G

    4100 mAh

    +1100 mAh versus KEY2 LE

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. KEY2 LE2. Redmi Note 4G

Everyday essentials
Everyday essentials — specifications for KEY2 LE, Redmi Note 4G.
SpecificationKEY2 LERedmi Note 4G
Dimensions (HxWxD)
  • 150.3 Х 71.8 Х 8.4 mm
  • 151 Х 76 Х 8.4 mm
Weight
  • 156 g
  • 175 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5.5" inch
Screen resolution
  • 1080 x 1620 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32/64 GB
  • 512GB 4GB
  • 16 GB
  • 2 GB RAM - Standard edition64 GB
  • 3 GB RAM - High edition64 GB
  • 4 GB RAM - Exclusive
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 (Oreo)
  • Android 6.0 (Marshmallow); MIUI 10
Chipset
  • Qualcomm SDM636 Snapdragon 636 (14 nm)
  • Mediatek MT6797 Helio X20 (20 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for KEY2 LE, Redmi Note 4G.
SpecificationKEY2 LERedmi Note 4G
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 60.0 cm2
  • 83.4 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 55.6%
  • 72.7%
PPI /points per inch/
  • 434 PPI
  • 401 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
Unknown
Camera and Video
Camera and Video — specifications for KEY2 LE, Redmi Note 4G.
SpecificationKEY2 LERedmi Note 4G
Rear camera, main
  • 13 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • 1/3.1''
  • 1.12µm
  • PDAF -5 MP
  • f/2.4
  • depth sensor
  • 13 MP
  • PDAF
  • f/2.0
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for KEY2 LE, Redmi Note 4G.
SpecificationKEY2 LERedmi Note 4G
Processor CPU
  • Octa-core 1.8 GHz Kryo 260
  • Deca-core 2.1 GHz
Graphics processor GPU
  • Adreno 509
  • Mali-T880 MP4
Antutu 7 score *
  • 115692
  • 21789
General specs
General specs — specifications for KEY2 LE, Redmi Note 4G.
SpecificationKEY2 LERedmi Note 4G
Release date
  • 2018
  • August
  • 2016
  • August
Colors
  • Slate
  • Champagne
  • Atomic
  • Silver
  • Gray
  • Gold
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 330 EUR
  • 170 EUR
Body build
  • aluminum frame
  • plastic back
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for KEY2 LE, Redmi Note 4G.
SpecificationKEY2 LERedmi Note 4G
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) -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)
  • 19(800)
  • 20(800)
  • 26(850)
  • 28(700)
  • 32(1500)
  • 38(2600)
  • 40(2300)
  • 41(2500) - BBE100-1
  • BBE100-4 DS (EU
  • Africa
  • AU) LTE band 1(2100)
  • 13(700)
  • 29(700)
  • 66(1700/2100)
  • 39(1900)
  • 41(2500) - BBE100-2
  • BBE100-5 DS (NA
  • LATAM)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE-A
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 а/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • EDR
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.01 W/kg (head) 1.17 W/kg (body) SAR EU - 0.78 W/kg (head) 1.61 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for KEY2 LE, Redmi Note 4G.
SpecificationKEY2 LERedmi Note 4G
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for KEY2 LE, Redmi Note 4G.
SpecificationKEY2 LERedmi Note 4G
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity
  • compass - Capacitive touch 4-row BlackBerry keyboard - Versions: BBE100-1
  • BBE100-4 DS (EU
  • Africa
  • AU); BBE100-2
  • BBE100-5 DS (NA
  • LATAM)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For China