BLU J4 vs Nokia X6 (2018)

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

    X6 (2018): 7 g lighter

    J4:
    158 g
    X6 (2018):
    151 g
  • Width

    X6 (2018): 1.3 mm narrower

    J4:
    72.3 mm
    X6 (2018):
    71 mm
  • Screen diagonal

    J4: 0.3 in smaller diagonal

    J4:
    5.5 in
    X6 (2018):
    5.8 in
  • Rear camera layout

    J4:
    Single
    X6 (2018):
    Dual
  • Depth

    X6 (2018): 2 mm thinner

    J4:
    10 mm
    X6 (2018):
    8 mm
  • Height

    X6 (2018): 3.8 mm shorter

    J4:
    151 mm
    X6 (2018):
    147.2 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. J4

    Height:
    151 mm +3.8 mm versus X6 (2018)
    Width:
    72.3 mm +1.3 mm versus X6 (2018)
    Depth:
    10 mm +2 mm versus X6 (2018)
  2. 2. X6 (2018)

    Height:
    147.2 mm
    Width:
    71 mm
    Depth:
    8 mm

Weight

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

  1. 1. J4

    158 g

    +7 g versus X6 (2018)

  2. 2. X6 (2018)

    151 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. J4

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    78.1 cm²
  2. 2. X6 (2018)

    Screen diagonal:
    5.8 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    84 cm²

X6 (2018) has approximately 7.6% more rectangular screen area than J4.

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 J4, X6 (2018), compared at the same storage capacity.
StorageJ4X6 (2018)
32 GB 1 GB RAM Unknown
X6 (2018): Original memory entry

64 GB · 4 GB RAM (6.1 Plus)64 GB · 4/6 GB RAM 32 GB · 4 GB RAM (X6)

Practical features

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

1. J4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC

2. X6 (2018)

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 400 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. J4

    2200 mAh

  2. 2. X6 (2018)

    3060 mAh

    +860 mAh versus J4

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. J42. X6 (2018)

Everyday essentials
Everyday essentials — specifications for J4, X6 (2018).
SpecificationJ4X6 (2018)
Dimensions (HxWxD)
  • 151 Х 72.3 Х 10 mm
  • 147.2 Х 71 Х 8 mm
Weight
  • 158 g
  • 151 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.8" inch
Screen resolution
  • 720 x 1440 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 64 GB
  • 4 GB RAM (6.1 Plus)64 GB
  • 4/6 GB RAM 32 GB
  • 4 GB RAM (X6)
Memory card support
  • microSDXC
  • microSD
  • up to 400 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 3060 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); Android One
Chipset Unknown
  • Qualcomm SDM636 Snapdragon 636 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J4, X6 (2018).
SpecificationJ4X6 (2018)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 78.1 cm2
  • 85.1 cm2
Screen format
  • 18:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 71.5%
  • 81.5%
PPI /points per inch/
  • 293 PPI
  • 432 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for J4, X6 (2018).
SpecificationJ4X6 (2018)
Rear camera, main
  • 8 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 8 MP
  • AF
  • 16 MP
  • f/2.0
  • 1.0µm
  • PDAF -5 MP
  • f/2.4
  • 1.12µm
  • depth sensor
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 8 MP
  • 16 MP
  • f/2.0
  • 1/3.1''
  • 1.0µm
Performance
Performance — specifications for J4, X6 (2018).
SpecificationJ4X6 (2018)
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core 1.8 GHz Kryo 260
Graphics processor GPU
  • Mali-400
  • Adreno 509
General specs
General specs — specifications for J4, X6 (2018).
SpecificationJ4X6 (2018)
Release date
  • 2019
  • October
  • 2018
  • July
Colors
  • Blue
  • Black
  • Brown
  • Black
  • Blue
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 250 EUR
Body build Unknown
  • Front/back glass (Gorilla Glass 3)
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for J4, X6 (2018).
SpecificationJ4X6 (2018)
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR EU - 0.94 W/kg (head) 1.82 W/kg (body)
Music and Audio
Music and Audio — specifications for J4, X6 (2018).
SpecificationJ4X6 (2018)
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for J4, X6 (2018).
SpecificationJ4X6 (2018)
Dop
  • Sensors Accelerometer For USA
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0) - Versions: Nokia 6.1 Plus (Global); Nokia X6 (China)