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BLU J4 vs LG G4

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.

  • Memory variants

    At 32 GB storage

    J4:
    1 GB RAM
    G4:
    3 GB RAM
  • Release year

    J4:
    2019
    G4:
    2015

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
    Width:
    72.3 mm
    Depth:
    10 mm
  2. 2. G4

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown

    Unavailable dimensions are omitted from the drawing.

Weight

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

  1. 1. J4

    158 g

    +3 g versus G4

  2. 2. G4

    155 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. G4

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

G4 has approximately 6.8% 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, G4, compared at the same storage capacity.
StorageJ4G4
32 GB Recorded for all phones 1 GB RAM 3 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. J4

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

2. G4

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated 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. G4

    3000 mAh

    +800 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. G4

Everyday essentials
Everyday essentials — specifications for J4, G4.
SpecificationJ4G4
Dimensions (HxWxD)
  • 151 Х 72.3 Х 10 mm
  • 148.9 Х 76.1 Х 6.3 - 9.8 mm
Weight
  • 158 g
  • 155 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 720 x 1440 px
  • 1440 x 2560 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 3000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 5.1.1 (Lollipop)
  • upgradable to 7.0 (Nougat); LG UX 4 UI
Chipset Unknown
  • Qualcomm MSM8992 Snapdragon 808 (20 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J4, G4.
SpecificationJ4G4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 78.1 cm2
  • 82.2 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.5%
  • 72.5%
PPI /points per inch/
  • 293 PPI
  • 538 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for J4, G4.
SpecificationJ4G4
Rear camera, main
  • 8 MP
  • Single
  • 16 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 16 MP
  • f/1.8
  • 28mm (wide)
  • 1/2.6''
  • 1.12µm
  • 3-axis OIS
  • laser AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Performance

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

Performance — specifications for J4, G4.
SpecificationJ4G4
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Hexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A57)
Graphics processor GPU
  • Mali-400
  • Adreno 418
Antutu 7 score * Unknown
  • 65728
GeekBench 4 Single Core * Unknown
  • 1079
GeekBench 4 Multi-Core * Unknown
  • 2462
GeekBench 4 RenderScript * Unknown
  • 2720
General specs
General specs — specifications for J4, G4.
SpecificationJ4G4
Release date
  • 2019
  • October
  • 2015
  • April
Colors
  • Blue
  • Black
  • Brown
  • Grey
  • White
  • Gold
  • Leather Black
  • Leather Brown
  • Leather Red
  • White/Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 300 EUR
Battery life Unknown
  • Stand by time- Up to 360 h (2G) / Up to 440 h (3G) Talking time- Up to 19 h (2G) / Up to 20 h (3G)
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for J4, G4.
SpecificationJ4G4
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Micro-SIM
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 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 - H811 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 17(700)
  • 20(800)
  • 28(700) - H815 LTE band 1(2100)
  • 28(700)
  • 40(2300) - H815T LTE band 4(1700/2100)
  • 17(700) - H815P LTE band 2(1900)
  • 12(700) - H811
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 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
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0 (SlimPort 4K)
  • USB Host
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.1
  • A2DP
  • LE
  • aptX
Harmful irradiation Unknown
  • SAR EU - 0.62 W/kg (head)
Music and Audio
Music and Audio — specifications for J4, G4.
SpecificationJ4G4
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Others Unknown
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for J4, G4.
SpecificationJ4G4
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • color spectrum
  • Infrared port - Fast battery charging (Quick Charge 2.0) -Qi wireless charging (optional) - Versions: H815 (EMEA)
  • H815TR (Turkey)
  • H815T (Hong Kong)
  • H815P (LATAM
  • South Africa)
  • H812 (Canada)
  • H810 (AT&T)
  • H811 (T-Mobile)
  • LS991 (Sprint)
  • VS986 (Verizon)
  • US991 (US Cellular)