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BLU J4 vs Infinix Zero 4

Compare recorded specifications, size and practical differences.

BLU J4

BLU J4

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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.

  • WeightJ4: 9.5 g lighterJ4: 158 g · Zero 4: 167.5 g
  • WidthJ4: 3.7 mm narrowerJ4: 72.3 mm · Zero 4: 76 mm
  • Memory variantsAt 32 GB storageJ4: 1 GB RAM · Zero 4: 3 GB RAM
  • DepthZero 4: 2.2 mm thinnerZero 4: 7.8 mm · J4: 10 mm
  • Release year2019 / 2017J4: 2019 · Zero 4: 2017

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.

Front
J4: 151 × 72.3 mm 1 Zero 4: 151.5 × 76 mm 2
Side
J4: 151 × 10 mm 1 Zero 4: 151.5 × 7.8 mm 2
  1. 1. J4
    Height
    151 mm
    Width
    72.3 mm
    Depth
    10 mm
    Weight
    158 g
  2. 2. Zero 4
    Height
    151.5 mm
    Width
    76 mm
    Depth
    7.8 mm
    Weight
    167.5 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials
Everyday essentials
SpecificationJ4Zero 4
Dimensions (HxWxD)
  • 151 Х 72.3 Х 10 mm
  • 151.5 Х 76 Х 7.8 mm
Weight
  • 158 g
  • 167.5 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 720 x 1440 px
  • 1080 x 1920 px
Internal memoryRecorded 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 128 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 3200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 6.0 (Marshmallow)
Chipset Unknown
  • Mediatek MT6753 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationJ4Zero 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 78.1 cm2
  • 83.4 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.5%
  • 72.4%
PPI /points per inch/
  • 293 PPI
  • 401 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video
SpecificationJ4Zero 4
Rear camera, main
  • 8 MP
  • Single
  • 16 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 16 MP
  • f/2.0
  • OIS
  • Laser AF/ PDAF
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • 8 MP
  • f/2.2
Performance
Performance
SpecificationJ4Zero 4
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Mali-T720MP3
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 22135
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 632
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 2913
GeekBench 5 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 110
GeekBench 5 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 418
General specs
General specs
SpecificationJ4Zero 4
Release date
  • 2019
  • October
  • 2017
  • March
Colors
  • Blue
  • Black
  • Brown
  • Anthracite Grey
  • Champagne Gold
  • Barbie Pink
  • Filber Brown
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationJ4Zero 4
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Micro-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 -3G - HSDPA 850 / 900 / 2100 HSDPA 850 / 1700 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) LTE band 2(1900)
  • 4(1700/2100)
  • 28(700)
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 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio
SpecificationJ4Zero 4
Radio
  • FM radio
  • FM radio
Other features
Other features
SpecificationJ4Zero 4
Dop
  • Sensors Accelerometer For USA
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass