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BLU J4 vs BLU Studio One

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.

  • WeightStudio One: 11 g lighterStudio One: 147 g · J4: 158 g
  • WidthStudio One: 1.3 mm narrowerStudio One: 71 mm · J4: 72.3 mm
  • Screen diagonalStudio One: 0.5 in smaller diagonalStudio One: 5 in · J4: 5.5 in
  • DepthStudio One: 2.4 mm thinnerStudio One: 7.6 mm · J4: 10 mm
  • HeightStudio One: 9.5 mm shorterStudio One: 141.5 mm · J4: 151 mm
  • Release year2019 / 2016J4: 2019 · Studio One: 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.

Front
J4: 151 × 72.3 mm 1 Studio One: 141.5 × 71 mm 2
Side
J4: 151 × 10 mm 1 Studio One: 141.5 × 7.6 mm 2
  1. 1. J4
    Height
    151 mm
    Width
    72.3 mm
    Depth
    10 mm
    Weight
    158 g
  2. 2. Studio One
    Height
    141.5 mm
    Width
    71 mm
    Depth
    7.6 mm
    Weight
    147 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
SpecificationJ4Studio One
Dimensions (HxWxD)
  • 151 Х 72.3 Х 10 mm
  • 141.5 Х 71 Х 7.6 mm
Weight
  • 158 g
  • 147 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5" inch
Screen resolution
  • 720 x 1440 px
  • 720 x 1280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 64 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 2450 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 5.1 (Lollipop)
Chipset Unknown
  • Mediatek MT6735 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationJ4Studio One
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 78.1 cm2
  • 68.9 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.5%
  • 68.6%
PPI /points per inch/
  • 293 PPI
  • 294 PPI
Camera and Video
Camera and Video
SpecificationJ4Studio One
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • f/2.0
  • 1/3''
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • 5 MP
Performance
Performance
SpecificationJ4Studio One
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Mali-T720
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 32789
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 573
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 1555
General specs
General specs
SpecificationJ4Studio One
Release date
  • 2019
  • October
  • 2016
  • February
Colors
  • Blue
  • Black
  • Brown
  • Black
  • Grey
  • White
  • Gold
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life Unknown
  • 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)
Communication and Connectivity
Communication and Connectivity
SpecificationJ4Studio One
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 / 1700(AWS) / 1900 / 2100 - S0110UU HSDPA 900 / 2100 - S0110EE -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 7(2600)
  • 12(700)
  • 17(700) - S0110UU LTE band 3(1800)
  • 20(800)
  • 38(2600)
  • 40(2300) - S0110EE
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/11.5 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
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio
SpecificationJ4Studio One
Radio
  • FM radio
  • FM radio
Other features
Other features
SpecificationJ4Studio One
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • proximity
  • compass