You are using an outdated browser. For a faster, safer browsing experience, upgrade for free today.<

BLU J4 vs HTC U Play

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.

  • Weight

    U Play: 13 g lighter

    J4:
    158 g
    U Play:
    145 g
  • Screen diagonal

    U Play: 0.3 in smaller diagonal

    J4:
    5.5 in
    U Play:
    5.2 in
  • Depth

    U Play: 2 mm thinner

    J4:
    10 mm
    U Play:
    8 mm
  • Height

    U Play: 5 mm shorter

    J4:
    151 mm
    U Play:
    146 mm
  • Release year

    J4:
    2019
    U Play:
    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.

  1. 1. J4

    Height:
    151 mm +5 mm versus U Play
    Width:
    72.3 mm
    Depth:
    10 mm +2 mm versus U Play
  2. 2. U Play

    Height:
    146 mm
    Width:
    72.9 mm
    Depth:
    8 mm

Weight

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

  1. 1. J4

    158 g

    +13 g versus U Play

  2. 2. U Play

    145 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. U Play

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

J4 has approximately 4.7% more rectangular screen area than U Play.

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, U Play, compared at the same storage capacity.
StorageJ4U Play
32 GB 1 GB RAM Unknown
U Play: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 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. U Play

NFC:
Yes
Headphone jack:
No
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. J4

    2200 mAh

  2. 2. U Play

    2500 mAh

    +300 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. U Play

Everyday essentials
Everyday essentials — specifications for J4, U Play.
SpecificationJ4U Play
Dimensions (HxWxD)
  • 151 Х 72.3 Х 10 mm
  • 146 Х 72.9 Х 8 mm
Weight
  • 158 g
  • 145 g
Technology
  • IPS LCD
  • Super LCD
Screen size
  • 5.5" inch
  • 5.2" inch
Screen resolution
  • 720 x 1440 px
  • 1080 x 1920 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 32 GB
  • 3 RAM
Memory card support
  • microSDXC
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 2500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 6.0 (Marshmallow)
Chipset Unknown
  • Mediatek MT6755 Helio P10 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for J4, U Play.
SpecificationJ4U Play
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 78.1 cm2
  • 73.2 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.5%
  • 68.7%
PPI /points per inch/
  • 293 PPI
  • 428 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for J4, U Play.
SpecificationJ4U Play
Rear camera, main
  • 8 MP
  • Single
  • 16 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 16 MP
  • f/2.0
  • 28mm (wide)
  • 1.0µm
  • OIS
  • PDAF
Functions
  • LED flash
  • Auto-HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 8 MP
  • 16 MP
  • f/2.0
  • 27mm (wide)
  • 1/3.1''
  • 1.0µm
Performance

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

Performance — specifications for J4, U Play.
SpecificationJ4U Play
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core (4x2.0 GHz Cortex-A53 & 4x1.1 GHz Cortex-A53)
Graphics processor GPU
  • Mali-400
  • Mali-T860MP2
Antutu 7 score * Unknown
  • 49782
GeekBench 4 Single Core * Unknown
  • 740
GeekBench 4 Multi-Core * Unknown
  • 2755
GeekBench 4 RenderScript * Unknown
  • 1977
General specs
General specs — specifications for J4, U Play.
SpecificationJ4U Play
Release date
  • 2019
  • October
  • 2017
  • January
Colors
  • Blue
  • Black
  • Brown
  • Brilliant Black
  • Cosmetic Pink
  • Ice White
  • Sapphire Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 150 EUR
Battery life Unknown
  • Stand by time- Up to 427 h (3G) Talking time- Up to 15 h (3G)
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for J4, U Play.
SpecificationJ4U Play
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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
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
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for J4, U Play.
SpecificationJ4U Play
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for J4, U Play.
SpecificationJ4U Play
Dop
  • Sensors Accelerometer For USA
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging - Also known as HTC Alpine