BLU J2 vs vivo Y71

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.

  • Width

    J2: 2.6 mm narrower

    J2:
    73.1 mm
    Y71:
    75.7 mm
  • Screen diagonal

    J2: 1 in smaller diagonal

    J2:
    5 in
    Y71:
    6 in
  • Memory variants

    At 32 GB storage

    J2:
    1 GB RAM
    Y71:
    3 GB RAM
  • Depth

    Y71: 2.5 mm thinner

    J2:
    10.3 mm
    Y71:
    7.8 mm
  • Height

    J2: 11.9 mm shorter

    J2:
    144 mm
    Y71:
    155.9 mm
  • Release year

    J2:
    2019
    Y71:
    2018

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. J2

    Height:
    144 mm
    Width:
    73.1 mm
    Depth:
    10.3 mm +2.5 mm versus Y71
  2. 2. Y71

    Height:
    155.9 mm +11.9 mm versus J2
    Width:
    75.7 mm +2.6 mm versus J2
    Depth:
    7.8 mm

Weight

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

  1. 1. J2

    146 g

  2. 2. Y71

    150 g

    +4 g versus J2

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. J2

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Y71

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.9 cm²

Y71 has approximately 34.8% more rectangular screen area than J2.

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 J2, Y71, compared at the same storage capacity.
StorageJ2Y71
16 GB Not recorded 3 GB RAM
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. J2

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

2. Y71

NFC:
Unknown
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. J2

    2000 mAh

  2. 2. Y71

    3360 mAh

    +1360 mAh versus J2

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. J22. Y71

Everyday essentials
Everyday essentials — specifications for J2, Y71.
SpecificationJ2Y71
Dimensions (HxWxD)
  • 144 Х 73.1 Х 10.3 mm
  • 155.9 Х 75.7 Х 7.8 mm
Weight
  • 146 g
  • 150 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 6" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 16/32 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.
  • 2000 mAh
  • Li-Po
  • 3360 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 8.1 (Oreo); Funtouch 4
Chipset Unknown
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J2, Y71.
SpecificationJ2Y71
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 92.9 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 65.4%
  • 78.7%
PPI /points per inch/
  • 196 PPI
  • 268 PPI
Camera and Video
Camera and Video — specifications for J2, Y71.
SpecificationJ2Y71
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • 13 MP
  • PDAF
  • f/2.2
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 5 MP
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for J2, Y71.
SpecificationJ2Y71
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Adreno 308
Antutu 7 score * Unknown
  • 32782
GeekBench 4 Single Core * Unknown
  • 522
GeekBench 4 Multi-Core * Unknown
  • 1453
General specs
General specs — specifications for J2, Y71.
SpecificationJ2Y71
Release date
  • 2019
  • December
  • 2018
  • April
Colors
  • Blue
  • Black
  • Brown
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 EUR
  • 140 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for J2, Y71.
SpecificationJ2Y71
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • 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 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
  • LTE
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
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for J2, Y71.
SpecificationJ2Y71
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for J2, Y71.
SpecificationJ2Y71
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass