BLU Studio J2 vs BLU Vivo 8

Compare recorded specifications, size and practical differences.

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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.

  • Weight

    Studio J2: 37 g lighter

    Studio J2:
    143 g
    Vivo 8:
    180 g
  • Width

    Studio J2: 3.6 mm narrower

    Studio J2:
    72.9 mm
    Vivo 8:
    76.5 mm
  • Screen diagonal

    Studio J2: 0.5 in smaller diagonal

    Studio J2:
    5 in
    Vivo 8:
    5.5 in
  • Chipset

    Studio J2:
    Mediatek MT6570 (28 nm)
    Vivo 8:
    Mediatek MT6755 Helio P10 (28 nm)
  • Depth

    Vivo 8: 2.1 mm thinner

    Studio J2:
    10.4 mm
    Vivo 8:
    8.3 mm
  • Height

    Studio J2: 9.6 mm shorter

    Studio J2:
    144.9 mm
    Vivo 8:
    154.5 mm

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. Studio J2

    Height:
    144.9 mm
    Width:
    72.9 mm
    Depth:
    10.4 mm +2.1 mm versus Vivo 8
  2. 2. Vivo 8

    Height:
    154.5 mm +9.6 mm versus Studio J2
    Width:
    76.5 mm +3.6 mm versus Studio J2
    Depth:
    8.3 mm

Weight

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

  1. 1. Studio J2

    143 g

  2. 2. Vivo 8

    180 g

    +37 g versus Studio 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. Studio J2

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Vivo 8

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

Vivo 8 has approximately 21% more rectangular screen area than Studio 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Studio J2: Original memory entry

8 GB · 512 MB RAM

Vivo 8: Original memory entry

64 GB · 512GB 4GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Studio J2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

2. Vivo 8

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

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. Studio J2

    2000 mAh

  2. 2. Vivo 8

    4010 mAh

    +2010 mAh versus Studio 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. Studio J22. Vivo 8

Everyday essentials
Everyday essentials — specifications for Studio J2, Vivo 8.
SpecificationStudio J2Vivo 8
Dimensions (HxWxD)
  • 144.9 Х 72.9 Х 10.4 mm
  • 154.5 Х 76.5 Х 8.3 mm
Weight
  • 143 g
  • 180 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 5.5" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Po
  • 4010 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 7.0 (Nougat)
Chipset
  • Mediatek MT6570 (28 nm)
  • Mediatek MT6755 Helio P10 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Studio J2, Vivo 8.
SpecificationStudio J2Vivo 8
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 65.2%
  • 70.6%
PPI /points per inch/
  • 196 PPI
  • 401 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Studio J2, Vivo 8.
SpecificationStudio J2Vivo 8
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • 13 MP
  • f/2.0
  • 1/3''
  • 1.12µm
  • PDAF
Functions
  • LED
  • LED flash
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 2 MP
  • 16 MP
Performance

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

Performance — specifications for Studio J2, Vivo 8.
SpecificationStudio J2Vivo 8
Processor CPU
  • Dual-core 1.3 GHz Cortex-A7
  • Octa-core (4x2.0 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • Mali-400
  • Mali-T860MP2
Antutu 7 score *
  • 11535
  • 53268
GeekBench 4 Single Core *
  • 390
  • 733
GeekBench 4 Multi-Core *
  • 604
  • 2928
General specs
General specs — specifications for Studio J2, Vivo 8.
SpecificationStudio J2Vivo 8
Release date
  • 2017
  • May
  • 2017
  • August
Colors
  • Black
  • Gold
  • Rose Gold
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 300 USD
Battery life
  • Stand by time- Up to 650 h (2G) / Up to 550 h (3G) Talking time- Up to 24 h (2G) / Up to 12 h (3G)
  • Stand by time- Up to 750 h (2G) / Up to 700 h (3G) Talking time- Up to 28 h (2G) / Up to 22 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Studio J2, Vivo 8.
SpecificationStudio J2Vivo 8
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Micro-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 / 1700(AWS) / 1900 / 2100 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 7(2600)
  • 12(700)
  • 17(700) LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 5(850)
  • 28(700)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n/ac
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Studio J2, Vivo 8.
SpecificationStudio J2Vivo 8
Radio
  • No
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Studio J2, Vivo 8.
SpecificationStudio J2Vivo 8
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging