Asus Zenfone Zoom ZX550 vs BLU Studio J2

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: 42 g lighter

    Zenfone Zoom ZX550:
    185 g
    Studio J2:
    143 g
  • Width

    Studio J2: 5.9 mm narrower

    Zenfone Zoom ZX550:
    78.8 mm
    Studio J2:
    72.9 mm
  • Screen diagonal

    Studio J2: 0.5 in smaller diagonal

    Zenfone Zoom ZX550:
    5.5 in
    Studio J2:
    5 in
  • Chipset

    Zenfone Zoom ZX550:
    Intel Atom Z3580
    Studio J2:
    Mediatek MT6570 (28 nm)
  • Depth

    Studio J2: 1.6 mm thinner

    Zenfone Zoom ZX550:
    12 mm
    Studio J2:
    10.4 mm
  • Height

    Studio J2: 14 mm shorter

    Zenfone Zoom ZX550:
    158.9 mm
    Studio J2:
    144.9 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. Zenfone Zoom ZX550

    Height:
    158.9 mm +14 mm versus Studio J2
    Width:
    78.8 mm +5.9 mm versus Studio J2
    Depth:
    12 mm +1.6 mm versus Studio J2
  2. 2. Studio J2

    Height:
    144.9 mm
    Width:
    72.9 mm
    Depth:
    10.4 mm

Weight

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

  1. 1. Zenfone Zoom ZX550

    185 g

    +42 g versus Studio J2

  2. 2. Studio J2

    143 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. Zenfone Zoom ZX550

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Studio J2

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

Zenfone Zoom ZX550 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.

Zenfone Zoom ZX550: Original memory entry

16/32/64/128 GB · 2/4 GB RAM

Studio J2: Original memory entry

8 GB · 512 MB 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. Zenfone Zoom ZX550

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

2. Studio J2

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. Zenfone Zoom ZX550

    3000 mAh

    +1000 mAh versus Studio J2

  2. 2. Studio J2

    2000 mAh

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. Zenfone Zoom ZX5502. Studio J2

Everyday essentials
Everyday essentials — specifications for Zenfone Zoom ZX550, Studio J2.
SpecificationZenfone Zoom ZX550Studio J2
Dimensions (HxWxD)
  • 158.9 Х 78.8 Х 12 mm
  • 144.9 Х 72.9 Х 10.4 mm
Weight
  • 185 g
  • 143 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32/64/128 GB
  • 2/4 GB RAM
  • 8 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 2000 mAh
  • Removable Li-Po
Operating system OS
  • Android 5.0 (Lollipop); ZenUI
  • Android 6.0 (Marshmallow)
Chipset
  • Intel Atom Z3580
  • Mediatek MT6570 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Zenfone Zoom ZX550, Studio J2.
SpecificationZenfone Zoom ZX550Studio J2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 82.6 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 65.9%
  • 65.2%
PPI /points per inch/
  • 403 PPI
  • 196 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Zenfone Zoom ZX550, Studio J2.
SpecificationZenfone Zoom ZX550Studio J2
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/2.7-4.8
  • 28(wide)-84mm(telephoto)
  • 3x optical zoom
  • OIS
  • laser AF
  • 5 MP
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • LED
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • f/2.0
  • 2 MP
Performance

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

Performance — specifications for Zenfone Zoom ZX550, Studio J2.
SpecificationZenfone Zoom ZX550Studio J2
Processor CPU
  • Quad-core 2.3 GHz
  • Dual-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • PowerVR G6430
  • Mali-400
Antutu 7 score * Unknown
  • 11535
GeekBench 4 Single Core *
  • 1064
  • 390
GeekBench 4 Multi-Core * Unknown
  • 604
General specs
General specs — specifications for Zenfone Zoom ZX550, Studio J2.
SpecificationZenfone Zoom ZX550Studio J2
Release date
  • 2015
  • January
  • 2017
  • May
Colors
  • Meteorite black
  • Glacier white
  • Black
  • Gold
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 400 EUR
Unknown
Battery life Unknown
  • 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)
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone Zoom ZX550, Studio J2.
SpecificationZenfone Zoom ZX550Studio J2
SIM card
  • Dual SIM (Micro-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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 9(1800)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 28(700)
  • 29(700) LTE band 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Zenfone Zoom ZX550, Studio J2.
SpecificationZenfone Zoom ZX550Studio J2
Radio
  • No
  • No
Other features
Other features — specifications for Zenfone Zoom ZX550, Studio J2.
SpecificationZenfone Zoom ZX550Studio J2
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer