BLU Studio X9 HD vs Infinix Zero 4

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 X9 HD: 23.5 g lighter

    Studio X9 HD:
    144 g
    Zero 4:
    167.5 g
  • Width

    Studio X9 HD: 3 mm narrower

    Studio X9 HD:
    73 mm
    Zero 4:
    76 mm
  • Screen diagonal

    Studio X9 HD: 0.5 in smaller diagonal

    Studio X9 HD:
    5 in
    Zero 4:
    5.5 in
  • Chipset

    Studio X9 HD:
    Mediatek MT6580 (28 nm)
    Zero 4:
    Mediatek MT6753 (28 nm)
  • Depth

    Zero 4: 2.3 mm thinner

    Studio X9 HD:
    10.1 mm
    Zero 4:
    7.8 mm
  • Height

    Studio X9 HD: 8.5 mm shorter

    Studio X9 HD:
    143 mm
    Zero 4:
    151.5 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 X9 HD

    Height:
    143 mm
    Width:
    73 mm
    Depth:
    10.1 mm +2.3 mm versus Zero 4
  2. 2. Zero 4

    Height:
    151.5 mm +8.5 mm versus Studio X9 HD
    Width:
    76 mm +3 mm versus Studio X9 HD
    Depth:
    7.8 mm

Weight

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

  1. 1. Studio X9 HD

    144 g

  2. 2. Zero 4

    167.5 g

    +23.5 g versus Studio X9 HD

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 X9 HD

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Zero 4

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

Zero 4 has approximately 21% more rectangular screen area than Studio X9 HD.

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 Studio X9 HD, Zero 4, compared at the same storage capacity.
StorageStudio X9 HDZero 4
8 GB 1 GB RAM Not recorded
32 GB Not recorded 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. Studio X9 HD

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

2. Zero 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. Studio X9 HD

    2000 mAh

  2. 2. Zero 4

    3200 mAh

    +1200 mAh versus Studio X9 HD

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 X9 HD2. Zero 4

Everyday essentials
Everyday essentials — specifications for Studio X9 HD, Zero 4.
SpecificationStudio X9 HDZero 4
Dimensions (HxWxD)
  • 143 Х 73 Х 10.1 mm
  • 151.5 Х 76 Х 7.8 mm
Weight
  • 144 g
  • 167.5 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 5.5" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8GB 1GB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 128 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 3200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 6.0 (Marshmallow)
Chipset
  • Mediatek MT6580 (28 nm)
  • Mediatek MT6753 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Studio X9 HD, Zero 4.
SpecificationStudio X9 HDZero 4
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
  • 66.0%
  • 72.4%
PPI /points per inch/
  • 294 PPI
  • 401 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Studio X9 HD, Zero 4.
SpecificationStudio X9 HDZero 4
Rear camera, main
  • 8 MP
  • Single
  • 16 MP
  • Single
Camera specs
  • 8 MP
  • 16 MP
  • f/2.0
  • OIS
  • Laser AF/ PDAF
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 5 MP
  • 8 MP
  • f/2.2
Performance

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

Performance — specifications for Studio X9 HD, Zero 4.
SpecificationStudio X9 HDZero 4
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Mali-400MP2
  • Mali-T720MP3
Antutu 7 score * Unknown
  • 22135
GeekBench 4 Single Core * Unknown
  • 632
GeekBench 4 Multi-Core * Unknown
  • 2913
GeekBench 5 Single Core * Unknown
  • 110
GeekBench 5 Multi-Core * Unknown
  • 418
General specs
General specs — specifications for Studio X9 HD, Zero 4.
SpecificationStudio X9 HDZero 4
Release date
  • 2020
  • March 25
  • 2017
  • March
Colors
  • Black
  • White
  • Blue
  • Anthracite Grey
  • Champagne Gold
  • Barbie Pink
  • Filber Brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 USD
Unknown
Battery life
  • Stand by time- Up to 500 h (3G) Talking time- Up to 15 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Studio X9 HD, Zero 4.
SpecificationStudio X9 HDZero 4
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 / 900 / 2100 HSDPA 850 / 1700 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) LTE band 2(1900)
  • 4(1700/2100)
  • 28(700)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/5.76 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
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Studio X9 HD, Zero 4.
SpecificationStudio X9 HDZero 4
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Studio X9 HD, Zero 4.
SpecificationStudio X9 HDZero 4
Dop
  • Sensors Accelerometer For USA
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass