BLU Studio X9 HD vs Samsung Z4

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.

  • Width

    Z4: 3.8 mm narrower

    Studio X9 HD:
    73 mm
    Z4:
    69.2 mm
  • Screen diagonal

    Z4: 0.5 in smaller diagonal

    Studio X9 HD:
    5 in
    Z4:
    4.5 in
  • Height

    Z4: 10.1 mm shorter

    Studio X9 HD:
    143 mm
    Z4:
    132.9 mm
  • Release year

    Studio X9 HD:
    2020
    Z4:
    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. Studio X9 HD

    Height:
    143 mm +10.1 mm versus Z4
    Width:
    73 mm +3.8 mm versus Z4
    Depth:
    10.1 mm
  2. 2. Z4

    Height:
    132.9 mm
    Width:
    69.2 mm
    Depth:
    10.3 mm

Weight

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

  1. 1. Studio X9 HD

    144 g

    +1 g versus Z4

  2. 2. Z4

    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. Studio X9 HD

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Z4

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    57.6 cm²

Studio X9 HD has approximately 19.6% more rectangular screen area than Z4.

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, Z4, compared at the same storage capacity.
StorageStudio X9 HDZ4
8 GB Recorded for all phones 1 GB RAM 1 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. Z4

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

    2000 mAh

  2. 2. Z4

    2050 mAh

    +50 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. Z4

Everyday essentials
Everyday essentials — specifications for Studio X9 HD, Z4.
SpecificationStudio X9 HDZ4
Dimensions (HxWxD)
  • 143 Х 73 Х 10.1 mm
  • 132.9 Х 69.2 Х 10.3 mm
Weight
  • 144 g
  • 143 g
Technology
  • IPS LCD
Unknown
Screen size
  • 5" inch
  • 4.5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8GB 1GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 128 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 2050 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Tizen 3.0
Chipset
  • Mediatek MT6580 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Studio X9 HD, Z4.
SpecificationStudio X9 HDZ4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 57.6 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 66.0%
  • 62.7%
PPI /points per inch/
  • 294 PPI
  • 207 PPI
Camera and Video
Camera and Video — specifications for Studio X9 HD, Z4.
SpecificationStudio X9 HDZ4
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • 5 MP
  • f/2.2
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 720p@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 Studio X9 HD, Z4.
SpecificationStudio X9 HDZ4
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core 1.5 GHz
Graphics processor GPU
  • Mali-400MP2
Unknown
Antutu 7 score * Unknown
  • 17329
General specs
General specs — specifications for Studio X9 HD, Z4.
SpecificationStudio X9 HDZ4
Release date
  • 2020
  • March 25
  • 2017
  • May
Colors
  • Black
  • White
  • Blue
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 USD
  • 80 EUR
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, Z4.
SpecificationStudio X9 HDZ4
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Single SIM (Micro-SIM)Hybrid 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 (dual-SIM model only) -3G - HSDPA 900 / 2100 -4G - LTE
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
  • 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
  • Wi-Fi Direct
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
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, Z4.
SpecificationStudio X9 HDZ4
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Studio X9 HD, Z4.
SpecificationStudio X9 HDZ4
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • proximity