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BLU Studio Energy vs ZTE Open

Compare recorded specifications, size and practical differences.

ZTE Open

ZTE Open

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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

    Open: 9.5 mm narrower

    Studio Energy:
    71.5 mm
    Open:
    62 mm
  • Screen diagonal

    Open: 1.5 in smaller diagonal

    Studio Energy:
    5 in
    Open:
    3.5 in
  • Depth

    Studio Energy: 2.1 mm thinner

    Studio Energy:
    10.4 mm
    Open:
    12.5 mm
  • Height

    Open: 30.5 mm shorter

    Studio Energy:
    144.5 mm
    Open:
    114 mm
  • Release year

    Studio Energy:
    2015
    Open:
    2013

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 Energy

    Height:
    144.5 mm +30.5 mm versus Open
    Width:
    71.5 mm +9.5 mm versus Open
    Depth:
    10.4 mm
    Weight:
    180 g
  2. 2. Open

    Height:
    114 mm
    Width:
    62 mm
    Depth:
    12.5 mm +2.1 mm versus Studio Energy
    Weight:
    Unknown

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 Energy

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

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

Studio Energy has approximately 88.9% more rectangular screen area than Open.

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 Energy, Open, compared at the same storage capacity.
StorageStudio EnergyOpen
8 GB 1 GB RAM Unknown
Open: Original memory entry

512 MB ROM · 256 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. Studio Energy

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

2. Open

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

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 Energy

    5000 mAh

    +3800 mAh versus Open

  2. 2. Open

    1200 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. Studio Energy2. Open

Everyday essentials
Everyday essentials — specifications for Studio Energy, Open.
SpecificationStudio EnergyOpen
Dimensions (HxWxD)
  • 144.5 Х 71.5 Х 10.4 mm
  • 114 Х 62 Х 12.5 mm
Weight
  • 180 g
  • 0 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 3.5" inch
Screen resolution
  • 720 x 1280 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 512 MB ROM
  • 256 MB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 5000 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Firefox OS 1.0
Chipset Unknown
  • Qualcomm MSM7225A Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Studio Energy, Open.
SpecificationStudio EnergyOpen
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 68.9 cm2
  • 36.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 66.7%
  • 51.6%
PPI /points per inch/
  • 294 PPI
  • 165 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Studio Energy, Open.
SpecificationStudio EnergyOpen
Rear camera, main
  • 8 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 3.15 MP
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance
Performance — specifications for Studio Energy, Open.
SpecificationStudio EnergyOpen
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • 1.0 GHz Cortex-A5
Graphics processor GPU
  • Mali-400
  • Adreno 200
Antutu 7 score Legacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 1456
GeekBench 4 RenderScript Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 504
Unknown
General specs
General specs — specifications for Studio Energy, Open.
SpecificationStudio EnergyOpen
Release date
  • 2015
  • January
  • 2013
  • February
Colors
  • Black
  • White
  • Gold
  • Blue
  • Orange
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 140 EUR
Unknown
Battery life
  • Stand by time- Up to 1090 h (2G) / Up to 1090 h (3G) Talking time- Up to 52 h (2G) / Up to 33 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Studio Energy, Open.
SpecificationStudio EnergyOpen
SIM card
  • Dual SIM (Mini-SIM/ Micro-SIM
  • dual stand-by)
  • Mini-SIM
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
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 7.2/5.76 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
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
  • A2DP
  • EDR
Music and Audio
Music and Audio — specifications for Studio Energy, Open.
SpecificationStudio EnergyOpen
Radio
  • Stereo FM radio
  • Stereo FM radio
Other features
Other features — specifications for Studio Energy, Open.
SpecificationStudio EnergyOpen
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • Sensors Accelerometer
  • proximity - MP3/eAAC+/WAV/WMA player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input