Xolo Black 1X vs ZTE Open

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

    Open: 10 mm narrower

    Black 1X:
    72 mm
    Open:
    62 mm
  • Screen diagonal

    Open: 1.5 in smaller diagonal

    Black 1X:
    5 in
    Open:
    3.5 in
  • Chipset

    Black 1X:
    Mediatek MT6753 (28 nm)
    Open:
    Qualcomm MSM7225A Snapdragon S1
  • Depth

    Black 1X: 4.9 mm thinner

    Black 1X:
    7.6 mm
    Open:
    12.5 mm
  • Height

    Open: 30.6 mm shorter

    Black 1X:
    144.6 mm
    Open:
    114 mm
  • Release year

    Black 1X:
    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. Black 1X

    Height:
    144.6 mm +30.6 mm versus Open
    Width:
    72 mm +10 mm versus Open
    Depth:
    7.6 mm
    Weight:
    Unknown
  2. 2. Open

    Height:
    114 mm
    Width:
    62 mm
    Depth:
    12.5 mm +4.9 mm versus Black 1X
    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. Black 1X

    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

Black 1X 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 Black 1X, Open, compared at the same storage capacity.
StorageBlack 1XOpen
32 GB 3 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. Black 1X

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

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. Black 1X

    2400 mAh

    +1200 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. Black 1X2. Open

Everyday essentials
Everyday essentials — specifications for Black 1X, Open.
SpecificationBlack 1XOpen
Dimensions (HxWxD)
  • 144.6 Х 72 Х 7.6 mm
  • 114 Х 62 Х 12.5 mm
Weight
  • 0 g
  • 0 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 3.5" inch
Screen resolution
  • 1080 x 1920 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 512 MB ROM
  • 256 MB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 2400 mAh
  • Non-removable Li-Po
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • upgradable to 6.0 (Marshmallow); HIVE Atlas UI
  • Firefox OS 1.0
Chipset
  • Mediatek MT6753 (28 nm)
  • Qualcomm MSM7225A Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Black 1X, Open.
SpecificationBlack 1XOpen
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
  • 66.2%
  • 51.6%
PPI /points per inch/
  • 441 PPI
  • 165 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for Black 1X, Open.
SpecificationBlack 1XOpen
Rear camera, main
  • 13 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 13 MP
  • PDAF
  • 3.15 MP
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
Unknown
Performance

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

Performance — specifications for Black 1X, Open.
SpecificationBlack 1XOpen
Processor CPU
  • Octa-core 1.3 GHz Cortex-A53
  • 1.0 GHz Cortex-A5
Graphics processor GPU
  • Mali-T720MP3
  • Adreno 200
Antutu 7 score * Unknown
  • 1456
GeekBench 4 Single Core *
  • 617
Unknown
GeekBench 4 Multi-Core *
  • 2697
Unknown
General specs
General specs — specifications for Black 1X, Open.
SpecificationBlack 1XOpen
Release date
  • 2015
  • October
  • 2013
  • February
Colors
  • Black
  • Blue
  • Orange
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 140 EUR
Unknown
Battery life
  • Stand by time- Up to 394 h (2G) / Up to 354 h (3G) Talking time- Up to 27 h (2G) / Up to 12 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Black 1X, Open.
SpecificationBlack 1XOpen
SIM card
  • Hybrid Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE 1800 TD-LTE 2300
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/7.2 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
  • A2DP
  • EDR
Harmful irradiation
  • SAR EU - 0.09 W/kg (head) 0.14 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Black 1X, Open.
SpecificationBlack 1XOpen
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for Black 1X, Open.
SpecificationBlack 1XOpen
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - For India
  • Sensors Accelerometer
  • proximity - MP3/eAAC+/WAV/WMA player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input