Xolo Black vs ZTE Nubia X6

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

    Black: 12.4 mm narrower

    Black:
    76.6 mm
    Nubia X6:
    89 mm
  • Screen diagonal

    Black: 0.94 in smaller diagonal

    Black:
    5.5 in
    Nubia X6:
    6.44 in
  • Rear camera layout

    Black:
    Dual
    Nubia X6:
    Single
  • Depth

    Black: 0.6 mm thinner

    Black:
    7.3 mm
    Nubia X6:
    7.9 mm
  • Height

    Black: 24 mm shorter

    Black:
    155.5 mm
    Nubia X6:
    179.5 mm
  • Release year

    Black:
    2015
    Nubia X6:
    2014

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

    Height:
    155.5 mm
    Width:
    76.6 mm
    Depth:
    7.3 mm
    Weight:
    Unknown
  2. 2. Nubia X6

    Height:
    179.5 mm +24 mm versus Black
    Width:
    89 mm +12.4 mm versus Black
    Depth:
    7.9 mm +0.6 mm versus Black
    Weight:
    215 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. Black

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Nubia X6

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

Nubia X6 has approximately 37.1% more rectangular screen area than Black.

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, Nubia X6, compared at the same storage capacity.
StorageBlackNubia X6
16 GB 2 GB RAM Unknown
Nubia X6: Original memory entry

32/64 GB · 2 GB RAM/ 128 GB · 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. Black

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

2. Nubia X6

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. Black

    3200 mAh

  2. 2. Nubia X6

    4250 mAh

    +1050 mAh versus Black

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. Black2. Nubia X6

Everyday essentials
Everyday essentials — specifications for Black, Nubia X6.
SpecificationBlackNubia X6
Dimensions (HxWxD)
  • 155.5 Х 76.6 Х 7.3 mm
  • 179.5 Х 89 Х 7.9 mm
Weight
  • 0 g
  • 215 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.44" inch
Screen resolution
  • 1080 x 1920 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 32/64 GB
  • 2 GB RAM/ 128 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3200 mAh
  • Non-removable Li-Po
  • 4250 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 5.0 (Lollipop); HIVE Atlas UI
  • Android 4.3 (Jelly Bean)
Chipset
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
  • Qualcomm MSM8974AB/ MSM8974AC Snapdragon 801 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Black, Nubia X6.
SpecificationBlackNubia X6
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 82.6 cm2
  • 114.3 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 69.3%
  • 71.6%
PPI /points per inch/
  • 403 PPI
  • 342 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Black, Nubia X6.
SpecificationBlackNubia X6
Rear camera, main
  • 13 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • AF -2 MP
  • depth sensor
  • 13 MP
  • OIS
  • AF
Functions
  • LED flash
  • Dual-LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 5 MP
  • 13 MP
Performance

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

Performance — specifications for Black, Nubia X6.
SpecificationBlackNubia X6
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
  • Quad-core 2.3/2.5 GHz Krait 400
Graphics processor GPU
  • Adreno 405
  • Adreno 330
Antutu 7 score *
  • 30156
  • 38123
General specs
General specs — specifications for Black, Nubia X6.
SpecificationBlackNubia X6
Release date
  • 2015
  • July
  • 2014
  • March
Colors
  • Black
  • White
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 350 EUR
Battery life
  • Stand by time- Up to 736 h (2G) / Up to 699 h (3G) Talking time- Up to 36 h (2G) / Up to 24 h (3G)
  • Stand by time- Up to 695 h Talking time- Up to 32 h (2G) / Up to 17 h (3G)
Body build
  • Front/back glass (Gorilla Glass 3)
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Black, Nubia X6.
SpecificationBlackNubia X6
SIM card
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM)
  • Dual 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 - SIM 1 & SIM 2 CDMA 800 -3G - HSDPA 850 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 3(1800)
  • 7(2600) LTE band 38(2600)
  • 39(1900)
  • 40(2300)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • EV-DO Rev.A 3.1 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 3.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.13 W/kg (head) 0.27 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Black, Nubia X6.
SpecificationBlackNubia X6
Radio
  • FM radio
  • FM radio
Others Unknown
  • Dolby Mobile -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Black, Nubia X6.
SpecificationBlackNubia X6
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - For India
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Versions: 32/64 GB
  • 2 GB RAM
  • MSM8974AB chipset
  • 2.3 GHz processor 128 GB
  • 3 GB RAM
  • MSM8974AC chipset
  • 2.5 GHz processor