QMobile J7 Pro vs ZTE nubia Z20

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.

  • Display technology

    OLED versus LCD

    J7 Pro:
    LCD
    nubia Z20:
    OLED
  • Weight

    J7 Pro: 11 g lighter

    J7 Pro:
    175 g
    nubia Z20:
    186 g
  • Width

    nubia Z20: 1.4 mm narrower

    J7 Pro:
    76.6 mm
    nubia Z20:
    75.2 mm
  • Screen diagonal

    J7 Pro: 0.92 in smaller diagonal

    J7 Pro:
    5.5 in
    nubia Z20:
    6.42 in
  • Chipset

    J7 Pro:
    Mediatek MT6737T (28 nm)
    nubia Z20:
    Qualcomm SDM855 Snapdragon 855+ (7 nm)
  • Rear camera layout

    J7 Pro:
    Single
    nubia Z20:
    Triple

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. J7 Pro

    Height:
    154 mm
    Width:
    76.6 mm +1.4 mm versus nubia Z20
    Depth:
    9.2 mm
  2. 2. nubia Z20

    Height:
    158.6 mm +4.6 mm versus J7 Pro
    Width:
    75.2 mm
    Depth:
    9.2 mm

Weight

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

  1. 1. J7 Pro

    175 g

  2. 2. nubia Z20

    186 g

    +11 g versus J7 Pro

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. J7 Pro

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. nubia Z20

    Screen diagonal:
    6.42 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    101.2 cm²

nubia Z20 has approximately 21.3% more rectangular screen area than J7 Pro.

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 J7 Pro, nubia Z20, compared at the same storage capacity.
StorageJ7 Pronubia Z20
32 GB 3 GB RAM Unknown
nubia Z20: Original memory entry

128/512 GB · 8 GB RAM 128 GB · 6 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. J7 Pro

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

2. nubia Z20

NFC:
Unknown
Headphone jack:
No
Memory card support:
No

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. J7 Pro

    3150 mAh

  2. 2. nubia Z20

    4000 mAh

    +850 mAh versus J7 Pro

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. J7 Pro2. nubia Z20

Everyday essentials
Everyday essentials — specifications for J7 Pro, nubia Z20.
SpecificationJ7 Pronubia Z20
Dimensions (HxWxD)
  • 154 Х 76.6 Х 9.2 mm
  • 158.6 Х 75.2 Х 9.2 mm
Weight
  • 175 g
  • 186 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 5.5" inch
  • 6.42" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 128/512 GB
  • 8 GB RAM 128 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3150 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 9.0 (Pie); Nubia UI 7
Chipset
  • Mediatek MT6737T (28 nm)
  • Qualcomm SDM855 Snapdragon 855+ (7 nm)
Headphone jack
  • Yes
  • No
Display
Display — specifications for J7 Pro, nubia Z20.
SpecificationJ7 Pronubia Z20
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 101.2 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 70.7%
  • 84.8%
PPI /points per inch/
  • 267 PPI
  • 401 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Corning Gorilla Glass (unspecified)
Camera and Video
Camera and Video — specifications for J7 Pro, nubia Z20.
SpecificationJ7 Pronubia Z20
Rear camera, main
  • 13 MP
  • Single
  • 48 MP
  • Triple
Camera specs
  • 13 MP
  • PDAF
  • 48 MP
  • f/1.7
  • 26mm (wide)
  • 1/2''
  • 0.8µm
  • PDAF
  • OIS -8 MP (telephoto)
  • 3x optical zoom -16 MP
  • 12mm (ultrawide)
Functions
  • LED flash
  • HDR
  • panorama
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 4320@15fps
  • 2160p@30/60fps
  • 1080p@30/60fps
  • 720p@1920fps
Front camera, selfie
  • 8 MP
  • Single
  • 48 MP
  • Triple
Specifications
  • 8 MP
  • Uses main cameras
Performance

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

Performance — specifications for J7 Pro, nubia Z20.
SpecificationJ7 Pronubia Z20
Processor CPU
  • Quad-core 1.4 GHz Cortex-A53
  • Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
Graphics processor GPU
  • Mali-T720
  • Adreno 640 (700 MHz)
Antutu 7 score *
  • 30262
Unknown
GeekBench 4 Single Core *
  • 700
Unknown
GeekBench 4 Multi-Core *
  • 3318
Unknown
General specs
General specs — specifications for J7 Pro, nubia Z20.
SpecificationJ7 Pronubia Z20
Release date
  • 2017
  • May
  • 2019
  • August
Colors
  • Gold
  • Blue
  • Black
  • Blue
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 18000 INR
  • 450 EUR
Body build Unknown
  • Front/back glass
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for J7 Pro, nubia Z20.
SpecificationJ7 Pronubia Z20
SIM card
  • Hybrid Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 3(1800)
  • 5(850)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (6CA) Cat18 1200/150 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/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • microUSB 2.0
  • USB Host
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for J7 Pro, nubia Z20.
SpecificationJ7 Pronubia Z20
Radio
  • FM radio
  • No
Others Unknown
  • HDR10 -Secondary display (on the back): AMOLED
  • 5.1 inches
  • 1080 x 2340 pixels
  • Corning Gorilla Glass 3
  • DTS HD sound -32-bit/384kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for J7 Pro, nubia Z20.
SpecificationJ7 Pronubia Z20
Dop
  • Sensors Accelerometer
  • proximity
  • compass - For India
  • Sensors Dual fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 27W - USB Power Delivery 2.0