Infinix Smart3 Plus vs ZTE Nubia Z9 mini

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

    Nubia Z9 mini: 6.2 mm narrower

    Smart3 Plus:
    76 mm
    Nubia Z9 mini:
    69.8 mm
  • Screen diagonal

    Nubia Z9 mini: 1.2 in smaller diagonal

    Smart3 Plus:
    6.2 in
    Nubia Z9 mini:
    5 in
  • Chipset

    Smart3 Plus:
    Mediatek MT6761 Helio A22 (12 nm)
    Nubia Z9 mini:
    Qualcomm MSM8939 Snapdragon 615 (28 nm)
  • Rear camera layout

    Smart3 Plus:
    Triple
    Nubia Z9 mini:
    Single
  • Height

    Nubia Z9 mini: 15.7 mm shorter

    Smart3 Plus:
    157 mm
    Nubia Z9 mini:
    141.3 mm
  • Release year

    Smart3 Plus:
    2019
    Nubia Z9 mini:
    2015

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. Smart3 Plus

    Height:
    157 mm +15.7 mm versus Nubia Z9 mini
    Width:
    76 mm +6.2 mm versus Nubia Z9 mini
    Depth:
    7.8 mm
  2. 2. Nubia Z9 mini

    Height:
    141.3 mm
    Width:
    69.8 mm
    Depth:
    8.2 mm

Weight

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

  1. 1. Smart3 Plus

    148 g

    +1 g versus Nubia Z9 mini

  2. 2. Nubia Z9 mini

    147 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. Smart3 Plus

    Screen diagonal:
    6.2 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    95.9 cm²
  2. 2. Nubia Z9 mini

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

Smart3 Plus has approximately 39.2% more rectangular screen area than Nubia Z9 mini.

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 Smart3 Plus, Nubia Z9 mini, compared at the same storage capacity.
StorageSmart3 PlusNubia Z9 mini
16 GB Unknown 2 GB RAM
Smart3 Plus: Original memory entry

32 GB · 2/3 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. Smart3 Plus

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD

2. Nubia Z9 mini

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. Smart3 Plus

    3500 mAh

    +600 mAh versus Nubia Z9 mini

  2. 2. Nubia Z9 mini

    2900 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. Smart3 Plus2. Nubia Z9 mini

Everyday essentials
Everyday essentials — specifications for Smart3 Plus, Nubia Z9 mini.
SpecificationSmart3 PlusNubia Z9 mini
Dimensions (HxWxD)
  • 157 Х 76 Х 7.8 mm
  • 141.3 Х 69.8 Х 8.2 mm
Weight
  • 148 g
  • 147 g
Technology
  • LTPS IPS LCD
  • IPS LCD
Screen size
  • 6.2" inch
  • 5" inch
Screen resolution
  • 720 x 1520 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 2/3 GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 2900 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 5.0.2 (Lollipop); nubia UI 2.8
Chipset
  • Mediatek MT6761 Helio A22 (12 nm)
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Smart3 Plus, Nubia Z9 mini.
SpecificationSmart3 PlusNubia Z9 mini
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 68.9 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 81.6%
  • 69.9%
PPI /points per inch/
  • 269 PPI
  • 441 PPI
Camera and Video
Camera and Video — specifications for Smart3 Plus, Nubia Z9 mini.
SpecificationSmart3 PlusNubia Z9 mini
Rear camera, main
  • 13 MP
  • Triple
  • 16 MP
  • Single
Camera specs
  • 13 MP
  • f/1.8
  • PDAF -2 MP -QVGA
  • 16 MP
  • AF
  • f/2.0
Functions
  • Dual-LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • 8 MP
  • f/2.4
Performance

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

Performance — specifications for Smart3 Plus, Nubia Z9 mini.
SpecificationSmart3 PlusNubia Z9 mini
Processor CPU
  • Quad-core 2.0 GHz Cortex-A53
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 405
Antutu 7 score *
  • 56322
Unknown
General specs
General specs — specifications for Smart3 Plus, Nubia Z9 mini.
SpecificationSmart3 PlusNubia Z9 mini
Release date
  • 2019
  • April
  • 2015
  • March
Colors
  • Midnight Black
  • Aqua Blue
  • Cosmic Purple
  • Bordeaux Red
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 7000 INR
  • 170 EUR
Battery life Unknown
  • Stand by time- Up to 750 h (3G) Talking time- Up to 43 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Smart3 Plus, Nubia Z9 mini.
SpecificationSmart3 PlusNubia Z9 mini
SIM card
  • 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 / 900 / 2100 -4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 -3G - HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE Cat4 150/50 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
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB Host
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Smart3 Plus, Nubia Z9 mini.
SpecificationSmart3 PlusNubia Z9 mini
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Smart3 Plus, Nubia Z9 mini.
SpecificationSmart3 PlusNubia Z9 mini
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass